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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/programs/Xserver/miext/rootless/rootlessCommon.h
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Diffstat (limited to 'nx-X11/programs/Xserver/miext/rootless/rootlessCommon.h')
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diff --git a/nx-X11/programs/Xserver/miext/rootless/rootlessCommon.h b/nx-X11/programs/Xserver/miext/rootless/rootlessCommon.h
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+/*
+ * Common internal rootless definitions and code
+ */
+/*
+ * Copyright (c) 2001 Greg Parker. All Rights Reserved.
+ * Copyright (c) 2002-2004 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.
+ */
+/* $XFree86: xc/programs/Xserver/miext/rootless/rootlessCommon.h,v 1.5 2004/07/02 01:30:33 torrey Exp $ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _ROOTLESSCOMMON_H
+#define _ROOTLESSCOMMON_H
+
+#include "rootless.h"
+#include "fb.h"
+
+#ifdef RENDER
+#include "picturestr.h"
+#endif
+
+
+// Debug output, or not.
+#ifdef ROOTLESSDEBUG
+#define RL_DEBUG_MSG ErrorF
+#else
+#define RL_DEBUG_MSG(a, ...)
+#endif
+
+
+// Global variables
+extern int rootlessGCPrivateIndex;
+extern int rootlessScreenPrivateIndex;
+extern int rootlessWindowPrivateIndex;
+
+
+// RootlessGCRec: private per-gc data
+typedef struct {
+ GCFuncs *originalFuncs;
+ GCOps *originalOps;
+} RootlessGCRec;
+
+
+// RootlessScreenRec: per-screen private data
+typedef struct _RootlessScreenRec {
+ // Rootless implementation functions
+ RootlessFrameProcsPtr imp;
+
+ // Wrapped screen functions
+ CreateScreenResourcesProcPtr CreateScreenResources;
+ CloseScreenProcPtr CloseScreen;
+
+ CreateWindowProcPtr CreateWindow;
+ DestroyWindowProcPtr DestroyWindow;
+ RealizeWindowProcPtr RealizeWindow;
+ UnrealizeWindowProcPtr UnrealizeWindow;
+ MoveWindowProcPtr MoveWindow;
+ ResizeWindowProcPtr ResizeWindow;
+ RestackWindowProcPtr RestackWindow;
+ ReparentWindowProcPtr ReparentWindow;
+ ChangeBorderWidthProcPtr ChangeBorderWidth;
+ PositionWindowProcPtr PositionWindow;
+ ChangeWindowAttributesProcPtr ChangeWindowAttributes;
+
+ CreateGCProcPtr CreateGC;
+ PaintWindowBackgroundProcPtr PaintWindowBackground;
+ PaintWindowBorderProcPtr PaintWindowBorder;
+ CopyWindowProcPtr CopyWindow;
+ GetImageProcPtr GetImage;
+ SourceValidateProcPtr SourceValidate;
+
+ MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
+ ValidateTreeProcPtr ValidateTree;
+
+#ifdef SHAPE
+ SetShapeProcPtr SetShape;
+#endif
+
+#ifdef RENDER
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+#endif
+
+ void *pixmap_data;
+ unsigned int pixmap_data_size;
+
+ void *redisplay_timer;
+ unsigned int redisplay_timer_set :1;
+ unsigned int redisplay_queued :1;
+ unsigned int redisplay_expired :1;
+} RootlessScreenRec, *RootlessScreenPtr;
+
+
+#undef MIN
+#define MIN(x,y) ((x) < (y) ? (x) : (y))
+#undef MAX
+#define MAX(x,y) ((x) > (y) ? (x) : (y))
+
+// "Definition of the Porting Layer for the X11 Sample Server" says
+// unwrap and rewrap of screen functions is unnecessary, but
+// screen->CreateGC changes after a call to cfbCreateGC.
+
+#define SCREEN_UNWRAP(screen, fn) \
+ screen->fn = SCREENREC(screen)->fn;
+
+#define SCREEN_WRAP(screen, fn) \
+ SCREENREC(screen)->fn = screen->fn; \
+ screen->fn = Rootless##fn
+
+
+// Accessors for screen and window privates
+
+#define SCREENREC(pScreen) \
+ ((RootlessScreenRec *)(pScreen)->devPrivates[rootlessScreenPrivateIndex].ptr)
+
+#define WINREC(pWin) \
+ ((RootlessWindowRec *)(pWin)->devPrivates[rootlessWindowPrivateIndex].ptr)
+
+
+// Call a rootless implementation function.
+// Many rootless implementation functions are allowed to be NULL.
