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Comment:Switch back to using Tcl_UtfToExternalDString() in tkWinFont.c, since - somehow - changing it doesn't work. More usage of implicit WCHAR, since we are always building with UNICODE.
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SHA3-256: d0b64851baeb2dfc3ed0e0186202f68ca6c37c7a6783983f3296fca23281643e
User & Date: jan.nijtmans 2019-06-11 15:14:16.145
Context
2019-06-15
20:56
Merge trunk check-in: 5e217f2e user: jan.nijtmans tags: tip-548
2019-06-11
15:14
Switch back to using Tcl_UtfToExternalDString() in tkWinFont.c, since - somehow - changing it doesn't work. More usage of implicit WCHAR, since we are always building with UNICODE. check-in: d0b64851 user: jan.nijtmans tags: tip-548
12:52
Missing Tcl_DStringInit() call. check-in: 08f54084 user: jan.nijtmans tags: tip-548
Changes
Unified Diff Ignore Whitespace Patch
Changes to win/tkWinFont.c.
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				 * loaded, this list grows to hold information
				 * about what characters exist in each font
				 * family. */
    Tcl_HashTable uidTable;
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;







/*
 * Procedures used only in this file.
 */

static FontFamily *	AllocFontFamily(HDC hdc, HFONT hFont, int base);
static SubFont *	CanUseFallback(HDC hdc, WinFont *fontPtr,
			    const char *fallbackName, int ch,








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				 * loaded, this list grows to hold information
				 * about what characters exist in each font
				 * family. */
    Tcl_HashTable uidTable;
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;

/*
 * Information cached about the system at startup time.
 */

static Tcl_Encoding systemEncoding;

/*
 * Procedures used only in this file.
 */

static FontFamily *	AllocFontFamily(HDC hdc, HFONT hFont, int base);
static SubFont *	CanUseFallback(HDC hdc, WinFont *fontPtr,
			    const char *fallbackName, int ch,
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 *-------------------------------------------------------------------------
 */

void
TkpFontPkgInit(
    TkMainInfo *mainPtr)	/* The application being created. */
{

    TkWinSetupSystemFonts(mainPtr);
}

/*
 *---------------------------------------------------------------------------
 *
 * TkpGetNativeFont --








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 *-------------------------------------------------------------------------
 */

void
TkpFontPkgInit(
    TkMainInfo *mainPtr)	/* The application being created. */
{
    systemEncoding = TkWinGetUnicodeEncoding();
    TkWinSetupSystemFonts(mainPtr);
}

/*
 *---------------------------------------------------------------------------
 *
 * TkpGetNativeFont --
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static int CALLBACK
WinFontFamilyEnumProc(
    ENUMLOGFONT *lfPtr,		/* Logical-font data. */
    NEWTEXTMETRIC *tmPtr,	/* Physical-font data (not used). */
    int fontType,		/* Type of font (not used). */
    LPARAM lParam)		/* Result object to hold result. */
{
    WCHAR *faceName = (WCHAR *) lfPtr->elfLogFont.lfFaceName;
    Tcl_Obj *resultObj = (Tcl_Obj *) lParam;
    Tcl_DString faceString;

    Tcl_DStringInit(&faceString);
    Tcl_UniCharToUtfDString(faceName, wcslen(faceName), &faceString);
    Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(
	    Tcl_DStringValue(&faceString), Tcl_DStringLength(&faceString)));








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static int CALLBACK
WinFontFamilyEnumProc(
    ENUMLOGFONT *lfPtr,		/* Logical-font data. */
    NEWTEXTMETRIC *tmPtr,	/* Physical-font data (not used). */
    int fontType,		/* Type of font (not used). */
    LPARAM lParam)		/* Result object to hold result. */
{
    WCHAR *faceName = lfPtr->elfLogFont.lfFaceName;
    Tcl_Obj *resultObj = (Tcl_Obj *) lParam;
    Tcl_DString faceString;

