xserver git update 11/6/2010

1 files changed, 640 insertions, 640 deletions

diff --git a/xorg-server/hw/xquartz/xpr/xprFrame.c b/xorg-server/hw/xquartz/xpr/xprFrame.c
index 53dde7acc..52925339f 100644
--- a/xorg-server/hw/xquartz/xpr/xprFrame.c
+++ b/xorg-server/hw/xquartz/xpr/xprFrame.c
@@ -1,640 +1,640 @@
-/*
- * Xplugin rootless implementation frame functions
- *
- * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
- * Copyright (c) 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "xpr.h"
-#include "rootlessCommon.h"
-#include <Xplugin.h>
-#include "x-hash.h"
-#include "x-list.h"
-#include "applewmExt.h"
-
-#include "propertyst.h"
-#include "dix.h"
-#include <X11/Xatom.h>
-#include "windowstr.h"
-#include "quartz.h"
-
-#include "threadSafety.h"
-
-#include <pthread.h>
-
-#define DEFINE_ATOM_HELPER(func,atom_name)                      \
-static Atom func (void) {                                       \
-    static int generation;                                      \
-    static Atom atom;                                           \
-    if (generation != serverGeneration) {                       \
-        generation = serverGeneration;                          \
-        atom = MakeAtom (atom_name, strlen (atom_name), TRUE);  \
-    }                                                           \
-    return atom;                                                \
-}
-
-DEFINE_ATOM_HELPER(xa_native_window_id, "_NATIVE_WINDOW_ID")
-
-/* Maps xp_window_id -> RootlessWindowRec */
-static x_hash_table *window_hash;
-static pthread_mutex_t window_hash_mutex;
-
-/* Prototypes for static functions */
-static Bool xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,
-               int newX, int newY, RegionPtr pShape);
-static void xprDestroyFrame(RootlessFrameID wid);
-static void xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY);
-static void xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,
-               int newX, int newY, unsigned int newW, unsigned int newH,
-               unsigned int gravity);
-static void xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid);
-static void xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape);
-static void xprUnmapFrame(RootlessFrameID wid);
-static void xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow);
-static void xprStopDrawing(RootlessFrameID wid, Bool flush);
-static void xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage);
-static void xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects,
-               int shift_x, int shift_y);
-static void xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin);
-static Bool xprDoReorderWindow(RootlessWindowPtr pFrame);
-static void xprHideWindow(RootlessFrameID wid);
-static void xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen);
-static void xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects,
-              int dx, int dy);
-
-
-static inline xp_error
-xprConfigureWindow(xp_window_id id, unsigned int mask,
-                   const xp_window_changes *values)
-{
-    TA_SERVER();
-
-    return xp_configure_window(id, mask, values);
-}
-
-
-static void
-xprSetNativeProperty(RootlessWindowPtr pFrame)
-{
-    xp_error err;
-    unsigned int native_id;
-    long data;
-
-    TA_SERVER();
-    
-    err = xp_get_native_window(x_cvt_vptr_to_uint(pFrame->wid), &native_id);
-    if (err == Success)
-    {
-        /* FIXME: move this to AppleWM extension */
-
-        data = native_id;
-        dixChangeWindowProperty(serverClient, pFrame->win, xa_native_window_id(),
-				XA_INTEGER, 32, PropModeReplace, 1, &data, TRUE);
-    }
-}
-
-static xp_error
-xprColormapCallback(void *data, int first_color, int n_colors, uint32_t *colors)
-{
-    return (RootlessResolveColormap (data, first_color, n_colors, colors) ? XP_Success : XP_BadMatch);
-}
-
-/*
- * Create and display a new frame.
- */
-static Bool
-xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,
-               int newX, int newY, RegionPtr pShape)
-{
-    WindowPtr pWin = pFrame->win;
-    xp_window_changes wc;
-    unsigned int mask = 0;
-    xp_error err;
-
-    TA_SERVER();
-    
-    wc.x = newX;
-    wc.y = newY;
-    wc.width = pFrame->width;
-    wc.height = pFrame->height;
-    wc.bit_gravity = XP_GRAVITY_NONE;
-    mask |= XP_BOUNDS;
-
-    if (pWin->drawable.depth == 8)
-    {
-        wc.depth = XP_DEPTH_INDEX8;
-        wc.colormap = xprColormapCallback;
-        wc.colormap_data = pScreen;
-        mask |= XP_COLORMAP;
-    }
-    else if (pWin->drawable.depth == 15)
-        wc.depth = XP_DEPTH_RGB555;
-    else if (pWin->drawable.depth == 24)
-        wc.depth = XP_DEPTH_ARGB8888;
-    else
-        wc.depth = XP_DEPTH_NIL;
-    mask |= XP_DEPTH;
-
-    if (pShape != NULL)
-    {
-        wc.shape_nrects = REGION_NUM_RECTS(pShape);
-        wc.shape_rects = REGION_RECTS(pShape);
-        wc.shape_tx = wc.shape_ty = 0;
-        mask |= XP_SHAPE;
-    }
-
-    pFrame->level = !IsRoot (pWin) ? AppleWMWindowLevelNormal : AppleWMNumWindowLevels;
-
-    if(quartzEnableRootless)
-        wc.window_level = normal_window_levels[pFrame->level];
-    else
-        wc.window_level = rooted_window_levels[pFrame->level];
-    mask |= XP_WINDOW_LEVEL;
-
-    err = xp_create_window(mask, &wc, (xp_window_id *) &pFrame->wid);
-
-    if (err != Success)
-    {
-        return FALSE;
-    }
-
-    if (window_hash == NULL)
-    {
-        window_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
-        pthread_mutex_init(&window_hash_mutex, NULL);
-    }
-
-    pthread_mutex_lock(&window_hash_mutex);
-    x_hash_table_insert(window_hash, pFrame->wid, pFrame);
-    pthread_mutex_unlock(&window_hash_mutex);
-
-    xprSetNativeProperty(pFrame);
-
-    return TRUE;
-}
-
-
-/*
- * Destroy a frame.
- */
-static void
-xprDestroyFrame(RootlessFrameID wid)
-{
-    TA_SERVER();
-    
-    pthread_mutex_lock(&window_hash_mutex);
-    x_hash_table_remove(window_hash, wid);
-    pthread_mutex_unlock(&window_hash_mutex);
-
-    xp_destroy_window(x_cvt_vptr_to_uint(wid));
-}
-
-
-/*
- * Move a frame on screen.
- */
-static void
-xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY)
-{
-    xp_window_changes wc;
-
-    TA_SERVER();
-    
-    wc.x = newX;
-    wc.y = newY;
-    //    ErrorF("xprMoveFrame(%d, %p, %d, %d)\n", wid, pScreen, newX, newY);
-    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_ORIGIN, &wc);
-}
-
-
-/*
- * Resize and move a frame.
- */
-static void
-xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,
-               int newX, int newY, unsigned int newW, unsigned int newH,
-               unsigned int gravity)
-{
-    xp_window_changes wc;
-
-    TA_SERVER();
-    
-    wc.x = newX;
-    wc.y = newY;
-    wc.width = newW;
-    wc.height = newH;
-    wc.bit_gravity = gravity;
-
-    /* It's unlikely that being async will save us anything here.
-       But it can't hurt. */
-
-    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_BOUNDS, &wc);
-}
-
-
-/*
- * Change frame stacking.
- */
-static void xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid) {
-    xp_window_changes wc;
-    unsigned int mask = XP_STACKING;
-
-    TA_SERVER();
-    
-    /* Stack frame below nextWid it if it exists, or raise
-       frame above everything otherwise. */
-
-    if(nextWid == NULL) {
-        wc.stack_mode = XP_MAPPED_ABOVE;
-        wc.sibling = 0;
-    } else {
-        wc.stack_mode = XP_MAPPED_BELOW;
-        wc.sibling = x_cvt_vptr_to_uint(nextWid);
-    }
-
-    if(window_hash) {
-        RootlessWindowRec *winRec = x_hash_table_lookup(window_hash, wid, NULL);
-
-        if(winRec) {
-            if(quartzEnableRootless)
-                wc.window_level = normal_window_levels[winRec->level];
-            else
-                wc.window_level = rooted_window_levels[winRec->level];
