xserver git update 19/8/2010

2 files changed, 459 insertions, 453 deletions

diff --git a/xorg-server/miext/rootless/rootless.h b/xorg-server/miext/rootless/rootless.h
index 00eac4e8a..1046657c4 100644
--- a/xorg-server/miext/rootless/rootless.h
+++ b/xorg-server/miext/rootless/rootless.h
@@ -1,450 +1,450 @@
-/*
- * External interface to generic rootless mode
- */
-/*
- * 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifndef _ROOTLESS_H
-#define _ROOTLESS_H
-
-#include "rootlessConfig.h"
-#include "mi.h"
-#include "gcstruct.h"
-
-/*
-   Each top-level rootless window has a one-to-one correspondence to a physical
-   on-screen window. The physical window is refered to as a "frame".
- */
-
-typedef void * RootlessFrameID;
-
-/*
- * RootlessWindowRec
- *  This structure stores the per-frame data used by the rootless code.
- *  Each top-level X window has one RootlessWindowRec associated with it.
- */
-typedef struct _RootlessWindowRec {
-    // Position and size includes the window border
-    // Position is in per-screen coordinates
-    int x, y;
-    unsigned int width, height;
-    unsigned int borderWidth;
-    int level;
-
-    RootlessFrameID wid;	// implementation specific frame id
-    WindowPtr win;		// underlying X window
-
-    // Valid only when drawing (ie. is_drawing is set)
-    char *pixelData;
-    int bytesPerRow;
-
-    PixmapPtr pixmap;
-
-#ifdef ROOTLESS_TRACK_DAMAGE
-    RegionRec damage;
-#endif
-
-    unsigned int is_drawing :1;	// Currently drawing?
-    unsigned int is_reorder_pending :1;
-    unsigned int is_offscreen :1;
-    unsigned int is_obscured :1;
-} RootlessWindowRec, *RootlessWindowPtr;
-
-
-/* Offset for screen-local to global coordinate transforms */
-#ifdef ROOTLESS_GLOBAL_COORDS
-extern int rootlessGlobalOffsetX;
-extern int rootlessGlobalOffsetY;
-#endif
-
-/* The minimum number of bytes or pixels for which to use the
-   implementation's accelerated functions. */
-extern unsigned int rootless_CopyBytes_threshold;
-extern unsigned int rootless_FillBytes_threshold;
-extern unsigned int rootless_CompositePixels_threshold;
-extern unsigned int rootless_CopyWindow_threshold;
-
-/* Operations used by CompositePixels */
-enum rl_composite_op_enum {
-    RL_COMPOSITE_SRC = 0,
-    RL_COMPOSITE_OVER,
-};
-
-/* Data formats for depth field and composite functions */
-enum rl_depth_enum {
-    RL_DEPTH_NIL = 0,			/* null source when compositing */
-    RL_DEPTH_ARGB8888,
-    RL_DEPTH_RGB555,
-    RL_DEPTH_A8,			/* for masks when compositing */
-    RL_DEPTH_INDEX8,
-};
-
-/* Macro to form the composite function for CompositePixels */
-#define RL_COMPOSITE_FUNCTION(op, src_depth, mask_depth, dest_depth) \
-    (((op) << 24) | ((src_depth) << 16) \
-     | ((mask_depth) << 8) | ((dest_depth) << 0))
-
-/* Gravity for window contents during resizing */
-enum rl_gravity_enum {
-    RL_GRAVITY_NONE             = 0,	/* no gravity, fill everything */
-    RL_GRAVITY_NORTH_WEST       = 1,	/* anchor to top-left corner */
-    RL_GRAVITY_NORTH_EAST       = 2,	/* anchor to top-right corner */
-    RL_GRAVITY_SOUTH_EAST       = 3,	/* anchor to bottom-right corner */
-    RL_GRAVITY_SOUTH_WEST       = 4,	/* anchor to bottom-left corner */
-};
-
-
-/*------------------------------------------
-   Rootless Implementation Functions
-  ------------------------------------------*/
-
-/*
- * Create a new frame.
- *  The frame is created unmapped.
- *
- *  pFrame      RootlessWindowPtr for this frame should be completely
