Tk Source Code

	if ((butPtr->state == STATE_ACTIVE)
		&& !Tk_StrictMotif(butPtr->tkwin)) {
	    Tk_SetBackgroundFromBorder(butPtr->tkwin, butPtr->activeBorder);
	} else {
	    Tk_SetBackgroundFromBorder(butPtr->tkwin, butPtr->normalBorder);
	}
	if (butPtr->wrapLength < 0) {
	    butPtr->wrapLength = 0;
	    if (butPtr->wrapLengthPtr) {
		Tcl_DecrRefCount(butPtr->wrapLengthPtr);
	    }
	    butPtr->wrapLengthPtr = Tcl_NewIntObj(0);
	    Tcl_IncrRefCount(butPtr->wrapLengthPtr);
	}
	if (butPtr->borderWidth < 0) {
	    butPtr->borderWidth = 0;
	    if (butPtr->borderWidthPtr) {
		Tcl_DecrRefCount(butPtr->borderWidthPtr);
	    }
	    butPtr->borderWidthPtr = Tcl_NewIntObj(0);
	    Tcl_IncrRefCount(butPtr->borderWidthPtr);
	}
	if (butPtr->highlightWidth < 0) {
	    butPtr->highlightWidth = 0;
	    if (butPtr->highlightWidthPtr) {
		Tcl_DecrRefCount(butPtr->highlightWidthPtr);
	    }
	    butPtr->highlightWidthPtr = Tcl_NewIntObj(0);
	    Tcl_IncrRefCount(butPtr->highlightWidthPtr);
	}
	if (butPtr->padX < 0) {
	    butPtr->padX = 0;
	    if (butPtr->padXPtr) {
		Tcl_DecrRefCount(butPtr->padXPtr);
	    }
	    butPtr->padXPtr = Tcl_NewIntObj(0);
	    Tcl_IncrRefCount(butPtr->padXPtr);
	}
	if (butPtr->padY < 0) {
	    butPtr->padY = 0;
	    if (butPtr->padYPtr) {
		Tcl_DecrRefCount(butPtr->padYPtr);
	    }
	    butPtr->padYPtr = Tcl_NewIntObj(0);
	    Tcl_IncrRefCount(butPtr->padYPtr);
	}

	if (butPtr->type >= TYPE_CHECK_BUTTON) {
	    Tcl_Obj *valuePtr, *namePtr;

	    if (butPtr->selVarNamePtr == NULL) {
		butPtr->selVarNamePtr = Tcl_NewStringObj(

	goto redraw;
    } else if (eventPtr->type == DestroyNotify) {
	DestroyButton(butPtr);
    } else if (eventPtr->type == FocusIn) {
	if (eventPtr->xfocus.detail != NotifyInferior) {
	    butPtr->flags |= GOT_FOCUS;
	    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);
	    if (butPtr->highlightWidth > 0) {
		goto redraw;
	    }
	}
    } else if (eventPtr->type == FocusOut) {
	if (eventPtr->xfocus.detail != NotifyInferior) {
	    butPtr->flags &= ~GOT_FOCUS;
	    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);
	    if (butPtr->highlightWidth > 0) {
		goto redraw;
	    }
	}
    }
    return;

				 * including terminating NULL. */
    char *textVarName;		/* Name of variable (malloc'ed) or NULL.
				 * If non-NULL, message displays the contents
				 * of this variable. */
    Tk_3DBorder border;		/* Structure used to draw 3-D border and
				 * background. NULL means a border hasn't been
				 * created yet. */
    Tcl_Obj *borderWidthObj;	/* Width of border. */
    int relief;			/* 3-D effect: TK_RELIEF_RAISED, etc. */
    Tcl_Obj *highlightWidthObj;	/* Width in pixels of highlight to draw
				 * around widget when it has the focus.
				 * 0 means don't draw a highlight. */
    XColor *highlightBgColorPtr;
				/* Color for drawing traversal highlight
				 * area when highlight is off. */
    XColor *highlightColorPtr;	/* Color for drawing traversal highlight. */
    Tk_Font tkfont;		/* Information about text font, or NULL. */
    XColor *fgColorPtr;		/* Foreground color in normal mode. */
    Tcl_Obj *padXObj, *padYObj;	/* Tcl_Obj rep's of padX, padY values. */

    Tcl_Obj *widthObj;			/* User-requested width, in pixels. 0 means
				 * compute width using aspect ratio. */
    int aspect;			/* Desired aspect ratio for window
				 * (100*width/height). */
    int msgWidth;		/* Width in pixels needed to display
				 * message. */
    int msgHeight;		/* Height in pixels needed to display
				 * message. */
    Tk_Anchor anchor;		/* Where to position text within window region