-            mask |= XP_WINDOW_LEVEL;
-        }
-    }
-
-    xprConfigureWindow(x_cvt_vptr_to_uint(wid), mask, &wc);
-}
-
-
-/*
- * Change the frame's shape.
- */
-static void
-xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape)
-{
-    xp_window_changes wc;
-
-    TA_SERVER();
-    
-    if (pShape != NULL)
-    {
-        wc.shape_nrects = REGION_NUM_RECTS(pShape);
-        wc.shape_rects = REGION_RECTS(pShape);
-    }
-    else
-    {
-        wc.shape_nrects = -1;
-        wc.shape_rects = NULL;
-    }
-
-    wc.shape_tx = wc.shape_ty = 0;
-
-    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_SHAPE, &wc);
-}
-
-
-/*
- * Unmap a frame.
- */
-static void
-xprUnmapFrame(RootlessFrameID wid)
-{
-    xp_window_changes wc;
-
-    TA_SERVER();
-    
-    wc.stack_mode = XP_UNMAPPED;
-    wc.sibling = 0;
-
-    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_STACKING, &wc);
-}
-
-
-/*
- * Start drawing to a frame.
- *  Prepare for direct access to its backing buffer.
- */
-static void
-xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow)
-{
-    void *data[2];
-    unsigned int rowbytes[2];
-    xp_error err;
-
-    TA_SERVER();
-    
-    err = xp_lock_window(x_cvt_vptr_to_uint(wid), NULL, NULL, data, rowbytes, NULL);
-    if (err != Success)
-        FatalError("Could not lock window %i for drawing.", (int)x_cvt_vptr_to_uint(wid));
-
-    *pixelData = data[0];
-    *bytesPerRow = rowbytes[0];
-}
-
-
-/*
- * Stop drawing to a frame.
- */
-static void
-xprStopDrawing(RootlessFrameID wid, Bool flush)
-{
-    TA_SERVER();
-    
-    xp_unlock_window(x_cvt_vptr_to_uint(wid), flush);
-}
-
-
-/*
- * Flush drawing updates to the screen.
- */
-static void
-xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage)
-{
-    TA_SERVER();
-    
-    xp_flush_window(x_cvt_vptr_to_uint(wid));
-}
-
-
-/*
- * Mark damaged rectangles as requiring redisplay to screen.
- */
-static void
-xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects,
-               int shift_x, int shift_y)
-{
-    TA_SERVER();
-    
-    xp_mark_window(x_cvt_vptr_to_uint(wid), nrects, rects, shift_x, shift_y);
-}
-
-
-/*
- * Called after the window associated with a frame has been switched
- * to a new top-level parent.
- */
-static void
-xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin)
-{
-    DeleteProperty(serverClient, oldWin, xa_native_window_id());
-
-    TA_SERVER();
-    
-    xprSetNativeProperty(pFrame);
-}
-
-
-/*
- * Called to check if the frame should be reordered when it is restacked.
- */
-static Bool xprDoReorderWindow(RootlessWindowPtr pFrame)
-{
-    WindowPtr pWin = pFrame->win;
-
-    TA_SERVER();
-    
-    return AppleWMDoReorderWindow(pWin);
-}
-
-
-/*
- * Copy area in frame to another part of frame.
- *  Used to accelerate scrolling.
- */
-static void
-xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects,
-              int dx, int dy)
-{
-    TA_SERVER();
-    
-    xp_copy_window(x_cvt_vptr_to_uint(wid), x_cvt_vptr_to_uint(wid),
-                   dstNrects, dstRects, dx, dy);
-}
-
-
-static RootlessFrameProcsRec xprRootlessProcs = {
-    xprCreateFrame,
-    xprDestroyFrame,
-    xprMoveFrame,
-    xprResizeFrame,
-    xprRestackFrame,
-    xprReshapeFrame,
-    xprUnmapFrame,
-    xprStartDrawing,
-    xprStopDrawing,
-    xprUpdateRegion,
-    xprDamageRects,
-    xprSwitchWindow,
-    xprDoReorderWindow,
-    xprHideWindow,
-    xprUpdateColormap,
-    xp_copy_bytes,
-    xp_fill_bytes,
-    xp_composite_pixels,
-    xprCopyWindow
-};
-
-
-/*
- * Initialize XPR implementation
- */
-Bool
-xprInit(ScreenPtr pScreen)
-{
-    RootlessInit(pScreen, &xprRootlessProcs);
-
-    TA_SERVER();
-    
-    rootless_CopyBytes_threshold = xp_copy_bytes_threshold;
-    rootless_FillBytes_threshold = xp_fill_bytes_threshold;
-    rootless_CompositePixels_threshold = xp_composite_area_threshold;
-    rootless_CopyWindow_threshold = xp_scroll_area_threshold;