    Tcl_DStringInit(&faceString);
    Tcl_UniCharToUtfDString(faceName, wcslen(faceName), &faceString);
    Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(
	    Tcl_DStringValue(&faceString), Tcl_DStringLength(&faceString)));
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    canUsePtr	    = (CanUse *) lParam;
    ch		    = canUsePtr->ch;
    hdc		    = canUsePtr->hdc;
    fontPtr	    = canUsePtr->fontPtr;
    nameTriedPtr    = canUsePtr->nameTriedPtr;

    fallbackName = (char *)lfPtr->elfLogFont.lfFaceName;
    Tcl_DStringInit(&faceString);
    Tcl_UniCharToUtfDString((WCHAR *)fallbackName, wcslen((WCHAR *)fallbackName), &faceString);
    fallbackName = Tcl_DStringValue(&faceString);

    if (SeenName(fallbackName, nameTriedPtr) == 0) {
	subFontPtr = CanUseFallback(hdc, fontPtr, fallbackName, ch,
		canUsePtr->subFontPtrPtr);








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    canUsePtr	    = (CanUse *) lParam;
    ch		    = canUsePtr->ch;
    hdc		    = canUsePtr->hdc;
    fontPtr	    = canUsePtr->fontPtr;
    nameTriedPtr    = canUsePtr->nameTriedPtr;

    fallbackName = (char *) lfPtr->elfLogFont.lfFaceName;
    Tcl_DStringInit(&faceString);
    Tcl_UniCharToUtfDString((WCHAR *)fallbackName, wcslen((WCHAR *)fallbackName), &faceString);
    fallbackName = Tcl_DStringValue(&faceString);

    if (SeenName(fallbackName, nameTriedPtr) == 0) {
	subFontPtr = CanUseFallback(hdc, fontPtr, fallbackName, ch,
		canUsePtr->subFontPtrPtr);
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    lf.lfStrikeOut	= faPtr->overstrike;
    lf.lfCharSet	= DEFAULT_CHARSET;
    lf.lfOutPrecision	= OUT_TT_PRECIS;
    lf.lfClipPrecision	= CLIP_DEFAULT_PRECIS;
    lf.lfQuality	= DEFAULT_QUALITY;
    lf.lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE;

    Tcl_DStringInit(&ds);
    Tcl_UtfToUniCharDString(faceName, -1, &ds);
    wcsncpy(lf.lfFaceName, (WCHAR *)Tcl_DStringValue(&ds), LF_FACESIZE-1);
    Tcl_DStringFree(&ds);
    lf.lfFaceName[LF_FACESIZE-1] = 0;
    hFont = CreateFontIndirect(&lf);
    return hFont;
}









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    lf.lfStrikeOut	= faPtr->overstrike;
    lf.lfCharSet	= DEFAULT_CHARSET;
    lf.lfOutPrecision	= OUT_TT_PRECIS;
    lf.lfClipPrecision	= CLIP_DEFAULT_PRECIS;
    lf.lfQuality	= DEFAULT_QUALITY;
    lf.lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE;


    Tcl_UtfToExternalDString(systemEncoding, faceName, -1, &ds);
    wcsncpy(lf.lfFaceName, (WCHAR *)Tcl_DStringValue(&ds), LF_FACESIZE-1);
    Tcl_DStringFree(&ds);
    lf.lfFaceName[LF_FACESIZE-1] = 0;
    hFont = CreateFontIndirect(&lf);
    return hFont;
}
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FamilyExists(
    HDC hdc,			/* HDC in which font family will be used. */
    const char *faceName)	/* Font family to query. */
{
    int result;
    Tcl_DString faceString;

    Tcl_DStringInit(&faceString);
    Tcl_UtfToUniCharDString(faceName, -1, &faceString);

    /*
     * If the family exists, WinFontExistProc() will be called and
     * EnumFontFamilies() will return whatever WinFontExistProc() returns. If
     * the family doesn't exist, EnumFontFamilies() will just return a
     * non-zero value.
     */