    Tk_Cursor cursor;		/* Current cursor for window, or None. */
    char *takeFocus;		/* Value of -takefocus option; not used in the
				 * C code, but used by keyboard traversal
				 * scripts. Malloc'ed, but may be NULL. */
    int flags;			/* Various flags; see below for
				 * definitions. */





} Message;

/*
 * Flag bits for messages:
 *
 * REDRAW_PENDING:		Non-zero means a DoWhenIdle handler
 *				has already been queued to redraw

/*
 * Information used for argv parsing.
 */

static const Tk_OptionSpec optionSpecs[] = {
    {TK_OPTION_ANCHOR, "-anchor", "anchor", "Anchor", DEF_MESSAGE_ANCHOR,
	TCL_INDEX_NONE, offsetof(Message, anchor), TK_OPTION_ENUM_VAR, 0, 0},
    {TK_OPTION_INT, "-aspect", "aspect", "Aspect", DEF_MESSAGE_ASPECT,
	TCL_INDEX_NONE, offsetof(Message, aspect), 0, 0, 0},
    {TK_OPTION_BORDER, "-background", "background", "Background",
	DEF_MESSAGE_BG_COLOR, TCL_INDEX_NONE, offsetof(Message, border), 0,
	DEF_MESSAGE_BG_MONO, 0},
    {TK_OPTION_SYNONYM, "-bd", NULL, NULL, NULL,
	0, TCL_INDEX_NONE, 0, "-borderwidth", 0},
    {TK_OPTION_SYNONYM, "-bg", NULL, NULL, NULL,
	0, TCL_INDEX_NONE, 0, "-background", 0},
    {TK_OPTION_PIXELS, "-borderwidth", "borderWidth", "BorderWidth",
	DEF_MESSAGE_BORDER_WIDTH, offsetof(Message, borderWidthObj),
	TCL_INDEX_NONE, 0, 0, 0},
    {TK_OPTION_CURSOR, "-cursor", "cursor", "Cursor",
	DEF_MESSAGE_CURSOR, TCL_INDEX_NONE, offsetof(Message, cursor),
	TK_OPTION_NULL_OK, 0, 0},
    {TK_OPTION_SYNONYM, "-fg", NULL, NULL, NULL,
	0, TCL_INDEX_NONE, 0, "-foreground", 0},
    {TK_OPTION_FONT, "-font", "font", "Font",
	DEF_MESSAGE_FONT, TCL_INDEX_NONE, offsetof(Message, tkfont), 0, 0, 0},
    {TK_OPTION_COLOR, "-foreground", "foreground", "Foreground",
	DEF_MESSAGE_FG, TCL_INDEX_NONE, offsetof(Message, fgColorPtr), 0, 0, 0},
    {TK_OPTION_COLOR, "-highlightbackground", "highlightBackground",
	"HighlightBackground", DEF_MESSAGE_HIGHLIGHT_BG, TCL_INDEX_NONE,
	offsetof(Message, highlightBgColorPtr), 0, 0, 0},
    {TK_OPTION_COLOR, "-highlightcolor", "highlightColor", "HighlightColor",
	DEF_MESSAGE_HIGHLIGHT, TCL_INDEX_NONE, offsetof(Message, highlightColorPtr),
	0, 0, 0},
    {TK_OPTION_PIXELS, "-highlightthickness", "highlightThickness",
	"HighlightThickness", DEF_MESSAGE_HIGHLIGHT_WIDTH, offsetof(Message, highlightWidthObj),
	TCL_INDEX_NONE, 0, 0, 0},
    {TK_OPTION_JUSTIFY, "-justify", "justify", "Justify",
	DEF_MESSAGE_JUSTIFY, TCL_INDEX_NONE, offsetof(Message, justify), TK_OPTION_ENUM_VAR, 0, 0},
    {TK_OPTION_PIXELS, "-padx", "padX", "Pad",
	DEF_MESSAGE_PADX, offsetof(Message, padXObj),
	TCL_INDEX_NONE, TK_OPTION_NULL_OK, 0, 0},
    {TK_OPTION_PIXELS, "-pady", "padY", "Pad",
	DEF_MESSAGE_PADY, offsetof(Message, padYObj),
	TCL_INDEX_NONE, TK_OPTION_NULL_OK, 0, 0},
    {TK_OPTION_RELIEF, "-relief", "relief", "Relief",
	DEF_MESSAGE_RELIEF, TCL_INDEX_NONE, offsetof(Message, relief), 0, 0, 0},
    {TK_OPTION_STRING, "-takefocus", "takeFocus", "TakeFocus",
	DEF_MESSAGE_TAKE_FOCUS, TCL_INDEX_NONE, offsetof(Message, takeFocus),
	TK_OPTION_NULL_OK, 0, 0},
    {TK_OPTION_STRING, "-text", "text", "Text",
	DEF_MESSAGE_TEXT, TCL_INDEX_NONE, offsetof(Message, string), 0, 0, 0},
    {TK_OPTION_STRING, "-textvariable", "textVariable", "Variable",
	DEF_MESSAGE_TEXT_VARIABLE, TCL_INDEX_NONE, offsetof(Message, textVarName),
	TK_OPTION_NULL_OK, 0, 0},
    {TK_OPTION_PIXELS, "-width", "width", "Width",
	DEF_MESSAGE_WIDTH, offsetof(Message, widthObj), TCL_INDEX_NONE, 0, 0 ,0},
    {TK_OPTION_END, NULL, NULL, NULL, NULL, 0, 0, 0, 0, 0}
};

