* level graphics calls below which are supposed to draw a rectangle will
     * not draw anything to the screen because the idle task will not be
     * processed inside of the drawRect method and hence will not be able to
     * obtain a valid graphics context. Instead, the window will be marked as
     * needing display, and will be redrawn during a future asynchronous call
     * to drawRect.  This will generate an other call to this display proc,
     * and the recorded data will show extra calls, causing the test to fail.
     * To avoid this, we can set the [NSApp simulateDrawing] flag, which will
     * cause all low level drawing routines to return immediately and not
     * schedule the window for drawing later.  This flag is cleared by the
     * next call to XSync, which is called by the update command.

     */

    sprintf(buffer, "%s display %d %d %d %d",
	    instPtr->masterPtr->imageName, imageX, imageY, width, height);
    if (!APP_IS_DRAWING) {
	Tcl_SetVar2(instPtr->masterPtr->interp, instPtr->masterPtr->varName,
	    NULL, buffer, TCL_GLOBAL_ONLY|TCL_APPEND_VALUE|TCL_LIST_ELEMENT);

     * level graphics calls below which are supposed to draw a rectangle will
     * not draw anything to the screen because the idle task will not be
     * processed inside of the drawRect method and hence will not be able to
     * obtain a valid graphics context. Instead, the window will be marked as
     * needing display, and will be redrawn during a future asynchronous call
     * to drawRect.  This will generate an other call to this display proc,
     * and the recorded data will show extra calls, causing the test to fail.
     * To avoid this, we only log the call when the call occurs outside of the
     * drawRect method.  We expect this to happen the first time the display
     * proc is called and the second time, when the actual drawing occurs nothing
     * will be logged.  (In fact, this second call may be after the test has
     * finished.)
     */

    sprintf(buffer, "%s display %d %d %d %d",
	    instPtr->masterPtr->imageName, imageX, imageY, width, height);
    if (!APP_IS_DRAWING) {
	Tcl_SetVar2(instPtr->masterPtr->interp, instPtr->masterPtr->varName,
	    NULL, buffer, TCL_GLOBAL_ONLY|TCL_APPEND_VALUE|TCL_LIST_ELEMENT);

	/*
	 * For non-toplevel windows, rebuild the parent's clipping region
	 * and redisplay the window.
	 */

	TkMacOSXInvalClipRgns((Tk_Window) winPtr->parentPtr);


	if ([NSApp isDrawing]) {
	    [[win contentView] setNeedsRedisplay:YES];
	} else {
	    [[win contentView] setNeedsDisplay:YES];
	}
    }

    /*
     * Generate VisibilityNotify events for window and all mapped children.
     */

    event.xany.send_event = False;
................................................................................
XUnmapWindow(
    Display *display,		/* Display. */
    Window window)		/* Window. */
{
    MacDrawable *macWin = (MacDrawable *) window;
    TkWindow *winPtr = macWin->winPtr;
    TkWindow *parentPtr = winPtr->parentPtr;

    XEvent event;

    display->request++;
    if (Tk_IsTopLevel(winPtr)) {
	if (!Tk_IsEmbedded(winPtr) &&
		winPtr->wmInfoPtr->hints.initial_state!=IconicState) {
	    NSWindow *win = TkMacOSXDrawableWindow(window);

	    [win orderOut:nil];
	}
	TkMacOSXInvalClipRgns((Tk_Window) winPtr);

	/*
	 * We only need to send the UnmapNotify event for toplevel windows.
	 */
................................................................................
	event.xunmap.window = window;
	event.xunmap.event = window;
	event.xunmap.from_configure = false;
	Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
    } else {
	/*
	 * Rebuild the visRgn clip region for the parent so it will be allowed
	 * to draw in the space from which this subwindow was removed.

	 */

	if (parentPtr && parentPtr->privatePtr->visRgn) {
	    TkMacOSXInvalidateViewRegion(
		    TkMacOSXDrawableView(parentPtr->privatePtr),
		    parentPtr->privatePtr->visRgn);
	}
	TkMacOSXInvalClipRgns((Tk_Window) parentPtr);
	TkMacOSXUpdateClipRgn(parentPtr);
    }
    winPtr->flags &= ~TK_MAPPED;





}
 
/*
 *----------------------------------------------------------------------
 *
 * XResizeWindow --
 *

	/*
	 * For non-toplevel windows, rebuild the parent's clipping region
	 * and redisplay the window.
	 */

	TkMacOSXInvalClipRgns((Tk_Window) winPtr->parentPtr);
    }

    if ([NSApp isDrawing]) {
	[[win contentView] setNeedsRedisplay:YES];
    } else {
	[[win contentView] setNeedsDisplay:YES];

    }

    /*
     * Generate VisibilityNotify events for window and all mapped children.
     */

    event.xany.send_event = False;
................................................................................
XUnmapWindow(
    Display *display,		/* Display. */
    Window window)		/* Window. */
{
    MacDrawable *macWin = (MacDrawable *) window;
    TkWindow *winPtr = macWin->winPtr;
    TkWindow *parentPtr = winPtr->parentPtr;
    NSWindow *win = TkMacOSXDrawableWindow(window);
    XEvent event;

    display->request++;
    if (Tk_IsTopLevel(winPtr)) {
	if (!Tk_IsEmbedded(winPtr) &&
		winPtr->wmInfoPtr->hints.initial_state!=IconicState) {


	    [win orderOut:nil];
	}
	TkMacOSXInvalClipRgns((Tk_Window) winPtr);

	/*
	 * We only need to send the UnmapNotify event for toplevel windows.
	 */
................................................................................
	event.xunmap.window = window;
	event.xunmap.event = window;
	event.xunmap.from_configure = false;
	Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
    } else {
	/*
	 * Rebuild the visRgn clip region for the parent so it will be allowed
	 * to draw in the space from which this subwindow was removed and then
	 * redraw the window.
	 */

	if (parentPtr && parentPtr->privatePtr->visRgn) {
	    TkMacOSXInvalidateViewRegion(
		    TkMacOSXDrawableView(parentPtr->privatePtr),
		    parentPtr->privatePtr->visRgn);
	}
	TkMacOSXInvalClipRgns((Tk_Window) parentPtr);
	TkMacOSXUpdateClipRgn(parentPtr);
    }
    winPtr->flags &= ~TK_MAPPED;
    if ([NSApp isDrawing]) {
	[[win contentView] setNeedsRedisplay:YES];
    } else {
	[[win contentView] setNeedsDisplay:YES];
    }
}
 
/*
 *----------------------------------------------------------------------
 *
 * XResizeWindow --
 *