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authormarha <marha@users.sourceforge.net>2010-06-11 12:14:52 +0000
committermarha <marha@users.sourceforge.net>2010-06-11 12:14:52 +0000
commit4c61bf84b11e26e6f22648668c95ea760a379163 (patch)
tree0ac762ab2815eae283dded7447ad7cb5a54b926a /xorg-server/hw/xwin/winscrinit.c
parente1dabd2ce8be0d70c6c15353b58de256129dfd1f (diff)
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xserver git update 11/6/2010
Diffstat (limited to 'xorg-server/hw/xwin/winscrinit.c')
-rw-r--r--xorg-server/hw/xwin/winscrinit.c1576
1 files changed, 788 insertions, 788 deletions
diff --git a/xorg-server/hw/xwin/winscrinit.c b/xorg-server/hw/xwin/winscrinit.c
index 4fa987cd9..179eff8d0 100644
--- a/xorg-server/hw/xwin/winscrinit.c
+++ b/xorg-server/hw/xwin/winscrinit.c
@@ -1,788 +1,788 @@
-/*
- *Copyright (C) 1994-2000 The XFree86 Project, Inc. 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 XFREE86 PROJECT 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 of the XFree86 Project
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from the XFree86 Project.
- *
- * Authors: Dakshinamurthy Karra
- * Suhaib M Siddiqi
- * Peter Busch
- * Harold L Hunt II
- * Kensuke Matsuzaki
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-#include "winmsg.h"
-
-
-#ifdef XWIN_MULTIWINDOWEXTWM
-static RootlessFrameProcsRec
-winMWExtWMProcs = {
- winMWExtWMCreateFrame,
- winMWExtWMDestroyFrame,
-
- winMWExtWMMoveFrame,
- winMWExtWMResizeFrame,
- winMWExtWMRestackFrame,
- winMWExtWMReshapeFrame,
- winMWExtWMUnmapFrame,
-
- winMWExtWMStartDrawing,
- winMWExtWMStopDrawing,
- winMWExtWMUpdateRegion,
-#ifndef ROOTLESS_TRACK_DAMAGE
- winMWExtWMDamageRects,
-#endif
- winMWExtWMRootlessSwitchWindow,
- NULL,//winMWExtWMDoReorderWindow,
- NULL,//winMWExtWMHideWindow,
- NULL,//winMWExtWMUpdateColorMap,
-
- NULL,//winMWExtWMCopyBytes,
- NULL,//winMWExtWMFillBytes,
- NULL,//winMWExtWMCompositePixels,
- winMWExtWMCopyWindow
-};
-#endif
-
-
-/*
- * References to external symbols
- */
-
-extern Bool g_fSoftwareCursor;
-
-
-/*
- * Prototypes
- */
-
-Bool
-winRandRInit (ScreenPtr pScreen);
-
-
-/*
- * Local functions
- */
-
-static Bool
-winSaveScreen (ScreenPtr pScreen, int on);
-
-
-/*
- * Determine what type of screen we are initializing
- * and call the appropriate procedure to intiailize
- * that type of screen.
- */
-
-Bool
-winScreenInit (int index,
- ScreenPtr pScreen,
- int argc, char **argv)
-{
- winScreenInfoPtr pScreenInfo = &g_ScreenInfo[index];
- winPrivScreenPtr pScreenPriv;
- HDC hdc;
-
-#if CYGDEBUG || YES
- winDebug ("winScreenInit - dwWidth: %ld dwHeight: %ld\n",
- pScreenInfo->dwWidth, pScreenInfo->dwHeight);
-#endif
-
- /* Allocate privates for this screen */
- if (!winAllocatePrivates (pScreen))
- {
- ErrorF ("winScreenInit - Couldn't allocate screen privates\n");
- return FALSE;
- }
-
- /* Get a pointer to the privates structure that was allocated */
- pScreenPriv = winGetScreenPriv (pScreen);
-
- /* Save a pointer to this screen in the screen info structure */
- pScreenInfo->pScreen = pScreen;
-
- /* Save a pointer to the screen info in the screen privates structure */
- /* This allows us to get back to the screen info from a screen pointer */
- pScreenPriv->pScreenInfo = pScreenInfo;
-
- /*
- * Determine which engine to use.