- *              initialized before calling except for pFrame->wid, which
- *              is set by this function.
- *  pScreen     Screen on which to place the new frame
- *  newX, newY  Position of the frame. These will be identical to pFrame-x,
- *              pFrame->y unless ROOTLESS_GLOBAL_COORDS is set.
- *  pNewShape   Shape for the frame (in frame-local coordinates). NULL for
- *              unshaped frames.
- */
-typedef Bool (*RootlessCreateFrameProc)
-    (RootlessWindowPtr pFrame, ScreenPtr pScreen, int newX, int newY,
-     RegionPtr pNewShape);
-
-/*
- * Destroy a frame.
- *  Drawing is stopped and all updates are flushed before this is called.
- *
- *  wid         Frame id
- */
-typedef void (*RootlessDestroyFrameProc)
-    (RootlessFrameID wid);
-
-/*
- * Move a frame on screen.
- *  Drawing is stopped and all updates are flushed before this is called.
- *
- *  wid         Frame id
- *  pScreen     Screen to move the new frame to
- *  newX, newY  New position of the frame
- */
-typedef void (*RootlessMoveFrameProc) 
-    (RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY);
-
-/*
- * Resize and move a frame.
- *  Drawing is stopped and all updates are flushed before this is called.
- *
- *  wid         Frame id
- *  pScreen     Screen to move the new frame to
- *  newX, newY  New position of the frame
- *  newW, newH  New size of the frame
- *  gravity     Gravity for window contents (rl_gravity_enum). This is always
- *              RL_GRAVITY_NONE unless ROOTLESS_RESIZE_GRAVITY is set.
- */
-typedef void (*RootlessResizeFrameProc)
-    (RootlessFrameID wid, ScreenPtr pScreen,
-     int newX, int newY, unsigned int newW, unsigned int newH,
-     unsigned int gravity);
-
-/*
- * Change frame ordering (AKA stacking, layering).
- *  Drawing is stopped before this is called. Unmapped frames are mapped by
- *  setting their ordering.
- *
- *  wid         Frame id
- *  nextWid     Frame id of frame that is now above this one or NULL if this
- *              frame is at the top.
- */
-typedef void (*RootlessRestackFrameProc)
-    (RootlessFrameID wid, RootlessFrameID nextWid);
-
-/*
- * Change frame's shape.
- *  Drawing is stopped before this is called.
- *
- *  wid         Frame id
- *  pNewShape   New shape for the frame (in frame-local coordinates)
- *              or NULL if now unshaped.
- */
-typedef void (*RootlessReshapeFrameProc)
-    (RootlessFrameID wid, RegionPtr pNewShape);
-
-/*
- * Unmap a frame.
- *
- *  wid         Frame id
- */
-typedef void (*RootlessUnmapFrameProc)
-    (RootlessFrameID wid);
-
-/*
- * Start drawing to a frame.
- *  Prepare a frame for direct access to its backing buffer.
- *
- *  wid         Frame id
- *  pixelData   Address of the backing buffer (returned)
- *  bytesPerRow Width in bytes of the backing buffer (returned)
- */
-typedef void (*RootlessStartDrawingProc)
-    (RootlessFrameID wid, char **pixelData, int *bytesPerRow);
-
-/*
- * Stop drawing to a frame.
- *  No drawing to the frame's backing buffer will occur until drawing
- *  is started again.
- *
- *  wid         Frame id
- *  flush       Flush drawing updates for this frame to the screen. This
- *              will always be FALSE if ROOTLESS_TRACK_DAMAGE is set.
- */
-typedef void (*RootlessStopDrawingProc)
-    (RootlessFrameID wid, Bool flush);
-
-/*
- * Flush drawing updates to the screen.
- *  Drawing is stopped before this is called.
- *
- *  wid         Frame id
- *  pDamage     Region containing all the changed pixels in frame-lcoal