/*
 * Forward declarations for functions defined later in this file:
 */

    Message *msgPtr,	/* Information about widget; may or may not
				 * already have values for some fields. */
    int objc,			/* Number of valid entries in argv. */
    Tcl_Obj *const objv[],	/* Arguments. */
    TCL_UNUSED(int))			/* Flags to pass to Tk_ConfigureWidget. */
{
    Tk_SavedOptions savedOptions;
    int width, borderWidth, highlightWidth, padX, padY;

    /*
     * Eliminate any existing trace on a variable monitored by the message.
     */

    if (msgPtr->textVarName != NULL) {
	Tcl_UntraceVar2(interp, msgPtr->textVarName, NULL,

     * A few other options need special processing, such as setting the
     * background from a 3-D border or handling special defaults that couldn't
     * be specified to Tk_ConfigureWidget.
     */

    msgPtr->numChars = Tcl_NumUtfChars(msgPtr->string, TCL_INDEX_NONE);

    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->widthObj, &width);
    if (width < 0) {
	if (msgPtr->widthObj) {
	    Tcl_DecrRefCount(msgPtr->widthObj);
	}
	msgPtr->widthObj = Tcl_NewIntObj(0);
	Tcl_IncrRefCount(msgPtr->widthObj);
    }
    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->borderWidthObj, &borderWidth);
    if (borderWidth < 0) {
	if (msgPtr->borderWidthObj) {
	    Tcl_DecrRefCount(msgPtr->borderWidthObj);
	}
	msgPtr->borderWidthObj = Tcl_NewIntObj(0);
	Tcl_IncrRefCount(msgPtr->borderWidthObj);
    }
    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->highlightWidthObj, &highlightWidth);
    if (highlightWidth < 0) {
	if (msgPtr->highlightWidthObj) {
	    Tcl_DecrRefCount(msgPtr->highlightWidthObj);
	}
	msgPtr->highlightWidthObj = Tcl_NewIntObj(0);
	Tcl_IncrRefCount(msgPtr->highlightWidthObj);
    }
    if (msgPtr->padXObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padXObj, &padX);
	if (padX < 0) {
	    Tcl_DecrRefCount(msgPtr->padXObj);
	    msgPtr->padXObj = NULL;
	}
    }
    if (msgPtr->padYObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padYObj, &padY);
	if (padY < 0) {
	    Tcl_DecrRefCount(msgPtr->padYObj);
	    msgPtr->padYObj = NULL;
	}
    }

    Tk_FreeSavedOptions(&savedOptions);
    MessageWorldChanged(msgPtr);
    return TCL_OK;
}


static void
MessageWorldChanged(
    void *instanceData)	/* Information about widget. */
{
    XGCValues gcValues;
    GC gc = NULL;

    Message *msgPtr = (Message *)instanceData;

    if (msgPtr->border != NULL) {
	Tk_SetBackgroundFromBorder(msgPtr->tkwin, msgPtr->border);
    }

    gcValues.font = Tk_FontId(msgPtr->tkfont);
    gcValues.foreground = msgPtr->fgColorPtr->pixel;
    gc = Tk_GetGC(msgPtr->tkwin, GCForeground | GCFont, &gcValues);
    if (msgPtr->textGC != NULL) {
	Tk_FreeGC(msgPtr->display, msgPtr->textGC);
    }
    msgPtr->textGC = gc;









    /*
     * Recompute the desired geometry for the window, and arrange for the
     * window to be redisplayed.
     */