- *
- * NOTE: This is done once per screen because each screen possibly has
- * a preferred engine specified on the command line.
- */
- if (!winSetEngine (pScreen))
- {
- ErrorF ("winScreenInit - winSetEngine () failed\n");
- return FALSE;
- }
-
- /* Adjust the video mode for our engine type */
- if (!(*pScreenPriv->pwinAdjustVideoMode) (pScreen))
- {
- ErrorF ("winScreenInit - winAdjustVideoMode () failed\n");
- return FALSE;
- }
-
- /* Check for supported display depth */
- if (!(WIN_SUPPORTED_BPPS & (1 << (pScreenInfo->dwBPP - 1))))
- {
- ErrorF ("winScreenInit - Unsupported display depth: %d\n" \
- "Change your Windows display depth to 15, 16, 24, or 32 bits "
- "per pixel.\n",
- (int) pScreenInfo->dwBPP);
- ErrorF ("winScreenInit - Supported depths: %08x\n",
- WIN_SUPPORTED_BPPS);
-#if WIN_CHECK_DEPTH
- return FALSE;
-#endif
- }
-
- /*
- * Check that all monitors have the same display depth if we are using
- * multiple monitors
- */
- if (pScreenInfo->fMultipleMonitors
- && !GetSystemMetrics (SM_SAMEDISPLAYFORMAT))
- {
- ErrorF ("winScreenInit - Monitors do not all have same pixel format / "
- "display depth.\n"
- "Using primary display only.\n");
- pScreenInfo->fMultipleMonitors = FALSE;
- }
-
- /* Create display window */
- if (!(*pScreenPriv->pwinCreateBoundingWindow) (pScreen))
- {
- ErrorF ("winScreenInit - pwinCreateBoundingWindow () "
- "failed\n");
- return FALSE;
- }
-
- /* Get a device context */
- hdc = GetDC (pScreenPriv->hwndScreen);
-
- /* Store the initial height, width, and depth of the display */
- /* Are we using multiple monitors? */
- if (pScreenInfo->fMultipleMonitors)
- {
- pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
- pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);
-
- /*
- * In this case, some of the defaults set in
- * winInitializeScreenDefaults() are not correct ...
- */
- if (!pScreenInfo->fUserGaveHeightAndWidth)
- {
- pScreenInfo->dwWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
- pScreenInfo->dwHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);
- pScreenInfo->dwWidth_mm = (pScreenInfo->dwWidth /
- WIN_DEFAULT_DPI) * 25.4;
- pScreenInfo->dwHeight_mm = (pScreenInfo->dwHeight /
- WIN_DEFAULT_DPI) * 25.4;
- }
- }
- else
- {
- pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN);
- pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN);
- }
-
- /* Save the original bits per pixel */
- pScreenPriv->dwLastWindowsBitsPixel = GetDeviceCaps (hdc, BITSPIXEL);
-
- /* Release the device context */
- ReleaseDC (pScreenPriv->hwndScreen, hdc);
-
- /* Clear the visuals list */
- miClearVisualTypes ();
-
- /* Set the padded screen width */
- pScreenInfo->dwPaddedWidth = PixmapBytePad (pScreenInfo->dwWidth,
- pScreenInfo->dwBPP);
-
- /* Call the engine dependent screen initialization procedure */
- if (!((*pScreenPriv->pwinFinishScreenInit) (index, pScreen, argc, argv)))
- {
- ErrorF ("winScreenInit - winFinishScreenInit () failed\n");
- return FALSE;
- }
-
- if (!g_fSoftwareCursor)
- winInitCursor(pScreen);
- else
- winErrorFVerb(2, "winScreenInit - Using software cursor\n");
-
- /*
- Note the screen origin in a normalized coordinate space where (0,0) is at the top left
- of the native virtual desktop area
- */
- dixScreenOrigins[index].x = pScreenInfo->dwInitialX - GetSystemMetrics(SM_XVIRTUALSCREEN);
