Also attachment "tkWinWm.c" to
ticket [91d0e9d8]
added by
cjmcdonald
2025-03-05 21:38:04.
/*
* tkWinWm.c --
*
* This module takes care of the interactions between a Tk-based
* application and the window manager. Among other things, it implements
* the "wm" command and passes geometry information to the window
* manager.
*
* Copyright © 1995-1997 Sun Microsystems, Inc.
* Copyright © 1998-2000 Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
#include "tkWinInt.h"
#include <windows.h>
#include <wtypes.h>
#include <shobjidl.h>
#include <shlguid.h>
#include <shellapi.h>
#include "tkWinIco.h"
/*
* These next two defines are only valid on Win2K/XP+.
*/
#ifndef WS_EX_LAYERED
#define WS_EX_LAYERED 0x00080000
#endif
#ifndef LWA_COLORKEY
#define LWA_COLORKEY 0x00000001
#endif
#ifndef LWA_ALPHA
#define LWA_ALPHA 0x00000002
#endif
/*
* Event structure for synthetic activation events. These events are placed on
* the event queue whenever a toplevel gets a WM_MOUSEACTIVATE message or
* a WM_ACTIVATE. If the window is being moved (*flagPtr will be true)
* then the handling of this event must be delayed until the operation
* has completed to avoid a premature WM_EXITSIZEMOVE event.
*/
typedef struct ActivateEvent {
Tcl_Event ev;
TkWindow *winPtr;
const int *flagPtr;
HWND hwnd;
} ActivateEvent;
/*
* A data structure of the following type holds information for each window
* manager protocol (such as WM_DELETE_WINDOW) for which a handler (i.e. a Tcl
* command) has been defined for a particular top-level window.
*/
typedef struct ProtocolHandler {
Atom protocol; /* Identifies the protocol. */
struct ProtocolHandler *nextPtr;
/* Next in list of protocol handlers for the
* same top-level window, or NULL for end of
* list. */
Tcl_Interp *interp; /* Interpreter in which to invoke command. */
char command[TKFLEXARRAY]; /* Tcl command to invoke when a client message
* for this protocol arrives. The actual size
* of the structure varies to accommodate the
* needs of the actual command. THIS MUST BE
* THE LAST FIELD OF THE STRUCTURE. */
} ProtocolHandler;
#define HANDLER_SIZE(cmdLength) \
(offsetof(ProtocolHandler, command) + 1 + cmdLength)
/*
* Helper type passed via lParam to TkWmStackorderToplevelEnumProc
*/
typedef struct TkWmStackorderToplevelPair {
Tcl_HashTable *table;
TkWindow **windowPtr;
} TkWmStackorderToplevelPair;
/*
* A pointer to one of these structures is associated with each toplevel.
* This allows us to free up all memory associated with icon resources when a
* window is deleted or if the window's icon is changed. They are simply
* reference counted according to:
*
* (1) How many WmInfo structures point to this object
* (2) Whether the ThreadSpecificData defined in this file contains a pointer
* to this object.
*
* The former count is for windows whose icons are individually set, and the
* latter is for the global default icon choice.
*
* Icons loaded from .icr/.icr use the iconBlock field, icons loaded from
* .exe/.dll use the hIcon field.
*/
typedef struct WinIconInstance {
size_t refCount; /* Number of instances that share this data
* structure. */
BlockOfIconImagesPtr iconBlock;
/* Pointer to icon resource data for image */
} WinIconInstance;
typedef struct WinIconInstance *WinIconPtr;
/*
* A data structure of the following type holds window-manager-related
* information for each top-level window in an application.
*/
typedef struct TkWmInfo {
TkWindow *winPtr; /* Pointer to main Tk information for this
* window. */
HWND wrapper; /* This is the decorative frame window created
* by the window manager to wrap a toplevel
* window. This window is a direct child of
* the root window. */
char *title; /* Title to display in window caption. If
* NULL, use name of widget. Malloced. */
char *iconName; /* Name to display in icon. Malloced. */
XWMHints hints; /* Various pieces of information for window
* manager. */
char *leaderName; /* Path name of leader of window group
* (corresponds to hints.window_group).
* Malloc-ed. Note: this field doesn't get
* updated if leader is destroyed. */
TkWindow *containerPtr; /* Container window for TRANSIENT_FOR property,
* or NULL. */
Tk_Window icon; /* Window to use as icon for this window, or
* NULL. */
Tk_Window iconFor; /* Window for which this window is icon, or
* NULL if this isn't an icon for anyone. */
/*
* Information used to construct an XSizeHints structure for the window
* manager:
*/
int defMinWidth, defMinHeight, defMaxWidth, defMaxHeight;
/* Default resize limits given by system. */
int sizeHintsFlags; /* Flags word for XSizeHints structure. If the
* PBaseSize flag is set then the window is
* gridded; otherwise it isn't gridded. */
int minWidth, minHeight; /* Minimum dimensions of window, in pixels or
* grid units. */
int maxWidth, maxHeight; /* Maximum dimensions of window, in pixels or
* grid units. 0 to default. */
Tk_Window gridWin; /* Identifies the window that controls
* gridding for this top-level, or NULL if the
* top-level isn't currently gridded. */
int widthInc, heightInc; /* Increments for size changes (# pixels per
* step). */
struct {
int x; /* numerator */
int y; /* denominator */
} minAspect, maxAspect; /* Min/max aspect ratios for window. */
int reqGridWidth, reqGridHeight;
/* The dimensions of the window (in grid
* units) requested through the geometry
* manager. */
int gravity; /* Desired window gravity. */
/*
* Information used to manage the size and location of a window.
*/
int width, height; /* Desired dimensions of window, specified in
* pixels or grid units. These values are set
* by the "wm geometry" command and by
* ConfigureNotify events (for when wm resizes
* window). -1 means user hasn't requested
* dimensions. */
int x, y; /* Desired X and Y coordinates for window.
* These values are set by "wm geometry", plus
* by ConfigureNotify events (when wm moves
* window). These numbers are different than
* the numbers stored in winPtr->changes
* because (a) they could be measured from the
* right or bottom edge of the screen (see
* WM_NEGATIVE_X and WM_NEGATIVE_Y flags) and
* (b) if the window has been reparented then
* they refer to the parent rather than the
* window itself. */
int borderWidth, borderHeight;
/* Width and height of window dressing, in
* pixels for the current style/exStyle. This
* includes the border on both sides of the
* window. */
int configX, configY; /* x,y position of toplevel when window is
* switched into fullscreen state, */
int configWidth, configHeight;
/* Dimensions passed to last request that we
* issued to change geometry of window. Used
* to eliminate redundant resize operations */
HMENU hMenu; /* the hMenu associated with this menu */
DWORD style, exStyle; /* Style flags for the wrapper window. */
LONG styleConfig; /* Extra user requested style bits */
LONG exStyleConfig; /* Extra user requested extended style bits */
Tcl_Obj *crefObj; /* COLORREF object for transparent handling */
COLORREF colorref; /* COLORREF for transparent handling */
double alpha; /* Alpha transparency level 0.0 (fully
* transparent) .. 1.0 (opaque) */
/*
* List of children of the toplevel which have private colormaps.
*/
TkWindow **cmapList; /* Array of window with private colormaps. */
Tcl_Size cmapCount; /* Number of windows in array. */
/*
* Miscellaneous information.
*/
ProtocolHandler *protPtr; /* First in list of protocol handlers for this
* window (NULL means none). */
Tcl_Size cmdArgc; /* Number of elements in cmdArgv below. */
const char **cmdArgv; /* Array of strings to store in the WM_COMMAND
* property. NULL means nothing available. */
char *clientMachine; /* String to store in WM_CLIENT_MACHINE
* property, or NULL. */
int flags; /* Miscellaneous flags, defined below. */
int numTransients; /* Number of transients on this window */
WinIconPtr iconPtr; /* Pointer to titlebar icon structure for this
* window, or NULL. */
struct TkWmInfo *nextPtr; /* Next in list of all top-level windows. */
} WmInfo;
/*
* Flag values for WmInfo structures:
*
* WM_NEVER_MAPPED - Non-zero means window has never been mapped;
* need to update all info when window is first
* mapped.
* WM_UPDATE_PENDING - Non-zero means a call to UpdateGeometryInfo
* has already been scheduled for this window;
* no need to schedule another one.
* WM_NEGATIVE_X - Non-zero means x-coordinate is measured in
* pixels from right edge of screen, rather than
* from left edge.
* WM_NEGATIVE_Y - Non-zero means y-coordinate is measured in
* pixels up from bottom of screen, rather than
* down from top.
* WM_UPDATE_SIZE_HINTS - Non-zero means that new size hints need to be
* propagated to window manager. Not used on Win.
* WM_SYNC_PENDING - Set to non-zero while waiting for the window
* manager to respond to some state change.
* WM_MOVE_PENDING - Non-zero means the application has requested a
* new position for the window, but it hasn't
* been reflected through the window manager yet.
* WM_COLORMAPS_EXPLICIT - Non-zero means the colormap windows were set
* explicitly via "wm colormapwindows".
* WM_ADDED_TOPLEVEL_COLORMAP - Non-zero means that when "wm colormapwindows"
* was called the top-level itself wasn't
* specified, so we added it implicitly at the
* end of the list.
* WM_WIDTH_NOT_RESIZABLE - Non-zero means that we're not supposed to
* allow the user to change the width of the
* window (controlled by "wm resizable" command).
* WM_HEIGHT_NOT_RESIZABLE - Non-zero means that we're not supposed to
* allow the user to change the height of the
* window (controlled by "wm resizable" command).
* WM_WITHDRAWN - Non-zero means that this window has explicitly
* been withdrawn. If it's a transient, it should
* not mirror state changes in the container.
* WM_FULLSCREEN - Non-zero means that this window has been placed
* in the full screen mode. It should be mapped at
* 0,0 and be the width and height of the screen.
*/
#define WM_NEVER_MAPPED (1<<0)
#define WM_UPDATE_PENDING (1<<1)
#define WM_NEGATIVE_X (1<<2)
#define WM_NEGATIVE_Y (1<<3)
#define WM_UPDATE_SIZE_HINTS (1<<4)
#define WM_SYNC_PENDING (1<<5)
#define WM_CREATE_PENDING (1<<6)
#define WM_MOVE_PENDING (1<<7)
#define WM_COLORMAPS_EXPLICIT (1<<8)
#define WM_ADDED_TOPLEVEL_COLORMAP (1<<9)
#define WM_WIDTH_NOT_RESIZABLE (1<<10)
#define WM_HEIGHT_NOT_RESIZABLE (1<<11)
#define WM_WITHDRAWN (1<<12)
#define WM_FULLSCREEN (1<<13)
/*
* Window styles for various types of toplevel windows.
*/
#define WM_OVERRIDE_STYLE (WS_CLIPCHILDREN|WS_CLIPSIBLINGS|CS_DBLCLKS)
#define EX_OVERRIDE_STYLE (WS_EX_TOOLWINDOW)
#define WM_FULLSCREEN_STYLE (WS_POPUP|WM_OVERRIDE_STYLE)
#define EX_FULLSCREEN_STYLE (WS_EX_APPWINDOW)
#define WM_TOPLEVEL_STYLE (WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|CS_DBLCLKS)
#define EX_TOPLEVEL_STYLE (0)
#define WM_TRANSIENT_STYLE \
(WS_POPUP|WS_CAPTION|WS_SYSMENU|WS_CLIPSIBLINGS|CS_DBLCLKS)
#define EX_TRANSIENT_STYLE (WS_EX_DLGMODALFRAME)
/*
* The following structure is the official type record for geometry management
* of top-level windows.
*/
static void TopLevelReqProc(void *dummy, Tk_Window tkwin);
static void RemapWindows(TkWindow *winPtr, HWND parentHWND);
static const Tk_GeomMgr wmMgrType = {
"wm", /* name */
TopLevelReqProc, /* requestProc */
NULL, /* lostContentProc */
};
typedef struct {
HPALETTE systemPalette; /* System palette; refers to the currently
* installed foreground logical palette. */
TkWindow *createWindow; /* Window that is being constructed. This
* value is set immediately before a call to
* CreateWindowEx, and is used by SetLimits.
* This is a gross hack needed to work around
* Windows brain damage where it sends the
* WM_GETMINMAXINFO message before the
* WM_CREATE window. */
int initialized; /* Flag indicating whether thread-specific
* elements of module have been
* initialized. */
int firstWindow; /* Flag, cleared when the first window is
* mapped in a non-iconic state. */
WinIconPtr iconPtr; /* IconPtr being used as default for all
* toplevels, or NULL. */
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;
/*
* The following variables cannot be placed in thread local storage because
* they must be shared across threads.
*/
static int initialized; /* Flag indicating whether module has been
* initialized. */
TCL_DECLARE_MUTEX(winWmMutex)
/*
* The following records the "TaskbarButtonCreated" message ID
* for overlay icons.
*/
static UINT TaskbarButtonCreatedMessageId = WM_NULL;
/* Reference to taskbarlist API for overlay icons. */
ITaskbarList3 *ptbl;
/*
* Forward declarations for functions defined in this file:
*/
static int ActivateWindow(Tcl_Event *evPtr, int flags);
static void ConfigureTopLevel(WINDOWPOS *pos);
static void GenerateConfigureNotify(TkWindow *winPtr);
static void GenerateActivateEvent(TkWindow *winPtr, const int *flagPtr);
static void GetMaxSize(WmInfo *wmPtr,
int *maxWidthPtr, int *maxHeightPtr);
static void GetMinSize(WmInfo *wmPtr,
int *minWidthPtr, int *minHeightPtr);
static TkWindow * GetTopLevel(HWND hwnd);
static void InitWm(void);
static int InstallColormaps(HWND hwnd, int message,
int isForemost);
static void InvalidateSubTree(TkWindow *winPtr, Colormap colormap);
static void InvalidateSubTreeDepth(TkWindow *winPtr);
static int ParseGeometry(Tcl_Interp *interp, const char *string,
TkWindow *winPtr);
static void RefreshColormap(Colormap colormap, TkDisplay *dispPtr);
static void SetLimits(HWND hwnd, MINMAXINFO *info);
static void TkWmStackorderToplevelWrapperMap(TkWindow *winPtr,
Display *display, Tcl_HashTable *table);
static LRESULT CALLBACK TopLevelProc(HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam);
static void TopLevelEventProc(void *clientData,
XEvent *eventPtr);
static void TopLevelReqProc(void *dummy, Tk_Window tkwin);
static void UpdateGeometryInfo(void *clientData);
static void UpdateWrapper(TkWindow *winPtr);
static LRESULT CALLBACK WmProc(HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam);
static void WmWaitVisibilityOrMapProc(void *clientData,
XEvent *eventPtr);
static BlockOfIconImagesPtr ReadIconOrCursorFromFile(Tcl_Interp *interp,
Tcl_Obj* fileName, BOOL isIcon);
static WinIconPtr ReadIconFromFile(Tcl_Interp *interp,
Tcl_Obj *fileName);
static BOOL AdjustIconImagePointers(LPICONIMAGE lpImage);
static WinIconPtr GetIconFromPixmap(Display *dsPtr, Pixmap pixmap);
static int ReadICOHeader(Tcl_Channel channel);
static HICON MakeIconOrCursorFromResource(LPICONIMAGE lpIcon,
BOOL isIcon);
static HICON GetIcon(WinIconPtr titlebaricon, int icon_size);
static int WinSetIcon(Tcl_Interp *interp,
WinIconPtr titlebaricon, Tk_Window tkw);
static void FreeIconBlock(BlockOfIconImagesPtr lpIR);
static void DecrIconRefCount(WinIconPtr titlebaricon);
static void WithdrawWindow(TkWindow *winPtr);
static int WmAspectCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmAttributesCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmClientCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmColormapwindowsCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmCommandCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmDeiconifyCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmFocusmodelCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmForgetCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmFrameCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmGeometryCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmGridCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmGroupCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconbadgeCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconbitmapCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconifyCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconmaskCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconnameCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconphotoCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconpositionCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmIconwindowCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmManageCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmMaxsizeCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmMinsizeCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmOverrideredirectCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmPositionfromCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmProtocolCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmResizableCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmSizefromCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmStackorderCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmStateCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmTitleCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmTransientCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static int WmWithdrawCmd(Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, Tcl_Size objc,
Tcl_Obj *const objv[]);
static void WmUpdateGeom(WmInfo *wmPtr, TkWindow *winPtr);
/*
*----------------------------------------------------------------------
*
* MakeIconOrCursorFromResource --
*
* Construct an actual HICON structure from the information in a
* resource.
*
* Results:
* Icon
*
*----------------------------------------------------------------------
*/
static HICON
MakeIconOrCursorFromResource(
LPICONIMAGE lpIcon,
BOOL isIcon)
{
HICON hIcon;
/*
* Sanity Check
*/
if (lpIcon == NULL || lpIcon->lpBits == NULL) {
return NULL;
}
/*
* Let the OS do the real work :)
*/
hIcon = (HICON) CreateIconFromResourceEx(lpIcon->lpBits,
lpIcon->dwNumBytes, isIcon, 0x00030000,
(*(LPBITMAPINFOHEADER) lpIcon->lpBits).biWidth,
(*(LPBITMAPINFOHEADER) lpIcon->lpBits).biHeight/2, 0);
/*
* It failed, odds are good we're on NT so try the non-Ex way.
*/
if (hIcon == NULL) {
/*
* We would break on NT if we try with a 16bpp image.
*/
if (lpIcon->lpbi->bmiHeader.biBitCount != 16) {
hIcon = CreateIconFromResource(lpIcon->lpBits, lpIcon->dwNumBytes,
isIcon, 0x00030000);
}
}
return hIcon;
}
/*
*----------------------------------------------------------------------
*
* ReadICOHeader --
*
* Reads the header from an ICO file, as specfied by channel.
*
* Results:
* UINT - Number of images in file, -1 for failure. If this succeeds,
* there is a decent chance this is a valid icon file.
*
*----------------------------------------------------------------------
*/
static int
ReadICOHeader(
Tcl_Channel channel)
{
union {
WORD word;
char bytes[sizeof(WORD)];
} input;
/*
* Read the 'reserved' WORD, which should be a zero word.
*/
if (Tcl_Read(channel, input.bytes, sizeof(WORD)) != sizeof(WORD)) {
return -1;
}
if (input.word != 0) {
return -1;
}
/*
* Read the type WORD, which should be of type 1.
*/
if (Tcl_Read(channel, input.bytes, sizeof(WORD)) != sizeof(WORD)) {
return -1;
}
if (input.word != 1) {
return -1;
}
/*
* Get and return the count of images.
*/
if (Tcl_Read(channel, input.bytes, sizeof(WORD)) != sizeof(WORD)) {
return -1;
}
return (int) input.word;
}
/*
*----------------------------------------------------------------------
*
* InitWindowClass --
*
* This routine creates the Wm toplevel decorative frame class.
*
* Results:
* None.
*
* Side effects:
* Registers a new window class.
*
*----------------------------------------------------------------------
*/
static int
InitWindowClass(
WinIconPtr titlebaricon)
{
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (!tsdPtr->initialized) {
tsdPtr->initialized = 1;
tsdPtr->firstWindow = 1;
tsdPtr->iconPtr = NULL;
}
if (!initialized) {
Tcl_MutexLock(&winWmMutex);
if (!initialized) {
WNDCLASSW windowClass;
initialized = 1;
memset(&windowClass, 0, sizeof(WNDCLASSW));
windowClass.style = CS_HREDRAW | CS_VREDRAW;
windowClass.hInstance = Tk_GetHINSTANCE();
windowClass.lpszClassName = TK_WIN_TOPLEVEL_CLASS_NAME;
windowClass.lpfnWndProc = WmProc;
if (titlebaricon == NULL) {
windowClass.hIcon = LoadIconW(Tk_GetHINSTANCE(), L"tk");
} else {
windowClass.hIcon = GetIcon(titlebaricon, ICON_BIG);
if (windowClass.hIcon == NULL) {
return TCL_ERROR;
}
/*
* Store pointer to default icon so we know when we need to
* free that information
*/
tsdPtr->iconPtr = titlebaricon;
}
windowClass.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
if (!RegisterClassW(&windowClass)) {
Tcl_Panic("Unable to register TkTopLevel class");
}
}
Tcl_MutexUnlock(&winWmMutex);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* InitWm --
*
* This initialises the window manager
*
* Results:
* None.
*
* Side effects:
* Registers a new window class.
*
*----------------------------------------------------------------------
*/
static void
InitWm(void)
{
/* Ignore return result */
(void) InitWindowClass(NULL);
}
/*
*----------------------------------------------------------------------
*
* WinSetIcon --
*
* Sets either the default toplevel titlebar icon, or the icon for a
* specific toplevel (if tkw is given, then only that window is used).
*
* The ref-count of the titlebaricon is NOT changed. If this function
* returns successfully, the caller should assume the icon was used (and
* therefore the ref-count should be adjusted to reflect that fact). If
* the function returned an error, the caller should assume the icon was
* not used (and may wish to free the memory associated with it).
*
* Results:
* A standard Tcl return code.
*
* Side effects:
* One or all windows may have their icon changed. The Tcl result may be
* modified. The window-manager will be initialised if it wasn't already.
* The given window will be forced into existence.
*
*----------------------------------------------------------------------
*/
static int
WinSetIcon(
Tcl_Interp *interp,
WinIconPtr titlebaricon,
Tk_Window tkw)
{
WmInfo *wmPtr;
HWND hwnd;
int application = 0;
if (tkw == NULL) {
tkw = Tk_MainWindow(interp);
application = 1;
}
if (!(Tk_IsTopLevel(tkw))) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't a top-level window", Tk_PathName(tkw)));
Tcl_SetErrorCode(interp, "TK", "LOOKUP", "TOPLEVEL", Tk_PathName(tkw),
NULL);
return TCL_ERROR;
}
if (Tk_WindowId(tkw) == None) {
Tk_MakeWindowExist(tkw);
}
/*
* We must get the window's wrapper, not the window itself.
*/
wmPtr = ((TkWindow *) tkw)->wmInfoPtr;
hwnd = wmPtr->wrapper;
if (application) {
if (hwnd == NULL) {
/*
* I don't actually think this is ever the correct thing, unless
* perhaps the window doesn't have a wrapper. But I believe all
* windows have wrappers.
*/
hwnd = Tk_GetHWND(Tk_WindowId(tkw));
}
/*
* If we aren't initialised, then just initialise with the user's
* icon. Otherwise our icon choice will be ignored moments later when
* Tk finishes initialising.
*/
if (!initialized) {
if (InitWindowClass(titlebaricon) != TCL_OK) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"Unable to set icon", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "WM", "ICON", "FAILED", NULL);
return TCL_ERROR;
}
} else {
ThreadSpecificData *tsdPtr;
/*
* Don't check return result of SetClassLong() or
* SetClassLongPtrW() since they return the previously set value
* which is zero on the initial call or in an error case. The MSDN
* documentation does not indicate that the result needs to be
* checked.
*/
SetClassLongPtrW(hwnd, GCLP_HICONSM,
(LPARAM) GetIcon(titlebaricon, ICON_SMALL));
SetClassLongPtrW(hwnd, GCLP_HICON,
(LPARAM) GetIcon(titlebaricon, ICON_BIG));
tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (tsdPtr->iconPtr != NULL) {
DecrIconRefCount(tsdPtr->iconPtr);
}
tsdPtr->iconPtr = titlebaricon;
}
} else {
if (!initialized) {
/*
* Need to initialise the wm otherwise we will fail on code which
* tries to set a toplevel's icon before that happens. Ignore
* return result.
*/
(void) InitWindowClass(NULL);
}
/*
* The following code is exercised if you do
*
* toplevel .t ; wm titlebaricon .t foo.icr
*
* i.e. the wm hasn't had time to properly create the '.t' window
* before you set the icon.
*/
if (hwnd == NULL) {
/*
* This little snippet is copied from the 'Map' function, and
* should probably be placed in one proper location.
*/
UpdateWrapper(wmPtr->winPtr);
wmPtr = ((TkWindow *) tkw)->wmInfoPtr;
hwnd = wmPtr->wrapper;
if (hwnd == NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"Can't set icon; window has no wrapper.", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "WM", "ICON", "WRAPPER", NULL);
return TCL_ERROR;
}
}
SendMessageW(hwnd, WM_SETICON, ICON_SMALL,
(LPARAM) GetIcon(titlebaricon, ICON_SMALL));
SendMessageW(hwnd, WM_SETICON, ICON_BIG,
(LPARAM) GetIcon(titlebaricon, ICON_BIG));
/*
* Update the iconPtr we keep for each WmInfo structure.
*/
if (wmPtr->iconPtr != NULL) {
/*
* Free any old icon ptr which is associated with this window.
*/
DecrIconRefCount(wmPtr->iconPtr);
}
/*
* We do not need to increment the ref count for the titlebaricon,
* because it was already incremented when we retrieved it.
*/
wmPtr->iconPtr = titlebaricon;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* TkWinGetIcon --
*
* Gets either the default toplevel titlebar icon, or the icon for a
* specific toplevel (ICON_SMALL or ICON_BIG).
*
* Results:
* A Windows HICON.
*
* Side effects:
* The given window will be forced into existence.
*
*----------------------------------------------------------------------
*/
HICON
TkWinGetIcon(
Tk_Window tkwin,
DWORD iconsize)
{
WmInfo *wmPtr;
HICON icon;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (tsdPtr->iconPtr != NULL) {
/*
* return default toplevel icon
*/
return GetIcon(tsdPtr->iconPtr, (int) iconsize);
}
/*
* Ensure we operate on the toplevel, that has the icon refs.