    ComputeMessageGeometry(msgPtr);
    if ((msgPtr->tkwin != NULL) && Tk_IsMapped(msgPtr->tkwin)

static void
ComputeMessageGeometry(
    Message *msgPtr)	/* Information about window. */
{
    int width, inc, height;
    int thisWidth, thisHeight, maxWidth;
    int aspect, lowerBound, upperBound, inset;
    int borderWidth, highlightWidth, padX, padY;
    Tk_FontMetrics fm;

    Tk_FreeTextLayout(msgPtr->textLayout);

    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->borderWidthObj, &borderWidth);
    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->highlightWidthObj, &highlightWidth);
    Tk_GetFontMetrics(msgPtr->tkfont, &fm);
    if (msgPtr->padXObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padXObj, &padX);
    } else {
	padX = fm.ascent / 2;
    }
    if (msgPtr->padYObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padYObj, &padY);
    } else {
	padY = fm.ascent / 4;
    }

    inset = borderWidth + highlightWidth;

    /*
     * Compute acceptable bounds for the final aspect ratio.
     */

    aspect = msgPtr->aspect/10;
    if (aspect < 5) {
	aspect = 5;
    }
    lowerBound = msgPtr->aspect - aspect;
    upperBound = msgPtr->aspect + aspect;

    /*
     * Do the computation in multiple passes: start off with a very wide
     * window, and compute its height. Then change the width and try again.
     * Reduce the size of the change and iterate until dimensions are found
     * that approximate the desired aspect ratio. Or, if the user gave an
     * explicit width then just use that.
     */

    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->widthObj, &width);
    if (width > 0) {
	inc = 0;
    } else {
	width = WidthOfScreen(Tk_Screen(msgPtr->tkwin))/2;
	inc = width/2;
    }

    for ( ; ; inc /= 2) {
	msgPtr->textLayout = Tk_ComputeTextLayout(msgPtr->tkfont,
		msgPtr->string, msgPtr->numChars, width, msgPtr->justify,
		0, &thisWidth, &thisHeight);
	maxWidth = thisWidth + 2 * (inset + padX);
	height = thisHeight + 2 * (inset + padY);

	if (inc <= 2) {
	    break;
	}
	aspect = (100 * maxWidth) / height;

	if (aspect < lowerBound) {

static void
DisplayMessage(
    void *clientData)	/* Information about window. */
{
    Message *msgPtr = (Message *)clientData;
    Tk_Window tkwin = msgPtr->tkwin;
    int x, y;
    int width, borderWidth, highlightWidth, padX, padY;
    Tk_FontMetrics fm;

    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->borderWidthObj, &borderWidth);
    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->highlightWidthObj, &highlightWidth);
    Tk_GetFontMetrics(msgPtr->tkfont, &fm);
    if (msgPtr->padXObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padXObj, &padX);
    } else {
	padX = fm.ascent / 2;
    }
    if (msgPtr->padYObj) {
	Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->padYObj, &padY);
    } else {
	padY = fm.ascent / 4;
    }

    width = highlightWidth;
    msgPtr->flags &= ~REDRAW_PENDING;
    if ((msgPtr->tkwin == NULL) || !Tk_IsMapped(tkwin)) {
	return;
    }
    if (msgPtr->border != NULL) {
	width += borderWidth;
    }
    if (msgPtr->relief == TK_RELIEF_FLAT) {
	width = highlightWidth;
    }
    Tk_Fill3DRectangle(tkwin, Tk_WindowId(tkwin), msgPtr->border,
	    width, width,
	    Tk_Width(tkwin) - 2 * width,
	    Tk_Height(tkwin) - 2 * width,
	    0, TK_RELIEF_FLAT);

    /*
     * Compute starting y-location for message based on message size and
     * anchor option.
     */

    TkComputeAnchor(msgPtr->anchor, tkwin, padX, padY,
	    msgPtr->msgWidth, msgPtr->msgHeight, &x, &y);
    Tk_DrawTextLayout(Tk_Display(tkwin), Tk_WindowId(tkwin), msgPtr->textGC,
	    msgPtr->textLayout, x, y, 0, -1);

    if (width > highlightWidth) {
	Tk_Draw3DRectangle(tkwin, Tk_WindowId(tkwin), msgPtr->border,
		highlightWidth, highlightWidth,
		Tk_Width(tkwin) - 2 * highlightWidth,
		Tk_Height(tkwin) - 2 * highlightWidth,
		borderWidth, msgPtr->relief);
    }
    if (highlightWidth > 0) {
	GC fgGC, bgGC;

	bgGC = Tk_GCForColor(msgPtr->highlightBgColorPtr, Tk_WindowId(tkwin));
	if (msgPtr->flags & GOT_FOCUS) {
	    fgGC = Tk_GCForColor(msgPtr->highlightColorPtr,Tk_WindowId(tkwin));
	    Tk_DrawHighlightBorder(tkwin, fgGC, bgGC, highlightWidth,
		    Tk_WindowId(tkwin));
	} else {
	    Tk_DrawHighlightBorder(tkwin, bgGC, bgGC, highlightWidth,
		    Tk_WindowId(tkwin));
	}
    }
}