- dixScreenOrigins[index].y = pScreenInfo->dwInitialY - GetSystemMetrics(SM_YVIRTUALSCREEN);
-
- ErrorF("Screen %d added at virtual desktop coordinate (%d,%d).\n",
- index, dixScreenOrigins[index].x, dixScreenOrigins[index].y);
-
-#if CYGDEBUG || YES
- winDebug ("winScreenInit - returning\n");
-#endif
-
- return TRUE;
-}
-
-static Bool
-winCreateScreenResources(ScreenPtr pScreen)
-{
- winScreenPriv(pScreen);
- Bool result;
-
- result = pScreenPriv->pwinCreateScreenResources(pScreen);
-
- /* Now the screen bitmap has been wrapped in a pixmap,
- add that to the Shadow framebuffer */
- if (!shadowAdd(pScreen, pScreen->devPrivate,
- pScreenPriv->pwinShadowUpdate, NULL, 0, 0))
- {
- ErrorF ("winCreateScreenResources - shadowAdd () failed\n");
- return FALSE;
- }
-
- return result;
-}
-
-/* See Porting Layer Definition - p. 20 */
-Bool
-winFinishScreenInitFB (int index,
- ScreenPtr pScreen,
- int argc, char **argv)
-{
- winScreenPriv(pScreen);
- winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
- VisualPtr pVisual = NULL;
- char *pbits = NULL;
-#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
- int iReturn;
-#endif
-
- /* Create framebuffer */
- if (!(*pScreenPriv->pwinAllocateFB) (pScreen))
- {
- ErrorF ("winFinishScreenInitFB - Could not allocate framebuffer\n");
- return FALSE;
- }
-
- /*
- * Grab the number of bits that are used to represent color in each pixel.
- */
- if (pScreenInfo->dwBPP == 8)
- pScreenInfo->dwDepth = 8;
- else
- pScreenInfo->dwDepth = winCountBits (pScreenPriv->dwRedMask)
- + winCountBits (pScreenPriv->dwGreenMask)
- + winCountBits (pScreenPriv->dwBlueMask);
-
- winErrorFVerb (2, "winFinishScreenInitFB - Masks: %08x %08x %08x\n",
- (unsigned int) pScreenPriv->dwRedMask,
- (unsigned int) pScreenPriv->dwGreenMask,
- (unsigned int) pScreenPriv->dwBlueMask);
-
- /* Init visuals */
- if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
- {
- ErrorF ("winFinishScreenInitFB - winInitVisuals failed\n");
- return FALSE;
- }
-
- /* Setup a local variable to point to the framebuffer */
- pbits = pScreenInfo->pfb;
-
- /* Apparently we need this for the render extension */
- miSetPixmapDepths ();
-
- /* Start fb initialization */
- if (!fbSetupScreen (pScreen,
- pScreenInfo->pfb,
- pScreenInfo->dwWidth, pScreenInfo->dwHeight,
- monitorResolution, monitorResolution,
- pScreenInfo->dwStride,
- pScreenInfo->dwBPP))
- {
- ErrorF ("winFinishScreenInitFB - fbSetupScreen failed\n");
- return FALSE;
- }
-
- /* Override default colormap routines if visual class is dynamic */
- if (pScreenInfo->dwDepth == 8
- && (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
- || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
- && pScreenInfo->fFullScreen)
- || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
- && pScreenInfo->fFullScreen)))
- {
- winSetColormapFunctions (pScreen);
-
- /*
- * NOTE: Setting whitePixel to 255 causes Magic 7.1 to allocate its
- * own colormap, as it cannot allocate 7 planes in the default
- * colormap. Setting whitePixel to 1 allows Magic to get 7
- * planes in the default colormap, so it doesn't create its
- * own colormap. This latter situation is highly desireable,
- * as it keeps the Magic window viewable when switching to
- * other X clients that use the default colormap.