*/
while (!Tk_IsTopLevel(tkwin)) {
tkwin = Tk_Parent(tkwin);
if (tkwin == NULL) {
return NULL;
}
}
if (Tk_WindowId(tkwin) == None) {
Tk_MakeWindowExist(tkwin);
}
wmPtr = ((TkWindow *) tkwin)->wmInfoPtr;
if (wmPtr->iconPtr != NULL) {
/*
* return window toplevel icon
*/
return GetIcon(wmPtr->iconPtr, (int) iconsize);
}
/*
* Find the icon otherwise associated with the toplevel, or finally with
* the window class.
*/
icon = (HICON) SendMessageW(wmPtr->wrapper, WM_GETICON, iconsize,
(LPARAM) NULL);
if (icon == (HICON) NULL) {
icon = (HICON) GetClassLongPtrW(wmPtr->wrapper,
(iconsize == ICON_BIG) ? GCLP_HICON : GCLP_HICONSM);
}
return icon;
}
/*
*----------------------------------------------------------------------
*
* ReadIconFromFile --
*
* Read the contents of a file (usually .ico, .icr) and extract an icon
* resource, if possible, otherwise check if the shell has an icon
* assigned to the given file and use that. If both of those fail, then
* NULL is returned, and an error message will already be in the
* interpreter.
*
* Results:
* A WinIconPtr structure containing the icons in the file, with its ref
* count already incremented. The calling function should either place
* this structure inside a WmInfo structure, or it should pass it on to
* DecrIconRefCount() to ensure no memory leaks occur.
*
* If the given fileName did not contain a valid icon structure,
* return NULL.
*
* Side effects:
* Memory is allocated for the returned structure and the icons it
* contains. If the structure is not wanted, it should be passed to
* DecrIconRefCount, and in any case a valid ref count should be ensured
* to avoid memory leaks.
*
* Currently icon resources are not shared, so the ref count of one of
* these structures will always be 0 or 1. However all we need do is
* implement some sort of lookup function between filenames and
* WinIconPtr structures and no other code will need to be changed. The
* pseudo-code for this is implemented below in the 'if (0)' branch. It
* did not seem necessary to implement this optimisation here, since
* moving to icon<->image conversions will probably make it obsolete.
*
*----------------------------------------------------------------------
*/
static WinIconPtr
ReadIconFromFile(
Tcl_Interp *interp,
Tcl_Obj *fileName)
{
WinIconPtr titlebaricon = NULL;
BlockOfIconImagesPtr lpIR;
#if 0 /* TODO: Dead code? */
if (0 /* If we already have an icon for this filename */) {
titlebaricon = NULL; /* Get the real value from a lookup */
titlebaricon->refCount++;
return titlebaricon;
}
#endif
/*
* First check if it is a .ico file.
*/
lpIR = ReadIconOrCursorFromFile(interp, fileName, TRUE);
/*
* Then see if we can ask the shell for the icon for this file. We
* want both the regular and small icons so that the Alt-Tab (task-
* switching) display uses the right icon.
*/
if (lpIR == NULL) {
SHFILEINFOW sfiSM;
Tcl_DString ds, ds2;
DWORD *res;
const char *file;
file = Tcl_TranslateFileName(interp, Tcl_GetString(fileName), &ds);
if (file == NULL) {
return NULL;
}
Tcl_DStringInit(&ds2);
res = (DWORD *)SHGetFileInfoW(Tcl_UtfToWCharDString(file, TCL_INDEX_NONE, &ds2), 0, &sfiSM,
sizeof(SHFILEINFO), SHGFI_SMALLICON|SHGFI_ICON);
Tcl_DStringFree(&ds);
if (res != 0) {
SHFILEINFOW sfi;
unsigned size;
Tcl_ResetResult(interp);
res = (DWORD *)SHGetFileInfoW((WCHAR *)Tcl_DStringValue(&ds2), 0, &sfi,
sizeof(SHFILEINFO), SHGFI_ICON);
/*
* Account for extra icon, if necessary.
*/
size = sizeof(BlockOfIconImages)
+ ((res != 0) ? sizeof(ICONIMAGE) : 0);
lpIR = (BlockOfIconImagesPtr)ckalloc(size);
if (lpIR == NULL) {
if (res != 0) {
DestroyIcon(sfi.hIcon);
}
DestroyIcon(sfiSM.hIcon);
Tcl_DStringFree(&ds2);
return NULL;
}
memset(lpIR, 0, size);
lpIR->nNumImages = ((res != 0) ? 2 : 1);
lpIR->IconImages[0].Width = 16;
lpIR->IconImages[0].Height = 16;
lpIR->IconImages[0].Colors = 4;
lpIR->IconImages[0].hIcon = sfiSM.hIcon;
/*
* All other IconImages fields are ignored.
*/
if (res != 0) {
lpIR->IconImages[1].Width = 32;
lpIR->IconImages[1].Height = 32;
lpIR->IconImages[1].Colors = 4;
lpIR->IconImages[1].hIcon = sfi.hIcon;
}
}
Tcl_DStringFree(&ds2);
}
if (lpIR != NULL) {
titlebaricon = (WinIconPtr)ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
}
return titlebaricon;
}
/*
*----------------------------------------------------------------------
*
* AdjustIconImagePointers --
*
* Adjusts internal pointers in icon resource struct, as given by
* LPICONIMAGE lpImage - the resource to handle. Used by titlebar icon
* code.
*
* Results:
* BOOL - TRUE for success, FALSE for failure
*
*----------------------------------------------------------------------
*/
static BOOL
AdjustIconImagePointers(
LPICONIMAGE lpImage)
{
/*
* Sanity check.
*/
if (lpImage == NULL) {
return FALSE;
}
/*
* BITMAPINFO is at beginning of bits.
*/
lpImage->lpbi = (LPBITMAPINFO) lpImage->lpBits;
/*
* Width - simple enough.
*/
lpImage->Width = lpImage->lpbi->bmiHeader.biWidth;
/*
* Icons are stored in funky format where height is doubled so account for
* that.
*/
lpImage->Height = (lpImage->lpbi->bmiHeader.biHeight)/2;
/*
* How many colors?
*/
lpImage->Colors = lpImage->lpbi->bmiHeader.biPlanes
* lpImage->lpbi->bmiHeader.biBitCount;
/*
* XOR bits follow the header and color table.
*/
lpImage->lpXOR = (LPBYTE) FindDIBBits((LPSTR) lpImage->lpbi);
/*
* AND bits follow the XOR bits.
*/
lpImage->lpAND = lpImage->lpXOR +
lpImage->Height*BytesPerLine((LPBITMAPINFOHEADER) lpImage->lpbi);
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* GetIconFromPixmap --
*
* Turn a Tk Pixmap (i.e. a bitmap) into an icon resource, if possible,
* otherwise NULL is returned.
*
* Results:
* A WinIconPtr structure containing a conversion of the given bitmap
* into an icon, with its ref count already incremented. The calling
* function should either place this structure inside a WmInfo structure,
* or it should pass it on to DecrIconRefCount() to ensure no memory
* leaks occur.
*
* If the given pixmap did not contain a valid icon structure, return
* NULL.
*
* Side effects:
* Memory is allocated for the returned structure and the icons it
* contains. If the structure is not wanted, it should be passed to
* DecrIconRefCount, and in any case a valid ref count should be ensured
* to avoid memory leaks.
*
* Currently icon resources are not shared, so the ref count of one of
* these structures will always be 0 or 1. However all we need do is
* implement some sort of lookup function between pixmaps and WinIconPtr
* structures and no other code will need to be changed.
*
*----------------------------------------------------------------------
*/
static WinIconPtr
GetIconFromPixmap(
Display *dsPtr,
Pixmap pixmap)
{
WinIconPtr titlebaricon = NULL;
TkWinDrawable *twdPtr = (TkWinDrawable *) pixmap;
BlockOfIconImagesPtr lpIR;
ICONINFO icon;
HICON hIcon;
int width, height;
if (twdPtr == NULL) {
return NULL;
}
#if 0 /* TODO: Dead code?*/
if (0 /* If we already have an icon for this pixmap */) {
titlebaricon = NULL; /* Get the real value from a lookup */
titlebaricon->refCount++;
return titlebaricon;
}
#endif
Tk_SizeOfBitmap(dsPtr, pixmap, &width, &height);
icon.fIcon = TRUE;
icon.xHotspot = 0;
icon.yHotspot = 0;
icon.hbmMask = twdPtr->bitmap.handle;
icon.hbmColor = twdPtr->bitmap.handle;
hIcon = CreateIconIndirect(&icon);
if (hIcon == NULL) {
return NULL;
}
lpIR = (BlockOfIconImagesPtr)ckalloc(sizeof(BlockOfIconImages));
if (lpIR == NULL) {
DestroyIcon(hIcon);
return NULL;
}
lpIR->nNumImages = 1;
lpIR->IconImages[0].Width = width;
lpIR->IconImages[0].Height = height;
lpIR->IconImages[0].Colors = 1 << twdPtr->bitmap.depth;
lpIR->IconImages[0].hIcon = hIcon;
/*
* These fields are ignored.
*/
lpIR->IconImages[0].lpBits = 0;
lpIR->IconImages[0].dwNumBytes = 0;
lpIR->IconImages[0].lpXOR = 0;
lpIR->IconImages[0].lpAND = 0;
titlebaricon = (WinIconPtr)ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
return titlebaricon;
}
/*
*----------------------------------------------------------------------
*
* DecrIconRefCount --
*
* Reduces the reference count.
*
* Results:
* None.
*
* Side effects:
* If the ref count falls to zero, free the memory associated with the
* icon resource structures. In this case the pointer passed into this
* function is no longer valid.
*
*----------------------------------------------------------------------
*/
static void
DecrIconRefCount(
WinIconPtr titlebaricon)
{
if (titlebaricon->refCount-- <= 1) {
if (titlebaricon->iconBlock != NULL) {
FreeIconBlock(titlebaricon->iconBlock);
}
titlebaricon->iconBlock = NULL;
ckfree(titlebaricon);
}
}
/*
*----------------------------------------------------------------------
*
* FreeIconBlock --
*
* Frees all memory associated with a previously loaded titlebaricon.
* The icon block pointer is no longer valid once this function returns.
*
* Results:
* None.
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static void
FreeIconBlock(
BlockOfIconImagesPtr lpIR)
{
int i;
/*
* Free all the bits.
*/
for (i=0 ; i<lpIR->nNumImages ; i++) {
if (lpIR->IconImages[i].lpBits != NULL) {
ckfree(lpIR->IconImages[i].lpBits);
}
if (lpIR->IconImages[i].hIcon != NULL) {
DestroyIcon(lpIR->IconImages[i].hIcon);
}
}
ckfree(lpIR);
}
/*
*----------------------------------------------------------------------
*
* GetIcon --
*
* Extracts an icon of a given size from an icon resource
*
* Results:
* Returns the icon, if found, else NULL.
*
*----------------------------------------------------------------------
*/
static HICON
GetIcon(
WinIconPtr titlebaricon,
int icon_size)
{
BlockOfIconImagesPtr lpIR;
unsigned int size = (icon_size == 0 ? 16 : 32);
int i;
if (titlebaricon == NULL) {
return NULL;
}
lpIR = titlebaricon->iconBlock;
if (lpIR == NULL) {
return NULL;
}
for (i=0 ; i<lpIR->nNumImages ; i++) {
/*
* Take the first or a 32x32 16 color icon
*/
if ((lpIR->IconImages[i].Height == size)
&& (lpIR->IconImages[i].Width == size)
&& (lpIR->IconImages[i].Colors >= 4)) {
return lpIR->IconImages[i].hIcon;
}
}
/*
* If we get here, then just return the first one, it will have to do!
*/
if (lpIR->nNumImages >= 1) {
return lpIR->IconImages[0].hIcon;
}
return NULL;
}
#if 0 /* UNUSED */
static HCURSOR
TclWinReadCursorFromFile(
Tcl_Interp* interp,
Tcl_Obj* fileName)
{
BlockOfIconImagesPtr lpIR;
HICON res = NULL;
lpIR = ReadIconOrCursorFromFile(interp, fileName, FALSE);
if (lpIR == NULL) {
return NULL;
}
if (lpIR->nNumImages >= 1) {
res = CopyImage(lpIR->IconImages[0].hIcon, IMAGE_CURSOR, 0, 0, 0);
}
FreeIconBlock(lpIR);
return res;
}
#endif
/*
*----------------------------------------------------------------------
*
* ReadIconOrCursorFromFile --
*
* Reads an Icon Resource from an ICO file, as given by char* fileName -
* Name of the ICO file. This name should be in Utf format.
*
* Results:
* Returns an icon resource, if found, else NULL.
*
* Side effects:
* May leave error messages in the Tcl interpreter.
*
*----------------------------------------------------------------------
*/
static BlockOfIconImagesPtr
ReadIconOrCursorFromFile(
Tcl_Interp *interp,
Tcl_Obj *fileName,
BOOL isIcon)
{
BlockOfIconImagesPtr lpIR;
Tcl_Channel channel;
int i;
DWORD dwBytesRead;
LPICONDIRENTRY lpIDE;
/*
* Open the file.
*/
channel = Tcl_FSOpenFileChannel(interp, fileName, "r", 0);
if (channel == NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"error opening file \"%s\" for reading: %s",
Tcl_GetString(fileName), Tcl_PosixError(interp)));
return NULL;
}
if (Tcl_SetChannelOption(interp, channel, "-translation", "binary")
!= TCL_OK) {
Tcl_Close(NULL, channel);
return NULL;
}
/*
* Allocate memory for the resource structure
*/
lpIR = (BlockOfIconImagesPtr)ckalloc(sizeof(BlockOfIconImages));
/*
* Read in the header
*/
lpIR->nNumImages = ReadICOHeader(channel);
if (lpIR->nNumImages == -1) {
Tcl_SetObjResult(interp, Tcl_NewStringObj("Invalid file header", TCL_INDEX_NONE));
Tcl_Close(NULL, channel);
ckfree(lpIR);
return NULL;
}
/*
* Adjust the size of the struct to account for the images.
*/
lpIR = (BlockOfIconImagesPtr)ckrealloc(lpIR, sizeof(BlockOfIconImages)
+ (lpIR->nNumImages - 1) * sizeof(ICONIMAGE));
/*
* Allocate enough memory for the icon directory entries.
*/
lpIDE = (LPICONDIRENTRY)ckalloc(lpIR->nNumImages * sizeof(ICONDIRENTRY));
/*
* Read in the icon directory entries.
*/
dwBytesRead = Tcl_Read(channel, (char *) lpIDE,
(int) (lpIR->nNumImages * sizeof(ICONDIRENTRY)));
if (dwBytesRead != lpIR->nNumImages * sizeof(ICONDIRENTRY)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"error reading file: %s", Tcl_PosixError(interp)));
Tcl_SetErrorCode(interp, "TK", "WM", "ICON", "READ", NULL);
Tcl_Close(NULL, channel);
ckfree(lpIDE);
ckfree(lpIR);
return NULL;
}
/*
* NULL-out everything to make memory management easier.
*/
for (i = 0; i < lpIR->nNumImages; i++) {
lpIR->IconImages[i].lpBits = NULL;
}
/*
* Loop through and read in each image.
*/
for (i=0 ; i<lpIR->nNumImages ; i++) {
/*
* Allocate memory for the resource.
*/
lpIR->IconImages[i].lpBits = (LPBYTE)ckalloc(lpIDE[i].dwBytesInRes);
lpIR->IconImages[i].dwNumBytes = lpIDE[i].dwBytesInRes;
/*
* Seek to beginning of this image.
*/
if (Tcl_Seek(channel, lpIDE[i].dwImageOffset, FILE_BEGIN) == -1) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"error seeking in file: %s", Tcl_PosixError(interp)));
goto readError;
}
/*
* Read it in.
*/
dwBytesRead = Tcl_Read(channel, (char *)lpIR->IconImages[i].lpBits,
lpIDE[i].dwBytesInRes);
if (dwBytesRead != lpIDE[i].dwBytesInRes) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"error reading file: %s", Tcl_PosixError(interp)));
goto readError;
}
/*
* Set the internal pointers appropriately.
*/
if (!AdjustIconImagePointers(&lpIR->IconImages[i])) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"Error converting to internal format", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "WM", "ICON", "FORMAT", NULL);
goto readError;
}
lpIR->IconImages[i].hIcon =
MakeIconOrCursorFromResource(&lpIR->IconImages[i], isIcon);
}
/*
* Clean up
*/
ckfree(lpIDE);
Tcl_Close(NULL, channel);
return lpIR;
readError:
Tcl_Close(NULL, channel);
for (i = 0; i < lpIR->nNumImages; i++) {
if (lpIR->IconImages[i].lpBits != NULL) {
ckfree(lpIR->IconImages[i].lpBits);
}
}
ckfree(lpIDE);
ckfree(lpIR);
return NULL;
}
/*
*----------------------------------------------------------------------
*
* GetTopLevel --
*
* This function retrieves the TkWindow associated with the given HWND.
*
* Results:
* Returns the matching TkWindow.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static TkWindow *
GetTopLevel(
HWND hwnd)
{
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
/*
* If this function is called before the CreateWindowEx call has
* completed, then the user data slot will not have been set yet, so we
* use the global createWindow variable.
*/
if (tsdPtr->createWindow) {
return tsdPtr->createWindow;
}
return (TkWindow *) GetWindowLongPtrW(hwnd, GWLP_USERDATA);
}
/*
*----------------------------------------------------------------------
*
* SetLimits --
*
* Updates the minimum and maximum window size constraints.
*
* Results:
* None.
*
* Side effects:
* Changes the values of the info pointer to reflect the current minimum
* and maximum size values.
*
*----------------------------------------------------------------------
*/
static void
SetLimits(
HWND hwnd,
MINMAXINFO *info)
{
WmInfo *wmPtr;
int maxWidth, maxHeight;
int minWidth, minHeight;
int base;
TkWindow *winPtr = GetTopLevel(hwnd);
if (winPtr == NULL) {
return;
}
wmPtr = winPtr->wmInfoPtr;
/*
* Copy latest constraint info.
*/
wmPtr->defMinWidth = info->ptMinTrackSize.x;
wmPtr->defMinHeight = info->ptMinTrackSize.y;
wmPtr->defMaxWidth = info->ptMaxTrackSize.x;
wmPtr->defMaxHeight = info->ptMaxTrackSize.y;
GetMaxSize(wmPtr, &maxWidth, &maxHeight);
GetMinSize(wmPtr, &minWidth, &minHeight);
if (wmPtr->gridWin != NULL) {
base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
if (base < 0) {
base = 0;
}
base += wmPtr->borderWidth;
info->ptMinTrackSize.x = base + (minWidth * wmPtr->widthInc);
info->ptMaxTrackSize.x = base + (maxWidth * wmPtr->widthInc);
base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
if (base < 0) {
base = 0;
}
base += wmPtr->borderHeight;
info->ptMinTrackSize.y = base + (minHeight * wmPtr->heightInc);
info->ptMaxTrackSize.y = base + (maxHeight * wmPtr->heightInc);
} else {
info->ptMaxTrackSize.x = maxWidth + wmPtr->borderWidth;
info->ptMaxTrackSize.y = maxHeight + wmPtr->borderHeight;
info->ptMinTrackSize.x = minWidth + wmPtr->borderWidth;
info->ptMinTrackSize.y = minHeight + wmPtr->borderHeight;
}
/*
* If the window isn't supposed to be resizable, then set the minimum and
* maximum dimensions to be the same as the current size.
*/
if (!(wmPtr->flags & WM_SYNC_PENDING)) {
if (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) {
info->ptMinTrackSize.x = winPtr->changes.width
+ wmPtr->borderWidth;
info->ptMaxTrackSize.x = info->ptMinTrackSize.x;
}
if (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) {
info->ptMinTrackSize.y = winPtr->changes.height
+ wmPtr->borderHeight;
info->ptMaxTrackSize.y = info->ptMinTrackSize.y;
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinWmCleanup --
*
* Unregisters classes registered by the window manager. This is called
* from the DLL main entry point when the DLL is unloaded.
*
* Results:
* None.
*
* Side effects:
* The window classes are discarded.
*
*----------------------------------------------------------------------
*/
void
TkWinWmCleanup(
HINSTANCE hInstance)
{
ThreadSpecificData *tsdPtr;
/*
* If we're using stubs to access the Tcl library, and they haven't been
* initialized, we can't call Tcl_GetThreadData.
*/
#ifdef USE_TCL_STUBS
if (tclStubsPtr == NULL) {
return;
}
#endif
if (!initialized) {
return;
}
initialized = 0;
tsdPtr = (ThreadSpecificData *)Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (!tsdPtr->initialized) {
return;
}
tsdPtr->initialized = 0;
/*
* COM library cleanup.
*/
CoUninitialize();
UnregisterClassW(TK_WIN_TOPLEVEL_CLASS_NAME, hInstance);
}
/*
*--------------------------------------------------------------
*
* TkWmNewWindow --
*
* This function is invoked whenever a new top-level window is created.
* Its job is to initialize the WmInfo structure for the window.
*
* Results:
* None.
*
* Side effects:
* A WmInfo structure gets allocated and initialized.
*
*--------------------------------------------------------------
*/
void
TkWmNewWindow(
TkWindow *winPtr) /* Newly-created top-level window. */
{
WmInfo *wmPtr = (WmInfo *)ckalloc(sizeof(WmInfo));
/*
* Initialize full structure, then set what isn't NULL
*/
memset(wmPtr, 0, sizeof(WmInfo));
winPtr->wmInfoPtr = wmPtr;
wmPtr->winPtr = winPtr;
wmPtr->hints.flags = InputHint | StateHint;
wmPtr->hints.input = True;
wmPtr->hints.initial_state = NormalState;
wmPtr->hints.icon_pixmap = None;
wmPtr->hints.icon_window = None;
wmPtr->hints.icon_x = wmPtr->hints.icon_y = 0;
wmPtr->hints.icon_mask = None;
wmPtr->hints.window_group = None;
/*
* Default the maximum dimensions to the size of the display.
*/
wmPtr->defMinWidth = wmPtr->defMinHeight = 0;
wmPtr->defMaxWidth = DisplayWidth(winPtr->display, winPtr->screenNum);
wmPtr->defMaxHeight = DisplayHeight(winPtr->display, winPtr->screenNum);
wmPtr->minWidth = wmPtr->minHeight = 1;
wmPtr->maxWidth = wmPtr->maxHeight = 0;
wmPtr->widthInc = wmPtr->heightInc = 1;
wmPtr->minAspect.x = wmPtr->minAspect.y = 1;
wmPtr->maxAspect.x = wmPtr->maxAspect.y = 1;
wmPtr->reqGridWidth = wmPtr->reqGridHeight = -1;
wmPtr->gravity = NorthWestGravity;
wmPtr->width = -1;
wmPtr->height = -1;
wmPtr->x = winPtr->changes.x;
wmPtr->y = winPtr->changes.y;
wmPtr->crefObj = NULL;
wmPtr->colorref = (COLORREF) 0;
wmPtr->alpha = 1.0;
wmPtr->configWidth = -1;
wmPtr->configHeight = -1;
wmPtr->flags = WM_NEVER_MAPPED;
wmPtr->nextPtr = winPtr->dispPtr->firstWmPtr;
winPtr->dispPtr->firstWmPtr = wmPtr;
/*
* Tk must monitor structure events for top-level windows, in order to
* detect size and position changes caused by window managers.
*/
Tk_CreateEventHandler((Tk_Window) winPtr, StructureNotifyMask,
TopLevelEventProc, winPtr);
/*
* Arrange for geometry requests to be reflected from the window to the
* window manager.
*/
Tk_ManageGeometry((Tk_Window) winPtr, &wmMgrType, NULL);
}
/*
*----------------------------------------------------------------------
*
* UpdateWrapper --
*
* This function creates the wrapper window that contains the window
* decorations and menus for a toplevel. This function may be called
* after a window is mapped to change the window style.
*
* Results:
* None.
*
* Side effects:
* Destroys any old wrapper window and replaces it with a newly created
* wrapper.
*
*----------------------------------------------------------------------
*/
static void
UpdateWrapper(
TkWindow *winPtr) /* Top-level window to redecorate. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
HWND parentHWND, oldWrapper = wmPtr->wrapper;
HWND child, nextHWND, focusHWND;
int x, y, width, height, state;
WINDOWPLACEMENT place;
HICON hSmallIcon = NULL;
HICON hBigIcon = NULL;
HRESULT hr;
Tcl_DString titleString;
int *childStateInfo = NULL;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (winPtr->window == None) {
/*
* Ensure existence of the window to update the wrapper for.
*/
Tk_MakeWindowExist((Tk_Window) winPtr);
}
child = TkWinGetHWND(winPtr->window);
parentHWND = NULL;
/*
* nextHWND will help us maintain Z order. focusHWND will help us maintain
* focus, if we had it.
*/
nextHWND = NULL;
focusHWND = GetFocus();
if ((oldWrapper == NULL) || (oldWrapper != GetForegroundWindow())) {
focusHWND = NULL;
}
if (winPtr->flags & TK_EMBEDDED) {
wmPtr->wrapper = (HWND) winPtr->privatePtr;
if (wmPtr->wrapper == NULL) {
Tcl_Panic("UpdateWrapper: Cannot find container window");
}
if (!IsWindow(wmPtr->wrapper)) {
Tcl_Panic("UpdateWrapper: Container was destroyed");
}
} else {
/*
* Pick the decorative frame style. Override redirect windows get
* created as undecorated popups if they have no transient parent,
* otherwise they are children. This allows splash screens to operate
* as an independent window, while having dropdowns (like for a
* combobox) not grab focus away from their parent. Transient windows
* get a modal dialog frame. Neither override, nor transient windows
* appear in the Windows taskbar. Note that a transient window does
* not resize by default, so we need to explicitly add the
* WS_THICKFRAME style if we want it to be resizeable.