/*
 *--------------------------------------------------------------

static void
MessageEventProc(
    void *clientData,	/* Information about window. */
    XEvent *eventPtr)		/* Information about event. */
{
    Message *msgPtr = (Message *)clientData;
    int highlightWidth;

    if (((eventPtr->type == Expose) && (eventPtr->xexpose.count == 0))
	    || (eventPtr->type == ConfigureNotify)) {
	goto redraw;
    } else if (eventPtr->type == DestroyNotify) {
	DestroyMessage(clientData);
    } else if (eventPtr->type == FocusIn) {
	if (eventPtr->xfocus.detail != NotifyInferior) {
	    msgPtr->flags |= GOT_FOCUS;
	    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->highlightWidthObj, &highlightWidth);
	    if (highlightWidth > 0) {
		goto redraw;
	    }
	}
    } else if (eventPtr->type == FocusOut) {
	if (eventPtr->xfocus.detail != NotifyInferior) {
	    msgPtr->flags &= ~GOT_FOCUS;
	    Tk_GetPixelsFromObj(NULL, msgPtr->tkwin, msgPtr->highlightWidthObj, &highlightWidth);
	    if (highlightWidth > 0) {
		goto redraw;
	    }
	}
    }
    return;

  redraw:

    butPtr->flags &= ~REDRAW_PENDING;
    if ((butPtr->tkwin == NULL) || !Tk_IsMapped(tkwin)) {
	return;
    }
    pixmap = (Pixmap) Tk_WindowId(tkwin);

    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);

    if (TkMacOSXComputeButtonDrawParams(butPtr, dpPtr)) {
	macButtonPtr->useTkText = 0;
    } else {
	macButtonPtr->useTkText = 1;
    }
    if (macButtonPtr->useTkText) {
	if (butPtr->type == TYPE_BUTTON) {

	Tk_SizeOfImage(butPtr->image, &width, &height);
	haveImage = 1;
    } else if (butPtr->bitmap != None) {
	Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap, &width, &height);
	haveImage = 1;
    }

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padYPtr, &butPtr->padY);

    if (haveImage == 0 || butPtr->compound != COMPOUND_NONE) {
	Tk_FreeTextLayout(butPtr->textLayout);
	butPtr->textLayout = Tk_ComputeTextLayout(butPtr->tkfont,
		text, TCL_INDEX_NONE, butPtr->wrapLength, butPtr->justify, 0,
		&butPtr->textWidth, &butPtr->textHeight);

	txtWidth = butPtr->textWidth + 2 * butPtr->padX;
	txtHeight = butPtr->textHeight + 2 * butPtr->padY;
	haveText = 1;
    }

    if (haveImage) {
	if (haveText) { /* Image and Text */
	    switch ((enum compound) butPtr->compound) {
	    case COMPOUND_TOP:

		break;
	    case COMPOUND_LEFT:
	    case COMPOUND_RIGHT:
		/*
		* Image is left or right of text.
		*/

		width += txtWidth + 2 * butPtr->padX;
		height = (height > txtHeight ? height : txtHeight);
		break;
	    case COMPOUND_CENTER:
		/*
		* Image and text are superimposed.
		*/

	    height += 2;
	}
    } else { /* Text only */
	width = txtWidth + butPtr->indicatorSpace;
	height = txtHeight;
	if (butPtr->width > 0) {
	    charWidth = Tk_TextWidth(butPtr->tkfont, "0", 1);
	    width = butPtr->width * charWidth + 2 * butPtr->padX;
	}
	if (butPtr->height > 0) {
	    Tk_GetFontMetrics(butPtr->tkfont, &fm);
	    height = butPtr->height * fm.linespace + 2 * butPtr->padY;
	}
    }

    /*
     * Now figure out the size of the border decorations for the button.
     */

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);


    butPtr->inset = butPtr->borderWidth + butPtr->highlightWidth;

    width += butPtr->inset * 2;
    height += butPtr->inset * 2;
    if ([NSApp macOSVersion] == 100600) {
	width += 12;
    }
    if (mbPtr->btnkind == kThemePushButton) {
	HIRect tmpRect;
    	HIRect contBounds;

