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-rw-r--r--hw/darwin/quartz/cr/crFrame.m438
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diff --git a/hw/darwin/quartz/cr/crFrame.m b/hw/darwin/quartz/cr/crFrame.m
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--- a/hw/darwin/quartz/cr/crFrame.m
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-/*
- * Cocoa rootless implementation frame functions
- *
- * Copyright (c) 2001 Greg Parker. All Rights Reserved.
- * Copyright (c) 2002-2003 Torrey T. Lyons. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name(s) of the above copyright
- * holders shall not be used in advertising or otherwise to promote the sale,
- * use or other dealings in this Software without prior written authorization.
- */
-
-#include <dix-config.h>
-
-#include "quartz/quartzCommon.h"
-#include "quartz/cr/cr.h"
-
-#undef BOOL
-#define BOOL xBOOL
-#include "rootless.h"
-#include "quartz/applewmExt.h"
-#include "windowstr.h"
-#undef BOOL
-
-WindowPtr nextWindowToFrame = NULL;
-unsigned int nextWindowStyle = 0;
-
-static void CRReshapeFrame(RootlessFrameID wid, RegionPtr pShape);
-
-
-/*
- * CRCreateFrame
- * Create a new physical window.
- * Rootless windows must not autodisplay! Autodisplay can cause a deadlock.
- * Event thread - autodisplay: locks view hierarchy, then window
- * X Server thread - window resize: locks window, then view hierarchy
- * Deadlock occurs if each thread gets one lock and waits for the other.
- */
-static Bool
-CRCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,
- int newX, int newY, RegionPtr pShape)
-{
- CRWindowPtr crWinPtr;
- NSRect bounds;
- NSWindow *theWindow;
- XView *theView;
- unsigned int theStyleMask = NSBorderlessWindowMask;
-
- crWinPtr = (CRWindowPtr) xalloc(sizeof(CRWindowRec));
-
- bounds = NSMakeRect(newX,
- NSHeight([[NSScreen mainScreen] frame]) -
- newY - pFrame->height,
- pFrame->width, pFrame->height);
-
- // Check if AppleWM has specified a style for this window
- if (pFrame->win == nextWindowToFrame) {
- theStyleMask = nextWindowStyle;
- }
- nextWindowToFrame = NULL;
-
- // Create an NSWindow for the new X11 window
- theWindow = [[NSWindow alloc] initWithContentRect:bounds
- styleMask:theStyleMask
- backing:NSBackingStoreBuffered
-#ifdef DEFER_NSWINDOW
- defer:YES];
-#else
- defer:NO];
-#endif
-
- if (!theWindow) return FALSE;
-
- [theWindow setBackgroundColor:[NSColor clearColor]]; // erase transparent
- [theWindow setAlphaValue:1.0]; // draw opaque
- [theWindow setOpaque:YES]; // changed when window is shaped
-
- [theWindow useOptimizedDrawing:YES]; // Has no overlapping sub-views
- [theWindow setAutodisplay:NO]; // See comment above
- [theWindow disableFlushWindow]; // We do all the flushing manually
- [theWindow setHasShadow:YES]; // All windows have shadows
- [theWindow setReleasedWhenClosed:YES]; // Default, but we want to be sure
-
- theView = [[XView alloc] initWithFrame:bounds];
- [theWindow setContentView:theView];
- [theWindow setInitialFirstResponder:theView];
-
-#ifdef DEFER_NSWINDOW
- // We need the NSWindow to actually be created now.
- // If we had to defer creating it, we have to order it
- // onto the screen to force it to be created.
-
- if (pFrame->win->prevSib) {
- CRWindowPtr crWinPtr = (CRWindowPtr) RootlessFrameForWindow(
- pFrame->win->prevSib, FALSE);
- int upperNum = [crWinPtr->window windowNumber];
- [theWindow orderWindow:NSWindowBelow relativeTo:upperNum];
- } else {
- [theWindow orderFront:nil];
- }
-#endif
-
- [theWindow setAcceptsMouseMovedEvents:YES];
-
- crWinPtr->window = theWindow;
- crWinPtr->view = theView;
-
- [theView lockFocus];
- // Fill the window with white to make sure alpha channel is set
- NSEraseRect(bounds);
- crWinPtr->port = [theView qdPort];
- crWinPtr->context = [[NSGraphicsContext currentContext] graphicsPort];
- // CreateCGContextForPort(crWinPtr->port, &crWinPtr->context);
- [theView unlockFocus];
-
- // Store the implementation private frame ID
- pFrame->wid = (RootlessFrameID) crWinPtr;
-
- // Reshape the frame if it was created shaped.