-
-    return TRUE;
-}
-
-
-/*
- * Given the id of a physical window, try to find the top-level (or root)
- * X window that it represents.
- */
-WindowPtr
-xprGetXWindow(xp_window_id wid)
-{
-    RootlessWindowRec *winRec;
-
-    if (window_hash == NULL)
-        return NULL;
-
-    winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL);
-
-    return winRec != NULL ? winRec->win : NULL;
-}
-
-#ifdef UNUSED_CODE
-/*
- * Given the id of a physical window, try to find the top-level (or root)
- * X window that it represents.
- */
-WindowPtr
-xprGetXWindowFromAppKit(int windowNumber)
-{
-    RootlessWindowRec *winRec;
-    Bool ret;
-    xp_window_id wid;
-
-    if (window_hash == NULL)
-        return FALSE;
-
-    /* need to lock, since this function can be called by any thread */
-
-    pthread_mutex_lock(&window_hash_mutex);
-
-    if (xp_lookup_native_window(windowNumber, &wid))
-        ret = xprGetXWindow(wid) != NULL;
-    else
-        ret = FALSE;
-
-    pthread_mutex_unlock(&window_hash_mutex);
-
-    if (!ret) return NULL;
-    winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL);
-
-    return winRec != NULL ? winRec->win : NULL;
-}
-#endif
-
-/*
- * The windowNumber is an AppKit window number. Returns TRUE if xpr is
- * displaying a window with that number.
- */
-Bool
-xprIsX11Window(void *nsWindow, int windowNumber)
-{
-    Bool ret;
-    xp_window_id wid;
-
-    if (window_hash == NULL)
-        return FALSE;
-
-    /* need to lock, since this function can be called by any thread */
-
-    pthread_mutex_lock(&window_hash_mutex);
-
-    if (xp_lookup_native_window(windowNumber, &wid))
-        ret = xprGetXWindow(wid) != NULL;
-    else
-        ret = FALSE;
-
-    pthread_mutex_unlock(&window_hash_mutex);
-
-    return ret;
-}
-
-
-/*
- * xprHideWindows
- *  Hide or unhide all top level windows. This is called for application hide/
- *  unhide events if the window manager is not Apple-WM aware. Xplugin windows
- *  do not hide or unhide themselves.
- */
-void
-xprHideWindows(Bool hide)
-{
-    int screen;
-    WindowPtr pRoot, pWin;
-
-    TA_SERVER();
-    
-    for (screen = 0; screen < screenInfo.numScreens; screen++) {
-        RootlessFrameID prevWid = NULL;
-        pRoot = WindowTable[screenInfo.screens[screen]->myNum];
-
-        for (pWin = pRoot->firstChild; pWin; pWin = pWin->nextSib) {
-            RootlessWindowRec *winRec = WINREC(pWin);
-
-            if (winRec != NULL) {
-                if (hide) {
-                    xprUnmapFrame(winRec->wid);
-                } else {
-                    BoxRec box;
-
-                    xprRestackFrame(winRec->wid, prevWid);
-                    prevWid = winRec->wid;
-
-                    box.x1 = 0;
-                    box.y1 = 0;
-                    box.x2 = winRec->width;
-                    box.y2 = winRec->height;
-
-                    xprDamageRects(winRec->wid, 1, &box, 0, 0);
-                    RootlessQueueRedisplay(screenInfo.screens[screen]);
-                }
-            }
-        }
-    }
-}
-
-// XXX: identical to x_cvt_vptr_to_uint ?
-#define MAKE_WINDOW_ID(x)		((xp_window_id)((size_t)(x)))
-
-Bool no_configure_window;
-
-static inline int
-configure_window (xp_window_id id, unsigned int mask,
-                  const xp_window_changes *values)
-{
-  if (!no_configure_window)
-    return xp_configure_window (id, mask, values);
-  else
-    return XP_Success;
-}
-
-
-static
-void xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen)
-{
-  /* This is how we tell xp that the colormap may have changed. */
-  xp_window_changes wc;
-  wc.colormap = xprColormapCallback;
-  wc.colormap_data = pScreen;
-
-  configure_window(MAKE_WINDOW_ID(wid), XP_COLORMAP, &wc);
-}
-
-static
-void xprHideWindow(RootlessFrameID wid)
-{
-  xp_window_changes wc;
-  wc.stack_mode = XP_UNMAPPED;
-  wc.sibling = 0;
-  configure_window(MAKE_WINDOW_ID(wid), XP_STACKING, &wc);
-}
+/*