	/*
	 * A PushButton has a minimum size.  We make sure that we are not
	 * underestimating the size by requesting the content size of a
	 * Pushbutton whose overall size is our content size expanded by the
	 * standard padding.
	 */

	tmpRect = CGRectMake(0, 0, width + 2 * HI_PADX, height + 2 * HI_PADY);
	HIThemeGetButtonContentBounds(&tmpRect, &mbPtr->drawinfo, &contBounds);
	if (height < contBounds.size.height) {
	    height = (int)contBounds.size.height;
	}
	if (width < contBounds.size.width) {
	    width = (int)contBounds.size.width;
	}
	height += 2 * HI_PADY;
	width += 2 * HI_PADX;
    }
    Tk_GeometryRequest(butPtr->tkwin, width, height);
    Tk_SetInternalBorder(butPtr->tkwin, butPtr->inset);
}

/*
 *----------------------------------------------------------------------

    imageWidth = width;
    imageHeight = height;

    if (mbPtr->drawinfo.state == kThemeStatePressed) {
	pressed = 1;
    }

    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padYPtr, &butPtr->padY);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);

    haveText = (butPtr->textWidth != 0 && butPtr->textHeight != 0);
    if (butPtr->compound != COMPOUND_NONE && haveImage && haveText) { /* Image and Text */
	int x, y;

	switch ((enum compound) butPtr->compound) {
	case COMPOUND_TOP:
	case COMPOUND_BOTTOM:

	 * button's contents overflow they'll be covered up by the border.
	 */

	if (dpPtr->relief != TK_RELIEF_FLAT) {
	    int inset = butPtr->highlightWidth;

	    Tk_Draw3DRectangle(tkwin, pixmap, dpPtr->border, inset, inset,
		    Tk_Width(tkwin) - 2 * inset, Tk_Height(tkwin) - 2 * inset,
		    butPtr->borderWidth, dpPtr->relief);
	}
    }
}

/*
 *----------------------------------------------------------------------

}

/*
 *--------------------------------------------------------------
 *
 * TkMacOSXDrawButton --
 *
 *	This function draws the tk button using Mac controls. In addition,
 *	this code may apply custom colors passed in the TkButton.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *      The control is created, or reinitialised as needed
 *
 *--------------------------------------------------------------
 */

}

/*
 *--------------------------------------------------------------
 *
 * ButtonBackgroundDrawCB --
 *
 *	This function draws the background that lies under checkboxes and
 *	radiobuttons.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	The background gets updated to the current color.
 *
 *--------------------------------------------------------------
 */

static void
ButtonBackgroundDrawCB(
    TCL_UNUSED(const HIRect *),

}

/*
 *--------------------------------------------------------------
 *
 * ButtonContentDrawCB --
 *
 *	This function draws the label and image for the button.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	The content of the button gets updated.
 *
 *--------------------------------------------------------------
 */
static void
ButtonContentDrawCB (
    TCL_UNUSED(const HIRect *),
    TCL_UNUSED(ThemeButtonKind),

 *      Carbon Appearance control.  These are determined by the various tk
 *      button parameters
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	Sets the btnkind and drawinfo parameters
 *
 *----------------------------------------------------------------------
 */

static void
TkMacOSXComputeButtonParams(
    TkButton *butPtr,
    ThemeButtonKind *btnkind,
    HIThemeButtonDrawInfo *drawinfo)
{
    MacButton *mbPtr = (MacButton *) butPtr;

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);

    if (butPtr->borderWidth <= 2) {
	*btnkind = kThemeSmallBevelButton;
    } else if (butPtr->borderWidth == 3) {
	*btnkind = kThemeBevelButton;
    } else if (butPtr->borderWidth == 4) {
	*btnkind = kThemeRoundedBevelButton;
    } else {

# Additional check to make sure that -selectcolor may be empty in
# checkbox widgets
    checkbutton .c
    .c configure -selectcolor {}
} -cleanup {
    destroy .c
} -result {}

test button-1.271 {configuration options: fallback to default} -setup {
    checkbutton .c -borderwidth -2 -highlightthickness -2 -font {Helvetica -12 bold}
    pack .c
    update
} -body {
    .c configure -padx -2 -pady -2 -wraplength -2
    list [.c cget -padx] [.c cget -pady] [.c cget -borderwidth] [.c cget -highlightthickness] [.c cget -wraplength]
} -cleanup {
    destroy .c
} -result {0 0 0 0 0}