+#define CallFrameProc(pScreen, proc, params) \
+ if (SCREENREC(pScreen)->frameProcs.proc) { \
+ RL_DEBUG_MSG("calling frame proc " #proc " "); \
+ SCREENREC(pScreen)->frameProcs.proc params; \
+ }
+
+
+// BoxRec manipulators
+// Copied from shadowfb
+
+#define TRIM_BOX(box, pGC) { \
+ BoxPtr extents = &pGC->pCompositeClip->extents;\
+ if(box.x1 < extents->x1) box.x1 = extents->x1; \
+ if(box.x2 > extents->x2) box.x2 = extents->x2; \
+ if(box.y1 < extents->y1) box.y1 = extents->y1; \
+ if(box.y2 > extents->y2) box.y2 = extents->y2; \
+}
+
+#define TRANSLATE_BOX(box, pDraw) { \
+ box.x1 += pDraw->x; \
+ box.x2 += pDraw->x; \
+ box.y1 += pDraw->y; \
+ box.y2 += pDraw->y; \
+}
+
+#define TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC) { \
+ TRANSLATE_BOX(box, pDraw); \
+ TRIM_BOX(box, pGC); \
+}
+
+#define BOX_NOT_EMPTY(box) \
+ (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
+
+
+// HUGE_ROOT and NORMAL_ROOT
+// We don't want to clip windows to the edge of the screen.
+// HUGE_ROOT temporarily makes the root window really big.
+// This is needed as a wrapper around any function that calls
+// SetWinSize or SetBorderSize which clip a window against its
+// parents, including the root.
+
+extern RegionRec rootlessHugeRoot;
+
+#define HUGE_ROOT(pWin) \
+ do { \
+ WindowPtr w = pWin; \
+ while (w->parent) \
+ w = w->parent; \
+ saveRoot = w->winSize; \
+ w->winSize = rootlessHugeRoot; \
+ } while (0)
+
+#define NORMAL_ROOT(pWin) \
+ do { \
+ WindowPtr w = pWin; \
+ while (w->parent) \
+ w = w->parent; \
+ w->winSize = saveRoot; \
+ } while (0)
+
+
+// Returns TRUE if this window is a top-level window (i.e. child of the root)
+// The root is not a top-level window.
+#define IsTopLevel(pWin) \
+ ((pWin) && (pWin)->parent && !(pWin)->parent->parent)
+
+// Returns TRUE if this window is a root window
+#define IsRoot(pWin) \
+ ((pWin) == WindowTable[(pWin)->drawable.pScreen->myNum])
+
+
+/*
+ * SetPixmapBaseToScreen
+ * Move the given pixmap's base address to where pixel (0, 0)
+ * would be if the pixmap's actual data started at (x, y).
+ * Can't access the bits before the first word of the drawable's data in
+ * rootless mode, so make sure our base address is always 32-bit aligned.
+ */
+#define SetPixmapBaseToScreen(pix, _x, _y) { \
+ PixmapPtr _pPix = (PixmapPtr) (pix); \
+ _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
+ ((int)(_x) * _pPix->drawable.bitsPerPixel/8 + \
+ (int)(_y) * _pPix->devKind); \
+ if (_pPix->drawable.bitsPerPixel != FB_UNIT) { \
+ unsigned _diff = ((unsigned) _pPix->devPrivate.ptr) & \
+ (FB_UNIT / CHAR_BIT - 1); \
+ _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
+ _diff; \
+ _pPix->drawable.x = _diff / \
+ (_pPix->drawable.bitsPerPixel / CHAR_BIT); \
+ } \
+}
+
+
+// Returns TRUE if this window is visible inside a frame
+// (e.g. it is visible and has a top-level or root parent)
+Bool IsFramedWindow(WindowPtr pWin);
+
+// Routines that cause regions to get redrawn.
+// DamageRegion and DamageRect are in global coordinates.
+// DamageBox is in window-local coordinates.
+void RootlessDamageRegion(WindowPtr pWindow, RegionPtr pRegion);
+void RootlessDamageRect(WindowPtr pWindow, int x, int y, int w, int h);
+void RootlessDamageBox(WindowPtr pWindow, BoxPtr pBox);
+void RootlessRedisplay(WindowPtr pWindow);
+void RootlessRedisplayScreen(ScreenPtr pScreen);
+
+void RootlessQueueRedisplay(ScreenPtr pScreen);
+
+// Move a window to its proper location on the screen.
+void RootlessRepositionWindow(WindowPtr pWin);
+
+// Move the window to it's correct place in the physical stacking order.
+void RootlessReorderWindow(WindowPtr pWin);
+
+#endif /* _ROOTLESSCOMMON_H */