- */
- pScreen->blackPixel = 0;
- pScreen->whitePixel = 1;
- }
-
- /* Place our save screen function */
- pScreen->SaveScreen = winSaveScreen;
-
- /* Finish fb initialization */
- if (!fbFinishScreenInit (pScreen,
- pScreenInfo->pfb,
- pScreenInfo->dwWidth, pScreenInfo->dwHeight,
- monitorResolution, monitorResolution,
- pScreenInfo->dwStride,
- pScreenInfo->dwBPP))
- {
- ErrorF ("winFinishScreenInitFB - fbFinishScreenInit failed\n");
- return FALSE;
- }
-
- /* Save a pointer to the root visual */
- for (pVisual = pScreen->visuals;
- pVisual->vid != pScreen->rootVisual;
- pVisual++);
- pScreenPriv->pRootVisual = pVisual;
-
- /*
- * Setup points to the block and wakeup handlers. Pass a pointer
- * to the current screen as pWakeupdata.
- */
- pScreen->BlockHandler = winBlockHandler;
- pScreen->WakeupHandler = winWakeupHandler;
- pScreen->blockData = pScreen;
- pScreen->wakeupData = pScreen;
-
- /* Render extension initialization, calls miPictureInit */
- if (!fbPictureInit (pScreen, NULL, 0))
- {
- ErrorF ("winFinishScreenInitFB - fbPictureInit () failed\n");
- return FALSE;
- }
-
-#ifdef RANDR
- /* Initialize resize and rotate support */
- if (!winRandRInit (pScreen))
- {
- ErrorF ("winFinishScreenInitFB - winRandRInit () failed\n");
- return FALSE;
- }
-#endif
-
- /*
- * Backing store support should reduce network traffic and increase
- * performance.
- */
- miInitializeBackingStore (pScreen);
-
- /* KDrive does miDCInitialize right after miInitializeBackingStore */
- /* Setup the cursor routines */
-#if CYGDEBUG
- winDebug ("winFinishScreenInitFB - Calling miDCInitialize ()\n");
-#endif
- miDCInitialize (pScreen, &g_winPointerCursorFuncs);
-
- /* KDrive does winCreateDefColormap right after miDCInitialize */
- /* Create a default colormap */
-#if CYGDEBUG
- winDebug ("winFinishScreenInitFB - Calling winCreateDefColormap ()\n");
-#endif
- if (!winCreateDefColormap (pScreen))
- {
- ErrorF ("winFinishScreenInitFB - Could not create colormap\n");
- return FALSE;
- }
-
- /* Initialize the shadow framebuffer layer */
- if ((pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
- || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
- || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL)
-#ifdef XWIN_MULTIWINDOWEXTWM
- && !pScreenInfo->fMWExtWM
-#endif
- )
- {
-#if CYGDEBUG
- winDebug ("winFinishScreenInitFB - Calling shadowSetup ()\n");
-#endif
- if (!shadowSetup(pScreen))
- {
- ErrorF ("winFinishScreenInitFB - shadowSetup () failed\n");
- return FALSE;
- }
-
- /* Wrap CreateScreenResources so we can add the screen pixmap
- to the Shadow framebuffer after it's been created */
- pScreenPriv->pwinCreateScreenResources = pScreen->CreateScreenResources;
- pScreen->CreateScreenResources = winCreateScreenResources;
- }
-
-#ifdef XWIN_MULTIWINDOWEXTWM
- /* Handle multi-window external window manager mode */
- if (pScreenInfo->fMWExtWM)
- {
- winDebug ("winScreenInit - MultiWindowExtWM - Calling RootlessInit\n");
-
- RootlessInit(pScreen, &winMWExtWMProcs);
-
- winDebug ("winScreenInit - MultiWindowExtWM - RootlessInit returned\n");
-