# ex-tests 3.*
test button-2.1 {ButtonCreate - not enough arguments} -body {
    button
} -returnCodes {error} -result {wrong # args: should be "button pathName ?-option value ...?"}

test button-2.2 {ButtonCreate procedure - setting label class} -body {

    pack .m
    update
} -body {
    .m configure -width badValue
} -cleanup {
    destroy .m
} -returnCodes {error} -result {expected screen distance but got "badValue"}
test message-1.39 {configuration options, fallback to default} -setup {
    message .m -borderwidth -2 -highlightthickness -2 -font {Helvetica -12 bold}
    pack .m
    update
} -body {
    .m configure -padx -2 -pady -2 -width -2
    list [.m cget -padx] [.m cget -pady] [.m cget -borderwidth] [.m cget -highlightthickness]  [.m cget -width]
} -cleanup {
    destroy .m
} -result {{} {} 0 0 0}


test message-2.1 {Tk_MessageObjCmd procedure} -body {
    message
} -returnCodes {error} -result {wrong # args: should be "message pathName ?-option value ...?"}

test message-2.2 {Tk_MessageObjCmd procedure} -body {

    } else if (butPtr->bitmap != None) {
	Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap, &width, &height);
	haveImage = 1;
    }
    imageWidth = width;
    imageHeight = height;

    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padYPtr, &butPtr->padY);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);

    haveText = (butPtr->textWidth != 0 && butPtr->textHeight != 0);

    if (butPtr->compound != COMPOUND_NONE && haveImage && haveText) {
	textXOffset = 0;
	textYOffset = 0;
	fullWidth = 0;
	fullHeight = 0;

    /*
     * Draw the indicator for check buttons and radio buttons. At this point,
     * x and y refer to the top-left corner of the text or image or bitmap.
     */

    if ((butPtr->type == TYPE_CHECK_BUTTON || butPtr->type == TYPE_RADIO_BUTTON)
	    && butPtr->indicatorOn
	    && butPtr->indicatorDiameter > 2 * butPtr->borderWidth) {
	TkBorder *selBorder = (TkBorder *) butPtr->selectBorder;
	XColor *selColor = NULL;
	int btype = (butPtr->type == TYPE_CHECK_BUTTON ?
		     CHECK_BUTTON : RADIO_BUTTON);

	if (selBorder != NULL) {
	    selColor = selBorder->bgColorPtr;

	     * default ring and the button and the default ring and the focus
	     * ring. Note that we need to explicitly draw the space in the
	     * highlightBorder color to ensure that we overwrite any overflow
	     * text and/or a different button background color.
	     */

	    Tk_Draw3DRectangle(tkwin, pixmap, butPtr->highlightBorder, inset,
		    inset, Tk_Width(tkwin) - 2 * inset,
		    Tk_Height(tkwin) - 2 * inset, 2, TK_RELIEF_FLAT);
	    inset += 2;
	    Tk_Draw3DRectangle(tkwin, pixmap, butPtr->highlightBorder, inset,
		    inset, Tk_Width(tkwin) - 2 * inset,
		    Tk_Height(tkwin) - 2 * inset, 1, TK_RELIEF_SUNKEN);
	    inset++;
	    Tk_Draw3DRectangle(tkwin, pixmap, butPtr->highlightBorder, inset,
		    inset, Tk_Width(tkwin) - 2 * inset,
		    Tk_Height(tkwin) - 2 * inset, 2, TK_RELIEF_FLAT);

	    inset += 2;
	} else if (butPtr->defaultState == DEFAULT_NORMAL) {
	    /*
	     * Leave room for the default ring and write over any text or
	     * background color.
	     */

	    Tk_Draw3DRectangle(tkwin, pixmap, butPtr->highlightBorder, 0,
		    0, Tk_Width(tkwin), Tk_Height(tkwin), 5, TK_RELIEF_FLAT);
	    inset += 5;
	}

	/*
	 * Draw the button border.
	 */

	Tk_Draw3DRectangle(tkwin, pixmap, border, inset, inset,
		Tk_Width(tkwin) - 2 * inset, Tk_Height(tkwin) - 2 * inset,
		butPtr->borderWidth, relief);
    }
    if (butPtr->highlightWidth > 0) {
	if (butPtr->flags & GOT_FOCUS) {
	    gc = Tk_GCForColor(butPtr->highlightColorPtr, pixmap);
	} else {
	    gc = Tk_GCForColor(Tk_3DBorderColor(butPtr->highlightBorder),

void
TkpComputeButtonGeometry(
    TkButton *butPtr)	/* Button whose geometry may have changed. */
{
    int width, height, avgWidth, txtWidth, txtHeight;
    int haveImage = 0, haveText = 0;
    Tk_FontMetrics fm;

