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authormarha <marha@users.sourceforge.net>2010-08-19 20:55:15 +0000
committermarha <marha@users.sourceforge.net>2010-08-19 20:55:15 +0000
commit0ef233ddca61b9f3c72aa5f806ee818348f3aa20 (patch)
tree9ebcf3a881f9c387e5244055d48bc383f2afb16e /xorg-server/miext
parent2aa7bcf37f00b7884ae166d62db81493ea37934a (diff)
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xserver git update 19/8/2010
Diffstat (limited to 'xorg-server/miext')
-rw-r--r--xorg-server/miext/rootless/rootless.h900
-rw-r--r--xorg-server/miext/rootless/rootlessWindow.c12
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);
}
}