*/
if (winPtr->atts.override_redirect) {
wmPtr->style = WM_OVERRIDE_STYLE;
wmPtr->exStyle = EX_OVERRIDE_STYLE;
/*
* Parent must be desktop even if we have a transient parent.
*/
parentHWND = GetDesktopWindow();
if (wmPtr->containerPtr) {
wmPtr->style |= WS_CHILD;
} else {
wmPtr->style |= WS_POPUP;
}
} else if (wmPtr->flags & WM_FULLSCREEN) {
wmPtr->style = WM_FULLSCREEN_STYLE;
wmPtr->exStyle = EX_FULLSCREEN_STYLE;
} else if (wmPtr->containerPtr) {
wmPtr->style = WM_TRANSIENT_STYLE;
wmPtr->exStyle = EX_TRANSIENT_STYLE;
parentHWND = Tk_GetHWND(Tk_WindowId(wmPtr->containerPtr));
if (! ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE)
&& (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE))) {
wmPtr->style |= WS_THICKFRAME;
}
} else {
wmPtr->style = WM_TOPLEVEL_STYLE;
wmPtr->exStyle = EX_TOPLEVEL_STYLE;
}
wmPtr->style |= wmPtr->styleConfig;
wmPtr->exStyle |= wmPtr->exStyleConfig;
if ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE)
&& (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE)) {
wmPtr->style &= ~ (WS_MAXIMIZEBOX | WS_SIZEBOX);
}
/*
* Compute the geometry of the parent and child windows.
*/
wmPtr->flags |= WM_CREATE_PENDING|WM_MOVE_PENDING;
UpdateGeometryInfo(winPtr);
wmPtr->flags &= ~(WM_CREATE_PENDING|WM_MOVE_PENDING);
width = wmPtr->borderWidth + winPtr->changes.width;
height = wmPtr->borderHeight + winPtr->changes.height;
/*
* Set the initial position from the user or program specified
* location. If nothing has been specified, then let the system pick a
* location. In full screen mode the x,y origin is 0,0 and the window
* width and height match that of the screen.
*/
if (wmPtr->flags & WM_FULLSCREEN) {
x = 0;
y = 0;
width = WidthOfScreen(Tk_Screen(winPtr));
height = HeightOfScreen(Tk_Screen(winPtr));
} else if (!(wmPtr->sizeHintsFlags & (USPosition | PPosition))
&& (wmPtr->flags & WM_NEVER_MAPPED)) {
x = CW_USEDEFAULT;
y = CW_USEDEFAULT;
} else {
x = winPtr->changes.x;
y = winPtr->changes.y;
}
/*
* Create the containing window, and set the user data to point to the
* TkWindow.
*/
tsdPtr->createWindow = winPtr;
Tcl_DStringInit(&titleString);
Tcl_UtfToWCharDString(((wmPtr->title != NULL) ?
wmPtr->title : winPtr->nameUid), TCL_INDEX_NONE, &titleString);
wmPtr->wrapper = CreateWindowExW(wmPtr->exStyle,
TK_WIN_TOPLEVEL_CLASS_NAME,
(LPCWSTR) Tcl_DStringValue(&titleString),
wmPtr->style, x, y, width, height,
parentHWND, NULL, Tk_GetHINSTANCE(), NULL);
Tcl_DStringFree(&titleString);
SetWindowLongPtrW(wmPtr->wrapper, GWLP_USERDATA, (LONG_PTR) winPtr);
tsdPtr->createWindow = NULL;
if (wmPtr->exStyleConfig & WS_EX_LAYERED) {
/*
* The user supplies a double from [0..1], but Windows wants an
* int (transparent) 0..255 (opaque), so do the translation. Add
* the 0.5 to round the value.
*/
SetLayeredWindowAttributes((HWND) wmPtr->wrapper,
wmPtr->colorref, (BYTE) (wmPtr->alpha * 255 + 0.5),
(unsigned)(LWA_ALPHA | (wmPtr->crefObj?LWA_COLORKEY:0)));
} else {
/*
* Layering not used or supported.
*/
wmPtr->alpha = 1.0;
if (wmPtr->crefObj) {
Tcl_DecrRefCount(wmPtr->crefObj);
wmPtr->crefObj = NULL;
}
}
place.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement(wmPtr->wrapper, &place);
wmPtr->x = place.rcNormalPosition.left;
wmPtr->y = place.rcNormalPosition.top;
if (!(winPtr->flags & TK_ALREADY_DEAD)) {
TkInstallFrameMenu((Tk_Window) winPtr);
}
if (oldWrapper && (oldWrapper != wmPtr->wrapper)
&& !(wmPtr->exStyle & WS_EX_TOPMOST)) {
/*
* We will adjust wrapper to have the same Z order as oldWrapper
* if it isn't a TOPMOST window.
*/
nextHWND = GetNextWindow(oldWrapper, GW_HWNDPREV);
}
}
/*
* Now we need to reparent the contained window and set its style
* appropriately. Be sure to update the style first so that Windows
* doesn't try to set the focus to the child window.
*/
SetWindowLongPtrW(child, GWL_STYLE,
WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
if (winPtr->flags & TK_EMBEDDED) {
SetWindowLongPtrW(child, GWLP_WNDPROC, (LONG_PTR) TopLevelProc);
}
SetParent(child, wmPtr->wrapper);
if (oldWrapper) {
hSmallIcon = (HICON)
SendMessageW(oldWrapper, WM_GETICON, ICON_SMALL, (LPARAM)NULL);
hBigIcon = (HICON)
SendMessageW(oldWrapper, WM_GETICON, ICON_BIG, (LPARAM) NULL);
}
if (oldWrapper && (oldWrapper != wmPtr->wrapper)
&& (oldWrapper != GetDesktopWindow())) {
SetWindowLongPtrW(oldWrapper, GWLP_USERDATA, (LONG_PTR) 0);
if (wmPtr->numTransients > 0) {
/*
* Unset the current wrapper as the parent for all transient
* children for whom this is the container
*/
WmInfo *wmPtr2;
childStateInfo = (int *)ckalloc(wmPtr->numTransients * sizeof(int));
state = 0;
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->containerPtr == winPtr
&& !(wmPtr2->flags & WM_NEVER_MAPPED)) {
childStateInfo[state++] = wmPtr2->hints.initial_state;
SetParent(TkWinGetHWND(wmPtr2->winPtr->window), NULL);
}
}
}
/*
* Remove the menubar before destroying the window so the menubar
* isn't destroyed.
*/
SetMenu(oldWrapper, NULL);
DestroyWindow(oldWrapper);
}
wmPtr->flags &= ~WM_NEVER_MAPPED;
if (winPtr->flags & TK_EMBEDDED &&
SendMessageW(wmPtr->wrapper, TK_ATTACHWINDOW, (WPARAM) child, 0)) {
SendMessageW(wmPtr->wrapper, TK_GEOMETRYREQ,
Tk_ReqWidth((Tk_Window) winPtr),
Tk_ReqHeight((Tk_Window) winPtr));
SendMessageW(wmPtr->wrapper, TK_SETMENU, (WPARAM) wmPtr->hMenu,
(LPARAM) Tk_GetMenuHWND((Tk_Window) winPtr));
}
/*
* Force an initial transition from withdrawn to the real initial state.
* Set the Z order based on previous wrapper before we set the state.
*/
state = wmPtr->hints.initial_state;
wmPtr->hints.initial_state = WithdrawnState;
if (nextHWND) {
SetWindowPos(wmPtr->wrapper, nextHWND, 0, 0, 0, 0,
SWP_NOMOVE|SWP_NOSIZE|SWP_NOACTIVATE|SWP_NOSENDCHANGING
|SWP_NOOWNERZORDER);
}
TkpWmSetState(winPtr, state);
wmPtr->hints.initial_state = state;
if (hSmallIcon != NULL) {
SendMessageW(wmPtr->wrapper, WM_SETICON, ICON_SMALL,
(LPARAM) hSmallIcon);
}
if (hBigIcon != NULL) {
SendMessageW(wmPtr->wrapper, WM_SETICON, ICON_BIG, (LPARAM) hBigIcon);
}
/*
* If we are embedded then force a mapping of the window now, because we
* do not necessarily own the wrapper and may not get another opportunity
* to map ourselves. We should not be in either iconified or zoomed states
* when we get here, so it is safe to just check for TK_EMBEDDED without
* checking what state we are supposed to be in (default to NormalState).
*/
if (winPtr->flags & TK_EMBEDDED) {
if (state+1 != SendMessageW(wmPtr->wrapper, TK_STATE, state, 0)) {
TkpWmSetState(winPtr, NormalState);
wmPtr->hints.initial_state = NormalState;
}
XMapWindow(winPtr->display, winPtr->window);
}
/*
* Set up menus on the wrapper if required.
*/
if (wmPtr->hMenu != NULL) {
wmPtr->flags |= WM_SYNC_PENDING;
SetMenu(wmPtr->wrapper, wmPtr->hMenu);
wmPtr->flags &= ~WM_SYNC_PENDING;
}
if (childStateInfo) {
if (wmPtr->numTransients > 0) {
/*
* Reset all transient children for whom this is the container.
*/
WmInfo *wmPtr2;
state = 0;
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->containerPtr == winPtr
&& !(wmPtr2->flags & WM_NEVER_MAPPED)) {
UpdateWrapper(wmPtr2->winPtr);
TkpWmSetState(wmPtr2->winPtr, childStateInfo[state++]);
}
}
}
ckfree(childStateInfo);
}
/*
* If this is the first window created by the application, then we should
* activate the initial window. Otherwise, if this had the focus, we need
* to restore that.
* XXX: Rewrapping generates a <FocusOut> and <FocusIn> that would best be
* XXX: avoided, if we could safely mask them.
*/
if (tsdPtr->firstWindow) {
tsdPtr->firstWindow = 0;
SetActiveWindow(wmPtr->wrapper);
} else if (focusHWND) {
SetFocus(focusHWND);
}
/*
* Initialize hooks for overlay icon.
* Start with TaskbarButtonCreated message.
*/
TaskbarButtonCreatedMessageId = RegisterWindowMessage(TEXT("TaskbarButtonCreated"));
/*
* In case the application is run elevated, allow the
* TaskbarButtonCreated message through.
*/
ChangeWindowMessageFilter(TaskbarButtonCreatedMessageId, MSGFLT_ADD);
/*
* Load COM library for icon overlay.
*/
hr = CoInitialize(0);
if (SUCCEEDED(hr)) {
hr = CoCreateInstance(&CLSID_TaskbarList, NULL,
CLSCTX_INPROC_SERVER, &IID_ITaskbarList3, (void **) &ptbl);
if (FAILED(hr)) {
printf("Unable to initialize ITaskbarList3 API");
ptbl->lpVtbl->Release(NULL);
ptbl = NULL;
}
}
}
/*
*--------------------------------------------------------------
*
* TkWmMapWindow --
*
* This function is invoked to map a top-level window. This module gets a
* chance to update all window-manager-related information in properties
* before the window manager sees the map event and checks the
* properties. It also gets to decide whether or not to even map the
* window after all.
*
* Results:
* None.
*
* Side effects:
* Properties of winPtr may get updated to provide up-to-date information
* to the window manager. The window may also get mapped, but it may not
* be if this function decides that isn't appropriate (e.g. because the
* window is withdrawn).
*
*--------------------------------------------------------------
*/
void
TkWmMapWindow(
TkWindow *winPtr) /* Top-level window that's about to be
* mapped. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (!tsdPtr->initialized) {
InitWm();
}
if (wmPtr->flags & WM_NEVER_MAPPED) {
/*
* Don't map a transient if the container is not mapped.
*/
if (wmPtr->containerPtr != NULL && !Tk_IsMapped(wmPtr->containerPtr)) {
wmPtr->hints.initial_state = WithdrawnState;
return;
}
} else {
if (wmPtr->hints.initial_state == WithdrawnState) {
return;
}
/*
* Map the window in either the iconified or normal state. Note that
* we only send a map event if the window is in the normal state.
*/
TkpWmSetState(winPtr, wmPtr->hints.initial_state);
}
/*
* This is the first time this window has ever been mapped. Store all the
* window-manager-related information for the window.
*/
UpdateWrapper(winPtr);
}
/*
*--------------------------------------------------------------
*
* TkWmUnmapWindow --
*
* This function is invoked to unmap a top-level window. The only thing
* it does special is unmap the decorative frame before unmapping the
* toplevel window.
*
* Results:
* None.
*
* Side effects:
* Unmaps the decorative frame and the window.
*
*--------------------------------------------------------------
*/
void
TkWmUnmapWindow(
TkWindow *winPtr) /* Top-level window that's about to be
* unmapped. */
{
TkpWmSetState(winPtr, WithdrawnState);
}
/*
*----------------------------------------------------------------------
*
* TkpWmSetState --
*
* Sets the window manager state for the wrapper window of a given
* toplevel window.
*
* Results:
* None.
*
* Side effects:
* May maximize, minimize, restore, or withdraw a window.
*
*----------------------------------------------------------------------
*/
int
TkpWmSetState(
TkWindow *winPtr, /* Toplevel window to operate on. */
int state) /* One of IconicState, ZoomState, NormalState,
* or WithdrawnState. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int cmd;
if (wmPtr->flags & WM_NEVER_MAPPED) {
wmPtr->hints.initial_state = state;
goto setStateEnd;
}
wmPtr->flags |= WM_SYNC_PENDING;
if (state == WithdrawnState) {
cmd = SW_HIDE;
} else if (state == IconicState) {
cmd = SW_SHOWMINNOACTIVE;
} else if (state == NormalState) {
cmd = SW_SHOWNOACTIVATE;
} else if (state == ZoomState) {
cmd = SW_SHOWMAXIMIZED;
} else {
goto setStateEnd;
}
ShowWindow(wmPtr->wrapper, cmd);
wmPtr->flags &= ~WM_SYNC_PENDING;
setStateEnd:
return 1;
}
/*
*----------------------------------------------------------------------
*
* TkpWmSetFullScreen --
*
* Sets the fullscreen state for a toplevel window.
*
* Results:
* The WM_FULLSCREEN flag is updated.
*
* Side effects:
* May create a new wrapper window and raise it.
*
*----------------------------------------------------------------------
*/
static void
TkpWmSetFullScreen(
TkWindow *winPtr, /* Toplevel window to operate on. */
int full_screen_state) /* True if window should be full screen */
{
int changed = 0;
int full_screen = False;
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (full_screen_state) {
if (! (wmPtr->flags & WM_FULLSCREEN)) {
full_screen = True;
changed = 1;
}
} else {
if (wmPtr->flags & WM_FULLSCREEN) {
full_screen = False;
changed = 1;
}
}
if (changed) {
if (full_screen) {
wmPtr->flags |= WM_FULLSCREEN;
wmPtr->configX = wmPtr->x;
wmPtr->configY = wmPtr->y;
} else {
wmPtr->flags &= ~WM_FULLSCREEN;
wmPtr->x = wmPtr->configX;
wmPtr->y = wmPtr->configY;
}
/*
* If the window has been mapped, then we need to update the native
* wrapper window, and reset the focus to the widget that had it
* before.
*/
if (!(wmPtr->flags & (WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
TkWindow *focusWinPtr;
UpdateWrapper(winPtr);
focusWinPtr = TkGetFocusWin(winPtr);
if (focusWinPtr) {
TkSetFocusWin(focusWinPtr, 1);
}
}
}
}
/*
*----------------------------------------------------------------------
*
* TkpWinGetState --
*
* This function returns state value of a toplevel window.
*
* Results:
* none
*
* Side effects:
* May deiconify the toplevel window.
*
*----------------------------------------------------------------------
*/
int
TkpWmGetState(
TkWindow *winPtr)
{
return winPtr->wmInfoPtr->hints.initial_state;
}
/*
*--------------------------------------------------------------
*
* TkWmDeadWindow --
*
* This function is invoked when a top-level window is about to be
* deleted. It cleans up the wm-related data structures for the window.
*
* Results:
* None.
*
* Side effects:
* The WmInfo structure for winPtr gets freed up.
*
*--------------------------------------------------------------
*/
static void CheckForPointer(TkWindow *winPtr)
{
if (winPtr == NULL || winPtr->mainPtr == NULL) {
/*
* Bug [d233f01e2a] - clipboard clean up after main window destroyed
* Nothing to do.
*/
return;
}
POINT mouse;
int x, y;
unsigned int state = TkWinGetModifierState();
TkWindow **windows = TkWmStackorderToplevel(winPtr->mainPtr->winPtr);
TkWindow **w;
TkGetPointerCoords(NULL, &x, &y);
mouse.x = x;
mouse.y = y;
if (windows != NULL) {
for (w = windows; *w ; w++) {
RECT windowRect;
HWND hwnd = Tk_GetHWND(Tk_WindowId((Tk_Window) *w));
if (GetWindowRect(hwnd, &windowRect) == 0) {
continue;
}
if (winPtr != *w && PtInRect(&windowRect, mouse)) {
Tk_Window target = Tk_CoordsToWindow(x, y, (Tk_Window) *w);
Tk_UpdatePointer((Tk_Window) target, x, y, state);
break;
}
}
ckfree(windows);
}
}
void
TkWmDeadWindow(
TkWindow *winPtr) /* Top-level window that's being deleted. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
WmInfo *wmPtr2;
if (wmPtr == NULL) {
return;
}
/*
* Clean up event related window info.
*/
if (winPtr->dispPtr->firstWmPtr == wmPtr) {
winPtr->dispPtr->firstWmPtr = wmPtr->nextPtr;
} else {
WmInfo *prevPtr;
for (prevPtr = winPtr->dispPtr->firstWmPtr; ;
prevPtr = prevPtr->nextPtr) {
if (prevPtr == NULL) {
Tcl_Panic("couldn't unlink window in TkWmDeadWindow");
}
if (prevPtr->nextPtr == wmPtr) {
prevPtr->nextPtr = wmPtr->nextPtr;
break;
}
}
}
/*
* Reset all transient windows whose container is the dead window.
*/
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->containerPtr == winPtr) {
wmPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) wmPtr2->containerPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, wmPtr2->winPtr);
wmPtr2->containerPtr = NULL;
if ((wmPtr2->wrapper != NULL)
&& !(wmPtr2->flags & (WM_NEVER_MAPPED))) {
UpdateWrapper(wmPtr2->winPtr);
}
}
}
if (wmPtr->numTransients != 0)
Tcl_Panic("numTransients should be 0");
if (wmPtr->title != NULL) {
ckfree(wmPtr->title);
}
if (wmPtr->iconName != NULL) {
ckfree(wmPtr->iconName);
}
if (wmPtr->hints.flags & IconPixmapHint) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap);
}
if (wmPtr->hints.flags & IconMaskHint) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask);
}
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
if (wmPtr->icon != NULL) {
wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr2->iconFor = NULL;
}
if (wmPtr->iconFor != NULL) {
wmPtr2 = ((TkWindow *) wmPtr->iconFor)->wmInfoPtr;
wmPtr2->icon = NULL;
wmPtr2->hints.flags &= ~IconWindowHint;
}
while (wmPtr->protPtr != NULL) {
ProtocolHandler *protPtr;
protPtr = wmPtr->protPtr;
wmPtr->protPtr = protPtr->nextPtr;
Tcl_EventuallyFree(protPtr, TCL_DYNAMIC);
}
if (wmPtr->cmdArgv != NULL) {
ckfree(wmPtr->cmdArgv);
}
if (wmPtr->clientMachine != NULL) {
ckfree(wmPtr->clientMachine);
}
if (wmPtr->flags & WM_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateGeometryInfo, winPtr);
}
if (wmPtr->containerPtr != NULL) {
wmPtr2 = wmPtr->containerPtr->wmInfoPtr;
/*
* If we had a container, tell them that we aren't tied to them anymore.
*/
if (wmPtr2 != NULL) {
wmPtr2->numTransients--;
}
Tk_DeleteEventHandler((Tk_Window) wmPtr->containerPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, winPtr);
wmPtr->containerPtr = NULL;
}
if (wmPtr->crefObj != NULL) {
Tcl_DecrRefCount(wmPtr->crefObj);
wmPtr->crefObj = NULL;
}
/*
* Destroy the decorative frame window.
*/
if (!(winPtr->flags & TK_EMBEDDED)) {
if (wmPtr->wrapper != NULL) {
DestroyWindow(wmPtr->wrapper);
} else if (winPtr->window) {
DestroyWindow(Tk_GetHWND(winPtr->window));
}
} else {
if (wmPtr->wrapper != NULL) {
SendMessageW(wmPtr->wrapper, TK_DETACHWINDOW, 0, 0);
}
}
if (wmPtr->iconPtr != NULL) {
/*
* This may delete the icon resource data. I believe we should do this
* after destroying the decorative frame, because the decorative frame
* is using this icon.
*/
DecrIconRefCount(wmPtr->iconPtr);
}
/*
* Check if the dead window is a toplevel containing the pointer. If so,
* find the window which will inherit the pointer and call
* TkUpdatePointer.
*/
CheckForPointer(winPtr);
ckfree(wmPtr);
winPtr->wmInfoPtr = NULL;
}
/*
*--------------------------------------------------------------
*
* TkWmSetClass --
*
* This function is invoked whenever a top-level window's class is
* changed. If the window has been mapped then this function updates the
* window manager property for the class. If the window hasn't been
* mapped, the update is deferred until just before the first mapping.
*
* Results:
* None.
*
* Side effects:
* A window property may get updated.
*
*--------------------------------------------------------------
*/
void
TkWmSetClass(
TCL_UNUSED(TkWindow *)) /* Newly-created top-level window. */
{
/* Do nothing */
return;
}
/*
*----------------------------------------------------------------------
*
* Tk_WmObjCmd --
*
* This function is invoked to process the "wm" Tcl command. See the user
* documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_WmObjCmd(
void *clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = (Tk_Window)clientData;
static const char *const optionStrings[] = {
"aspect", "attributes", "client", "colormapwindows",
"command", "deiconify", "focusmodel", "forget", "frame",
"geometry", "grid", "group", "iconbadge", "iconbitmap",
"iconify", "iconmask", "iconname",
"iconphoto", "iconposition",
"iconwindow", "manage", "maxsize", "minsize", "overrideredirect",
"positionfrom", "protocol", "resizable", "sizefrom",
"stackorder", "state", "title", "transient",
"withdraw", NULL
};
enum options {
WMOPT_ASPECT, WMOPT_ATTRIBUTES, WMOPT_CLIENT, WMOPT_COLORMAPWINDOWS,
WMOPT_COMMAND, WMOPT_DEICONIFY, WMOPT_FOCUSMODEL, WMOPT_FORGET,
WMOPT_FRAME,
WMOPT_GEOMETRY, WMOPT_GRID, WMOPT_GROUP, WMOPT_ICONBADGE, WMOPT_ICONBITMAP,
WMOPT_ICONIFY, WMOPT_ICONMASK, WMOPT_ICONNAME,
WMOPT_ICONPHOTO, WMOPT_ICONPOSITION,
WMOPT_ICONWINDOW, WMOPT_MANAGE, WMOPT_MAXSIZE, WMOPT_MINSIZE,
WMOPT_OVERRIDEREDIRECT,
WMOPT_POSITIONFROM, WMOPT_PROTOCOL, WMOPT_RESIZABLE, WMOPT_SIZEFROM,
WMOPT_STACKORDER, WMOPT_STATE, WMOPT_TITLE, WMOPT_TRANSIENT,
WMOPT_WITHDRAW
};
int index;
Tcl_Size length;
const char *argv1;
TkWindow *winPtr, **winPtrPtr = &winPtr;
TkDisplay *dispPtr = ((TkWindow *) tkwin)->dispPtr;
if (objc < 2) {
wrongNumArgs:
Tcl_WrongNumArgs(interp, 1, objv, "option window ?arg ...?");
return TCL_ERROR;
}
argv1 = Tcl_GetStringFromObj(objv[1], &length);
if ((argv1[0] == 't') && !strncmp(argv1, "tracing", length)
&& (length >= 3)) {
int wmTracing;
if ((objc != 2) && (objc != 3)) {
Tcl_WrongNumArgs(interp, 2, objv, "?boolean?");
return TCL_ERROR;
}
if (objc == 2) {
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
dispPtr->flags & TK_DISPLAY_WM_TRACING));
return TCL_OK;
}
if (Tcl_GetBooleanFromObj(interp, objv[2], &wmTracing) != TCL_OK) {
return TCL_ERROR;
}
if (wmTracing) {
dispPtr->flags |= TK_DISPLAY_WM_TRACING;
} else {
dispPtr->flags &= ~TK_DISPLAY_WM_TRACING;
}
return TCL_OK;
}
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings,
"option", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (objc < 3) {
goto wrongNumArgs;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], (Tk_Window *) winPtrPtr)
!= TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(winPtr) && (index != WMOPT_MANAGE)
&& (index != WMOPT_FORGET)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't a top-level window", winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "LOOKUP", "TOPLEVEL", winPtr->pathName,
NULL);
return TCL_ERROR;
}
switch ((enum options) index) {
case WMOPT_ASPECT:
return WmAspectCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ATTRIBUTES:
return WmAttributesCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_CLIENT:
return WmClientCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_COLORMAPWINDOWS:
return WmColormapwindowsCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_COMMAND:
return WmCommandCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_DEICONIFY:
return WmDeiconifyCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_FOCUSMODEL:
return WmFocusmodelCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_FORGET:
return WmForgetCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_FRAME:
return WmFrameCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GEOMETRY:
return WmGeometryCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GRID:
return WmGridCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GROUP:
return WmGroupCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONBADGE:
return WmIconbadgeCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONBITMAP:
return WmIconbitmapCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONIFY:
return WmIconifyCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONMASK:
return WmIconmaskCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONNAME:
return WmIconnameCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONPHOTO:
return WmIconphotoCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONPOSITION:
return WmIconpositionCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONWINDOW:
return WmIconwindowCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_MANAGE:
return WmManageCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_MAXSIZE:
return WmMaxsizeCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_MINSIZE:
return WmMinsizeCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_OVERRIDEREDIRECT:
return WmOverrideredirectCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_POSITIONFROM:
return WmPositionfromCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_PROTOCOL:
return WmProtocolCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_RESIZABLE:
return WmResizableCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_SIZEFROM:
return WmSizefromCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_STACKORDER:
return WmStackorderCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_STATE:
return WmStateCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_TITLE:
return WmTitleCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_TRANSIENT:
return WmTransientCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_WITHDRAW:
return WmWithdrawCmd(tkwin, winPtr, interp, objc, objv);
}
/* This should not happen */
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* WmAspectCmd --
*
* This function is invoked to process the "wm aspect" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmAspectCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int numer1, denom1, numer2, denom2;
if ((objc != 3) && (objc != 7)) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?minNumer minDenom maxNumer maxDenom?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & PAspect) {
Tcl_Obj *results[4];
results[0] = Tcl_NewWideIntObj(wmPtr->minAspect.x);
results[1] = Tcl_NewWideIntObj(wmPtr->minAspect.y);
results[2] = Tcl_NewWideIntObj(wmPtr->maxAspect.x);
results[3] = Tcl_NewWideIntObj(wmPtr->maxAspect.y);
Tcl_SetObjResult(interp, Tcl_NewListObj(4, results));
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~PAspect;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &numer1) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &denom1) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[5], &numer2) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[6], &denom2) != TCL_OK)) {
return TCL_ERROR;
}
if ((numer1 <= 0) || (denom1 <= 0) || (numer2 <= 0) || (denom2 <= 0)) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"aspect number can't be <= 0", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "VALUE", "ASPECT", NULL);
return TCL_ERROR;
}
wmPtr->minAspect.x = numer1;
wmPtr->minAspect.y = denom1;
wmPtr->maxAspect.x = numer2;
wmPtr->maxAspect.y = denom2;
wmPtr->sizeHintsFlags |= PAspect;
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmAttributesCmd --
*
* This function is invoked to process the "wm attributes" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmAttributesCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
LONG style, exStyle, styleBit, *stylePtr = NULL;
const char *string;
int boolValue;
Tcl_Size i, length;
int config_fullscreen = 0, updatewrapper = 0;
int fullscreen_attr_changed = 0, fullscreen_attr = 0;
if ((objc < 3) || ((objc > 5) && ((objc%2) == 0))) {
configArgs:
Tcl_WrongNumArgs(interp, 2, objv,
"window"
" ?-alpha ?double??"