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padYPtr, &butPtr->padY);

    butPtr->inset = butPtr->highlightWidth + butPtr->borderWidth;

    /*
     * Leave room for the default ring if needed.
     */

	    if (butPtr->type == TYPE_CHECK_BUTTON) {
		butPtr->indicatorDiameter = (65*height)/100;
	    } else {
		butPtr->indicatorDiameter = (75*height)/100;
	    }
	}

	width += 2 * butPtr->padX;
	height += 2 * butPtr->padY;
    } else {
	if (haveImage) {
	    if (butPtr->width > 0) {
		width = butPtr->width;
	    }
	    if (butPtr->height > 0) {
		height = butPtr->height;

     * When issuing the geometry request, add extra space for the indicator,
     * if any, and for the border and padding, plus two extra pixels so the
     * display can be offset by 1 pixel in either direction for the raised or
     * lowered effect.
     */

    if ((butPtr->image == NULL) && (butPtr->bitmap == None)) {
	width += 2 * butPtr->padX;
	height += 2 * butPtr->padY;
    }
    if ((butPtr->type == TYPE_BUTTON) && !Tk_StrictMotif(butPtr->tkwin)) {
	width += 2;
	height += 2;
    }
    Tk_GeometryRequest(butPtr->tkwin, (int) (width + butPtr->indicatorSpace
	    + 2 * butPtr->inset), (int) (height + 2 * butPtr->inset));
    Tk_SetInternalBorder(butPtr->tkwin, butPtr->inset);
}

/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */

	    Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));

    butPtr->flags &= ~REDRAW_PENDING;
    if ((butPtr->tkwin == NULL) || !Tk_IsMapped(tkwin)) {
	return;
    }

    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, tkwin, butPtr->padYPtr, &butPtr->padY);

    border = butPtr->normalBorder;
    if ((butPtr->state == STATE_DISABLED) && (butPtr->disabledFg != NULL)) {
	gc = butPtr->disabledGC;
    } else if ((butPtr->state == STATE_ACTIVE)
	    && !Tk_StrictMotif(butPtr->tkwin)) {
	gc = butPtr->activeTextGC;
	border = butPtr->activeBorder;

     * Draw the border and traversal highlight last. This way, if the button's
     * contents overflow they'll be covered up by the border.
     */

    if (relief != TK_RELIEF_FLAT) {
	Tk_Draw3DRectangle(tkwin, pixmap, border,
		defaultWidth, defaultWidth,
		Tk_Width(tkwin) - 2 * defaultWidth,
		Tk_Height(tkwin) - 2 * defaultWidth,
		butPtr->borderWidth, relief);
    }
    if (defaultWidth != 0) {
	int highlightColor;

	dc = TkWinGetDrawableDC(butPtr->display, pixmap, &state);
	if (butPtr->type == TYPE_LABEL) {

    /* Vertical and horizontal dialog units size in pixels. */
    double vDLU, hDLU;
    Tk_FontMetrics fm;

    ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
	    Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->highlightWidthPtr, &butPtr->highlightWidth);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->borderWidthPtr, &butPtr->borderWidth);

    butPtr->inset = butPtr->highlightWidth + butPtr->borderWidth;
    butPtr->indicatorSpace = 0;

    if (!tsdPtr->initialized) {
	InitBoxes(butPtr->tkwin);
    }

    /*
     * If the button is compound (i.e., it shows both an image and text), the
     * new geometry is a combination of the image and text geometry. We only
     * honor the compound bit if the button has both text and an image,
     * because otherwise it is not really a compound button.
     */

    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padXPtr, &butPtr->padX);
    Tk_GetPixelsFromObj(NULL, butPtr->tkwin, butPtr->padYPtr, &butPtr->padY);

    if (butPtr->compound != COMPOUND_NONE && haveImage && haveText) {
	switch ((enum compound) butPtr->compound) {
	case COMPOUND_TOP:
	case COMPOUND_BOTTOM:
	    /*
	     * Image is above or below text.
	     */

	    width = butPtr->width;
	}

	if (butPtr->height > 0) {
	    height = butPtr->height;
	}

	width += 2 * butPtr->padX;
	height += 2 * butPtr->padY;
    } else if (haveImage) {
	if (butPtr->width > 0) {
	    width = butPtr->width;
	} else {
	    width = imgWidth;
	}
	if (butPtr->height > 0) {