- *              coordinates. This is clipped to the window's clip. This
- *              will be NULL if ROOTLESS_TRACK_DAMAGE is not set.
- */
-typedef void (*RootlessUpdateRegionProc)
-    (RootlessFrameID wid, RegionPtr pDamage);
-
-/*
- * Mark damaged rectangles as requiring redisplay to screen.
- *  This will only be called if ROOTLESS_TRACK_DAMAGE is not set.
- *
- *  wid         Frame id
- *  nrects      Number of damaged rectangles
- *  rects       Array of damaged rectangles in frame-local coordinates
- *  shift_x,    Vector to shift rectangles by
- *   shift_y
- */
-typedef void (*RootlessDamageRectsProc)
-    (RootlessFrameID wid, int nrects, const BoxRec *rects,
-     int shift_x, int shift_y);
-
-/*
- * Switch the window associated with a frame. (Optional)
- *  When a framed window is reparented, the frame is resized and set to
- *  use the new top-level parent. If defined this function will be called
- *  afterwards for implementation specific bookkeeping.
- *
- *  pFrame      Frame whose window has switched
- *  oldWin      Previous window wrapped by this frame
- */
-typedef void (*RootlessSwitchWindowProc)
-    (RootlessWindowPtr pFrame, WindowPtr oldWin);
-
-/*
- * Check if window should be reordered. (Optional)
- *  The underlying window system may animate windows being ordered in.
- *  We want them to be mapped but remain ordered out until the animation
- *  completes. If defined this function will be called to check if a
- *  framed window should be reordered now. If this function returns
- *  FALSE, the window will still be mapped from the X11 perspective, but
- *  the RestackFrame function will not be called for its frame.
- *
- *  pFrame      Frame to reorder
- */
-typedef Bool (*RootlessDoReorderWindowProc)
-    (RootlessWindowPtr pFrame);
-
-/*
- * Copy bytes. (Optional)
- *  Source and destinate may overlap and the right thing should happen.
- *
- *  width       Bytes to copy per row
- *  height      Number of rows
- *  src         Source data
- *  srcRowBytes Width of source in bytes
- *  dst         Destination data
- *  dstRowBytes Width of destination in bytes
- */
-typedef void (*RootlessCopyBytesProc)
-    (unsigned int width, unsigned int height,
-     const void *src, unsigned int srcRowBytes,
-     void *dst, unsigned int dstRowBytes);
-
-/*
- * Fill memory with 32-bit pattern. (Optional)
- *
- *  width       Bytes to fill per row
- *  height      Number of rows
- *  value       32-bit pattern to fill with
- *  dst         Destination data
- *  dstRowBytes Width of destination in bytes
- */
-typedef void (*RootlessFillBytesProc)
-    (unsigned int width, unsigned int height, unsigned int value,
-     void *dst, unsigned int dstRowBytes);
-
-/*
- * Composite pixels from source and mask to destination. (Optional)
- *
- *  width, height   Size of area to composite to in pizels
- *  function        Composite function built with RL_COMPOSITE_FUNCTION
- *  src             Source data
- *  srcRowBytes     Width of source in bytes (Passing NULL means source
- *                  is a single pixel.
- *  mask            Mask data
- *  maskRowBytes    Width of mask in bytes
- *  dst             Destination data
- *  dstRowBytes     Width of destination in bytes
- *
- *  For src and dst, the first element of the array is the color data. If
- *  the second element is non-null it implies there is alpha data (which
- *  may be meshed or planar). Data without alpha is assumed to be opaque.
- *
- *  An X11 error code is returned.
- */