" ?-transparentcolor ?color??"
" ?-disabled ?bool??"
" ?-fullscreen ?bool??"
" ?-toolwindow ?bool??"
" ?-topmost ?bool??");
return TCL_ERROR;
}
exStyle = wmPtr->exStyleConfig;
style = wmPtr->styleConfig;
if (objc == 3) {
Tcl_Obj *objPtr = Tcl_NewObj();
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-alpha", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr, Tcl_NewDoubleObj(wmPtr->alpha));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-transparentcolor", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr,
wmPtr->crefObj ? wmPtr->crefObj : Tcl_NewObj());
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-disabled", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewBooleanObj(style & WS_DISABLED));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-fullscreen", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewBooleanObj(wmPtr->flags & WM_FULLSCREEN));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-toolwindow", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewBooleanObj(exStyle & WS_EX_TOOLWINDOW));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewStringObj("-topmost", TCL_INDEX_NONE));
Tcl_ListObjAppendElement(NULL, objPtr,
Tcl_NewBooleanObj(exStyle & WS_EX_TOPMOST));
Tcl_SetObjResult(interp, objPtr);
return TCL_OK;
}
for (i = 3; i < objc; i += 2) {
string = Tcl_GetStringFromObj(objv[i], &length);
if (strncmp(string, "-disabled", length) == 0) {
stylePtr = &style;
styleBit = WS_DISABLED;
} else if ((strncmp(string, "-alpha", length) == 0)
|| ((length > 2) && (strncmp(string, "-transparentcolor",
length) == 0))) {
stylePtr = &exStyle;
styleBit = WS_EX_LAYERED;
} else if (strncmp(string, "-fullscreen", length) == 0) {
config_fullscreen = 1;
styleBit = 0;
} else if ((length > 3)
&& (strncmp(string, "-toolwindow", length) == 0)) {
stylePtr = &exStyle;
styleBit = WS_EX_TOOLWINDOW;
if (objc != 4) {
/*
* Changes to toolwindow style require an update
*/
updatewrapper = 1;
}
} else if ((length > 3)
&& (strncmp(string, "-topmost", length) == 0)) {
stylePtr = &exStyle;
styleBit = WS_EX_TOPMOST;
if ((i < objc-1) && (winPtr->flags & TK_EMBEDDED)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't set topmost flag on %s: it is an embedded window",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ATTR", "TOPMOST", NULL);
return TCL_ERROR;
}
} else if (i == 3) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"bad attribute \"%s\": must be -alpha, -disabled, -fullscreen, -toolwindow, -topmost, or -transparentcolor",
string));
Tcl_SetErrorCode(interp, "TK", "WM", "ATTR", "UNRECOGNIZED", NULL);
return TCL_ERROR;
} else {
goto configArgs;
}
if (styleBit == WS_EX_LAYERED) {
if (objc == 4) {
if (string[1] == 'a') { /* -alpha */
Tcl_SetObjResult(interp, Tcl_NewDoubleObj(wmPtr->alpha));
} else { /* -transparentcolor */
Tcl_SetObjResult(interp,
wmPtr->crefObj ? wmPtr->crefObj : Tcl_NewObj());
}
} else {
if (string[1] == 'a') { /* -alpha */
double dval;
if (Tcl_GetDoubleFromObj(interp, objv[i+1], &dval)
!= TCL_OK) {
return TCL_ERROR;
}
/*
* The user should give (transparent) 0 .. 1.0 (opaque),
* but we ignore the setting of this (it will always be 1)
* in the case that the API is not available.
*/
if (dval < 0.0) {
dval = 0;
} else if (dval > 1.0) {
dval = 1;
}
wmPtr->alpha = dval;
} else { /* -transparentcolor */
(void)Tcl_GetStringFromObj(objv[i+1], &length);
if (length == 0) {
/* reset to no transparent color */
if (wmPtr->crefObj) {
Tcl_DecrRefCount(wmPtr->crefObj);
wmPtr->crefObj = NULL;
}
} else {
XColor *cPtr =
Tk_AllocColorFromObj(interp, tkwin, objv[i+1]);
if (cPtr == NULL) {
return TCL_ERROR;
}
if (wmPtr->crefObj) {
Tcl_DecrRefCount(wmPtr->crefObj);
}
wmPtr->crefObj = objv[i+1];
Tcl_IncrRefCount(wmPtr->crefObj);
wmPtr->colorref = RGB((BYTE) (cPtr->red >> 8),
(BYTE) (cPtr->green >> 8),
(BYTE) (cPtr->blue >> 8));
Tk_FreeColor(cPtr);
}
}
/*
* Only ever add the WS_EX_LAYERED bit, as it can cause
* flashing to change this window style. This allows things
* like fading tooltips to avoid flash ugliness without
* forcing all window to be layered.
*/
if ((wmPtr->alpha < 1.0) || (wmPtr->crefObj != NULL)) {
*stylePtr |= styleBit;
}
if (wmPtr->wrapper != NULL) {
/*
* Set the window directly regardless of UpdateWrapper.
* The user supplies a double from [0..1], but Windows
* wants an int (transparent) 0..255 (opaque), so do the
* translation. Add the 0.5 to round the value.
*/
if (!(wmPtr->exStyleConfig & WS_EX_LAYERED)) {
SetWindowLongPtrW(wmPtr->wrapper, GWL_EXSTYLE,
*stylePtr);
}
SetLayeredWindowAttributes((HWND) wmPtr->wrapper,
wmPtr->colorref, (BYTE) (wmPtr->alpha * 255 + 0.5),
(unsigned) (LWA_ALPHA |
(wmPtr->crefObj ? LWA_COLORKEY : 0)));
}
}
} else {
if ((i < objc-1)
&& Tcl_GetBooleanFromObj(interp, objv[i+1], &boolValue)
!= TCL_OK) {
return TCL_ERROR;
}
if (config_fullscreen) {
if (objc == 4) {
Tcl_SetObjResult(interp, Tcl_NewWideIntObj(
(wmPtr->flags & WM_FULLSCREEN) != 0));
} else {
fullscreen_attr_changed = 1;
fullscreen_attr = boolValue;
}
config_fullscreen = 0;
} else if (objc == 4) {
Tcl_SetObjResult(interp,
Tcl_NewBooleanObj(*stylePtr & styleBit));
} else if (boolValue) {
*stylePtr |= styleBit;
} else {
*stylePtr &= ~styleBit;
}
}
if ((styleBit == WS_EX_TOPMOST) && (wmPtr->wrapper != NULL)) {
/*
* Force the topmost position aspect to ensure that switching
* between (no)topmost reflects properly when rewrapped.
*/
SetWindowPos(wmPtr->wrapper,
((exStyle & WS_EX_TOPMOST) ?
HWND_TOPMOST : HWND_NOTOPMOST), 0, 0, 0, 0,
SWP_NOMOVE|SWP_NOSIZE|SWP_NOACTIVATE|SWP_NOSENDCHANGING
|SWP_NOOWNERZORDER);
}
}
if (wmPtr->styleConfig != style) {
/*
* Currently this means only WS_DISABLED changed, which we can effect
* with EnableWindow.
*/
wmPtr->styleConfig = style;
if ((wmPtr->exStyleConfig == exStyle)
&& !(wmPtr->flags & WM_NEVER_MAPPED)) {
EnableWindow(wmPtr->wrapper, (style & WS_DISABLED) ? 0 : 1);
}
}
if (wmPtr->exStyleConfig != exStyle) {
wmPtr->exStyleConfig = exStyle;
if (updatewrapper) {
/*
* UpdateWrapper ensure that all effects are properly handled,
* such as TOOLWINDOW disappearing from the taskbar.
*/
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
UpdateWrapper(winPtr);
}
}
}
if (fullscreen_attr_changed) {
if (fullscreen_attr) {
if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't set fullscreen attribute for \"%s\":"
" override-redirect flag is set", winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ATTR",
"OVERRIDE_REDIRECT", NULL);
return TCL_ERROR;
}
/*
* Check max width and height if set by the user, don't worry
* about the default values since they will likely be smaller than
* screen width/height.
*/
if (((wmPtr->maxWidth > 0) &&
(WidthOfScreen(Tk_Screen(winPtr)) > wmPtr->maxWidth)) ||
((wmPtr->maxHeight > 0) &&
(HeightOfScreen(Tk_Screen(winPtr)) > wmPtr->maxHeight))) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't set fullscreen attribute for \"%s\":"
" max width/height is too small", winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ATTR", "SMALL_MAX", NULL);
return TCL_ERROR;
}
}
TkpWmSetFullScreen(winPtr, fullscreen_attr);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmClientCmd --
*
* This function is invoked to process the "wm client" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmClientCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
const char *argv3;
Tcl_Size length;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?name?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->clientMachine != NULL) {
Tcl_SetObjResult(interp,
Tcl_NewStringObj(wmPtr->clientMachine, TCL_INDEX_NONE));
}
return TCL_OK;
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
if (argv3[0] == 0) {
if (wmPtr->clientMachine != NULL) {
ckfree(wmPtr->clientMachine);
wmPtr->clientMachine = NULL;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XDeleteProperty(winPtr->display, winPtr->window,
Tk_InternAtom((Tk_Window) winPtr,"WM_CLIENT_MACHINE"));
}
}
return TCL_OK;
}
if (wmPtr->clientMachine != NULL) {
ckfree(wmPtr->clientMachine);
}
wmPtr->clientMachine = (char *)ckalloc(length + 1);
memcpy(wmPtr->clientMachine, argv3, length + 1);
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XTextProperty textProp;
if (XStringListToTextProperty(&wmPtr->clientMachine, 1, &textProp)
!= 0) {
XSetWMClientMachine(winPtr->display, winPtr->window,
&textProp);
XFree(textProp.value);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmColormapwindowsCmd --
*
* This function is invoked to process the "wm colormapwindows" Tcl
* command. See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmColormapwindowsCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
TkWindow **cmapList, *winPtr2, **winPtr2Ptr = &winPtr2;
Tcl_Size i, windowObjc;
int gotToplevel;
Tcl_Obj **windowObjv, *resultObj;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?windowList?");
return TCL_ERROR;
}
if (objc == 3) {
Tk_MakeWindowExist((Tk_Window) winPtr);
resultObj = Tcl_NewObj();
for (i = 0; i < wmPtr->cmapCount; i++) {
if ((i == (wmPtr->cmapCount-1))
&& (wmPtr->flags & WM_ADDED_TOPLEVEL_COLORMAP)) {
break;
}
Tcl_ListObjAppendElement(NULL, resultObj,
Tk_NewWindowObj((Tk_Window) wmPtr->cmapList[i]));
}
Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
if (Tcl_ListObjGetElements(interp, objv[3], &windowObjc, &windowObjv)
!= TCL_OK) {
return TCL_ERROR;
}
cmapList = (TkWindow**)ckalloc((windowObjc + 1) * sizeof(TkWindow*));
gotToplevel = 0;
for (i = 0; i < windowObjc; i++) {
if (TkGetWindowFromObj(interp, tkwin, windowObjv[i],
(Tk_Window *) winPtr2Ptr) != TCL_OK) {
ckfree(cmapList);
return TCL_ERROR;
}
if (winPtr2 == winPtr) {
gotToplevel = 1;
}
if (winPtr2->window == None) {
Tk_MakeWindowExist((Tk_Window) winPtr2);
}
cmapList[i] = winPtr2;
}
if (!gotToplevel) {
wmPtr->flags |= WM_ADDED_TOPLEVEL_COLORMAP;
cmapList[windowObjc] = winPtr;
windowObjc++;
} else {
wmPtr->flags &= ~WM_ADDED_TOPLEVEL_COLORMAP;
}
wmPtr->flags |= WM_COLORMAPS_EXPLICIT;
if (wmPtr->cmapList != NULL) {
ckfree(wmPtr->cmapList);
}
wmPtr->cmapList = cmapList;
wmPtr->cmapCount = windowObjc;
/*
* Now we need to force the updated colormaps to be installed.
*/
if (wmPtr == winPtr->dispPtr->foregroundWmPtr) {
InstallColormaps(wmPtr->wrapper, WM_QUERYNEWPALETTE, 1);
} else {
InstallColormaps(wmPtr->wrapper, WM_PALETTECHANGED, 0);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmCommandCmd --
*
* This function is invoked to process the "wm command" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmCommandCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
const char *argv3;
Tcl_Size cmdArgc;
const char **cmdArgv;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?value?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->cmdArgv != NULL) {
char *merged = Tcl_Merge(wmPtr->cmdArgc, wmPtr->cmdArgv);
Tcl_SetObjResult(interp, Tcl_NewStringObj(merged, TCL_INDEX_NONE));
ckfree(merged);
}
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (argv3[0] == 0) {
if (wmPtr->cmdArgv != NULL) {
ckfree(wmPtr->cmdArgv);
wmPtr->cmdArgv = NULL;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XDeleteProperty(winPtr->display, winPtr->window,
Tk_InternAtom((Tk_Window) winPtr, "WM_COMMAND"));
}
}
return TCL_OK;
}
if (Tcl_SplitList(interp, argv3, &cmdArgc, &cmdArgv) != TCL_OK) {
return TCL_ERROR;
}
if (wmPtr->cmdArgv != NULL) {
ckfree(wmPtr->cmdArgv);
}
wmPtr->cmdArgc = cmdArgc;
wmPtr->cmdArgv = cmdArgv;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XSetCommand(winPtr->display, winPtr->window, (char **) cmdArgv, cmdArgc);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmDeiconifyCmd --
*
* This function is invoked to process the "wm deiconify" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmDeiconifyCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't deiconify %s: it is an icon for %s",
Tcl_GetString(objv[2]), Tk_PathName(wmPtr->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "DEICONIFY", "ICON", NULL);
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
if (!SendMessageW(wmPtr->wrapper, TK_DEICONIFY, 0, 0)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't deiconify %s: the container does not support the request",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "COMMUNICATION", NULL);
return TCL_ERROR;
}
return TCL_OK;
}
TkpWinToplevelDeiconify(winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmFocusmodelCmd --
*
* This function is invoked to process the "wm focusmodel" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmFocusmodelCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
static const char *const optionStrings[] = {
"active", "passive", NULL
};
enum options {
OPT_ACTIVE, OPT_PASSIVE
};
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?active|passive?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
wmPtr->hints.input ? "passive" : "active", TCL_INDEX_NONE));
return TCL_OK;
}
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings,
"argument", 0,&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_ACTIVE) {
wmPtr->hints.input = False;
} else { /* OPT_PASSIVE */
wmPtr->hints.input = True;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmForgetCmd --
*
* This procedure is invoked to process the "wm forget" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmForgetCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel or Frame to work with */
TCL_UNUSED(Tcl_Interp *), /* Current interpreter. */
TCL_UNUSED(Tcl_Size), /* Number of arguments. */
TCL_UNUSED(Tcl_Obj *const *)) /* Argument objects. */
{
Tk_Window frameWin = (Tk_Window) winPtr;
if (Tk_IsTopLevel(frameWin)) {
Tk_UnmapWindow(frameWin);
winPtr->flags &= ~(TK_TOP_HIERARCHY|TK_TOP_LEVEL|TK_HAS_WRAPPER|TK_WIN_MANAGED);
Tk_MakeWindowExist((Tk_Window)winPtr->parentPtr);
RemapWindows(winPtr, Tk_GetHWND(winPtr->parentPtr->window));
/*
* Make sure wm no longer manages this window
*/
Tk_ManageGeometry(frameWin, NULL, NULL);
TkWmDeadWindow(winPtr);
/* flags (above) must be cleared before calling */
/* TkMapTopFrame (below) */
TkMapTopFrame(frameWin);
} else {
/* Already not managed by wm - ignore it */
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmFrameCmd --
*
* This function is invoked to process the "wm frame" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmFrameCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
HWND hwnd;
char buf[TCL_INTEGER_SPACE];
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (Tk_WindowId((Tk_Window) winPtr) == None) {
Tk_MakeWindowExist((Tk_Window) winPtr);
}
hwnd = wmPtr->wrapper;
if (hwnd == NULL) {
hwnd = Tk_GetHWND(Tk_WindowId((Tk_Window) winPtr));
}
snprintf(buf, sizeof(buf), "0x%" TCL_Z_MODIFIER "x", (size_t)hwnd);
Tcl_SetObjResult(interp, Tcl_NewStringObj(buf, TCL_INDEX_NONE));
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmGeometryCmd --
*
* This function is invoked to process the "wm geometry" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGeometryCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
char xSign, ySign;
int width, height;
const char *argv3;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newGeometry?");
return TCL_ERROR;
}
if (objc == 3) {
xSign = (wmPtr->flags & WM_NEGATIVE_X) ? '-' : '+';
ySign = (wmPtr->flags & WM_NEGATIVE_Y) ? '-' : '+';
if (wmPtr->gridWin != NULL) {
width = wmPtr->reqGridWidth + (winPtr->changes.width
- winPtr->reqWidth)/wmPtr->widthInc;
height = wmPtr->reqGridHeight + (winPtr->changes.height
- winPtr->reqHeight)/wmPtr->heightInc;
} else {
width = winPtr->changes.width;
height = winPtr->changes.height;
}
if (winPtr->flags & TK_EMBEDDED) {
int result = SendMessageW(wmPtr->wrapper, TK_MOVEWINDOW, -1, -1);
wmPtr->x = result >> 16;
wmPtr->y = result & 0x0000ffff;
}
Tcl_SetObjResult(interp, Tcl_ObjPrintf("%dx%d%c%d%c%d",
width, height, xSign, wmPtr->x, ySign, wmPtr->y));
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (*argv3 == '\0') {
wmPtr->width = -1;
wmPtr->height = -1;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
return ParseGeometry(interp, argv3, winPtr);
}
/*
*----------------------------------------------------------------------
*
* WmGridCmd --
*
* This function is invoked to process the "wm grid" Tcl command. See the
* user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGridCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int reqWidth, reqHeight, widthInc, heightInc;
if ((objc != 3) && (objc != 7)) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?baseWidth baseHeight widthInc heightInc?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & PBaseSize) {
Tcl_Obj *results[4];
results[0] = Tcl_NewWideIntObj(wmPtr->reqGridWidth);
results[1] = Tcl_NewWideIntObj(wmPtr->reqGridHeight);
results[2] = Tcl_NewWideIntObj(wmPtr->widthInc);
results[3] = Tcl_NewWideIntObj(wmPtr->heightInc);
Tcl_SetObjResult(interp, Tcl_NewListObj(4, results));
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
/*
* Turn off gridding and reset the width and height to make sense as
* ungridded numbers.
*/
wmPtr->sizeHintsFlags &= ~PBaseSize;
if (wmPtr->width != -1) {
wmPtr->width = winPtr->reqWidth + (wmPtr->width
- wmPtr->reqGridWidth)*wmPtr->widthInc;
wmPtr->height = winPtr->reqHeight + (wmPtr->height
- wmPtr->reqGridHeight)*wmPtr->heightInc;
}
wmPtr->widthInc = 1;
wmPtr->heightInc = 1;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &reqWidth) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &reqHeight) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[5], &widthInc) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[6], &heightInc) != TCL_OK)) {
return TCL_ERROR;
}
if (reqWidth < 0) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"baseWidth can't be < 0", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "VALUE", "GRID", NULL);
return TCL_ERROR;
}
if (reqHeight < 0) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"baseHeight can't be < 0", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "VALUE", "GRID", NULL);
return TCL_ERROR;
}
if (widthInc <= 0) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"widthInc can't be <= 0", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "VALUE", "GRID", NULL);
return TCL_ERROR;
}
if (heightInc <= 0) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"heightInc can't be <= 0", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "VALUE", "GRID", NULL);
return TCL_ERROR;
}
Tk_SetGrid((Tk_Window) winPtr, reqWidth, reqHeight, widthInc,
heightInc);
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmGroupCmd --
*
* This function is invoked to process the "wm group" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGroupCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
Tk_Window tkwin2;
const char *argv3;
Tcl_Size length;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?pathName?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & WindowGroupHint) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(wmPtr->leaderName, TCL_INDEX_NONE));
}
return TCL_OK;
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
if (*argv3 == '\0') {
wmPtr->hints.flags &= ~WindowGroupHint;
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
wmPtr->leaderName = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3], &tkwin2) != TCL_OK) {
return TCL_ERROR;
}
Tk_MakeWindowExist(tkwin2);
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
wmPtr->hints.window_group = Tk_WindowId(tkwin2);
wmPtr->hints.flags |= WindowGroupHint;
wmPtr->leaderName = (char *)ckalloc(length + 1);
memcpy(wmPtr->leaderName, argv3, length + 1);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconbadgeCmd --
*
* This function is invoked to process the "wm iconbadge" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconbadgeCmd(
Tk_Window tkwin, /* Main window of the application. */
TCL_UNUSED(TkWindow *), /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
HWND hwnd;
Tk_PhotoHandle photo;
Tk_PhotoImageBlock block;
int width, height;
HICON overlayicon;
int badgenumber;
char *badgestring = NULL;
char photoname[4096];
LPCWSTR string;
HRESULT hr;
Tk_Window badgewindow;
WmInfo *wmPtr;
if (objc < 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window badge");
return TCL_ERROR;
}
/*
* Parse args, get native wrapper window, and determine image.
*/
badgewindow = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), tkwin);
wmPtr = ((TkWindow *) badgewindow)->wmInfoPtr;
hwnd = wmPtr->wrapper;
badgestring = Tcl_GetString(objv[3]);
badgenumber = atoi(badgestring);
if (badgenumber > 9) {
strcpy(photoname, "::tk::icons::9plus-badge");
} else {
strcpy(photoname, "::tk::icons::");
strcat(photoname, badgestring);
strcat(photoname, "-badge");
}
/*
* If badgestring is empty string, remove icon.
*/
if (strcmp("", badgestring) == 0) {
ptbl->lpVtbl->SetOverlayIcon(ptbl, hwnd, NULL, NULL);
return TCL_OK;
}
/*
* If photo does not exist, return error. This means we do not have
* to test for decimal or negative values; no photo for such values
* is present.
*/
photo = Tk_FindPhoto(interp, photoname);
if (photo == NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't use \"%s\" as icon badge", badgestring));
return TCL_ERROR;
}
/*
* We have found the image. Convert to icon.
*/
Tk_PhotoGetSize(photo, &width, &height);
Tk_PhotoGetImage(photo, &block);
overlayicon = CreateIcoFromPhoto(width, height, block);
if (overlayicon == NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj("Failed to create badge icon", TCL_INDEX_NONE));
return TCL_ERROR;
}
/*
* Place overlay icon on taskbar icon.
*/
string = L"Alert";
hr = ptbl->lpVtbl->SetOverlayIcon(ptbl, hwnd, overlayicon, string);
if (hr != S_OK) {
Tcl_SetObjResult(interp, Tcl_NewStringObj("Failed to create badge icon", TCL_INDEX_NONE));
return TCL_ERROR;
}
DestroyIcon(overlayicon);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconbitmapCmd --
*
* This function is invoked to process the "wm iconbitmap" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconbitmapCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
TkWindow *useWinPtr = winPtr; /* window to apply to (NULL if -default) */
const char *string;
if ((objc < 3) || (objc > 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?-default? ?image?");
return TCL_ERROR;
} else if (objc == 5) {
/*
* If we have 5 arguments, we must have a '-default' flag.