- if (pShape != NULL)
- CRReshapeFrame(pFrame->wid, pShape);
-
- return TRUE;
-}
-
-
-/*
- * CRDestroyFrame
- * Destroy a frame.
- */
-static void
-CRDestroyFrame(RootlessFrameID wid)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
-
- [crWinPtr->window orderOut:nil];
- [crWinPtr->window close];
- [crWinPtr->view release];
- free(crWinPtr);
-}
-
-
-/*
- * CRMoveFrame
- * Move a frame on screen.
- */
-static void
-CRMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- NSPoint topLeft;
-
- topLeft = NSMakePoint(newX,
- NSHeight([[NSScreen mainScreen] frame]) - newY);
-
- [crWinPtr->window setFrameTopLeftPoint:topLeft];
-}
-
-
-/*
- * CRResizeFrame
- * Move and resize a frame.
- */
-static void
-CRResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,
- int newX, int newY, unsigned int newW, unsigned int newH,
- unsigned int gravity)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- NSRect bounds = NSMakeRect(newX, NSHeight([[NSScreen mainScreen] frame]) -
- newY - newH, newW, newH);
-
- [crWinPtr->window setFrame:bounds display:NO];
-}
-
-
-/*
- * CRRestackFrame
- * Change the frame order. Put the frame behind nextWid or on top if
- * it is NULL. Unmapped frames are mapped by restacking them.
- */
-static void
-CRRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- CRWindowPtr crNextWinPtr = (CRWindowPtr) nextWid;
-
- if (crNextWinPtr) {
- int upperNum = [crNextWinPtr->window windowNumber];
-
- [crWinPtr->window orderWindow:NSWindowBelow relativeTo:upperNum];
- } else {
- [crWinPtr->window makeKeyAndOrderFront:nil];
- }
-}
-
-
-/*
- * CRReshapeFrame
- * Set the shape of a frame.
- */
-static void
-CRReshapeFrame(RootlessFrameID wid, RegionPtr pShape)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- NSRect bounds = [crWinPtr->view frame];
- int winHeight = NSHeight(bounds);
- BoxRec localBox = {0, 0, NSWidth(bounds), winHeight};
-
- [crWinPtr->view lockFocus];
-
- if (pShape != NULL) {
- // Calculate the region outside the new shape.
- miInverse(pShape, pShape, &localBox);
- }
-
- // If window is currently shaped we need to undo the previous shape.
- if (![crWinPtr->window isOpaque]) {
- [[NSColor whiteColor] set];
- NSRectFillUsingOperation(bounds, NSCompositeDestinationAtop);
- }
-
- if (pShape != NULL) {
- int count = REGION_NUM_RECTS(pShape);
- BoxRec *extRects = REGION_RECTS(pShape);
- BoxRec *rects, *end;
-
- // Make transparent if window is now shaped.
- [crWinPtr->window setOpaque:NO];
-
- // Clear the areas outside the window shape
- [[NSColor clearColor] set];
- for (rects = extRects, end = extRects+count; rects < end; rects++) {
- int rectHeight = rects->y2 - rects->y1;
- NSRectFill( NSMakeRect(rects->x1,
- winHeight - rects->y1 - rectHeight,
- rects->x2 - rects->x1, rectHeight) );
- }
- [[NSGraphicsContext currentContext] flushGraphics];
-
- // force update of window shadow
- [crWinPtr->window setHasShadow:NO];
- [crWinPtr->window setHasShadow:YES];
-
- } else {
- [crWinPtr->window setOpaque:YES];
- [[NSGraphicsContext currentContext] flushGraphics];
- }
-
- [crWinPtr->view unlockFocus];
-}
-
-
-/*
- * CRUnmapFrame
- * Unmap a frame.
- */
-static void
-CRUnmapFrame(RootlessFrameID wid)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
-
- [crWinPtr->window orderOut:nil];
-}
-
-
-/*
- * CRStartDrawing
- * When a window's buffer is not being drawn to, the CoreGraphics
- * window server may compress or move it. Call this routine
- * to lock down the buffer during direct drawing. It returns
- * a pointer to the backing buffer.