-typedef int (*RootlessCompositePixelsProc)
-    (unsigned int width, unsigned int height, unsigned int function,
-     void *src[2], unsigned int srcRowBytes[2],
-     void *mask, unsigned int maskRowBytes,
-     void *dst[2], unsigned int dstRowBytes[2]);
-
-/*
- * Copy area in frame to another part of frame. (Optional)
- *
- *  wid         Frame id
- *  dstNrects   Number of rectangles to copy
- *  dstRects    Array of rectangles to copy
- *  dx, dy      Number of pixels away to copy area
- */
-typedef void (*RootlessCopyWindowProc)
-    (RootlessFrameID wid, int dstNrects, const BoxRec *dstRects,
-     int dx, int dy);
-
-
-typedef void (*RootlessHideWindowProc)
-     (RootlessFrameID wid);
-
-typedef void (*RootlessUpdateColormapProc)
-     (RootlessFrameID wid, ScreenPtr pScreen);
-
-/*
- * Rootless implementation function list
- */
-typedef struct _RootlessFrameProcs {
-    RootlessCreateFrameProc CreateFrame;
-    RootlessDestroyFrameProc DestroyFrame;
-
-    RootlessMoveFrameProc MoveFrame;
-    RootlessResizeFrameProc ResizeFrame;
-    RootlessRestackFrameProc RestackFrame;
-    RootlessReshapeFrameProc ReshapeFrame;
-    RootlessUnmapFrameProc UnmapFrame;
-
-    RootlessStartDrawingProc StartDrawing;
-    RootlessStopDrawingProc StopDrawing;
-    RootlessUpdateRegionProc UpdateRegion;
-#ifndef ROOTLESS_TRACK_DAMAGE
-    RootlessDamageRectsProc DamageRects;
-#endif
-
-    /* Optional frame functions */
-    RootlessSwitchWindowProc SwitchWindow;
-    RootlessDoReorderWindowProc DoReorderWindow;
-    RootlessHideWindowProc HideWindow;
-    RootlessUpdateColormapProc UpdateColormap;
-
-    /* Optional acceleration functions */
-    RootlessCopyBytesProc CopyBytes;
-    RootlessFillBytesProc FillBytes;
-    RootlessCompositePixelsProc CompositePixels;
-    RootlessCopyWindowProc CopyWindow;
-} RootlessFrameProcsRec, *RootlessFrameProcsPtr;
-
-
-/*
- * Initialize rootless mode on the given screen.
- */
-Bool RootlessInit(ScreenPtr pScreen, RootlessFrameProcsPtr procs);
-
-/*
- * Initialize acceleration for rootless mode on a given screen.
- *  Note: RootlessAccelInit() must be called before DamageSetup()
- *  and RootlessInit() must be called afterwards.
- */
-Bool RootlessAccelInit(ScreenPtr pScreen);
-
-/*
- * Return the frame ID for the physical window displaying the given window. 
- *
- *  create      If true and the window has no frame, attempt to create one
- */
-RootlessFrameID RootlessFrameForWindow(WindowPtr pWin, Bool create);
-
-/*
- * Return the top-level parent of a window.
- *  The root is the top-level parent of itself, even though the root is
- *  not otherwise considered to be a top-level window.
- */
-WindowPtr TopLevelParent(WindowPtr pWindow);
-
-/*
- * Prepare a window for direct access to its backing buffer.
- */
-void RootlessStartDrawing(WindowPtr pWindow);
-
-/*
- * Finish drawing to a window's backing buffer.
- *
- *  flush       If true and ROOTLESS_TRACK_DAMAGE is set, damaged areas
- *              are flushed to the screen.
- */
-void RootlessStopDrawing(WindowPtr pWindow, Bool flush);
-
-/*
- * Alocate a new screen pixmap.
- *  miCreateScreenResources does not do this properly with a null
- *  framebuffer pointer.
- */
-void RootlessUpdateScreenPixmap(ScreenPtr pScreen);
-
-/*
- * Reposition all windows on a screen to their correct positions.
- */
-void RootlessRepositionWindows(ScreenPtr pScreen);
-
-/*
- * Bring all windows to the front of the Aqua stack
- */
-void RootlessOrderAllWindows (void);
-#endif /* _ROOTLESS_H */
+/*