+ * Xplugin rootless implementation frame functions

+ *

+ * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.

+ * Copyright (c) 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.

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include "xpr.h"

+#include "rootlessCommon.h"

+#include <Xplugin.h>

+#include "x-hash.h"

+#include "x-list.h"

+#include "applewmExt.h"

+

+#include "propertyst.h"

+#include "dix.h"

+#include <X11/Xatom.h>

+#include "windowstr.h"

+#include "quartz.h"

+

+#include "threadSafety.h"

+

+#include <pthread.h>

+

+#define DEFINE_ATOM_HELPER(func,atom_name)                      \

+static Atom func (void) {                                       \

+    static int generation;                                      \

+    static Atom atom;                                           \

+    if (generation != serverGeneration) {                       \

+        generation = serverGeneration;                          \

+        atom = MakeAtom (atom_name, strlen (atom_name), TRUE);  \

+    }                                                           \

+    return atom;                                                \

+}

+

+DEFINE_ATOM_HELPER(xa_native_window_id, "_NATIVE_WINDOW_ID")

+

+/* Maps xp_window_id -> RootlessWindowRec */

+static x_hash_table *window_hash;

+static pthread_mutex_t window_hash_mutex;

+

+/* Prototypes for static functions */

+static Bool xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,

+               int newX, int newY, RegionPtr pShape);

+static void xprDestroyFrame(RootlessFrameID wid);

+static void xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY);

+static void xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,

+               int newX, int newY, unsigned int newW, unsigned int newH,

+               unsigned int gravity);

+static void xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid);

+static void xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape);

+static void xprUnmapFrame(RootlessFrameID wid);

+static void xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow);

+static void xprStopDrawing(RootlessFrameID wid, Bool flush);

+static void xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage);

+static void xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects,

+               int shift_x, int shift_y);

+static void xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin);

+static Bool xprDoReorderWindow(RootlessWindowPtr pFrame);

+static void xprHideWindow(RootlessFrameID wid);

+static void xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen);

+static void xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects,

+              int dx, int dy);

+

+

+static inline xp_error

+xprConfigureWindow(xp_window_id id, unsigned int mask,

+                   const xp_window_changes *values)

+{

+    TA_SERVER();

+

+    return xp_configure_window(id, mask, values);

+}

+

+

+static void

+xprSetNativeProperty(RootlessWindowPtr pFrame)

+{

+    xp_error err;

+    unsigned int native_id;

+    long data;

+

+    TA_SERVER();

+    

+    err = xp_get_native_window(x_cvt_vptr_to_uint(pFrame->wid), &native_id);

+    if (err == Success)

+    {

+        /* FIXME: move this to AppleWM extension */

+

+        data = native_id;

+        dixChangeWindowProperty(serverClient, pFrame->win, xa_native_window_id(),

+				XA_INTEGER, 32, PropModeReplace, 1, &data, TRUE);

+    }

+}

+

+static xp_error

+xprColormapCallback(void *data, int first_color, int n_colors, uint32_t *colors)

+{

+    return (RootlessResolveColormap (data, first_color, n_colors, colors) ? XP_Success : XP_BadMatch);

+}

+

+/*

+ * Create and display a new frame.

+ */

+static Bool

+xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,

+               int newX, int newY, RegionPtr pShape)

+{

+    WindowPtr pWin = pFrame->win;

+    xp_window_changes wc;

+    unsigned int mask = 0;

+    xp_error err;

+

+    TA_SERVER();

+    

+    wc.x = newX;

+    wc.y = newY;

+    wc.width = pFrame->width;

+    wc.height = pFrame->height;

+    wc.bit_gravity = XP_GRAVITY_NONE;

+    mask |= XP_BOUNDS;

+

+    if (pWin->drawable.depth == 8)

+    {

+        wc.depth = XP_DEPTH_INDEX8;

+        wc.colormap = xprColormapCallback;

+        wc.colormap_data = pScreen;

+        mask |= XP_COLORMAP;

+    }

+    else if (pWin->drawable.depth == 15)

+        wc.depth = XP_DEPTH_RGB555;

+    else if (pWin->drawable.depth == 24)

+        wc.depth = XP_DEPTH_ARGB8888;