- rootless_CopyBytes_threshold = 0;
- rootless_FillBytes_threshold = 0;
- rootless_CompositePixels_threshold = 0;
- /* FIXME: How many? Profiling needed? */
- rootless_CopyWindow_threshold = 1;
-
- winWindowsWMExtensionInit ();
- }
-#endif
-
- /* Handle rootless mode */
- if (pScreenInfo->fRootless)
- {
- /* Define the WRAP macro temporarily for local use */
-#define WRAP(a) \
- if (pScreen->a) { \
- pScreenPriv->a = pScreen->a; \
- } else { \
- ErrorF("null screen fn " #a "\n"); \
- pScreenPriv->a = NULL; \
- }
-
- /* Save a pointer to each lower-level window procedure */
- WRAP(CreateWindow);
- WRAP(DestroyWindow);
- WRAP(RealizeWindow);
- WRAP(UnrealizeWindow);
- WRAP(PositionWindow);
- WRAP(ChangeWindowAttributes);
- WRAP(SetShape);
-
- /* Assign rootless window procedures to be top level procedures */
- pScreen->CreateWindow = winCreateWindowRootless;
- pScreen->DestroyWindow = winDestroyWindowRootless;
- pScreen->PositionWindow = winPositionWindowRootless;
- /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesRootless;*/
- pScreen->RealizeWindow = winMapWindowRootless;
- pScreen->UnrealizeWindow = winUnmapWindowRootless;
- pScreen->SetShape = winSetShapeRootless;
-
- /* Undefine the WRAP macro, as it is not needed elsewhere */
-#undef WRAP
- }
-
-
-#ifdef XWIN_MULTIWINDOW
- /* Handle multi window mode */
- else if (pScreenInfo->fMultiWindow)
- {
- /* Define the WRAP macro temporarily for local use */
-#define WRAP(a) \
- if (pScreen->a) { \
- pScreenPriv->a = pScreen->a; \
- } else { \
- ErrorF("null screen fn " #a "\n"); \
- pScreenPriv->a = NULL; \
- }
-
- /* Save a pointer to each lower-level window procedure */
- WRAP(CreateWindow);
- WRAP(DestroyWindow);
- WRAP(RealizeWindow);
- WRAP(UnrealizeWindow);
- WRAP(PositionWindow);
- WRAP(ChangeWindowAttributes);
- WRAP(ReparentWindow);
- WRAP(RestackWindow);
- WRAP(ResizeWindow);
- WRAP(MoveWindow);
- WRAP(CopyWindow);
- WRAP(SetShape);
-
- /* Assign multi-window window procedures to be top level procedures */
- pScreen->CreateWindow = winCreateWindowMultiWindow;
- pScreen->DestroyWindow = winDestroyWindowMultiWindow;
- pScreen->PositionWindow = winPositionWindowMultiWindow;
- /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesMultiWindow;*/
- pScreen->RealizeWindow = winMapWindowMultiWindow;
- pScreen->UnrealizeWindow = winUnmapWindowMultiWindow;
- pScreen->ReparentWindow = winReparentWindowMultiWindow;
- pScreen->RestackWindow = winRestackWindowMultiWindow;
- pScreen->ResizeWindow = winResizeWindowMultiWindow;
- pScreen->MoveWindow = winMoveWindowMultiWindow;
- pScreen->CopyWindow = winCopyWindowMultiWindow;
- pScreen->SetShape = winSetShapeMultiWindow;
-
- /* Undefine the WRAP macro, as it is not needed elsewhere */
-#undef WRAP
- }
-#endif
-
- /* Wrap either fb's or shadow's CloseScreen with our CloseScreen */
- pScreenPriv->CloseScreen = pScreen->CloseScreen;
- pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;
-
-#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
- /* Create a mutex for modules in separate threads to wait for */