*/
const char *argv3 = Tcl_GetString(objv[3]);
if (strcmp(argv3, "-default")) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"illegal option \"%s\" must be \"-default\"", argv3));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONBITMAP", "OPTION",NULL);
return TCL_ERROR;
}
useWinPtr = NULL;
} else if (objc == 3) {
/*
* No arguments were given.
*/
if (wmPtr->hints.flags & IconPixmapHint) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
Tk_NameOfBitmap(winPtr->display, wmPtr->hints.icon_pixmap),
-1));
}
return TCL_OK;
}
string = Tcl_GetString(objv[objc-1]);
if (*string == '\0') {
if (wmPtr->hints.icon_pixmap != None) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap);
wmPtr->hints.icon_pixmap = None;
}
wmPtr->hints.flags &= ~IconPixmapHint;
if (WinSetIcon(interp, NULL, (Tk_Window) useWinPtr) != TCL_OK) {
return TCL_ERROR;
}
} else {
/*
* In the future this block of code will use Tk's 'image'
* functionality to allow all supported image formats. However, this
* will require a change to the way icons are handled. We will need to
* add icon<->image conversions routines.
*
* Until that happens we simply try to find an icon in the given
* argument, and if that fails, we use the older bitmap code. We do
* things this way round (icon then bitmap), because the bitmap code
* actually seems to have no visible effect, so we want to give the
* icon code the first try at doing something.
*/
/*
* Either return NULL, or return a valid titlebaricon with its ref
* count already incremented.
*/
WinIconPtr titlebaricon = ReadIconFromFile(interp, objv[objc-1]);
if (titlebaricon != NULL) {
/*
* Try to set the icon for the window. If it is a '-default' icon,
* we must pass in NULL
*/
if (WinSetIcon(interp, titlebaricon, (Tk_Window) useWinPtr)
!= TCL_OK) {
/*
* We didn't use the titlebaricon after all.
*/
DecrIconRefCount(titlebaricon);
titlebaricon = NULL;
}
}
if (titlebaricon == NULL) {
/*
* We didn't manage to handle the argument as a valid icon. Try as
* a bitmap. First we must clear the error message which was
* placed in the interpreter.
*/
Pixmap pixmap;
Tcl_ResetResult(interp);
pixmap = Tk_GetBitmap(interp, (Tk_Window) winPtr, string);
if (pixmap == None) {
return TCL_ERROR;
}
wmPtr->hints.icon_pixmap = pixmap;
wmPtr->hints.flags |= IconPixmapHint;
titlebaricon = GetIconFromPixmap(Tk_Display(winPtr), pixmap);
if (titlebaricon != NULL && WinSetIcon(interp, titlebaricon,
(Tk_Window) useWinPtr) != TCL_OK) {
/*
* We didn't use the titlebaricon after all.
*/
DecrIconRefCount(titlebaricon);
titlebaricon = NULL;
}
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconifyCmd --
*
* This function is invoked to process the "wm iconify" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconifyCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
if (!SendMessageW(wmPtr->wrapper, TK_ICONIFY, 0, 0)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": the container does not support the request",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONIFY", "EMBEDDED", NULL);
return TCL_ERROR;
}
}
if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": override-redirect flag is set",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONIFY", "OVERRIDE_REDIRECT",
NULL);
return TCL_ERROR;
}
if (wmPtr->containerPtr != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": it is a transient",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONIFY", "TRANSIENT", NULL);
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": it is an icon for \"%s\"",
winPtr->pathName, Tk_PathName(wmPtr->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONIFY", "ICON", NULL);
return TCL_ERROR;
}
TkpWmSetState(winPtr, IconicState);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconmaskCmd --
*
* This function is invoked to process the "wm iconmask" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconmaskCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
Pixmap pixmap;
const char *argv3;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?bitmap?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & IconMaskHint) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
Tk_NameOfBitmap(winPtr->display, wmPtr->hints.icon_mask),
-1));
}
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (*argv3 == '\0') {
if (wmPtr->hints.icon_mask != None) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask);
}
wmPtr->hints.flags &= ~IconMaskHint;
} else {
pixmap = Tk_GetBitmap(interp, tkwin, argv3);
if (pixmap == None) {
return TCL_ERROR;
}
wmPtr->hints.icon_mask = pixmap;
wmPtr->hints.flags |= IconMaskHint;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconnameCmd --
*
* This function is invoked to process the "wm iconname" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconnameCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
const char *argv3;
Tcl_Size length;
if (objc > 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newName?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
(wmPtr->iconName ? wmPtr->iconName : ""), -1));
return TCL_OK;
} else {
if (wmPtr->iconName != NULL) {
ckfree(wmPtr->iconName);
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
wmPtr->iconName = (char *)ckalloc(length + 1);
memcpy(wmPtr->iconName, argv3, length + 1);
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XSetIconName(winPtr->display, winPtr->window, wmPtr->iconName);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconphotoCmd --
*
* This function is invoked to process the "wm iconphoto" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconphotoCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
TkWindow *useWinPtr = winPtr; /* window to apply to (NULL if -default) */
Tk_PhotoHandle photo;
Tk_PhotoImageBlock block;
Tcl_Size i;
int width, height, startObj = 3;
BlockOfIconImagesPtr lpIR;
WinIconPtr titlebaricon = NULL;
HICON hIcon;
unsigned size;
if (objc < 4) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?-default? image1 ?image2 ...?");
return TCL_ERROR;
}
/*
* Iterate over all images to validate their existence.
*/
if (strcmp(Tcl_GetString(objv[3]), "-default") == 0) {
useWinPtr = NULL;
startObj = 4;
if (objc == 4) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?-default? image1 ?image2 ...?");
return TCL_ERROR;
}
}
for (i = startObj; i < objc; i++) {
photo = Tk_FindPhoto(interp, Tcl_GetString(objv[i]));
if (photo == NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't use \"%s\" as iconphoto: not a photo image",
Tcl_GetString(objv[i])));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONPHOTO", "PHOTO", NULL);
return TCL_ERROR;
}
}
/*
* We have calculated the size of the data. Try to allocate the needed
* memory space.
*/
size = sizeof(BlockOfIconImages) + (sizeof(ICONIMAGE) * (objc-startObj-1));
lpIR = (BlockOfIconImagesPtr)attemptckalloc(size);
if (lpIR == NULL) {
return TCL_ERROR;
}
memset(lpIR, 0, size);
for (i = startObj; i < objc; i++) {
photo = Tk_FindPhoto(interp, Tcl_GetString(objv[i]));
Tk_PhotoGetSize(photo, &width, &height);
Tk_PhotoGetImage(photo, &block);
hIcon = CreateIcoFromPhoto(width, height, block);
if (hIcon == NULL) {
FreeIconBlock(lpIR);
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"failed to create an iconphoto with image \"%s\"",
Tcl_GetString(objv[i])));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONPHOTO", "ICON", NULL);
return TCL_ERROR;
}
lpIR->IconImages[i-startObj].Width = width;
lpIR->IconImages[i-startObj].Height = height;
lpIR->IconImages[i-startObj].Colors = 4;
lpIR->IconImages[i-startObj].hIcon = hIcon;
lpIR->nNumImages++;
}
titlebaricon = (WinIconPtr)ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
if (WinSetIcon(interp, titlebaricon, (Tk_Window) useWinPtr) != TCL_OK) {
/*
* We didn't use the titlebaricon after all.
*/
DecrIconRefCount(titlebaricon);
return TCL_ERROR;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconpositionCmd --
*
* This function is invoked to process the "wm iconposition" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconpositionCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int x, y;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?x y?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & IconPositionHint) {
Tcl_Obj *results[2];
results[0] = Tcl_NewWideIntObj(wmPtr->hints.icon_x);
results[1] = Tcl_NewWideIntObj(wmPtr->hints.icon_y);
Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->hints.flags &= ~IconPositionHint;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &x) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &y) != TCL_OK)) {
return TCL_ERROR;
}
wmPtr->hints.icon_x = x;
wmPtr->hints.icon_y = y;
wmPtr->hints.flags |= IconPositionHint;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconwindowCmd --
*
* This function is invoked to process the "wm iconwindow" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconwindowCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
Tk_Window tkwin2;
WmInfo *wmPtr2;
XSetWindowAttributes atts;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?pathName?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->icon != NULL) {
Tcl_SetObjResult(interp, Tk_NewWindowObj(wmPtr->icon));
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->hints.flags &= ~IconWindowHint;
if (wmPtr->icon != NULL) {
/*
* Let the window use button events again, then remove it as icon
* window.
*/
atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
| ButtonPressMask;
Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr2->iconFor = NULL;
wmPtr2->hints.initial_state = WithdrawnState;
}
wmPtr->icon = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3], &tkwin2) != TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(tkwin2)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't use %s as icon window: not at top level",
Tcl_GetString(objv[3])));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONWINDOW", "INNER", NULL);
return TCL_ERROR;
}
wmPtr2 = ((TkWindow *) tkwin2)->wmInfoPtr;
if (wmPtr2->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"%s is already an icon for %s",
Tcl_GetString(objv[3]), Tk_PathName(wmPtr2->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "ICONWINDOW", "ICON", NULL);
return TCL_ERROR;
}
if (wmPtr->icon != NULL) {
WmInfo *wmPtr3 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr3->iconFor = NULL;
/*
* Let the window use button events again.
*/
atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
| ButtonPressMask;
Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
}
/*
* Disable button events in the icon window: some window managers
* (like olvwm) want to get the events themselves, but X only allows
* one application at a time to receive button events for a window.
*/
atts.event_mask = Tk_Attributes(tkwin2)->event_mask
& ~ButtonPressMask;
Tk_ChangeWindowAttributes(tkwin2, CWEventMask, &atts);
Tk_MakeWindowExist(tkwin2);
wmPtr->hints.icon_window = Tk_WindowId(tkwin2);
wmPtr->hints.flags |= IconWindowHint;
wmPtr->icon = tkwin2;
wmPtr2->iconFor = (Tk_Window) winPtr;
if (!(wmPtr2->flags & WM_NEVER_MAPPED)) {
wmPtr2->flags |= WM_WITHDRAWN;
TkpWmSetState(((TkWindow *) tkwin2), WithdrawnState);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmManageCmd --
*
* This procedure is invoked to process the "wm manage" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmManageCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel or Frame to work with */
Tcl_Interp *interp, /* Current interpreter. */
TCL_UNUSED(Tcl_Size), /* Number of arguments. */
TCL_UNUSED(Tcl_Obj *const *)) /* Argument objects. */
{
Tk_Window frameWin = (Tk_Window) winPtr;
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (!Tk_IsTopLevel(frameWin)) {
if (!Tk_IsManageable(frameWin)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" is not manageable: must be a frame,"
" labelframe or toplevel", Tk_PathName(frameWin)));
Tcl_SetErrorCode(interp, "TK", "WM", "MANAGE", NULL);
return TCL_ERROR;
}
TkFocusSplit(winPtr);
Tk_UnmapWindow(frameWin);
winPtr->flags |= TK_TOP_HIERARCHY|TK_TOP_LEVEL|TK_HAS_WRAPPER|TK_WIN_MANAGED;
RemapWindows(winPtr, NULL);
if (wmPtr == NULL) {
TkWmNewWindow(winPtr);
}
wmPtr = winPtr->wmInfoPtr;
winPtr->flags &= ~TK_MAPPED;
/* flags (above) must be set before calling */
/* TkMapTopFrame (below) */
TkMapTopFrame (frameWin);
} else if (Tk_IsTopLevel(frameWin)) {
/* Already managed by wm - ignore it */
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmMaxsizeCmd --
*
* This function is invoked to process the "wm maxsize" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmMaxsizeCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_Obj *results[2];
GetMaxSize(wmPtr, &width, &height);
results[0] = Tcl_NewWideIntObj(width);
results[1] = Tcl_NewWideIntObj(height);
Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
return TCL_OK;
}
if ((Tk_GetPixelsFromObj(interp, tkwin, objv[3], &width) != TCL_OK)
|| (Tk_GetPixelsFromObj(interp, tkwin, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
wmPtr->maxWidth = width;
wmPtr->maxHeight = height;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmMinsizeCmd --
*
* This function is invoked to process the "wm minsize" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmMinsizeCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_Obj *results[2];
GetMinSize(wmPtr, &width, &height);
results[0] = Tcl_NewWideIntObj(width);
results[1] = Tcl_NewWideIntObj(height);
Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
return TCL_OK;
}
if ((Tk_GetPixelsFromObj(interp, tkwin, objv[3], &width) != TCL_OK)
|| (Tk_GetPixelsFromObj(interp, tkwin, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
wmPtr->minWidth = width;
wmPtr->minHeight = height;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmOverrideredirectCmd --
*
* This function is invoked to process the "wm overrideredirect" Tcl
* command. See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmOverrideredirectCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
Bool boolValue, curValue;
XSetWindowAttributes atts;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?boolean?");
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
curValue = SendMessageW(wmPtr->wrapper, TK_OVERRIDEREDIRECT, -1, -1)-1;
if (curValue < 0) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"Container does not support overrideredirect", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "WM", "COMMUNICATION", NULL);
return TCL_ERROR;
}
} else {
curValue = Tk_Attributes((Tk_Window) winPtr)->override_redirect;
}
if (objc == 3) {
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(curValue));
return TCL_OK;
}
if (Tcl_GetBooleanFromObj(interp, objv[3], &boolValue) != TCL_OK) {
return TCL_ERROR;
}
if (curValue != boolValue) {
if (winPtr->flags & TK_EMBEDDED) {
SendMessageW(wmPtr->wrapper, TK_OVERRIDEREDIRECT, boolValue, 0);
} else {
/*
* Only do this if we are really changing value, because it causes
* some funky stuff to occur.
*/
atts.override_redirect = boolValue;
Tk_ChangeWindowAttributes((Tk_Window) winPtr, CWOverrideRedirect,
&atts);
if (!(wmPtr->flags & (WM_NEVER_MAPPED))
&& !(winPtr->flags & TK_EMBEDDED)) {
UpdateWrapper(winPtr);
}
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmPositionfromCmd --
*
* This function is invoked to process the "wm positionfrom" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmPositionfromCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
static const char *const optionStrings[] = {
"program", "user", NULL
};
enum options {
OPT_PROGRAM, OPT_USER
};
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?user/program?");
return TCL_ERROR;
}
if (objc == 3) {
const char *sourceStr = "";
if (wmPtr->sizeHintsFlags & USPosition) {
sourceStr = "user";
} else if (wmPtr->sizeHintsFlags & PPosition) {
sourceStr = "program";
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(sourceStr, TCL_INDEX_NONE));
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~(USPosition|PPosition);
} else {
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings,
"argument", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_USER) {
wmPtr->sizeHintsFlags &= ~PPosition;
wmPtr->sizeHintsFlags |= USPosition;
} else {
wmPtr->sizeHintsFlags &= ~USPosition;
wmPtr->sizeHintsFlags |= PPosition;
}
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmProtocolCmd --
*
* This function is invoked to process the "wm protocol" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmProtocolCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
ProtocolHandler *protPtr, *prevPtr;
Atom protocol;
const char *cmd;
Tcl_Size cmdLength;
Tcl_Obj *resultObj;
if ((objc < 3) || (objc > 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?name? ?command?");
return TCL_ERROR;
}
if (objc == 3) {
/*
* Return a list of all defined protocols for the window.
*/
resultObj = Tcl_NewObj();
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(
Tk_GetAtomName((Tk_Window)winPtr, protPtr->protocol), TCL_INDEX_NONE));
}
Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
protocol = Tk_InternAtom((Tk_Window) winPtr, Tcl_GetString(objv[3]));
if (objc == 4) {
/*
* Return the command to handle a given protocol.
*/
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
if (protPtr->protocol == protocol) {
Tcl_SetObjResult(interp,
Tcl_NewStringObj(protPtr->command, TCL_INDEX_NONE));
return TCL_OK;
}
}
return TCL_OK;
}
/*
* Delete any current protocol handler, then create a new one with the
* specified command, unless the command is empty.
*/
for (protPtr = wmPtr->protPtr, prevPtr = NULL; protPtr != NULL;
prevPtr = protPtr, protPtr = protPtr->nextPtr) {
if (protPtr->protocol == protocol) {
if (prevPtr == NULL) {
wmPtr->protPtr = protPtr->nextPtr;
} else {
prevPtr->nextPtr = protPtr->nextPtr;
}
Tcl_EventuallyFree(protPtr, TCL_DYNAMIC);
break;
}
}
cmd = Tcl_GetStringFromObj(objv[4], &cmdLength);
if (cmdLength > 0) {
protPtr = (ProtocolHandler *)ckalloc(HANDLER_SIZE(cmdLength));
protPtr->protocol = protocol;
protPtr->nextPtr = wmPtr->protPtr;
wmPtr->protPtr = protPtr;
protPtr->interp = interp;
memcpy(protPtr->command, cmd, cmdLength + 1);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmResizableCmd --
*
* This function is invoked to process the "wm resizable" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmResizableCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_Obj *results[2];
results[0] = Tcl_NewBooleanObj(!(wmPtr->flags&WM_WIDTH_NOT_RESIZABLE));
results[1] = Tcl_NewBooleanObj(!(wmPtr->flags&WM_HEIGHT_NOT_RESIZABLE));
Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
return TCL_OK;
}
if ((Tcl_GetBooleanFromObj(interp, objv[3], &width) != TCL_OK)
|| (Tcl_GetBooleanFromObj(interp, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
if (width) {
wmPtr->flags &= ~WM_WIDTH_NOT_RESIZABLE;
} else {
wmPtr->flags |= WM_WIDTH_NOT_RESIZABLE;
}
if (height) {
wmPtr->flags &= ~WM_HEIGHT_NOT_RESIZABLE;
} else {
wmPtr->flags |= WM_HEIGHT_NOT_RESIZABLE;
}
if (!((wmPtr->flags & WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
UpdateWrapper(winPtr);
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmSizefromCmd --
*
* This function is invoked to process the "wm sizefrom" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmSizefromCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
static const char *const optionStrings[] = {
"program", "user", NULL
};
enum options {
OPT_PROGRAM, OPT_USER
};
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?user|program?");
return TCL_ERROR;
}
if (objc == 3) {
const char *sourceStr = "";
if (wmPtr->sizeHintsFlags & USSize) {
sourceStr = "user";
} else if (wmPtr->sizeHintsFlags & PSize) {
sourceStr = "program";
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(sourceStr, TCL_INDEX_NONE));
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~(USSize|PSize);
} else {
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings,
"argument", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_USER) {
wmPtr->sizeHintsFlags &= ~PSize;
wmPtr->sizeHintsFlags |= USSize;
} else { /* OPT_PROGRAM */
wmPtr->sizeHintsFlags &= ~USSize;
wmPtr->sizeHintsFlags |= PSize;
}
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmStackorderCmd --
*
* This function is invoked to process the "wm stackorder" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmStackorderCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
TkWindow **windows, **windowPtr;
static const char *const optionStrings[] = {
"isabove", "isbelow", NULL
};
enum options {
OPT_ISABOVE, OPT_ISBELOW
};
Tcl_Obj *resultObj;
int index;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?isabove|isbelow window?");
return TCL_ERROR;
}
if (objc == 3) {
windows = TkWmStackorderToplevel(winPtr);
if (windows != NULL) {
resultObj = Tcl_NewObj();
for (windowPtr = windows; *windowPtr ; windowPtr++) {
Tcl_ListObjAppendElement(NULL, resultObj,
Tk_NewWindowObj((Tk_Window) *windowPtr));
}
Tcl_SetObjResult(interp, resultObj);
ckfree(windows);
return TCL_OK;
} else {
return TCL_ERROR;
}
} else {
TkWindow *winPtr2, **winPtr2Ptr = &winPtr2;
int index1 = -1, index2 = -1, result;
if (TkGetWindowFromObj(interp, tkwin, objv[4],
(Tk_Window *) winPtr2Ptr) != TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(winPtr2)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't a top-level window",
winPtr2->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "STACK", "TOPLEVEL", NULL);
return TCL_ERROR;
}
if (!Tk_IsMapped(winPtr)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't mapped", winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "STACK", "MAPPED", NULL);
return TCL_ERROR;
}
if (!Tk_IsMapped(winPtr2)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't mapped", winPtr2->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "STACK", "MAPPED", NULL);
return TCL_ERROR;
}
/*
* Lookup stacking order of all toplevels that are children of "." and
* find the position of winPtr and winPtr2 in the stacking order.
*/
windows = TkWmStackorderToplevel(winPtr->mainPtr->winPtr);
if (windows == NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"TkWmStackorderToplevel failed", TCL_INDEX_NONE));
Tcl_SetErrorCode(interp, "TK", "WM", "COMMUNICATION", NULL);
return TCL_ERROR;
}
for (windowPtr = windows; *windowPtr ; windowPtr++) {
if (*windowPtr == winPtr) {
index1 = (windowPtr - windows);
}
if (*windowPtr == winPtr2) {
index2 = (windowPtr - windows);
}
}
if (index1 == -1) {
Tcl_Panic("winPtr window not found");
} else if (index2 == -1) {
Tcl_Panic("winPtr2 window not found");
}
ckfree(windows);
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings,
"argument", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_ISABOVE) {
result = index1 > index2;
} else { /* OPT_ISBELOW */
result = index1 < index2;
}
Tcl_SetObjResult(interp, Tcl_NewWideIntObj(result));
return TCL_OK;
}
}
/*
*----------------------------------------------------------------------
*
* WmStateCmd --
*
* This function is invoked to process the "wm state" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmStateCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
static const char *const optionStrings[] = {
"iconic", "normal", "withdrawn", "zoomed", NULL
};
enum options {
OPT_ICONIC, OPT_NORMAL, OPT_WITHDRAWN, OPT_ZOOMED
};
int index;
if ((objc < 3) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?state?");
return TCL_ERROR;
}
if (objc == 4) {
if (wmPtr->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't change state of %s: it is an icon for %s",
Tcl_GetString(objv[2]), Tk_PathName(wmPtr->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "STATE", "ICON", NULL);
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings,
"argument", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
int state = 0;
switch (index) {
case OPT_NORMAL:
state = NormalState;
break;
case OPT_ICONIC:
state = IconicState;
break;
case OPT_WITHDRAWN:
state = WithdrawnState;
break;
case OPT_ZOOMED:
state = ZoomState;
break;
default:
Tcl_Panic("unexpected index");
}
if (state+1 != SendMessageW(wmPtr->wrapper, TK_STATE, state, 0)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't change state of %s: the container does not support the request",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "COMMUNICATION", NULL);
return TCL_ERROR;
}
return TCL_OK;
}
if (index == OPT_NORMAL) {
wmPtr->flags &= ~WM_WITHDRAWN;
TkpWmSetState(winPtr, NormalState);
/*
* This varies from 'wm deiconify' because it does not force the
* window to be raised and receive focus.
*/
} else if (index == OPT_ICONIC) {
if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": override-redirect flag is set",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "STATE",
"OVERRIDE_REDIRECT", NULL);
return TCL_ERROR;
}
if (wmPtr->containerPtr != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't iconify \"%s\": it is a transient",
winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "WM", "STATE", "TRANSIENT",
NULL);
return TCL_ERROR;
}
TkpWmSetState(winPtr, IconicState);
} else if (index == OPT_WITHDRAWN) {
WithdrawWindow(winPtr);
} else if (index == OPT_ZOOMED) {
TkpWmSetState(winPtr, ZoomState);
} else {
Tcl_Panic("wm state not matched");
}
} else {
const char *stateStr = "";
if (wmPtr->iconFor != NULL) {
stateStr = "icon";
} else {
int state;
if (winPtr->flags & TK_EMBEDDED) {
state = SendMessageW(wmPtr->wrapper, TK_STATE, -1, -1) - 1;
} else {
state = wmPtr->hints.initial_state;
}
switch (state) {
case NormalState: stateStr = "normal"; break;
case IconicState: stateStr = "iconic"; break;
case WithdrawnState: stateStr = "withdrawn"; break;
case ZoomState: stateStr = "zoomed"; break;
}
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(stateStr, TCL_INDEX_NONE));
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmTitleCmd --
*
* This function is invoked to process the "wm title" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmTitleCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
const char *argv3;
Tcl_Size length;
HWND wrapper;
if (objc > 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newTitle?");
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
wrapper = (HWND) SendMessageW(wmPtr->wrapper, TK_GETFRAMEWID, 0, 0);
} else {
wrapper = wmPtr->wrapper;
}
if (objc == 3) {
if (wrapper) {
WCHAR buf[256];
Tcl_DString titleString;
int size = 256;
GetWindowTextW(wrapper, buf, size);
Tcl_DStringInit(&titleString);
Tcl_WCharToUtfDString(buf, wcslen(buf), &titleString);
Tcl_SetObjResult(interp, Tcl_NewStringObj(
Tcl_DStringValue(&titleString),
Tcl_DStringLength(&titleString)));
Tcl_DStringFree(&titleString);
} else {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
(wmPtr->title ? wmPtr->title : winPtr->nameUid), TCL_INDEX_NONE));
}
} else {
if (wmPtr->title != NULL) {
ckfree(wmPtr->title);
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
wmPtr->title = (char *)ckalloc(length + 1);
memcpy(wmPtr->title, argv3, length + 1);
if (!(wmPtr->flags & WM_NEVER_MAPPED) && wmPtr->wrapper != NULL) {
Tcl_DString titleString;
Tcl_DStringInit(&titleString);
Tcl_UtfToWCharDString(wmPtr->title, TCL_INDEX_NONE, &titleString);
SetWindowTextW(wrapper, (LPCWSTR) Tcl_DStringValue(&titleString));
Tcl_DStringFree(&titleString);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmTransientCmd --
*
* This function is invoked to process the "wm transient" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmTransientCmd(
Tk_Window tkwin, /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
TkWindow *containerPtr = wmPtr->containerPtr, **containerPtrPtr = &containerPtr, *w;
WmInfo *wmPtr2;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?window?");
return TCL_ERROR;
}
if (objc == 3) {
if (containerPtr != NULL) {
Tcl_SetObjResult(interp, Tk_NewWindowObj((Tk_Window) containerPtr));
}
return TCL_OK;
}
if (Tcl_GetString(objv[3])[0] == '\0') {
if (containerPtr != NULL) {
/*
* If we had a container, tell them that we aren't tied to them
* anymore.