+ * External interface to generic rootless mode

+ */

+/*

+ * 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.

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#ifndef _ROOTLESS_H

+#define _ROOTLESS_H

+

+#include "rootlessConfig.h"

+#include "mi.h"

+#include "gcstruct.h"

+

+/*

+   Each top-level rootless window has a one-to-one correspondence to a physical

+   on-screen window. The physical window is refered to as a "frame".

+ */

+

+typedef void * RootlessFrameID;

+

+/*

+ * RootlessWindowRec

+ *  This structure stores the per-frame data used by the rootless code.

+ *  Each top-level X window has one RootlessWindowRec associated with it.

+ */

+typedef struct _RootlessWindowRec {

+    // Position and size includes the window border

+    // Position is in per-screen coordinates

+    int x, y;

+    unsigned int width, height;

+    unsigned int borderWidth;

+    int level;

+

+    RootlessFrameID wid;	// implementation specific frame id

+    WindowPtr win;		// underlying X window

+

+    // Valid only when drawing (ie. is_drawing is set)

+    char *pixelData;

+    int bytesPerRow;

+

+    PixmapPtr pixmap;

+

+#ifdef ROOTLESS_TRACK_DAMAGE

+    RegionRec damage;

+#endif

+

+    unsigned int is_drawing :1;	// Currently drawing?

+    unsigned int is_reorder_pending :1;

+    unsigned int is_offscreen :1;

+    unsigned int is_obscured :1;

+} RootlessWindowRec, *RootlessWindowPtr;

+

+

+/* Offset for screen-local to global coordinate transforms */

+#ifdef ROOTLESS_GLOBAL_COORDS

+extern int rootlessGlobalOffsetX;

+extern int rootlessGlobalOffsetY;

+#endif

+

+/* The minimum number of bytes or pixels for which to use the

+   implementation's accelerated functions. */

+extern unsigned int rootless_CopyBytes_threshold;

+extern unsigned int rootless_FillBytes_threshold;

+extern unsigned int rootless_CompositePixels_threshold;

+extern unsigned int rootless_CopyWindow_threshold;

+

+/* Operations used by CompositePixels */

+enum rl_composite_op_enum {

+    RL_COMPOSITE_SRC = 0,

+    RL_COMPOSITE_OVER,

+};

+

+/* Data formats for depth field and composite functions */

+enum rl_depth_enum {

+    RL_DEPTH_NIL = 0,			/* null source when compositing */

+    RL_DEPTH_ARGB8888,

+    RL_DEPTH_RGB555,

+    RL_DEPTH_A8,			/* for masks when compositing */

+    RL_DEPTH_INDEX8,

+};

+

+/* Macro to form the composite function for CompositePixels */

+#define RL_COMPOSITE_FUNCTION(op, src_depth, mask_depth, dest_depth) \

+    (((op) << 24) | ((src_depth) << 16) \

+     | ((mask_depth) << 8) | ((dest_depth) << 0))

+

+/* Gravity for window contents during resizing */

+enum rl_gravity_enum {

+    RL_GRAVITY_NONE             = 0,	/* no gravity, fill everything */

+    RL_GRAVITY_NORTH_WEST       = 1,	/* anchor to top-left corner */

+    RL_GRAVITY_NORTH_EAST       = 2,	/* anchor to top-right corner */

+    RL_GRAVITY_SOUTH_EAST       = 3,	/* anchor to bottom-right corner */

+    RL_GRAVITY_SOUTH_WEST       = 4,	/* anchor to bottom-left corner */

+};

+

+

+/*------------------------------------------

+   Rootless Implementation Functions

+  ------------------------------------------*/

+

+/*

+ * Create a new frame.

+ *  The frame is created unmapped.

+ *

+ *  pFrame      RootlessWindowPtr for this frame should be completely

+ *              initialized before calling except for pFrame->wid, which

+ *              is set by this function.

+ *  pScreen     Screen on which to place the new frame

+ *  newX, newY  Position of the frame. These will be identical to pFrame-x,

+ *              pFrame->y unless ROOTLESS_GLOBAL_COORDS is set.

+ *  pNewShape   Shape for the frame (in frame-local coordinates). NULL for

+ *              unshaped frames.

+ */

+typedef Bool (*RootlessCreateFrameProc)

+    (RootlessWindowPtr pFrame, ScreenPtr pScreen, int newX, int newY,

+     RegionPtr pNewShape);

+

+/*

+ * Destroy a frame.

+ *  Drawing is stopped and all updates are flushed before this is called.

+ *

+ *  wid         Frame id

+ */

+typedef void (*RootlessDestroyFrameProc)

+    (RootlessFrameID wid);

+

+/*

+ * Move a frame on screen.

+ *  Drawing is stopped and all updates are flushed before this is called.

+ *

+ *  wid         Frame id

+ *  pScreen     Screen to move the new frame to

+ *  newX, newY  New position of the frame

+ */

+typedef void (*RootlessMoveFrameProc) 

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

+

+/*

+ * Resize and move a frame.

+ *  Drawing is stopped and all updates are flushed before this is called.