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FamilyExists(
    HDC hdc,			/* HDC in which font family will be used. */
    const char *faceName)	/* Font family to query. */
{
    int result;
    Tcl_DString faceString;


    Tcl_UtfToExternalDString(systemEncoding, faceName, -1, &faceString);

    /*
     * If the family exists, WinFontExistProc() will be called and
     * EnumFontFamilies() will return whatever WinFontExistProc() returns. If
     * the family doesn't exist, EnumFontFamilies() will just return a
     * non-zero value.
     */
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Changes to win/tkWinInt.h.
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#define TkWinGetPalette(colormap) (((TkWinColormap *) colormap)->palette)

/*
 * The following macros define the class names for Tk Window types.
 */

#define TK_WIN_TOPLEVEL_CLASS_NAME TEXT("TkTopLevel")
#define TK_WIN_CHILD_CLASS_NAME TEXT("TkChild")

/*
 * The following variable is a translation table between X gc functions and
 * Win32 raster and BitBlt op modes.
 */

MODULE_SCOPE const int tkpWinRopModes[];








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#define TkWinGetPalette(colormap) (((TkWinColormap *) colormap)->palette)

/*
 * The following macros define the class names for Tk Window types.
 */

#define TK_WIN_TOPLEVEL_CLASS_NAME L"TkTopLevel"
#define TK_WIN_CHILD_CLASS_NAME L"TkChild"

/*
 * The following variable is a translation table between X gc functions and
 * Win32 raster and BitBlt op modes.
 */

MODULE_SCOPE const int tkpWinRopModes[];
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Changes to win/tkWinTest.c.
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	Tcl_AppendResult(interp, Tcl_DStringValue(&ds), NULL);
	Tcl_DStringFree(&ds);
	break;
    }
    case WM_SETTEXT: {
	Tcl_DString ds;

        control = TestFindControl(hwnd, id);
        if (control == NULL) {
            Tcl_SetObjResult(interp,
                             Tcl_ObjPrintf("Could not find control with id %d", id));
            return TCL_ERROR;
        }

	Tcl_UtfToExternalDString(NULL, Tcl_GetString(objv[4]), -1, &ds);
        result = SendMessageA(control, WM_SETTEXT, 0,
                                  (LPARAM) Tcl_DStringValue(&ds));
	Tcl_DStringFree(&ds);
	if (result == 0) {
            Tcl_SetObjResult(interp, Tcl_NewStringObj("failed to send text to dialog: ", -1));
            AppendSystemError(interp, GetLastError());
            return TCL_ERROR;
	}
	break;
    }
    case WM_COMMAND: {
	char buf[TCL_INTEGER_SPACE];
	if (objc < 5) {
	    wParam = MAKEWPARAM(id, 0);








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	Tcl_AppendResult(interp, Tcl_DStringValue(&ds), NULL);
	Tcl_DStringFree(&ds);
	break;
    }
    case WM_SETTEXT: {
	Tcl_DString ds;

	control = TestFindControl(hwnd, id);
	if (control == NULL) {
	    Tcl_SetObjResult(interp,
		    Tcl_ObjPrintf("Could not find control with id %d", id));
	    return TCL_ERROR;
	}
	Tcl_DStringInit(&ds);
	Tcl_UtfToExternalDString(NULL, Tcl_GetString(objv[4]), -1, &ds);
	result = SendMessageA(control, WM_SETTEXT, 0,
		(LPARAM) Tcl_DStringValue(&ds));
	Tcl_DStringFree(&ds);
	if (result == 0) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj("failed to send text to dialog: ", -1));
	    AppendSystemError(interp, GetLastError());
	    return TCL_ERROR;
	}
	break;
    }
    case WM_COMMAND: {
	char buf[TCL_INTEGER_SPACE];
	if (objc < 5) {
	    wParam = MAKEWPARAM(id, 0);
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