+    else

+        wc.depth = XP_DEPTH_NIL;

+    mask |= XP_DEPTH;

+

+    if (pShape != NULL)

+    {

+        wc.shape_nrects = RegionNumRects(pShape);

+        wc.shape_rects = RegionRects(pShape);

+        wc.shape_tx = wc.shape_ty = 0;

+        mask |= XP_SHAPE;

+    }

+

+    pFrame->level = !IsRoot (pWin) ? AppleWMWindowLevelNormal : AppleWMNumWindowLevels;

+

+    if(quartzEnableRootless)

+        wc.window_level = normal_window_levels[pFrame->level];

+    else

+        wc.window_level = rooted_window_levels[pFrame->level];

+    mask |= XP_WINDOW_LEVEL;

+

+    err = xp_create_window(mask, &wc, (xp_window_id *) &pFrame->wid);

+

+    if (err != Success)

+    {

+        return FALSE;

+    }

+

+    if (window_hash == NULL)

+    {

+        window_hash = x_hash_table_new(NULL, NULL, NULL, NULL);

+        pthread_mutex_init(&window_hash_mutex, NULL);

+    }

+

+    pthread_mutex_lock(&window_hash_mutex);

+    x_hash_table_insert(window_hash, pFrame->wid, pFrame);

+    pthread_mutex_unlock(&window_hash_mutex);

+

+    xprSetNativeProperty(pFrame);

+

+    return TRUE;

+}

+

+

+/*

+ * Destroy a frame.

+ */

+static void

+xprDestroyFrame(RootlessFrameID wid)

+{

+    TA_SERVER();

+    

+    pthread_mutex_lock(&window_hash_mutex);

+    x_hash_table_remove(window_hash, wid);

+    pthread_mutex_unlock(&window_hash_mutex);

+

+    xp_destroy_window(x_cvt_vptr_to_uint(wid));

+}

+

+

+/*

+ * Move a frame on screen.

+ */

+static void

+xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY)

+{

+    xp_window_changes wc;

+

+    TA_SERVER();

+    

+    wc.x = newX;

+    wc.y = newY;

+    //    ErrorF("xprMoveFrame(%d, %p, %d, %d)\n", wid, pScreen, newX, newY);

+    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_ORIGIN, &wc);

+}

+

+

+/*

+ * Resize and move a frame.

+ */

+static void

+xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen,

+               int newX, int newY, unsigned int newW, unsigned int newH,

+               unsigned int gravity)

+{

+    xp_window_changes wc;

+

+    TA_SERVER();

+    

+    wc.x = newX;

+    wc.y = newY;

+    wc.width = newW;

+    wc.height = newH;

+    wc.bit_gravity = gravity;

+

+    /* It's unlikely that being async will save us anything here.

+       But it can't hurt. */

+

+    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_BOUNDS, &wc);

+}

+

+

+/*

+ * Change frame stacking.

+ */

+static void xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid) {

+    xp_window_changes wc;

+    unsigned int mask = XP_STACKING;

+

+    TA_SERVER();

+    

+    /* Stack frame below nextWid it if it exists, or raise

+       frame above everything otherwise. */

+

+    if(nextWid == NULL) {

+        wc.stack_mode = XP_MAPPED_ABOVE;

+        wc.sibling = 0;

+    } else {

+        wc.stack_mode = XP_MAPPED_BELOW;

+        wc.sibling = x_cvt_vptr_to_uint(nextWid);

+    }

+

+    if(window_hash) {

+        RootlessWindowRec *winRec = x_hash_table_lookup(window_hash, wid, NULL);

+

+        if(winRec) {

+            if(quartzEnableRootless)

+                wc.window_level = normal_window_levels[winRec->level];

+            else

+                wc.window_level = rooted_window_levels[winRec->level];

+            mask |= XP_WINDOW_LEVEL;

+        }

+    }

+

+    xprConfigureWindow(x_cvt_vptr_to_uint(wid), mask, &wc);

+}

+

+

+/*

+ * Change the frame's shape.

+ */

+static void

+xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape)

+{

+    xp_window_changes wc;

+

+    TA_SERVER();

+    

+    if (pShape != NULL)

+    {

+        wc.shape_nrects = RegionNumRects(pShape);

+        wc.shape_rects = RegionRects(pShape);

+    }

+    else

+    {

+        wc.shape_nrects = -1;

+        wc.shape_rects = NULL;

+    }

+

+    wc.shape_tx = wc.shape_ty = 0;

+

+    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_SHAPE, &wc);

+}

+

+

+/*

+ * Unmap a frame.