+ *

+ *  wid         Frame id

+ *  pScreen     Screen to move the new frame to

+ *  newX, newY  New position of the frame

+ *  newW, newH  New size of the frame

+ *  gravity     Gravity for window contents (rl_gravity_enum). This is always

+ *              RL_GRAVITY_NONE unless ROOTLESS_RESIZE_GRAVITY is set.

+ */

+typedef void (*RootlessResizeFrameProc)

+    (RootlessFrameID wid, ScreenPtr pScreen,

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

+     unsigned int gravity);

+

+/*

+ * Change frame ordering (AKA stacking, layering).

+ *  Drawing is stopped before this is called. Unmapped frames are mapped by

+ *  setting their ordering.

+ *

+ *  wid         Frame id

+ *  nextWid     Frame id of frame that is now above this one or NULL if this

+ *              frame is at the top.

+ */

+typedef void (*RootlessRestackFrameProc)

+    (RootlessFrameID wid, RootlessFrameID nextWid);

+

+/*

+ * Change frame's shape.

+ *  Drawing is stopped before this is called.

+ *

+ *  wid         Frame id

+ *  pNewShape   New shape for the frame (in frame-local coordinates)

+ *              or NULL if now unshaped.

+ */

+typedef void (*RootlessReshapeFrameProc)

+    (RootlessFrameID wid, RegionPtr pNewShape);

+

+/*

+ * Unmap a frame.

+ *

+ *  wid         Frame id

+ */

+typedef void (*RootlessUnmapFrameProc)

+    (RootlessFrameID wid);

+

+/*

+ * Start drawing to a frame.

+ *  Prepare a frame for direct access to its backing buffer.

+ *

+ *  wid         Frame id

+ *  pixelData   Address of the backing buffer (returned)

+ *  bytesPerRow Width in bytes of the backing buffer (returned)

+ */

+typedef void (*RootlessStartDrawingProc)

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

+

+/*

+ * Stop drawing to a frame.

+ *  No drawing to the frame's backing buffer will occur until drawing

+ *  is started again.

+ *

+ *  wid         Frame id

+ *  flush       Flush drawing updates for this frame to the screen. This

+ *              will always be FALSE if ROOTLESS_TRACK_DAMAGE is set.

+ */

+typedef void (*RootlessStopDrawingProc)

+    (RootlessFrameID wid, Bool flush);

+

+/*

+ * Flush drawing updates to the screen.

+ *  Drawing is stopped before this is called.

+ *

+ *  wid         Frame id

+ *  pDamage     Region containing all the changed pixels in frame-lcoal

+ *              coordinates. This is clipped to the window's clip. This

+ *              will be NULL if ROOTLESS_TRACK_DAMAGE is not set.

+ */

+typedef void (*RootlessUpdateRegionProc)

+    (RootlessFrameID wid, RegionPtr pDamage);

+

+/*

+ * Mark damaged rectangles as requiring redisplay to screen.

+ *  This will only be called if ROOTLESS_TRACK_DAMAGE is not set.

+ *

+ *  wid         Frame id

+ *  nrects      Number of damaged rectangles

+ *  rects       Array of damaged rectangles in frame-local coordinates

+ *  shift_x,    Vector to shift rectangles by

+ *   shift_y

+ */

+typedef void (*RootlessDamageRectsProc)

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

+     int shift_x, int shift_y);

+

+/*

+ * Switch the window associated with a frame. (Optional)

+ *  When a framed window is reparented, the frame is resized and set to

+ *  use the new top-level parent. If defined this function will be called

+ *  afterwards for implementation specific bookkeeping.

+ *

+ *  pFrame      Frame whose window has switched

+ *  oldWin      Previous window wrapped by this frame

+ */

+typedef void (*RootlessSwitchWindowProc)

+    (RootlessWindowPtr pFrame, WindowPtr oldWin);

+

+/*

+ * Check if window should be reordered. (Optional)

+ *  The underlying window system may animate windows being ordered in.

+ *  We want them to be mapped but remain ordered out until the animation

+ *  completes. If defined this function will be called to check if a

+ *  framed window should be reordered now. If this function returns

+ *  FALSE, the window will still be mapped from the X11 perspective, but

+ *  the RestackFrame function will not be called for its frame.