- */
-static void
-CRStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- PixMapHandle pix;
-
- [crWinPtr->view lockFocus];
- crWinPtr->port = [crWinPtr->view qdPort];
- LockPortBits(crWinPtr->port);
- [crWinPtr->view unlockFocus];
- pix = GetPortPixMap(crWinPtr->port);
-
- *pixelData = GetPixBaseAddr(pix);
- *bytesPerRow = GetPixRowBytes(pix) & 0x3fff; // fixme is mask needed?
-}
-
-
-/*
- * CRStopDrawing
- * When direct access to a window's buffer is no longer needed, this
- * routine should be called to allow CoreGraphics to compress or
- * move it.
- */
-static void
-CRStopDrawing(RootlessFrameID wid, Bool flush)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
-
- UnlockPortBits(crWinPtr->port);
-
- if (flush) {
- QDFlushPortBuffer(crWinPtr->port, NULL);
- }
-}
-
-
-/*
- * CRUpdateRegion
- * Flush a region from a window's backing buffer to the screen.
- */
-static void
-CRUpdateRegion(RootlessFrameID wid, RegionPtr pDamage)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
-
-#ifdef ROOTLESS_TRACK_DAMAGE
- int count = REGION_NUM_RECTS(pDamage);
- BoxRec *rects = REGION_RECTS(pDamage);
- BoxRec *end;
-
- static RgnHandle rgn = NULL;
- static RgnHandle box = NULL;
-
- if (!rgn) rgn = NewRgn();
- if (!box) box = NewRgn();
-
- for (end = rects+count; rects < end; rects++) {
- Rect qdRect;
- qdRect.left = rects->x1;
- qdRect.top = rects->y1;
- qdRect.right = rects->x2;
- qdRect.bottom = rects->y2;
-
- RectRgn(box, &qdRect);
- UnionRgn(rgn, box, rgn);
- }
-
- QDFlushPortBuffer(crWinPtr->port, rgn);
-
- SetEmptyRgn(rgn);
- SetEmptyRgn(box);
-
-#else /* !ROOTLESS_TRACK_DAMAGE */
- QDFlushPortBuffer(crWinPtr->port, NULL);
-#endif
-}
-
-
-/*
- * CRDamageRects
- * Mark damaged rectangles as requiring redisplay to screen.
- */
-static void
-CRDamageRects(RootlessFrameID wid, int count, const BoxRec *rects,
- int shift_x, int shift_y)
-{
- CRWindowPtr crWinPtr = (CRWindowPtr) wid;
- const BoxRec *end;
-
- for (end = rects + count; rects < end; rects++) {
- Rect qdRect;
- qdRect.left = rects->x1 + shift_x;
- qdRect.top = rects->y1 + shift_y;
- qdRect.right = rects->x2 + shift_x;
- qdRect.bottom = rects->y2 + shift_y;
-
- QDAddRectToDirtyRegion(crWinPtr->port, &qdRect);
- }
-}
-
-
-/*
- * Called to check if the frame should be reordered when it is restacked.
- */
-Bool CRDoReorderWindow(RootlessWindowPtr pFrame)
-{
- WindowPtr pWin = pFrame->win;
-
- return AppleWMDoReorderWindow(pWin);
-}
-
-
-static RootlessFrameProcsRec CRRootlessProcs = {
- CRCreateFrame,
- CRDestroyFrame,
- CRMoveFrame,
- CRResizeFrame,
- CRRestackFrame,
- CRReshapeFrame,
- CRUnmapFrame,
- CRStartDrawing,
- CRStopDrawing,
- CRUpdateRegion,
- CRDamageRects,
- NULL,
- CRDoReorderWindow,
- NULL,
- NULL,
- NULL,
- NULL
-};
-
-
-/*
- * Initialize CR implementation
- */
-Bool
-CRInit(ScreenPtr pScreen)
-{
- RootlessInit(pScreen, &CRRootlessProcs);
-
- rootless_CopyBytes_threshold = 0;
- rootless_FillBytes_threshold = 0;
- rootless_CompositePixels_threshold = 0;
- rootless_CopyWindow_threshold = 0;
-
- return TRUE;
-}
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