b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Common internal rootless definitions and code
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Copyright (c) 2001 Greg Parker. All Rights Reserved.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Permission is hereby granted, free of charge, to any person obtaining a
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * copy of this software and associated documentation files (the "Software"),
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * to deal in the Software without restriction, including without limitation
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * the rights to use, copy, modify, merge, publish, distribute, sublicense,
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * and/or sell copies of the Software, and to permit persons to whom the
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Software is furnished to do so, subject to the following conditions:
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * The above copyright notice and this permission notice shall be included in
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * all copies or substantial portions of the Software.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * DEALINGS IN THE SOFTWARE.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Except as contained in this notice, the name(s) of the above copyright
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * holders shall not be used in advertising or otherwise to promote the sale,
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * use or other dealings in this Software without prior written authorization.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Debug output, or not.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Global variables
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncextern DevPrivateKey rootlessWindowOldPixmapPrivateKey;
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// RootlessGCRec: private per-gc data
b9a21c3c91c47e090316e28d759194e46628ed49vboxsynctypedef struct {
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// RootlessScreenRec: per-screen private data
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync // Rootless implementation functions
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync // Wrapped screen functions
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync CreateScreenResourcesProcPtr CreateScreenResources;
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync ChangeWindowAttributesProcPtr ChangeWindowAttributes;
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// "Definition of the Porting Layer for the X11 Sample Server" says
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// unwrap and rewrap of screen functions is unnecessary, but
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// screen->CreateGC changes after a call to cfbCreateGC.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Accessors for screen and window privates
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync dixLookupPrivate(&(pScreen)->devPrivates, rootlessScreenPrivateKey))
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync dixSetPrivate(&(pScreen)->devPrivates, rootlessScreenPrivateKey, v)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync dixLookupPrivate(&(pWin)->devPrivates, rootlessWindowPrivateKey))
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync dixSetPrivate(&(pWin)->devPrivates, rootlessWindowPrivateKey, v)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Call a rootless implementation function.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Many rootless implementation functions are allowed to be NULL.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// BoxRec manipulators
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Copied from shadowfb
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// HUGE_ROOT and NORMAL_ROOT
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// We don't want to clip windows to the edge of the screen.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// HUGE_ROOT temporarily makes the root window really big.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// This is needed as a wrapper around any function that calls
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// SetWinSize or SetBorderSize which clip a window against its
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// parents, including the root.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync while (w->parent) \
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync } while (0)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync while (w->parent) \
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync } while (0)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Returns TRUE if this window is a top-level window (i.e. child of the root)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// The root is not a top-level window.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync ((pWin) && (pWin)->parent && !(pWin)->parent->parent)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Returns TRUE if this window is a root window
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync ((pWin) == WindowTable[(pWin)->drawable.pScreen->myNum])
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * SetPixmapBaseToScreen
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Move the given pixmap's base address to where pixel (0, 0)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * would be if the pixmap's actual data started at (x, y).
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * Can't access the bits before the first word of the drawable's data in
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync * rootless mode, so make sure our base address is always 32-bit aligned.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync size_t _diff = ((size_t) _pPix->devPrivate.ptr) & \
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Returns TRUE if this window is visible inside a frame
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// (e.g. it is visible and has a top-level or root parent)
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Routines that cause regions to get redrawn.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// DamageRegion and DamageRect are in global coordinates.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// DamageBox is in window-local coordinates.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncvoid RootlessDamageRegion(WindowPtr pWindow, RegionPtr pRegion);
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncvoid RootlessDamageRect(WindowPtr pWindow, int x, int y, int w, int h);
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncvoid RootlessDamageBox(WindowPtr pWindow, BoxPtr pBox);
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync/* Return the colormap currently installed on the given screen. */
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncColormapPtr RootlessGetColormap (ScreenPtr pScreen);
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync/* Convert colormap to ARGB. */
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncBool RootlessResolveColormap (ScreenPtr pScreen, int first_color,
b9a21c3c91c47e090316e28d759194e46628ed49vboxsyncvoid RootlessFlushScreenColormaps (ScreenPtr pScreen);
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Move a window to its proper location on the screen.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync// Move the window to it's correct place in the physical stacking order.
b9a21c3c91c47e090316e28d759194e46628ed49vboxsync#endif /* _ROOTLESSCOMMON_H */