+ *

+ *  pFrame      Frame to reorder

+ */

+typedef Bool (*RootlessDoReorderWindowProc)

+    (RootlessWindowPtr pFrame);

+

+/*

+ * Copy bytes. (Optional)

+ *  Source and destinate may overlap and the right thing should happen.

+ *

+ *  width       Bytes to copy per row

+ *  height      Number of rows

+ *  src         Source data

+ *  srcRowBytes Width of source in bytes

+ *  dst         Destination data

+ *  dstRowBytes Width of destination in bytes

+ */

+typedef void (*RootlessCopyBytesProc)

+    (unsigned int width, unsigned int height,

+     const void *src, unsigned int srcRowBytes,

+     void *dst, unsigned int dstRowBytes);

+

+/*

+ * Fill memory with 32-bit pattern. (Optional)

+ *

+ *  width       Bytes to fill per row

+ *  height      Number of rows

+ *  value       32-bit pattern to fill with

+ *  dst         Destination data

+ *  dstRowBytes Width of destination in bytes

+ */

+typedef void (*RootlessFillBytesProc)

+    (unsigned int width, unsigned int height, unsigned int value,

+     void *dst, unsigned int dstRowBytes);

+

+/*

+ * Composite pixels from source and mask to destination. (Optional)

+ *

+ *  width, height   Size of area to composite to in pizels

+ *  function        Composite function built with RL_COMPOSITE_FUNCTION

+ *  src             Source data

+ *  srcRowBytes     Width of source in bytes (Passing NULL means source

+ *                  is a single pixel.

+ *  mask            Mask data

+ *  maskRowBytes    Width of mask in bytes

+ *  dst             Destination data

+ *  dstRowBytes     Width of destination in bytes

+ *

+ *  For src and dst, the first element of the array is the color data. If

+ *  the second element is non-null it implies there is alpha data (which

+ *  may be meshed or planar). Data without alpha is assumed to be opaque.

+ *

+ *  An X11 error code is returned.

+ */

+typedef int (*RootlessCompositePixelsProc)

+    (unsigned int width, unsigned int height, unsigned int function,

+     void *src[2], unsigned int srcRowBytes[2],

+     void *mask, unsigned int maskRowBytes,

+     void *dst[2], unsigned int dstRowBytes[2]);

+

+/*

+ * Copy area in frame to another part of frame. (Optional)

+ *

+ *  wid         Frame id

+ *  dstNrects   Number of rectangles to copy

+ *  dstRects    Array of rectangles to copy

+ *  dx, dy      Number of pixels away to copy area

+ */

+typedef void (*RootlessCopyWindowProc)

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

+     int dx, int dy);

+

+

+typedef void (*RootlessHideWindowProc)

+     (RootlessFrameID wid);

+

+typedef void (*RootlessUpdateColormapProc)

+     (RootlessFrameID wid, ScreenPtr pScreen);

+

+/*

+ * Rootless implementation function list

+ */

+typedef struct _RootlessFrameProcs {

+    RootlessCreateFrameProc CreateFrame;

+    RootlessDestroyFrameProc DestroyFrame;

+

+    RootlessMoveFrameProc MoveFrame;

+    RootlessResizeFrameProc ResizeFrame;

+    RootlessRestackFrameProc RestackFrame;

+    RootlessReshapeFrameProc ReshapeFrame;

+    RootlessUnmapFrameProc UnmapFrame;

+

+    RootlessStartDrawingProc StartDrawing;

+    RootlessStopDrawingProc StopDrawing;

+    RootlessUpdateRegionProc UpdateRegion;

+#ifndef ROOTLESS_TRACK_DAMAGE

+    RootlessDamageRectsProc DamageRects;

+#endif

+

+    /* Optional frame functions */

+    RootlessSwitchWindowProc SwitchWindow;

+    RootlessDoReorderWindowProc DoReorderWindow;

+    RootlessHideWindowProc HideWindow;

+    RootlessUpdateColormapProc UpdateColormap;

+

+    /* Optional acceleration functions */

+    RootlessCopyBytesProc CopyBytes;

+    RootlessFillBytesProc FillBytes;

+    RootlessCompositePixelsProc CompositePixels;

+    RootlessCopyWindowProc CopyWindow;

+} RootlessFrameProcsRec, *RootlessFrameProcsPtr;

+

+

+/*

+ * Initialize rootless mode on the given screen.