*/
containerPtr->wmInfoPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) containerPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, winPtr);
}
wmPtr->containerPtr = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3],
(Tk_Window *) containerPtrPtr) != TCL_OK) {
return TCL_ERROR;
}
while (!Tk_TopWinHierarchy(containerPtr)) {
/*
* Ensure that the container window is actually a Tk toplevel.
*/
containerPtr = containerPtr->parentPtr;
}
Tk_MakeWindowExist((Tk_Window) containerPtr);
if (wmPtr->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't make \"%s\" a transient: it is an icon for %s",
Tcl_GetString(objv[2]), Tk_PathName(wmPtr->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "TRANSIENT", "ICON", NULL);
return TCL_ERROR;
}
wmPtr2 = containerPtr->wmInfoPtr;
if (wmPtr2->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't make \"%s\" a container: it is an icon for %s",
Tcl_GetString(objv[3]), Tk_PathName(wmPtr2->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "TRANSIENT", "ICON", NULL);
return TCL_ERROR;
}
for (w = containerPtr; w != NULL && w->wmInfoPtr != NULL;
w = (TkWindow *)w->wmInfoPtr->containerPtr) {
if (w == winPtr) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't set \"%s\" as container: would cause management loop",
Tk_PathName(containerPtr)));
Tcl_SetErrorCode(interp, "TK", "WM", "TRANSIENT", "SELF", NULL);
return TCL_ERROR;
}
}
if (containerPtr != wmPtr->containerPtr) {
/*
* Remove old container map/unmap binding before setting the new
* container. The event handler will ensure that transient states
* reflect the state of the container.
*/
if (wmPtr->containerPtr != NULL) {
wmPtr->containerPtr->wmInfoPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) wmPtr->containerPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, winPtr);
}
containerPtr->wmInfoPtr->numTransients++;
Tk_CreateEventHandler((Tk_Window) containerPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, winPtr);
wmPtr->containerPtr = containerPtr;
}
}
if (!((wmPtr->flags & WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
if (wmPtr->containerPtr != NULL
&& !Tk_IsMapped(wmPtr->containerPtr)) {
TkpWmSetState(winPtr, WithdrawnState);
} else {
UpdateWrapper(winPtr);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmWithdrawCmd --
*
* This function is invoked to process the "wm withdraw" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmWithdrawCmd(
TCL_UNUSED(Tk_Window), /* Main window of the application. */
TkWindow *winPtr, /* Toplevel to work with */
Tcl_Interp *interp, /* Current interpreter. */
Tcl_Size objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't withdraw %s: it is an icon for %s",
Tcl_GetString(objv[2]), Tk_PathName(wmPtr->iconFor)));
Tcl_SetErrorCode(interp, "TK", "WM", "WITHDRAW", "ICON", NULL);
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
if (SendMessageW(wmPtr->wrapper, TK_WITHDRAW, 0, 0) < 0) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't withdraw %s: the container does not support the request",
Tcl_GetString(objv[2])));
Tcl_SetErrorCode(interp, "TK", "WM", "COMMUNICATION", NULL);
return TCL_ERROR;
}
} else {
WithdrawWindow(winPtr);
}
return TCL_OK;
}
/*
* Invoked by those wm subcommands that affect geometry. Schedules a geometry
* update.
*/
static void
WmUpdateGeom(
WmInfo *wmPtr,
TkWindow *winPtr)
{
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
static void
WmWaitVisibilityOrMapProc(
void *clientData, /* Pointer to window. */
XEvent *eventPtr) /* Information about event. */
{
TkWindow *winPtr = (TkWindow *)clientData;
TkWindow *containerPtr = winPtr->wmInfoPtr->containerPtr;
if (containerPtr == NULL)
return;
if (eventPtr->type == MapNotify) {
if (!(winPtr->wmInfoPtr->flags & WM_WITHDRAWN)) {
TkpWmSetState(winPtr, NormalState);
}
} else if (eventPtr->type == UnmapNotify) {
TkpWmSetState(winPtr, WithdrawnState);
}
if (eventPtr->type == VisibilityNotify) {
int state = containerPtr->wmInfoPtr->hints.initial_state;
if ((state == NormalState) || (state == ZoomState)) {
state = winPtr->wmInfoPtr->hints.initial_state;
if ((state == NormalState) || (state == ZoomState)) {
UpdateWrapper(winPtr);
}
}
}
}
/*
*----------------------------------------------------------------------
*
* WithdrawWindow --
*
* Function to withdraw a toplevel window.
*
* Results:
* None.
*
* Side effects:
* The toplevel window is withdrawn.
*
*----------------------------------------------------------------------
*/
static void
WithdrawWindow(
TkWindow *winPtr) /* Toplevel window to withdraw */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int resetTempStyle = 0;
LONG exStyle = 0;
/*
* Special handling of transient toplevels (wmPtr->containerPtr != NULL),
* in order to work around a Windows 10 & 11 problem where withdrawn
* transients still appear in the thumbnail preview of the parent window,
* when hovering over it in the Windows taskbar. Temporarily setting this
* window style to include WS_EX_TOOLWINDOW prevents it being captured in
* the Windows thumbnail preview.
*/
if (!(wmPtr->flags & WM_WITHDRAWN)
&& !(wmPtr->flags & TK_EMBEDDED)
&& !(wmPtr->flags & WM_NEVER_MAPPED)
&& (wmPtr->containerPtr != NULL)) {
exStyle = GetWindowLongPtrW(wmPtr->wrapper, GWL_EXSTYLE);
if ( !(exStyle & WS_EX_TOOLWINDOW) ) {
SetWindowLongPtrW(wmPtr->wrapper, GWL_EXSTYLE,
exStyle | WS_EX_TOOLWINDOW);
resetTempStyle=1;
}
}
wmPtr->flags |= WM_WITHDRAWN;
TkpWmSetState(winPtr, WithdrawnState);
if (resetTempStyle) {
SetWindowLongPtrW(wmPtr->wrapper, GWL_EXSTYLE,
exStyle & ~WS_EX_TOOLWINDOW);
}
}
/*
*----------------------------------------------------------------------
*
* Tk_SetGrid --
*
* This function is invoked by a widget when it wishes to set a grid
* coordinate system that controls the size of a top-level window. It
* provides a C interface equivalent to the "wm grid" command and is
* usually associated with the -setgrid option.
*
* Results:
* None.
*
* Side effects:
* Grid-related information will be passed to the window manager, so that
* the top-level window associated with tkwin will resize on even grid
* units. If some other window already controls gridding for the
* top-level window then this function call has no effect.
*
*----------------------------------------------------------------------
*/
void
Tk_SetGrid(
Tk_Window tkwin, /* Token for window. New window mgr info will
* be posted for the top-level window
* associated with this window. */
int reqWidth, /* Width (in grid units) corresponding to the
* requested geometry for tkwin. */
int reqHeight, /* Height (in grid units) corresponding to the
* requested geometry for tkwin. */
int widthInc, int heightInc)/* Pixel increments corresponding to a change
* of one grid unit. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr;
/*
* Ensure widthInc and heightInc are greater than 0
*/
if (widthInc <= 0) {
widthInc = 1;
}
if (heightInc <= 0) {
heightInc = 1;
}
/*
* Find the top-level window for tkwin, plus the window manager
* information.
*/
while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
if ((wmPtr->gridWin != NULL) && (wmPtr->gridWin != tkwin)) {
return;
}
if ((wmPtr->reqGridWidth == reqWidth)
&& (wmPtr->reqGridHeight == reqHeight)
&& (wmPtr->widthInc == widthInc)
&& (wmPtr->heightInc == heightInc)
&& ((wmPtr->sizeHintsFlags & PBaseSize) == PBaseSize)) {
return;
}
/*
* If gridding was previously off, then forget about any window size
* requests made by the user or via "wm geometry": these are in pixel
* units and there's no easy way to translate them to grid units since the
* new requested size of the top-level window in pixels may not yet have
* been registered yet (it may filter up the hierarchy in DoWhenIdle
* handlers). However, if the window has never been mapped yet then just
* leave the window size alone: assume that it is intended to be in grid
* units but just happened to have been specified before this function was
* called.
*/
if ((wmPtr->gridWin == NULL) && !(wmPtr->flags & WM_NEVER_MAPPED)) {
wmPtr->width = -1;
wmPtr->height = -1;
}
/*
* Set the new gridding information, and start the process of passing all
* of this information to the window manager.
*/
wmPtr->gridWin = tkwin;
wmPtr->reqGridWidth = reqWidth;
wmPtr->reqGridHeight = reqHeight;
wmPtr->widthInc = widthInc;
wmPtr->heightInc = heightInc;
wmPtr->sizeHintsFlags |= PBaseSize;
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*
*----------------------------------------------------------------------
*
* Tk_UnsetGrid --
*
* This function cancels the effect of a previous call to Tk_SetGrid.
*
* Results:
* None.
*
* Side effects:
* If tkwin currently controls gridding for its top-level window,
* gridding is cancelled for that top-level window; if some other window
* controls gridding then this function has no effect.
*
*----------------------------------------------------------------------
*/
void
Tk_UnsetGrid(
Tk_Window tkwin) /* Token for window that is currently
* controlling gridding. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr;
/*
* Find the top-level window for tkwin, plus the window manager
* information.
*/
while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
if (tkwin != wmPtr->gridWin) {
return;
}
wmPtr->gridWin = NULL;
wmPtr->sizeHintsFlags &= ~PBaseSize;
if (wmPtr->width != -1) {
wmPtr->width = winPtr->reqWidth + (wmPtr->width
- wmPtr->reqGridWidth)*wmPtr->widthInc;
wmPtr->height = winPtr->reqHeight + (wmPtr->height
- wmPtr->reqGridHeight)*wmPtr->heightInc;
}
wmPtr->widthInc = 1;
wmPtr->heightInc = 1;
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelEventProc --
*
* This function is invoked when a top-level (or other externally-managed
* window) is restructured in any way.
*
* Results:
* None.
*
* Side effects:
* Tk's internal data structures for the window get modified to reflect
* the structural change.
*
*----------------------------------------------------------------------
*/
static void
TopLevelEventProc(
void *clientData, /* Window for which event occurred. */
XEvent *eventPtr) /* Event that just happened. */
{
TkWindow *winPtr = (TkWindow *)clientData;
if (eventPtr->type == DestroyNotify) {
Tk_ErrorHandler handler;
if (!(winPtr->flags & TK_ALREADY_DEAD)) {
/*
* A top-level window was deleted externally (e.g., by the window
* manager). This is probably not a good thing, but cleanup as
* best we can. The error handler is needed because
* Tk_DestroyWindow will try to destroy the window, but of course
* it's already gone.
*/
handler = Tk_CreateErrorHandler(winPtr->display, -1, -1, -1,
NULL, NULL);
Tk_DestroyWindow((Tk_Window) winPtr);
Tk_DeleteErrorHandler(handler);
}
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelReqProc --
*
* This function is invoked by the geometry manager whenever the
* requested size for a top-level window is changed.
*
* Results:
* None.
*
* Side effects:
* Arrange for the window to be resized to satisfy the request (this
* happens as a when-idle action).
*
*----------------------------------------------------------------------
*/
static void
TopLevelReqProc(
TCL_UNUSED(void *), /* Not used. */
Tk_Window tkwin) /* Information about window. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr;
wmPtr = winPtr->wmInfoPtr;
if (wmPtr) {
if ((winPtr->flags & TK_EMBEDDED) && (wmPtr->wrapper != NULL)) {
SendMessageW(wmPtr->wrapper, TK_GEOMETRYREQ, Tk_ReqWidth(tkwin),
Tk_ReqHeight(tkwin));
}
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
}
/*
*----------------------------------------------------------------------
*
* UpdateGeometryInfo --
*
* This function is invoked when a top-level window is first mapped, and
* also as a when-idle function, to bring the geometry and/or position of
* a top-level window back into line with what has been requested by the
* user and/or widgets. This function doesn't return until the system has
* responded to the geometry change.
*
* Results:
* None.
*
* Side effects:
* The window's size and location may change, unless the WM prevents that
* from happening.
*
*----------------------------------------------------------------------
*/
static void
UpdateGeometryInfo(
void *clientData) /* Pointer to the window's record. */
{
int x, y; /* Position of border on desktop. */
int width, height; /* Size of client area. */
int min, max;
RECT rect;
TkWindow *winPtr = (TkWindow *)clientData;
WmInfo *wmPtr = winPtr->wmInfoPtr;
wmPtr->flags &= ~WM_UPDATE_PENDING;
/*
* If the window is minimized or maximized, we should not update our
* geometry since it will end up with the wrong values. ConfigureToplevel
* will reschedule UpdateGeometryInfo when the state of the window
* changes.
*/
if (wmPtr->wrapper && (IsIconic(wmPtr->wrapper) ||
IsZoomed(wmPtr->wrapper) || (wmPtr->flags & WM_FULLSCREEN))) {
return;
}
/*
* Compute the border size for the current window style. This size will
* include the resize handles, the title bar and the menubar. Note that
* this size will not be correct if the menubar spans multiple lines. The
* height will be off by a multiple of the menubar height. It really only
* measures the minimum size of the border.
*/
rect.left = rect.right = rect.top = rect.bottom = 0;
AdjustWindowRectEx(&rect, wmPtr->style, wmPtr->hMenu != NULL,
wmPtr->exStyle);
wmPtr->borderWidth = rect.right - rect.left;
wmPtr->borderHeight = rect.bottom - rect.top;
/*
* Compute the new size for the top-level window. See the user
* documentation for details on this, but the size requested depends on
* (a) the size requested internally by the window's widgets, (b) the size
* requested by the user in a "wm geometry" command or via wm-based
* interactive resizing (if any), (c) whether or not the window is
* gridded, and (d) the current min or max size for the toplevel. Don't
* permit sizes <= 0 because this upsets the X server.
*/
if (wmPtr->width == -1) {
width = winPtr->reqWidth;
} else if (wmPtr->gridWin != NULL) {
width = winPtr->reqWidth
+ (wmPtr->width - wmPtr->reqGridWidth)*wmPtr->widthInc;
} else {
width = wmPtr->width;
}
if (width <= 0) {
width = 1;
}
/*
* Account for window max/min width
*/
if (wmPtr->gridWin != NULL) {
min = winPtr->reqWidth
+ (wmPtr->minWidth - wmPtr->reqGridWidth)*wmPtr->widthInc;
if (wmPtr->maxWidth > 0) {
max = winPtr->reqWidth
+ (wmPtr->maxWidth - wmPtr->reqGridWidth)*wmPtr->widthInc;
} else {
max = 0;
}
} else {
min = wmPtr->minWidth;
max = wmPtr->maxWidth;
}
if (width < min) {
width = min;
} else if ((max > 0) && (width > max)) {
width = max;
}
if (wmPtr->height == -1) {
height = winPtr->reqHeight;
} else if (wmPtr->gridWin != NULL) {
height = winPtr->reqHeight
+ (wmPtr->height - wmPtr->reqGridHeight)*wmPtr->heightInc;
} else {
height = wmPtr->height;
}
if (height <= 0) {
height = 1;
}
/*
* Account for window max/min height
*/
if (wmPtr->gridWin != NULL) {
min = winPtr->reqHeight
+ (wmPtr->minHeight - wmPtr->reqGridHeight)*wmPtr->heightInc;
if (wmPtr->maxHeight > 0) {
max = winPtr->reqHeight
+ (wmPtr->maxHeight-wmPtr->reqGridHeight)*wmPtr->heightInc;
} else {
max = 0;
}
} else {
min = wmPtr->minHeight;
max = wmPtr->maxHeight;
}
if (height < min) {
height = min;
} else if ((max > 0) && (height > max)) {
height = max;
}
/*
* Compute the new position for the upper-left pixel of the window's
* decorative frame. This is tricky, because we need to include the border
* widths supplied by a reparented parent in this calculation, but can't
* use the parent's current overall size since that may change as a result
* of this code.
*/
if (wmPtr->flags & WM_NEGATIVE_X) {
x = DisplayWidth(winPtr->display, winPtr->screenNum) - wmPtr->x
- (width + wmPtr->borderWidth);
} else {
x = wmPtr->x;
}
if (wmPtr->flags & WM_NEGATIVE_Y) {
y = DisplayHeight(winPtr->display, winPtr->screenNum) - wmPtr->y
- (height + wmPtr->borderHeight);
} else {
y = wmPtr->y;
}
/*
* Reconfigure the window if it isn't already configured correctly. Base
* the size check on what we *asked for* last time, not what we got.
* Return immediately if there have been no changes in the requested
* geometry of the toplevel.
*/
/* TODO: need to add flag for possible menu size change */
if (!(wmPtr->flags & WM_MOVE_PENDING)
&& (width == wmPtr->configWidth)
&& (height == wmPtr->configHeight)) {
return;
}
wmPtr->flags &= ~WM_MOVE_PENDING;
wmPtr->configWidth = width;
wmPtr->configHeight = height;
/*
* Don't bother moving the window if we are in the process of creating it.
* Just update the geometry info based on what we asked for.
*/
if (wmPtr->flags & WM_CREATE_PENDING) {
winPtr->changes.x = x;
winPtr->changes.y = y;
winPtr->changes.width = width;
winPtr->changes.height = height;
return;
}
wmPtr->flags |= WM_SYNC_PENDING;
if (winPtr->flags & TK_EMBEDDED) {
/*
* The wrapper window is in a different process, so we need to send it
* a geometry request. This protocol assumes that the other process
* understands this Tk message, otherwise our requested geometry will
* be ignored.
*/
SendMessageW(wmPtr->wrapper, TK_MOVEWINDOW, x, y);
SendMessageW(wmPtr->wrapper, TK_GEOMETRYREQ, width, height);
} else {
int reqHeight, reqWidth;
RECT windowRect;
int menuInc = GetSystemMetrics(SM_CYMENU);
int newHeight;
/*
* We have to keep resizing the window until we get the requested
* height in the client area. If the client area has zero height, then
* the window rect is too small by definition. Try increasing the
* border height and try again. Once we have a positive size, then we
* can adjust the height exactly. If the window rect comes back
* smaller than we requested, we have hit the maximum constraints that
* Windows imposes. Once we find a positive client size, the next size
* is the one we try no matter what.
*/
reqHeight = height + wmPtr->borderHeight;
reqWidth = width + wmPtr->borderWidth;
while (1) {
MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
GetWindowRect(wmPtr->wrapper, &windowRect);
newHeight = windowRect.bottom - windowRect.top;
/*
* If the request wasn't satisfied, we have hit an external
* constraint and must stop.
*/
if (newHeight < reqHeight) {
break;
}
/*
* Now check the size of the client area against our ideal.
*/
GetClientRect(wmPtr->wrapper, &windowRect);
newHeight = windowRect.bottom - windowRect.top;
if (newHeight == height) {
/*
* We're done.
*/
break;
} else if (newHeight > height) {
/*
* One last resize to get rid of the extra space.
*/
menuInc = newHeight - height;
reqHeight -= menuInc;
if (wmPtr->flags & WM_NEGATIVE_Y) {
y += menuInc;
}
MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
break;
}
/*
* We didn't get enough space to satisfy our requested height, so
* the menu must have wrapped. Increase the size of the window by
* one menu height and move the window if it is positioned
* relative to the lower right corner of the screen.
*/
reqHeight += menuInc;
if (wmPtr->flags & WM_NEGATIVE_Y) {
y -= menuInc;
}
}
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
DrawMenuBar(wmPtr->wrapper);
}
}
wmPtr->flags &= ~WM_SYNC_PENDING;
}
/*
*--------------------------------------------------------------
*
* ParseGeometry --
*
* This function parses a geometry string and updates information used to
* control the geometry of a top-level window.
*
* Results:
* A standard Tcl return value, plus an error message in the interp's
* result if an error occurs.
*
* Side effects:
* The size and/or location of winPtr may change.
*
*--------------------------------------------------------------
*/
static int
ParseGeometry(
Tcl_Interp *interp, /* Used for error reporting. */
const char *string, /* String containing new geometry. Has the
* standard form "=wxh+x+y". */
TkWindow *winPtr) /* Pointer to top-level window whose geometry
* is to be changed. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int x, y, width, height, flags;
char *end;
const char *p = string;
/*
* The leading "=" is optional.
*/
if (*p == '=') {
p++;
}
/*
* Parse the width and height, if they are present. Don't actually update
* any of the fields of wmPtr until we've successfully parsed the entire
* geometry string.
*/
width = wmPtr->width;
height = wmPtr->height;
x = wmPtr->x;
y = wmPtr->y;
flags = wmPtr->flags;
if (isdigit(UCHAR(*p))) {
width = strtoul(p, &end, 10);
p = end;
if (*p != 'x') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p))) {
goto error;
}
height = strtoul(p, &end, 10);
p = end;
}
/*
* Parse the X and Y coordinates, if they are present.
*/
if (*p != '\0') {
flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y);
if (*p == '-') {
flags |= WM_NEGATIVE_X;
} else if (*p != '+') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p)) && (*p != '-')) {
goto error;
}
x = strtol(p, &end, 10);
p = end;
if (*p == '-') {
flags |= WM_NEGATIVE_Y;
} else if (*p != '+') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p)) && (*p != '-')) {
goto error;
}
y = strtol(p, &end, 10);
if (*end != '\0') {
goto error;
}
/*
* Assume that the geometry information came from the user, unless an
* explicit source has been specified. Otherwise most window managers
* assume that the size hints were program-specified and they ignore
* them.
*/
if (!(wmPtr->sizeHintsFlags & (USPosition|PPosition))) {
wmPtr->sizeHintsFlags |= USPosition;
}
}
/*
* Everything was parsed OK. Update the fields of *wmPtr and arrange for
* the appropriate information to be percolated out to the window manager
* at the next idle moment.
*/
wmPtr->width = width;
wmPtr->height = height;
wmPtr->x = x;
wmPtr->y = y;
flags |= WM_MOVE_PENDING;
wmPtr->flags = flags;
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
return TCL_OK;
error:
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"bad geometry specifier \"%s\"", string));
Tcl_SetErrorCode(interp, "TK", "VALUE", "GEOMETRY", NULL);
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* Tk_GetRootCoords --
*
* Given a token for a window, this function traces through the window's
* lineage to find the (virtual) root-window coordinates corresponding to
* point (0,0) in the window.
*
* Results:
* The locations pointed to by xPtr and yPtr are filled in with the root
* coordinates of the (0,0) point in tkwin.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
void
Tk_GetRootCoords(
Tk_Window tkwin, /* Token for window. */
int *xPtr, /* Where to store x-displacement of (0,0). */
int *yPtr) /* Where to store y-displacement of (0,0). */
{
TkWindow *winPtr = (TkWindow *) tkwin;
/*
* If the window is mapped, let Windows figure out the translation.
*/
if (winPtr->window != None) {
HWND hwnd = Tk_GetHWND(winPtr->window);
POINT point;
point.x = 0;
point.y = 0;
ClientToScreen(hwnd, &point);
*xPtr = point.x;
*yPtr = point.y;
} else {
*xPtr = 0;
*yPtr = 0;
}
}
/*
*----------------------------------------------------------------------
*
* Tk_CoordsToWindow --
*
* Given the (virtual) root coordinates of a point, this function returns
* the token for the top-most window covering that point, if there exists
* such a window in this application.
*
* Results:
* The return result is either a token for the window corresponding to
* rootX and rootY, or else NULL to indicate that there is no such
* window.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
Tk_Window
Tk_CoordsToWindow(
int rootX, int rootY, /* Coordinates of point in root window. If a
* virtual-root window manager is in use,
* these coordinates refer to the virtual
* root, not the real root. */
Tk_Window tkwin) /* Token for any window in application; used
* to identify the display. */
{
POINT pos;
HWND hwnd;
TkWindow *winPtr;
pos.x = rootX;
pos.y = rootY;
hwnd = WindowFromPoint(pos);
winPtr = (TkWindow *) Tk_HWNDToWindow(hwnd);
if (winPtr && (winPtr->mainPtr == ((TkWindow *) tkwin)->mainPtr)) {
return (Tk_Window) winPtr;
}
return NULL;
}
/*
*----------------------------------------------------------------------
*
* Tk_GetVRootGeometry --
*
* This function returns information about the virtual root window
* corresponding to a particular Tk window.
*
* Results:
* The values at xPtr, yPtr, widthPtr, and heightPtr are set with the
* offset and dimensions of the root window corresponding to tkwin. If
* tkwin is being managed by a virtual root window manager these values
* correspond to the virtual root window being used for tkwin; otherwise
* the offsets will be 0 and the dimensions will be those of the screen.
*
* Side effects:
* Vroot window information is refreshed if it is out of date.