+ */

+static void

+xprUnmapFrame(RootlessFrameID wid)

+{

+    xp_window_changes wc;

+

+    TA_SERVER();

+    

+    wc.stack_mode = XP_UNMAPPED;

+    wc.sibling = 0;

+

+    xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_STACKING, &wc);

+}

+

+

+/*

+ * Start drawing to a frame.

+ *  Prepare for direct access to its backing buffer.

+ */

+static void

+xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow)

+{

+    void *data[2];

+    unsigned int rowbytes[2];

+    xp_error err;

+

+    TA_SERVER();

+    

+    err = xp_lock_window(x_cvt_vptr_to_uint(wid), NULL, NULL, data, rowbytes, NULL);

+    if (err != Success)

+        FatalError("Could not lock window %i for drawing.", (int)x_cvt_vptr_to_uint(wid));

+

+    *pixelData = data[0];

+    *bytesPerRow = rowbytes[0];

+}

+

+

+/*

+ * Stop drawing to a frame.

+ */

+static void

+xprStopDrawing(RootlessFrameID wid, Bool flush)

+{

+    TA_SERVER();

+    

+    xp_unlock_window(x_cvt_vptr_to_uint(wid), flush);

+}

+

+

+/*

+ * Flush drawing updates to the screen.

+ */

+static void

+xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage)

+{

+    TA_SERVER();

+    

+    xp_flush_window(x_cvt_vptr_to_uint(wid));

+}

+

+

+/*

+ * Mark damaged rectangles as requiring redisplay to screen.

+ */

+static void

+xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects,

+               int shift_x, int shift_y)

+{

+    TA_SERVER();

+    

+    xp_mark_window(x_cvt_vptr_to_uint(wid), nrects, rects, shift_x, shift_y);

+}

+

+

+/*

+ * Called after the window associated with a frame has been switched

+ * to a new top-level parent.

+ */

+static void

+xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin)

+{

+    DeleteProperty(serverClient, oldWin, xa_native_window_id());

+

+    TA_SERVER();

+    

+    xprSetNativeProperty(pFrame);

+}

+

+

+/*

+ * Called to check if the frame should be reordered when it is restacked.

+ */

+static Bool xprDoReorderWindow(RootlessWindowPtr pFrame)

+{

+    WindowPtr pWin = pFrame->win;

+

+    TA_SERVER();

+    

+    return AppleWMDoReorderWindow(pWin);

+}

+

+

+/*

+ * Copy area in frame to another part of frame.

+ *  Used to accelerate scrolling.

+ */

+static void

+xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects,

+              int dx, int dy)

+{

+    TA_SERVER();

+    

+    xp_copy_window(x_cvt_vptr_to_uint(wid), x_cvt_vptr_to_uint(wid),

+                   dstNrects, dstRects, dx, dy);

+}

+

+

+static RootlessFrameProcsRec xprRootlessProcs = {

+    xprCreateFrame,

+    xprDestroyFrame,

+    xprMoveFrame,

+    xprResizeFrame,

+    xprRestackFrame,

+    xprReshapeFrame,

+    xprUnmapFrame,

+    xprStartDrawing,

+    xprStopDrawing,

+    xprUpdateRegion,

+    xprDamageRects,

+    xprSwitchWindow,

+    xprDoReorderWindow,

+    xprHideWindow,

+    xprUpdateColormap,

+    xp_copy_bytes,

+    xp_fill_bytes,

+    xp_composite_pixels,

+    xprCopyWindow

+};

+

+

+/*

+ * Initialize XPR implementation

+ */

+Bool

+xprInit(ScreenPtr pScreen)

+{

+    RootlessInit(pScreen, &xprRootlessProcs);

+

+    TA_SERVER();

+    

+    rootless_CopyBytes_threshold = xp_copy_bytes_threshold;

+    rootless_FillBytes_threshold = xp_fill_bytes_threshold;

+    rootless_CompositePixels_threshold = xp_composite_area_threshold;

+    rootless_CopyWindow_threshold = xp_scroll_area_threshold;

+

+    return TRUE;

+}

+

+

+/*

+ * Given the id of a physical window, try to find the top-level (or root)

+ * X window that it represents.