+ */

+Bool RootlessInit(ScreenPtr pScreen, RootlessFrameProcsPtr procs);

+

+/*

+ * Initialize acceleration for rootless mode on a given screen.

+ *  Note: RootlessAccelInit() must be called before DamageSetup()

+ *  and RootlessInit() must be called afterwards.

+ */

+Bool RootlessAccelInit(ScreenPtr pScreen);

+

+/*

+ * Return the frame ID for the physical window displaying the given window. 

+ *

+ *  create      If true and the window has no frame, attempt to create one

+ */

+RootlessFrameID RootlessFrameForWindow(WindowPtr pWin, Bool create);

+

+/*

+ * Return the top-level parent of a window.

+ *  The root is the top-level parent of itself, even though the root is

+ *  not otherwise considered to be a top-level window.

+ */

+WindowPtr TopLevelParent(WindowPtr pWindow);

+

+/*

+ * Prepare a window for direct access to its backing buffer.

+ */

+void RootlessStartDrawing(WindowPtr pWindow);

+

+/*

+ * Finish drawing to a window's backing buffer.

+ *

+ *  flush       If true and ROOTLESS_TRACK_DAMAGE is set, damaged areas

+ *              are flushed to the screen.

+ */

+void RootlessStopDrawing(WindowPtr pWindow, Bool flush);

+

+/*

+ * Alocate a new screen pixmap.

+ *  miCreateScreenResources does not do this properly with a null

+ *  framebuffer pointer.

+ */

+void RootlessUpdateScreenPixmap(ScreenPtr pScreen);

+

+/*

+ * Reposition all windows on a screen to their correct positions.

+ */

+void RootlessRepositionWindows(ScreenPtr pScreen);

+

+/*

+ * Bring all windows to the front of the native stack

+ */

+void RootlessOrderAllWindows (Bool include_unhitable);

+#endif /* _ROOTLESS_H */

diff --git a/xorg-server/miext/rootless/rootlessWindow.c b/xorg-server/miext/rootless/rootlessWindow.c
index 9ec679395..e4fde4395 100644
--- a/xorg-server/miext/rootless/rootlessWindow.c
+++ b/xorg-server/miext/rootless/rootlessWindow.c
@@ -581,10 +581,15 @@ RootlessReorderWindow(WindowPtr pWin)
 

         RootlessStopDrawing(pWin, FALSE);

 

-        /* Find the next window above this one that has a mapped frame. */

+        /* Find the next window above this one that has a mapped frame. 

+         * Only include cases where the windows are in the same category of

+         * hittability to ensure offscreen windows dont get restacked

+         * relative to onscreen ones (but that the offscreen ones maintain

+         * their stacking order if they are explicitly asked to Reorder

+         */

 

         newPrevW = pWin->prevSib;

-        while (newPrevW && (WINREC(newPrevW) == NULL || !newPrevW->realized))

+        while (newPrevW && (WINREC(newPrevW) == NULL || !newPrevW->realized || newPrevW->rootlessUnhittable != pWin->rootlessUnhittable))

             newPrevW = newPrevW->prevSib;

 

         newPrev = newPrevW != NULL ? WINREC(newPrevW) : NULL;

@@ -1502,7 +1507,7 @@ RootlessChangeBorderWidth(WindowPtr pWin, unsigned int width)
  * (i.e in front of Aqua windows) -- called when X11.app is given focus

  */

 void

-RootlessOrderAllWindows (void)

+RootlessOrderAllWindows (Bool include_unhitable)

 {

     int i;

     WindowPtr pWin;

@@ -1519,6 +1524,7 @@ RootlessOrderAllWindows (void)
       for (pWin = pWin->firstChild; pWin != NULL; pWin = pWin->nextSib) {

 	if (!pWin->realized) continue;

 	if (RootlessEnsureFrame(pWin) == NULL) continue;

+        if (!include_unhitable && pWin->rootlessUnhittable) continue;

 	RootlessReorderWindow (pWin);

       }

     }