*
*----------------------------------------------------------------------
*/
void
Tk_GetVRootGeometry(
TCL_UNUSED(Tk_Window),/* Window whose virtual root is to be
* queried. */
int *xPtr, int *yPtr, /* Store x and y offsets of virtual root
* here. */
int *widthPtr, int *heightPtr)
/* Store dimensions of virtual root here. */
{
*xPtr = GetSystemMetrics(SM_XVIRTUALSCREEN);
*yPtr = GetSystemMetrics(SM_YVIRTUALSCREEN);
*widthPtr = GetSystemMetrics(SM_CXVIRTUALSCREEN);
*heightPtr = GetSystemMetrics(SM_CYVIRTUALSCREEN);
}
/*
*----------------------------------------------------------------------
*
* Tk_MoveToplevelWindow --
*
* This function is called instead of Tk_MoveWindow to adjust the x-y
* location of a top-level window. It delays the actual move to a later
* time and keeps window-manager information up-to-date with the move
*
* Results:
* None.
*
* Side effects:
* The window is eventually moved so that its upper-left corner
* (actually, the upper-left corner of the window's decorative frame, if
* there is one) is at (x,y).
*
*----------------------------------------------------------------------
*/
void
Tk_MoveToplevelWindow(
Tk_Window tkwin, /* Window to move. */
int x, int y) /* New location for window (within parent). */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (!(winPtr->flags & TK_TOP_LEVEL)) {
Tcl_Panic("Tk_MoveToplevelWindow called with non-toplevel window");
}
wmPtr->x = x;
wmPtr->y = y;
wmPtr->flags |= WM_MOVE_PENDING;
wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y);
if (!(wmPtr->sizeHintsFlags & (USPosition|PPosition))) {
wmPtr->sizeHintsFlags |= USPosition;
}
/*
* If the window has already been mapped, must bring its geometry
* up-to-date immediately, otherwise an event might arrive from the server
* that would overwrite wmPtr->x and wmPtr->y and lose the new position.
*/
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
if (wmPtr->flags & WM_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateGeometryInfo, winPtr);
}
UpdateGeometryInfo(winPtr);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmProtocolEventProc --
*
* This function is called by the Tk_HandleEvent whenever a ClientMessage
* event arrives whose type is "WM_PROTOCOLS". This function handles the
* message from the window manager in an appropriate fashion.
*
* Results:
* None.
*
* Side effects:
* Depends on what sort of handler, if any, was set up for the protocol.
*
*----------------------------------------------------------------------
*/
void
TkWmProtocolEventProc(
TkWindow *winPtr, /* Window to which the event was sent. */
XEvent *eventPtr) /* X event. */
{
WmInfo *wmPtr;
ProtocolHandler *protPtr;
Atom protocol;
int result;
Tcl_Interp *interp;
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
protocol = (Atom) eventPtr->xclient.data.l[0];
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
if (protocol == protPtr->protocol) {
/*
* Cache atom name, as we might destroy the window as a result of
* the eval.
*/
const char *name = Tk_GetAtomName((Tk_Window) winPtr, protocol);
Tcl_Preserve(protPtr);
interp = protPtr->interp;
Tcl_Preserve(interp);
result = Tcl_EvalEx(interp, protPtr->command, TCL_INDEX_NONE, TCL_EVAL_GLOBAL);
if (result != TCL_OK) {
Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf(
"\n (command for \"%s\" window manager protocol)",
name));
Tcl_BackgroundException(interp, result);
}
Tcl_Release(interp);
Tcl_Release(protPtr);
return;
}
}
/*
* No handler was present for this protocol. If this is a WM_DELETE_WINDOW
* message then just destroy the window.
*/
if (protocol == Tk_InternAtom((Tk_Window) winPtr, "WM_DELETE_WINDOW")) {
Tk_DestroyWindow((Tk_Window) winPtr);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevelEnumProc --
*
* This function is invoked once for each HWND Window on the display as a
* result of calling EnumWindows from TkWmStackorderToplevel.
*
* Results:
* TRUE to request further iteration.
*
* Side effects:
* Adds entries to the passed array of TkWindows.
*
*----------------------------------------------------------------------
*/
BOOL CALLBACK
TkWmStackorderToplevelEnumProc(
HWND hwnd, /* Handle to parent window */
LPARAM lParam) /* Application-defined value */
{
Tcl_HashEntry *hPtr;
TkWindow *childWinPtr;
TkWmStackorderToplevelPair *pair =
(TkWmStackorderToplevelPair *) lParam;
hPtr = Tcl_FindHashEntry(pair->table, hwnd);
if (hPtr != NULL) {
childWinPtr = (TkWindow *)Tcl_GetHashValue(hPtr);
/*
* Double check that same HWND does not get passed twice.
*/
if (childWinPtr == NULL) {
Tcl_Panic("duplicate HWND in TkWmStackorderToplevelEnumProc");
} else {
Tcl_SetHashValue(hPtr, NULL);
}
/*
fprintf(stderr, "Found mapped HWND %d -> %x (%s)\n", hwnd,
childWinPtr, childWinPtr->pathName);
*/
*(pair->windowPtr)-- = childWinPtr;
}
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevelWrapperMap --
*
* This function will create a table that maps the wrapper HWND id for a
* toplevel to the TkWindow structure that is wraps.
*
* Results:
* None.
*
* Side effects:
* Adds entries to the passed hashtable.
*
*----------------------------------------------------------------------
*/
static void
TkWmStackorderToplevelWrapperMap(
TkWindow *winPtr, /* TkWindow to recurse on */
Display *display, /* X display of parent window */
Tcl_HashTable *table) /* Table to maps HWND to TkWindow */
{
TkWindow *childPtr;
Tcl_HashEntry *hPtr;
HWND wrapper;
int newEntry;
if (Tk_IsMapped(winPtr) && Tk_IsTopLevel(winPtr)
&& !Tk_IsEmbedded(winPtr) && (winPtr->display == display)) {
wrapper = TkWinGetWrapperWindow((Tk_Window) winPtr);
/*
fprintf(stderr, "Mapped HWND %d to %x (%s)\n", wrapper,
winPtr, winPtr->pathName);
*/
hPtr = Tcl_CreateHashEntry(table, (char *) wrapper, &newEntry);
Tcl_SetHashValue(hPtr, winPtr);
}
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
TkWmStackorderToplevelWrapperMap(childPtr, display, table);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevel --
*
* This function returns the stack order of toplevel windows.
*
* Results:
* An array of pointers to tk window objects in stacking order or else
* NULL if there was an error.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow **
TkWmStackorderToplevel(
TkWindow *parentPtr) /* Parent toplevel window. */
{
TkWmStackorderToplevelPair pair;
TkWindow **windows;
Tcl_HashTable table;
Tcl_HashEntry *hPtr;
Tcl_HashSearch search;
/*
* Map HWND ids to a TkWindow of the wrapped toplevel.
*/
Tcl_InitHashTable(&table, TCL_ONE_WORD_KEYS);
TkWmStackorderToplevelWrapperMap(parentPtr, parentPtr->display, &table);
windows = (TkWindow **)ckalloc((table.numEntries+1) * sizeof(TkWindow *));
/*
* Special cases: If zero or one toplevels were mapped there is no need to
* call EnumWindows.
*/
switch (table.numEntries) {
case 0:
windows[0] = NULL;
goto done;
case 1:
hPtr = Tcl_FirstHashEntry(&table, &search);
windows[0] = (TkWindow *)Tcl_GetHashValue(hPtr);
windows[1] = NULL;
goto done;
}
/*
* We will be inserting into the array starting at the end and working our
* way to the beginning since EnumWindows returns windows in highest to
* lowest order.
*/
pair.table = &table;
pair.windowPtr = windows + table.numEntries;
*pair.windowPtr-- = NULL;
if (EnumWindows((WNDENUMPROC) TkWmStackorderToplevelEnumProc,
(LPARAM) &pair) == 0) {
ckfree(windows);
windows = NULL;
}
done:
Tcl_DeleteHashTable(&table);
return windows;
}
/*
*----------------------------------------------------------------------
*
* TkWmRestackToplevel --
*
* This function restacks a top-level window.
*
* Results:
* None.
*
* Side effects:
* WinPtr gets restacked as specified by aboveBelow and otherPtr. This
* function doesn't return until the restack has taken effect and the
* ConfigureNotify event for it has been received.
*
*----------------------------------------------------------------------
*/
void
TkWmRestackToplevel(
TkWindow *winPtr, /* Window to restack. */
int aboveBelow, /* Gives relative position for restacking;
* must be Above or Below. */
TkWindow *otherPtr) /* Window relative to which to restack; if
* NULL, then winPtr gets restacked above or
* below *all* siblings. */
{
HWND hwnd, insertAfter;
/*
* Can't set stacking order properly until the window is on the screen
* (mapping it may give it a reparent window).
*/
if (winPtr->window == None) {
Tk_MakeWindowExist((Tk_Window) winPtr);
}
if (winPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
TkWmMapWindow(winPtr);
}
hwnd = (winPtr->wmInfoPtr->wrapper != NULL)
? winPtr->wmInfoPtr->wrapper : Tk_GetHWND(winPtr->window);
if (otherPtr != NULL) {
if (otherPtr->window == None) {
Tk_MakeWindowExist((Tk_Window) otherPtr);
}
if (otherPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
TkWmMapWindow(otherPtr);
}
insertAfter = (otherPtr->wmInfoPtr->wrapper != NULL)
? otherPtr->wmInfoPtr->wrapper : Tk_GetHWND(otherPtr->window);
} else {
insertAfter = NULL;
}
if (winPtr->flags & TK_EMBEDDED) {
SendMessageW(winPtr->wmInfoPtr->wrapper, TK_RAISEWINDOW,
(WPARAM) insertAfter, aboveBelow);
} else {
TkWinSetWindowPos(hwnd, insertAfter, aboveBelow);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmAddToColormapWindows --
*
* This function is called to add a given window to the
* WM_COLORMAP_WINDOWS property for its top-level, if it isn't already
* there. It is invoked by the Tk code that creates a new colormap, in
* order to make sure that colormap information is propagated to the
* window manager by default.
*
* Results:
* None.
*
* Side effects:
* WinPtr's window gets added to the WM_COLORMAP_WINDOWS property of its
* nearest top-level ancestor, unless the colormaps have been set
* explicitly with the "wm colormapwindows" command.
*
*----------------------------------------------------------------------
*/
void
TkWmAddToColormapWindows(
TkWindow *winPtr) /* Window with a non-default colormap. Should
* not be a top-level window. */
{
TkWindow *topPtr;
TkWindow **oldPtr, **newPtr;
int count, i;
if (winPtr->window == None) {
return;
}
for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) {
if (topPtr == NULL) {
/*
* Window is being deleted. Skip the whole operation.
*/
return;
}
if (topPtr->flags & TK_TOP_HIERARCHY) {
break;
}
}
if (topPtr->wmInfoPtr == NULL) {
return;
}
if (topPtr->wmInfoPtr->flags & WM_COLORMAPS_EXPLICIT) {
return;
}
/*
* Make sure that the window isn't already in the list.
*/
count = topPtr->wmInfoPtr->cmapCount;
oldPtr = topPtr->wmInfoPtr->cmapList;
for (i = 0; i < count; i++) {
if (oldPtr[i] == winPtr) {
return;
}
}
/*
* Make a new bigger array and use it to reset the property.
* Automatically add the toplevel itself as the last element of the list.
*/
newPtr = (TkWindow **)ckalloc((count+2) * sizeof(TkWindow *));
if (count > 0) {
memcpy(newPtr, oldPtr, count * sizeof(TkWindow*));
}
if (count == 0) {
count++;
}
newPtr[count-1] = winPtr;
newPtr[count] = topPtr;
if (oldPtr != NULL) {
ckfree(oldPtr);
}
topPtr->wmInfoPtr->cmapList = newPtr;
topPtr->wmInfoPtr->cmapCount = count+1;
/*
* Now we need to force the updated colormaps to be installed.
*/
if (topPtr->wmInfoPtr == winPtr->dispPtr->foregroundWmPtr) {
InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_QUERYNEWPALETTE, 1);
} else {
InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_PALETTECHANGED, 0);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmRemoveFromColormapWindows --
*
* This function is called to remove a given window from the
* WM_COLORMAP_WINDOWS property for its top-level. It is invoked when
* windows are deleted.
*
* Results:
* None.
*
* Side effects:
* WinPtr's window gets removed from the WM_COLORMAP_WINDOWS property of
* its nearest top-level ancestor, unless the top-level itself is being
* deleted too.
*
*----------------------------------------------------------------------
*/
void
TkWmRemoveFromColormapWindows(
TkWindow *winPtr) /* Window that may be present in
* WM_COLORMAP_WINDOWS property for its
* top-level. Should not be a top-level
* window. */
{
TkWindow *topPtr;
TkWindow **oldPtr;
int count, i, j;
for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) {
if (topPtr == NULL) {
/*
* Ancestors have been deleted, so skip the whole operation.
* Seems like this can't ever happen?
*/
return;
}
if (topPtr->flags & TK_TOP_LEVEL) {
break;
}
}
if (topPtr->flags & TK_ALREADY_DEAD) {
/*
* Top-level is being deleted, so there's no need to cleanup the
* WM_COLORMAP_WINDOWS property.
*/
return;
}
if (topPtr->wmInfoPtr == NULL) {
return;
}
/*
* Find the window and slide the following ones down to cover it up.
*/
count = topPtr->wmInfoPtr->cmapCount;
oldPtr = topPtr->wmInfoPtr->cmapList;
for (i = 0; i < count; i++) {
if (oldPtr[i] == winPtr) {
for (j = i ; j < count-1; j++) {
oldPtr[j] = oldPtr[j+1];
}
topPtr->wmInfoPtr->cmapCount = count-1;
break;
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinSetMenu--
*
* Associcates a given HMENU to a window.
*
* Results:
* None.
*
* Side effects:
* The menu will end up being drawn in the window, and the geometry of
* the window will have to be changed.
*
*----------------------------------------------------------------------
*/
void
TkWinSetMenu(
Tk_Window tkwin, /* the window to put the menu in */
HMENU hMenu) /* the menu to set */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr = winPtr->wmInfoPtr;
/* Could be a Frame (i.e. not a Toplevel) */
if (wmPtr == NULL)
return;
wmPtr->hMenu = hMenu;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
int syncPending = wmPtr->flags & WM_SYNC_PENDING;
wmPtr->flags |= WM_SYNC_PENDING;
SetMenu(wmPtr->wrapper, hMenu);
if (!syncPending) {
wmPtr->flags &= ~WM_SYNC_PENDING;
}
}
if (!(winPtr->flags & TK_EMBEDDED)) {
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING|WM_MOVE_PENDING;
}
} else {
SendMessageW(wmPtr->wrapper, TK_SETMENU, (WPARAM) hMenu,
(LPARAM) Tk_GetMenuHWND(tkwin));
}
}
/*
*----------------------------------------------------------------------
*
* ConfigureTopLevel --
*
* Generate a ConfigureNotify event based on the current position
* information. This function is called by TopLevelProc.
*
* Results:
* None.
*
* Side effects:
* Queues a new event.
*
*----------------------------------------------------------------------
*/
static void
ConfigureTopLevel(
WINDOWPOS *pos)
{
TkWindow *winPtr = GetTopLevel(pos->hwnd);
WmInfo *wmPtr;
int state; /* Current window state. */
RECT rect;
WINDOWPLACEMENT windowPos;
if (winPtr == NULL) {
return;
}
wmPtr = winPtr->wmInfoPtr;
/*
* Determine the current window state.
*/
if (!IsWindowVisible(wmPtr->wrapper)) {
state = WithdrawnState;
} else {
windowPos.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement(wmPtr->wrapper, &windowPos);
switch (windowPos.showCmd) {
case SW_SHOWMAXIMIZED:
state = ZoomState;
break;
case SW_SHOWMINIMIZED:
state = IconicState;
break;
case SW_SHOWNORMAL:
default:
state = NormalState;
break;
}
}
/*
* If the state of the window just changed, be sure to update the
* child window information.
*/
if (wmPtr->hints.initial_state != state) {
wmPtr->hints.initial_state = state;
switch (state) {
case WithdrawnState:
case IconicState:
XUnmapWindow(winPtr->display, winPtr->window);
break;
case NormalState:
/*
* Schedule a geometry update. Since we ignore geometry requests
* while in any other state, the geometry info may be stale.
*/
if (!(wmPtr->flags & WM_UPDATE_PENDING)) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
/* fall through */
case ZoomState:
XMapWindow(winPtr->display, winPtr->window);
pos->flags |= SWP_NOMOVE | SWP_NOSIZE;
break;
}
}
/*
* Don't report geometry changes in the Iconic or Withdrawn states.
*/
if (state == WithdrawnState || state == IconicState) {
return;
}
/*
* Compute the current geometry of the client area, reshape the Tk window
* and generate a ConfigureNotify event.
*/
GetClientRect(wmPtr->wrapper, &rect);
winPtr->changes.x = pos->x;
winPtr->changes.y = pos->y;
winPtr->changes.width = rect.right - rect.left;
winPtr->changes.height = rect.bottom - rect.top;
wmPtr->borderHeight = pos->cy - winPtr->changes.height;
MoveWindow(Tk_GetHWND(winPtr->window), 0, 0,
winPtr->changes.width, winPtr->changes.height, TRUE);
GenerateConfigureNotify(winPtr);
/*
* Update window manager geometry info if needed.
*/
if (state == NormalState) {
/*
* Update size information from the event. There are a couple of
* tricky points here:
*
* 1. If the user changed the size externally then set wmPtr->width
* and wmPtr->height just as if a "wm geometry" command had been
* invoked with the same information.
* 2. However, if the size is changing in response to a request coming
* from us (sync is set), then don't set wmPtr->width or
* wmPtr->height (otherwise the window will stop tracking geometry
* manager requests).
*/
if (!(wmPtr->flags & WM_SYNC_PENDING)) {
if (!(pos->flags & SWP_NOSIZE)) {
if ((wmPtr->width == -1)
&& (winPtr->changes.width == winPtr->reqWidth)) {
/*
* Don't set external width, since the user didn't change
* it from what the widgets asked for.
*/
} else {
if (wmPtr->gridWin != NULL) {
wmPtr->width = wmPtr->reqGridWidth
+ (winPtr->changes.width - winPtr->reqWidth)
/ wmPtr->widthInc;
if (wmPtr->width < 0) {
wmPtr->width = 0;
}
} else {
wmPtr->width = winPtr->changes.width;
}
}
if ((wmPtr->height == -1)
&& (winPtr->changes.height == winPtr->reqHeight)) {
/*
* Don't set external height, since the user didn't change
* it from what the widgets asked for.
*/
} else {
if (wmPtr->gridWin != NULL) {
wmPtr->height = wmPtr->reqGridHeight
+ (winPtr->changes.height - winPtr->reqHeight)
/ wmPtr->heightInc;
if (wmPtr->height < 0) {
wmPtr->height = 0;
}
} else {
wmPtr->height = winPtr->changes.height;
}
}
wmPtr->configWidth = winPtr->changes.width;
wmPtr->configHeight = winPtr->changes.height;
}
/*
* If the user moved the window, we should switch back to normal
* coordinates.
*/
if (!(pos->flags & SWP_NOMOVE)) {
wmPtr->flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y);
}
}
/*
* Update the wrapper window location information.
*/
if (wmPtr->flags & WM_NEGATIVE_X) {
wmPtr->x = DisplayWidth(winPtr->display, winPtr->screenNum)
- winPtr->changes.x - (winPtr->changes.width
+ wmPtr->borderWidth);
} else {
wmPtr->x = winPtr->changes.x;
}
if (wmPtr->flags & WM_NEGATIVE_Y) {
wmPtr->y = DisplayHeight(winPtr->display, winPtr->screenNum)
- winPtr->changes.y - (winPtr->changes.height
+ wmPtr->borderHeight);
} else {
wmPtr->y = winPtr->changes.y;
}
}
}
/*
*----------------------------------------------------------------------
*
* GenerateConfigureNotify --
*
* Generate a ConfigureNotify event from the current geometry information
* for the specified toplevel window.
*
* Results:
* None.
*
* Side effects:
* Sends an X event.
*
*----------------------------------------------------------------------
*/
static void
GenerateConfigureNotify(
TkWindow *winPtr)
{
XEvent event;
/*
* Generate a ConfigureNotify event.
*/
event.type = ConfigureNotify;
event.xconfigure.serial = LastKnownRequestProcessed(winPtr->display);
event.xconfigure.send_event = False;
event.xconfigure.display = winPtr->display;
event.xconfigure.event = winPtr->window;
event.xconfigure.window = winPtr->window;
event.xconfigure.border_width = winPtr->changes.border_width;
event.xconfigure.override_redirect = winPtr->atts.override_redirect;
event.xconfigure.x = winPtr->changes.x;
event.xconfigure.y = winPtr->changes.y;
event.xconfigure.width = winPtr->changes.width;
event.xconfigure.height = winPtr->changes.height;
event.xconfigure.above = None;
Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
}
/*
*----------------------------------------------------------------------
*
* InstallColormaps --
*
* Installs the colormaps associated with the toplevel which is currently
* active.
*
* Results:
* None.
*
* Side effects:
* May change the system palette and generate damage.
*
*----------------------------------------------------------------------
*/
static int
InstallColormaps(
HWND hwnd, /* Toplevel wrapper window whose colormaps
* should be installed. */
int message, /* Either WM_PALETTECHANGED or
* WM_QUERYNEWPALETTE */
int isForemost) /* 1 if window is foremost, else 0 */
{
Tcl_Size i;
HDC dc;
HPALETTE oldPalette;
TkWindow *winPtr = GetTopLevel(hwnd);
WmInfo *wmPtr;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (winPtr == NULL || (winPtr->flags & TK_ALREADY_DEAD)) {
return 0;
}
wmPtr = winPtr->wmInfoPtr;
if (message == WM_QUERYNEWPALETTE) {
/*
* Case 1: This window is about to become the foreground window, so we
* need to install the primary palette. If the system palette was
* updated, then Windows will generate a WM_PALETTECHANGED message.
* Otherwise, we have to synthesize one in order to ensure that the
* secondary palettes are installed properly.
*/
winPtr->dispPtr->foregroundWmPtr = wmPtr;
if (wmPtr->cmapCount > 0) {
winPtr = wmPtr->cmapList[0];
}
tsdPtr->systemPalette = TkWinGetPalette(winPtr->atts.colormap);
dc = GetDC(hwnd);
oldPalette = SelectPalette(dc, tsdPtr->systemPalette, FALSE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
} else if (wmPtr->cmapCount > 1) {
SelectPalette(dc, oldPalette, TRUE);
RealizePalette(dc);
ReleaseDC(hwnd, dc);
SendMessageW(hwnd, WM_PALETTECHANGED, (WPARAM) hwnd, (LPARAM) NULL);
return TRUE;
}
} else {
/*
* Window is being notified of a change in the system palette. If this
* window is the foreground window, then we should only install the
* secondary palettes, since the primary was installed in response to
* the WM_QUERYPALETTE message. Otherwise, install all of the
* palettes.
*/
if (!isForemost) {
if (wmPtr->cmapCount > 0) {
winPtr = wmPtr->cmapList[0];
}
i = 1;
} else {
if (wmPtr->cmapCount <= 1) {
return TRUE;
}
winPtr = wmPtr->cmapList[1];
i = 2;
}
dc = GetDC(hwnd);
oldPalette = SelectPalette(dc,
TkWinGetPalette(winPtr->atts.colormap), TRUE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
}
for (; i < wmPtr->cmapCount; i++) {
winPtr = wmPtr->cmapList[i];
SelectPalette(dc, TkWinGetPalette(winPtr->atts.colormap), TRUE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
}
}
}
SelectPalette(dc, oldPalette, TRUE);
RealizePalette(dc);
ReleaseDC(hwnd, dc);
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* RefreshColormap --
*
* This function is called to force all of the windows that use a given
* colormap to redraw themselves. The quickest way to do this is to
* iterate over the toplevels, looking in the cmapList for matches. This
* will quickly eliminate subtrees that don't use a given colormap.
*
* Results:
* None.
*
* Side effects:
* Causes damage events to be generated.
*
*----------------------------------------------------------------------
*/
static void
RefreshColormap(
Colormap colormap,
TkDisplay *dispPtr)
{
WmInfo *wmPtr;
Tcl_Size i;
for (wmPtr = dispPtr->firstWmPtr; wmPtr != NULL; wmPtr = wmPtr->nextPtr) {
if (wmPtr->cmapCount > 0) {
for (i = 0; i < wmPtr->cmapCount; i++) {
if ((wmPtr->cmapList[i]->atts.colormap == colormap)
&& Tk_IsMapped(wmPtr->cmapList[i])) {
InvalidateSubTree(wmPtr->cmapList[i], colormap);
}
}
} else if ((wmPtr->winPtr->atts.colormap == colormap)
&& Tk_IsMapped(wmPtr->winPtr)) {
InvalidateSubTree(wmPtr->winPtr, colormap);
}
}
}
/*
*----------------------------------------------------------------------
*
* InvalidateSubTree --
*
* This function recursively generates damage for a window and all of its
* mapped children that belong to the same toplevel and are using the
* specified colormap.
*
* Results:
* None.
*
* Side effects:
* Generates damage for the specified subtree.
*
*----------------------------------------------------------------------
*/
static void
InvalidateSubTree(
TkWindow *winPtr,
Colormap colormap)
{
TkWindow *childPtr;
/*
* Generate damage for the current window if it is using the specified
* colormap.
*/
if (winPtr->atts.colormap == colormap) {
InvalidateRect(Tk_GetHWND(winPtr->window), NULL, FALSE);
}
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
/*
* We can stop the descent when we hit an unmapped or toplevel window.
*/
if (!Tk_TopWinHierarchy(childPtr) && Tk_IsMapped(childPtr)) {
InvalidateSubTree(childPtr, colormap);
}
}
}
/*
*----------------------------------------------------------------------
*
* InvalidateSubTreeDepth --
*
* This function recursively updates depth info for a window and all of
* its children that belong to the same toplevel.