+ */

+WindowPtr

+xprGetXWindow(xp_window_id wid)

+{

+    RootlessWindowRec *winRec;

+

+    if (window_hash == NULL)

+        return NULL;

+

+    winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL);

+

+    return winRec != NULL ? winRec->win : NULL;

+}

+

+#ifdef UNUSED_CODE

+/*

+ * Given the id of a physical window, try to find the top-level (or root)

+ * X window that it represents.

+ */

+WindowPtr

+xprGetXWindowFromAppKit(int windowNumber)

+{

+    RootlessWindowRec *winRec;

+    Bool ret;

+    xp_window_id wid;

+

+    if (window_hash == NULL)

+        return FALSE;

+

+    /* need to lock, since this function can be called by any thread */

+

+    pthread_mutex_lock(&window_hash_mutex);

+

+    if (xp_lookup_native_window(windowNumber, &wid))

+        ret = xprGetXWindow(wid) != NULL;

+    else

+        ret = FALSE;

+

+    pthread_mutex_unlock(&window_hash_mutex);

+

+    if (!ret) return NULL;

+    winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL);

+

+    return winRec != NULL ? winRec->win : NULL;

+}

+#endif

+

+/*

+ * The windowNumber is an AppKit window number. Returns TRUE if xpr is

+ * displaying a window with that number.

+ */

+Bool

+xprIsX11Window(void *nsWindow, int windowNumber)

+{

+    Bool ret;

+    xp_window_id wid;

+

+    if (window_hash == NULL)

+        return FALSE;

+

+    /* need to lock, since this function can be called by any thread */

+

+    pthread_mutex_lock(&window_hash_mutex);

+

+    if (xp_lookup_native_window(windowNumber, &wid))

+        ret = xprGetXWindow(wid) != NULL;

+    else

+        ret = FALSE;

+

+    pthread_mutex_unlock(&window_hash_mutex);

+

+    return ret;

+}

+

+

+/*

+ * xprHideWindows

+ *  Hide or unhide all top level windows. This is called for application hide/

+ *  unhide events if the window manager is not Apple-WM aware. Xplugin windows

+ *  do not hide or unhide themselves.

+ */

+void

+xprHideWindows(Bool hide)

+{

+    int screen;

+    WindowPtr pRoot, pWin;

+

+    TA_SERVER();

+    

+    for (screen = 0; screen < screenInfo.numScreens; screen++) {

+        RootlessFrameID prevWid = NULL;

+        pRoot = screenInfo.screens[screen]->root;

+

+        for (pWin = pRoot->firstChild; pWin; pWin = pWin->nextSib) {

+            RootlessWindowRec *winRec = WINREC(pWin);

+

+            if (winRec != NULL) {

+                if (hide) {

+                    xprUnmapFrame(winRec->wid);

+                } else {

+                    BoxRec box;

+

+                    xprRestackFrame(winRec->wid, prevWid);

+                    prevWid = winRec->wid;

+

+                    box.x1 = 0;

+                    box.y1 = 0;

+                    box.x2 = winRec->width;

+                    box.y2 = winRec->height;

+

+                    xprDamageRects(winRec->wid, 1, &box, 0, 0);

+                    RootlessQueueRedisplay(screenInfo.screens[screen]);

+                }

+            }

+        }

+    }

+}

+

+// XXX: identical to x_cvt_vptr_to_uint ?

+#define MAKE_WINDOW_ID(x)		((xp_window_id)((size_t)(x)))

+

+Bool no_configure_window;

+

+static inline int

+configure_window (xp_window_id id, unsigned int mask,

+                  const xp_window_changes *values)

+{

+  if (!no_configure_window)

+    return xp_configure_window (id, mask, values);

+  else

+    return XP_Success;

+}

+

+

+static

+void xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen)

+{

+  /* This is how we tell xp that the colormap may have changed. */

+  xp_window_changes wc;

+  wc.colormap = xprColormapCallback;

+  wc.colormap_data = pScreen;

+

+  configure_window(MAKE_WINDOW_ID(wid), XP_COLORMAP, &wc);

+}

+

+static

+void xprHideWindow(RootlessFrameID wid)

+{

+  xp_window_changes wc;

+  wc.stack_mode = XP_UNMAPPED;

+  wc.sibling = 0;

+  configure_window(MAKE_WINDOW_ID(wid), XP_STACKING, &wc);

+}