*
* Results:
* None.
*
* Side effects:
* Sets the depth of each window to that of the display.
*
*----------------------------------------------------------------------
*/
static void
InvalidateSubTreeDepth(
TkWindow *winPtr)
{
Display *display = Tk_Display(winPtr);
int screenNum = Tk_ScreenNumber(winPtr);
TkWindow *childPtr;
winPtr->depth = DefaultDepth(display, screenNum);
#if 0
/*
* XXX: What other elements may require changes? Changing just the depth
* works for standard windows and 16/24/32-bpp changes. I suspect 8-bit
* (palettized) displays may require colormap and/or visual changes as
* well.
*/
if (winPtr->window) {
InvalidateRect(Tk_GetHWND(winPtr->window), NULL, FALSE);
}
winPtr->visual = DefaultVisual(display, screenNum);
winPtr->atts.colormap = DefaultColormap(display, screenNum);
winPtr->dirtyAtts |= CWColormap;
#endif
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
/*
* We can stop the descent when we hit a non-embedded toplevel window,
* as it should get its own message.
*/
if (childPtr->flags & TK_EMBEDDED || !Tk_TopWinHierarchy(childPtr)) {
InvalidateSubTreeDepth(childPtr);
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinGetSystemPalette --
*
* Retrieves the currently installed foreground palette.
*
* Results:
* Returns the global foreground palette, if there is one. Otherwise,
* returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
HPALETTE
TkWinGetSystemPalette(void)
{
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
return tsdPtr->systemPalette;
}
/*
*----------------------------------------------------------------------
*
* GetMinSize --
*
* This function computes the current minWidth and minHeight values for a
* window, taking into account the possibility that they may be
* defaulted.
*
* Results:
* The values at *minWidthPtr and *minHeightPtr are filled in with the
* minimum allowable dimensions of wmPtr's window, in grid units. If the
* requested minimum is smaller than the system required minimum, then
* this function computes the smallest size that will satisfy both the
* system and the grid constraints.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static void
GetMinSize(
WmInfo *wmPtr, /* Window manager information for the
* window. */
int *minWidthPtr, /* Where to store the current minimum width of
* the window. */
int *minHeightPtr) /* Where to store the current minimum height
* of the window. */
{
int tmp, base;
TkWindow *winPtr = wmPtr->winPtr;
/*
* Compute the minimum width by taking the default client size and
* rounding it up to the nearest grid unit. Return the greater of the
* default minimum and the specified minimum.
*/
tmp = wmPtr->defMinWidth - wmPtr->borderWidth;
if (tmp < 0) {
tmp = 0;
}
if (wmPtr->gridWin != NULL) {
base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
if (base < 0) {
base = 0;
}
tmp = ((tmp - base) + wmPtr->widthInc - 1)/wmPtr->widthInc;
}
if (tmp < wmPtr->minWidth) {
tmp = wmPtr->minWidth;
}
*minWidthPtr = tmp;
/*
* Compute the minimum height in a similar fashion.
*/
tmp = wmPtr->defMinHeight - wmPtr->borderHeight;
if (tmp < 0) {
tmp = 0;
}
if (wmPtr->gridWin != NULL) {
base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
if (base < 0) {
base = 0;
}
tmp = ((tmp - base) + wmPtr->heightInc - 1)/wmPtr->heightInc;
}
if (tmp < wmPtr->minHeight) {
tmp = wmPtr->minHeight;
}
*minHeightPtr = tmp;
}
/*
*----------------------------------------------------------------------
*
* GetMaxSize --
*
* This function computes the current maxWidth and maxHeight values for a
* window, taking into account the possibility that they may be
* defaulted.
*
* Results:
* The values at *maxWidthPtr and *maxHeightPtr are filled in with the
* maximum allowable dimensions of wmPtr's window, in grid units. If no
* maximum has been specified for the window, then this function computes
* the largest sizes that will fit on the screen.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static void
GetMaxSize(
WmInfo *wmPtr, /* Window manager information for the
* window. */
int *maxWidthPtr, /* Where to store the current maximum width of
* the window. */
int *maxHeightPtr) /* Where to store the current maximum height
* of the window. */
{
int tmp;
if (wmPtr->maxWidth > 0) {
*maxWidthPtr = wmPtr->maxWidth;
} else {
/*
* Must compute a default width. Fill up the display, leaving a bit of
* extra space for the window manager's borders.
*/
tmp = wmPtr->defMaxWidth - wmPtr->borderWidth;
if (wmPtr->gridWin != NULL) {
/*
* Gridding is turned on; convert from pixels to grid units.
*/
tmp = wmPtr->reqGridWidth
+ (tmp - wmPtr->winPtr->reqWidth)/wmPtr->widthInc;
}
*maxWidthPtr = tmp;
}
if (wmPtr->maxHeight > 0) {
*maxHeightPtr = wmPtr->maxHeight;
} else {
tmp = wmPtr->defMaxHeight - wmPtr->borderHeight;
if (wmPtr->gridWin != NULL) {
tmp = wmPtr->reqGridHeight
+ (tmp - wmPtr->winPtr->reqHeight)/wmPtr->heightInc;
}
*maxHeightPtr = tmp;
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelProc --
*
* Callback from Windows whenever an event occurs on a top level window.
*
* Results:
* Standard Windows return value.
*
* Side effects:
* Default window behavior.
*
*----------------------------------------------------------------------
*/
static LRESULT CALLBACK
TopLevelProc(
HWND hwnd,
UINT message,
WPARAM wParam,
LPARAM lParam)
{
if (message == WM_WINDOWPOSCHANGED || message == WM_WINDOWPOSCHANGING) {
WINDOWPOS *pos = (WINDOWPOS *) lParam;
TkWindow *winPtr = (TkWindow *) Tk_HWNDToWindow(pos->hwnd);
if (winPtr == NULL) {
return 0;
}
/*
* Update the shape of the contained window.
*/
if (!(pos->flags & SWP_NOSIZE)) {
winPtr->changes.width = pos->cx;
winPtr->changes.height = pos->cy;
}
if (!(pos->flags & SWP_NOMOVE)) {
long result = SendMessageW(winPtr->wmInfoPtr->wrapper,
TK_MOVEWINDOW, -1, -1);
winPtr->wmInfoPtr->x = winPtr->changes.x = result >> 16;
winPtr->wmInfoPtr->y = winPtr->changes.y = result & 0xffff;
}
GenerateConfigureNotify(winPtr);
Tcl_ServiceAll();
return 0;
}
return TkWinChildProc(hwnd, message, wParam, lParam);
}
/*
*----------------------------------------------------------------------
*
* WmProc --
*
* Callback from Windows whenever an event occurs on the decorative
* frame.
*
* Results:
* Standard Windows return value.
*
* Side effects:
* Default window behavior.
*
*----------------------------------------------------------------------
*/
static LRESULT CALLBACK
WmProc(
HWND hwnd,
UINT message,
WPARAM wParam,
LPARAM lParam)
{
static int inMoveSize = 0;
static int oldMode; /* This static is set upon entering move/size
* mode and is used to reset the service mode
* after leaving move/size mode. Note that
* this mechanism assumes move/size is only
* one level deep. */
LRESULT result = 0;
TkWindow *winPtr = NULL;
switch (message) {
case WM_KILLFOCUS:
case WM_ERASEBKGND:
result = 0;
goto done;
case WM_ENTERSIZEMOVE:
inMoveSize = 1;
/*
* Cancel any current mouse timer. If the mouse timer fires during the
* size/move mouse capture, it will release the capture, which is
* wrong.
*/
TkWinCancelMouseTimer();
oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL);
break;
case WM_ACTIVATE:
if (WA_ACTIVE == LOWORD(wParam)) {
winPtr = GetTopLevel(hwnd);
if (winPtr && (TkGrabState(winPtr) == TK_GRAB_EXCLUDED)) {
/*
* There is a grab in progress so queue an Activate event
*/
GenerateActivateEvent(winPtr, &inMoveSize);
result = 0;
goto done;
}
}
/* fall through */
case WM_EXITSIZEMOVE:
if (inMoveSize) {
inMoveSize = 0;
Tcl_SetServiceMode(oldMode);
}
break;
case WM_GETMINMAXINFO:
SetLimits(hwnd, (MINMAXINFO *) lParam);
result = 0;
goto done;
case WM_DISPLAYCHANGE:
/*
* Display and/or color resolution changed.
*/
winPtr = GetTopLevel(hwnd);
if (winPtr) {
Screen *screen = Tk_Screen(winPtr);
if (DefaultDepthOfScreen(screen) != (int) wParam) {
/*
* Color resolution changed, so do extensive rebuild of
* display parameters. This will affect the display for all Tk
* windows. We will receive this event for each toplevel, but
* this check makes us update only once, for the first
* toplevel that receives the message.
*/
TkWinDisplayChanged(Tk_Display(winPtr));
} else {
HDC dc = GetDC(NULL);
WidthOfScreen(screen) = LOWORD(lParam); /* horizontal res */
HeightOfScreen(screen) = HIWORD(lParam); /* vertical res */
WidthMMOfScreen(screen) = MulDiv(WidthOfScreen(screen), 254,
GetDeviceCaps(dc, LOGPIXELSX) * 10);
HeightMMOfScreen(screen) = MulDiv(HeightOfScreen(screen), 254,
GetDeviceCaps(dc, LOGPIXELSY) * 10);
ReleaseDC(NULL, dc);
}
if (Tk_Depth(winPtr) != (int) wParam) {
/*
* Defer the window depth check to here so that each toplevel
* will properly update depth info.
*/
InvalidateSubTreeDepth(winPtr);
}
}
result = 0;
goto done;
case WM_SYSCOLORCHANGE:
/*
* XXX: Called when system color changes. We need to update any
* widgets that use a system color.
*/
break;
case WM_PALETTECHANGED:
result = InstallColormaps(hwnd, WM_PALETTECHANGED,
hwnd == (HWND) wParam);
goto done;
case WM_QUERYNEWPALETTE:
result = InstallColormaps(hwnd, WM_QUERYNEWPALETTE, TRUE);
goto done;
case WM_SETTINGCHANGE:
if (wParam == SPI_SETNONCLIENTMETRICS) {
winPtr = GetTopLevel(hwnd);
TkWinSetupSystemFonts(winPtr->mainPtr);
result = 0;
goto done;
}
break;
case WM_WINDOWPOSCHANGED:
ConfigureTopLevel((WINDOWPOS *) lParam);
result = 0;
goto done;
case WM_NCHITTEST: {
winPtr = GetTopLevel(hwnd);
if (winPtr && (TkGrabState(winPtr) == TK_GRAB_EXCLUDED)) {
/*
* This window is outside the grab hierarchy, so don't let any of
* the normal non-client processing occur. Note that this
* implementation is not strictly correct because the grab might
* change between now and when the event would have been processed
* by Tk, but it's close enough.
*/
result = HTCLIENT;
goto done;
}
break;
}
case WM_MOUSEACTIVATE: {
winPtr = GetTopLevel((HWND) wParam);
if (winPtr && (TkGrabState(winPtr) != TK_GRAB_EXCLUDED)) {
/*
* This allows us to pass the message onto the native menus [Bug:
* 2272]
*/
result = DefWindowProcW(hwnd, message, wParam, lParam);
goto done;
}
/*
* Don't activate the window yet since there is a grab that takes
* precedence. Instead we need to queue an event so we can check the
* grab state right before we handle the mouse event.
*/
if (winPtr) {
GenerateActivateEvent(winPtr, &inMoveSize);
}
result = MA_NOACTIVATE;
goto done;
}
case WM_QUERYENDSESSION: {
XEvent event;
/*
* Synthesize WM_SAVE_YOURSELF wm protocol message on Windows logout
* or restart.
*/
winPtr = GetTopLevel(hwnd);
event.xclient.message_type =
Tk_InternAtom((Tk_Window) winPtr, "WM_PROTOCOLS");
event.xclient.data.l[0] =
Tk_InternAtom((Tk_Window) winPtr, "WM_SAVE_YOURSELF");
TkWmProtocolEventProc(winPtr, &event);
break;
}
default:
break;
}
winPtr = GetTopLevel(hwnd);
switch(message) {
case WM_SYSCOMMAND:
/*
* If there is a grab in effect then ignore the minimize command
* unless the grab is on the main window (.). This is to permit
* applications that leave a grab on . to work normally.
* All other toplevels are deemed non-minimizable when a grab is
* present.
* If there is a grab in effect and this window is outside the
* grab tree then ignore all system commands. [Bug 1847002]
*/
if (winPtr) {
int cmd = wParam & 0xfff0;
int grab = TkGrabState(winPtr);
if ((SC_MINIMIZE == cmd)
&& (grab == TK_GRAB_IN_TREE || grab == TK_GRAB_ANCESTOR)
&& (winPtr != winPtr->mainPtr->winPtr)) {
goto done;
}
if (grab == TK_GRAB_EXCLUDED
&& !(SC_MOVE == cmd || SC_SIZE == cmd)) {
goto done;
}
}
/* fall through */
case WM_INITMENU:
case WM_COMMAND:
case WM_MENUCHAR:
case WM_MEASUREITEM:
case WM_DRAWITEM:
case WM_MENUSELECT:
case WM_ENTERIDLE:
case WM_INITMENUPOPUP:
if (winPtr) {
HWND hMenuHWnd = Tk_GetEmbeddedMenuHWND((Tk_Window) winPtr);
if (hMenuHWnd) {
if (SendMessageW(hMenuHWnd, message, wParam, lParam)) {
goto done;
}
} else if (TkWinHandleMenuEvent(&hwnd, &message, &wParam, &lParam,
&result)) {
goto done;
}
}
break;
}
if (winPtr && winPtr->window) {
HWND child = Tk_GetHWND(winPtr->window);
if (message == WM_SETFOCUS) {
SetFocus(child);
result = 0;
} else if (!TkTranslateWinEvent(child, message, wParam, lParam,
&result)) {
result = DefWindowProcW(hwnd, message, wParam, lParam);
}
} else {
result = DefWindowProcW(hwnd, message, wParam, lParam);
}
done:
Tcl_ServiceAll();
return result;
}
/*
*----------------------------------------------------------------------
*
* TkpMakeMenuWindow --
*
* Configure the window to be either a pull-down (or pop-up) menu, or as
* a toplevel (torn-off) menu or palette.
*
* Results:
* None.
*
* Side effects:
* Changes the style bit used to create a new toplevel.
*
*----------------------------------------------------------------------
*/
void
TkpMakeMenuWindow(
Tk_Window tkwin, /* New window. */
int transient) /* 1 means menu is only posted briefly as a
* popup or pulldown or cascade. 0 means menu
* is always visible, e.g. as a torn-off menu.
* Determines whether save_under and
* override_redirect should be set. */
{
XSetWindowAttributes atts;
if (transient) {
atts.override_redirect = True;
atts.save_under = True;
} else {
atts.override_redirect = False;
atts.save_under = False;
}
if ((atts.override_redirect != Tk_Attributes(tkwin)->override_redirect)
|| (atts.save_under != Tk_Attributes(tkwin)->save_under)) {
Tk_ChangeWindowAttributes(tkwin, CWOverrideRedirect|CWSaveUnder,
&atts);
}
}
/*
*----------------------------------------------------------------------
*
* TkWinGetWrapperWindow --
*
* Gets the Windows HWND for a given window.
*
* Results:
* Returns the wrapper window for a Tk window.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
HWND
TkWinGetWrapperWindow(
Tk_Window tkwin) /* The window we need the wrapper from */
{
TkWindow *winPtr = (TkWindow *) tkwin;
return winPtr->wmInfoPtr->wrapper;
}
/*
*----------------------------------------------------------------------
*
* TkWmFocusToplevel --
*
* This is a utility function invoked by focus-management code. It exists
* because of the extra wrapper windows that exist under Unix; its job is
* to map from wrapper windows to the corresponding toplevel windows. On
* PCs and Macs there are no wrapper windows so no mapping is necessary;
* this function just determines whether a window is a toplevel or not.
*
* Results:
* If winPtr is a toplevel window, returns the pointer to the window;
* otherwise returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow *
TkWmFocusToplevel(
TkWindow *winPtr) /* Window that received a focus-related
* event. */
{
if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;
}
/*
*----------------------------------------------------------------------
*
* TkpGetWrapperWindow --
*
* This is a utility function invoked by focus-management code. It maps
* to the wrapper for a top-level, which is just the same as the
* top-level on Macs and PCs.
*
* Results:
* If winPtr is a toplevel window, returns the pointer to the window;
* otherwise returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow *
TkpGetWrapperWindow(
TkWindow *winPtr) /* Window that received a focus-related
* event. */
{
if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;
}
/*
*----------------------------------------------------------------------
*
* GenerateActivateEvent --
*
* This function is called to activate a Tk window.
*/
static void
GenerateActivateEvent(TkWindow * winPtr, const int *flagPtr)
{
ActivateEvent *eventPtr = (ActivateEvent *)ckalloc(sizeof(ActivateEvent));
eventPtr->ev.proc = ActivateWindow;
eventPtr->winPtr = winPtr;
eventPtr->flagPtr = flagPtr;
eventPtr->hwnd = Tk_GetHWND(winPtr->window);
Tcl_QueueEvent((Tcl_Event *)eventPtr, TCL_QUEUE_TAIL);
}
/*
*----------------------------------------------------------------------
*
* ActivateWindow --
*
* This function is called when an ActivateEvent is processed.
*
* Results:
* Returns 1 to indicate that the event was handled, else 0.
*
* Side effects:
* May activate the toplevel window associated with the event.
*
*----------------------------------------------------------------------
*/
static int
ActivateWindow(
Tcl_Event *evPtr, /* Pointer to ActivateEvent. */
int flags) /* Notifier event mask. */
{
ActivateEvent *eventPtr = (ActivateEvent *)evPtr;
TkWindow *winPtr = eventPtr->winPtr;
if (! (flags & TCL_WINDOW_EVENTS)) {
return 0;
}
/*
* Ensure the window has not been destroyed while we delayed
* processing the WM_ACTIVATE message [Bug 2899949].
*/
if (!IsWindow(eventPtr->hwnd)) {
return 1;
}
/*
* If the toplevel is in the middle of a move or size operation then
* we must delay handling of this event to avoid stealing the focus
* while the window manager is in control.
*/
if (eventPtr->flagPtr && *eventPtr->flagPtr) {
return 0;
}
/*
* If the window is excluded by a grab, call SetFocus on the grabbed
* window instead. [Bug 220908]
*/
if (winPtr) {
Window window;
if (TkGrabState(winPtr) != TK_GRAB_EXCLUDED) {
window = winPtr->window;
} else {
window = winPtr->dispPtr->grabWinPtr->window;
}
/*
* Ensure the window was not destroyed while we were postponing
* the activation [Bug 2799589]
*/
if (window) {
SetFocus(Tk_GetHWND(window));
}
}
return 1;
}
/*
*----------------------------------------------------------------------
*
* TkWinSetForegroundWindow --
*
* This function is a wrapper for SetForegroundWindow, calling it on the
* wrapper window because it has no affect on child windows.
*
* Results:
* none
*
* Side effects:
* May activate the toplevel window.
*
*----------------------------------------------------------------------
*/
void
TkWinSetForegroundWindow(
TkWindow *winPtr)
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (wmPtr->wrapper != NULL) {
SetForegroundWindow(wmPtr->wrapper);
} else {
SetForegroundWindow(Tk_GetHWND(winPtr->window));
}
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelWithdraw --
*
* This function is to be used by a window manager to withdraw a toplevel
* window.
*
* Results:
* none
*
* Side effects:
* May withdraw the toplevel window.
*
*----------------------------------------------------------------------
*/
void
TkpWinToplevelWithDraw(
TkWindow *winPtr)
{
WithdrawWindow(winPtr);
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelIconify --
*
* This function is to be used by a window manager to iconify a toplevel
* window.
*
* Results:
* none
*
* Side effects:
* May iconify the toplevel window.
*
*----------------------------------------------------------------------
*/
void
TkpWinToplevelIconify(
TkWindow *winPtr)
{
TkpWmSetState(winPtr, IconicState);
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelDeiconify --
*
* This function is to be used by a window manager to deiconify a toplevel
* window.
*
* Results:
* none
*
* Side effects:
* May deiconify the toplevel window.
*
*----------------------------------------------------------------------
*/
void
TkpWinToplevelDeiconify(
TkWindow *winPtr)
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
wmPtr->flags &= ~WM_WITHDRAWN;
/*
* If WM_UPDATE_PENDING is true, a pending UpdateGeometryInfo may need to
* be called first to update a withdrawn toplevel's geometry before it is
* deiconified by TkpWmSetState. Don't bother if we've never been mapped.
*/
if ((wmPtr->flags & WM_UPDATE_PENDING)
&& !(wmPtr->flags & WM_NEVER_MAPPED)) {
Tcl_CancelIdleCall(UpdateGeometryInfo, winPtr);
UpdateGeometryInfo(winPtr);
}
/*
* If we were in the ZoomState (maximized), 'wm deiconify' should not
* cause the window to shrink
*/
if (wmPtr->hints.initial_state == ZoomState) {
TkpWmSetState(winPtr, ZoomState);
} else {
TkpWmSetState(winPtr, NormalState);
}
/*
* An unmapped window will be mapped at idle time by a call to MapFrame.
* That calls CreateWrapper which sets the focus and raises the window.
*/
if (wmPtr->flags & WM_NEVER_MAPPED) {
return;
}
/*
* Follow Windows-like style here, raising the window to the top.
*/
TkWmRestackToplevel(winPtr, Above, NULL);
if (!(Tk_Attributes((Tk_Window) winPtr)->override_redirect)) {
TkSetFocusWin(winPtr, 1);
}
}
/*
*----------------------------------------------------------------------
*
* TkpWinGeometryIsControlledByWm --
*
* This function is to be used by a window manager to see if wm has
* canceled geometry control.
*
* Results:
* 0 - if the window manager has canceled its control
* 1 - if the window manager controls the geometry
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
long
TkpWinToplevelIsControlledByWm(
TkWindow *winPtr)
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (!wmPtr) {
return 0;
}
return ((wmPtr->width != -1) && (wmPtr->height != -1)) ? 1 : 0;
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelMove --
*
* This function is to be used by a container to move an embedded window.
*
* Results:
* position of the upper left frame in a 32-bit long:
* 16-MSBits - x; 16-LSBits - y
*
* Side effects:
* May move the embedded window.
*
*----------------------------------------------------------------------
*/
long
TkpWinToplevelMove(
TkWindow *winPtr,
int x, int y)
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (wmPtr && x >= 0 && y >= 0 && !TkpWinToplevelIsControlledByWm(winPtr)) {
Tk_MoveToplevelWindow((Tk_Window) winPtr, x, y);
}
return ((winPtr->changes.x << 16) & 0xffff0000)
| (winPtr->changes.y & 0xffff);
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelOverrideRedirect --
*
* This function is to be used by a container to overrideredirect the
* contaner's frame window.
*
* Results:
* The current overrideredirect value
*
* Side effects:
* May change the overrideredirect value of the container window
*
*----------------------------------------------------------------------
*/
long
TkpWinToplevelOverrideRedirect(
TkWindow *winPtr,
int reqValue)
{
int curValue;
WmInfo *wmPtr = winPtr->wmInfoPtr;
curValue = Tk_Attributes((Tk_Window) winPtr)->override_redirect;
if (reqValue < 0) {
return curValue;
}
if (curValue != reqValue) {
XSetWindowAttributes atts;
/*
* Only do this if we are really changing value, because it causes
* some funky stuff to occur
*/
atts.override_redirect = reqValue ? True : False;
Tk_ChangeWindowAttributes((Tk_Window) winPtr, CWOverrideRedirect,
&atts);
if (!(wmPtr->flags & (WM_NEVER_MAPPED))
&& !(winPtr->flags & TK_EMBEDDED)) {
UpdateWrapper(winPtr);
}
}
return reqValue;
}
/*
*----------------------------------------------------------------------
*
* TkpWinToplevelDetachWindow --
*
* This function is to be used for changing a toplevel's wrapper or
* container.
*
* Results:
* The window's wrapper/container is removed.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
void
TkpWinToplevelDetachWindow(
TkWindow *winPtr)
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
if (winPtr->flags & TK_EMBEDDED) {
int state = SendMessageW(wmPtr->wrapper, TK_STATE, -1, -1) - 1;
SendMessageW(wmPtr->wrapper, TK_SETMENU, 0, 0);
SendMessageW(wmPtr->wrapper, TK_DETACHWINDOW, 0, 0);
winPtr->flags &= ~TK_EMBEDDED;
winPtr->privatePtr = NULL;
wmPtr->wrapper = NULL;
if (state >= 0 && state <= 3) {
wmPtr->hints.initial_state = state;
}
}
if (winPtr->flags & TK_TOP_LEVEL) {
TkpWinToplevelOverrideRedirect(winPtr, 1);
}
}
/*
*----------------------------------------------------------------------
*
* RemapWindows
*
* Adjust parent/child relation ships of the given window hierarchy.
*
* Results:
* none
*
* Side effects:
* keeps windowing system happy
*
*----------------------------------------------------------------------
*/
static void
RemapWindows(
TkWindow *winPtr,
HWND parentHWND)
{
TkWindow *childPtr;
const char *className = Tk_Class(winPtr);
/*
* Skip menus as they are handled differently.
*/
if (className != NULL && strcmp(className, "Menu") == 0) {
return;
}
if (winPtr->window) {
SetParent(Tk_GetHWND(winPtr->window), parentHWND);
}
/*
* Repeat for all the children.
*/
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
RemapWindows(childPtr,
winPtr->window ? Tk_GetHWND(winPtr->window) : NULL);
}
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