- iReturn = pthread_mutex_init (&pScreenPriv->pmServerStarted, NULL);
- if (iReturn != 0)
- {
- ErrorF ("winFinishScreenInitFB - pthread_mutex_init () failed: %d\n",
- iReturn);
- return FALSE;
- }
-
- /* Own the mutex for modules in separate threads */
- iReturn = pthread_mutex_lock (&pScreenPriv->pmServerStarted);
- if (iReturn != 0)
- {
- ErrorF ("winFinishScreenInitFB - pthread_mutex_lock () failed: %d\n",
- iReturn);
- return FALSE;
- }
-
- /* Set the ServerStarted flag to false */
- pScreenPriv->fServerStarted = FALSE;
-#endif
-
-#ifdef XWIN_MULTIWINDOWEXTWM
- pScreenPriv->fRestacking = FALSE;
-#endif
-
-#if defined(XWIN_MULTIWINDOW) || defined(XWIN_MULTIWINDOWEXTWM)
- if (FALSE
-#ifdef XWIN_MULTIWINDOW
- || pScreenInfo->fMultiWindow
-#endif
-#ifdef XWIN_MULTIWINDOWEXTWM
- || pScreenInfo->fInternalWM
-#endif
- )
- {
-#if CYGDEBUG || YES
- winDebug ("winFinishScreenInitFB - Calling winInitWM.\n");
-#endif
-
- /* Initialize multi window mode */
- if (!winInitWM (&pScreenPriv->pWMInfo,
- &pScreenPriv->ptWMProc,
- &pScreenPriv->ptXMsgProc,
- &pScreenPriv->pmServerStarted,
- pScreenInfo->dwScreen,
- (HWND)&pScreenPriv->hwndScreen,
-#ifdef XWIN_MULTIWINDOWEXTWM
- pScreenInfo->fInternalWM ||
-#endif
- FALSE))
- {
- ErrorF ("winFinishScreenInitFB - winInitWM () failed.\n");
- return FALSE;
- }
- }
-#endif
-
- /* Tell the server that we are enabled */
- pScreenPriv->fEnabled = TRUE;
-
- /* Tell the server that we have a valid depth */
- pScreenPriv->fBadDepth = FALSE;
-
-#if CYGDEBUG || YES
- winDebug ("winFinishScreenInitFB - returning\n");
-#endif
-
- return TRUE;
-}
-
-#ifdef XWIN_NATIVEGDI
-/* See Porting Layer Definition - p. 20 */
-
-Bool
-winFinishScreenInitNativeGDI (int index,
- ScreenPtr pScreen,
- int argc, char **argv)
-{
- winScreenPriv(pScreen);
- winScreenInfoPtr pScreenInfo = &g_ScreenInfo[index];
- VisualPtr pVisuals = NULL;
- DepthPtr pDepths = NULL;
- VisualID rootVisual = 0;
- int nVisuals = 0, nDepths = 0, nRootDepth = 0;
-
- /* Ignore user input (mouse, keyboard) */
- pScreenInfo->fIgnoreInput = FALSE;
-
- /* Get device contexts for the screen and shadow bitmap */
- pScreenPriv->hdcScreen = GetDC (pScreenPriv->hwndScreen);
- if (pScreenPriv->hdcScreen == NULL)
- FatalError ("winFinishScreenInitNativeGDI - Couldn't get a DC\n");
-
- /* Init visuals */
- if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
- {
- ErrorF ("winFinishScreenInitNativeGDI - pwinInitVisuals failed\n");
- return FALSE;
- }
-
- /* Initialize the mi visuals */
- if (!miInitVisuals (&pVisuals, &pDepths, &nVisuals, &nDepths, &nRootDepth,
- &rootVisual,
- ((unsigned long)1 << (pScreenInfo->dwDepth - 1)), 8,
- TrueColor))
- {
- ErrorF ("winFinishScreenInitNativeGDI - miInitVisuals () failed\n");
- return FALSE;
- }
-
- /* Initialize the CloseScreen procedure pointer */
- pScreen->CloseScreen = NULL;
-
- /* Initialize the mi code */
- if (!miScreenInit (pScreen,
- NULL, /* No framebuffer */
- pScreenInfo->dwWidth, pScreenInfo->dwHeight,
- monitorResolution, monitorResolution,
- pScreenInfo->dwStride,
- nRootDepth, nDepths, pDepths, rootVisual,
- nVisuals, pVisuals))
- {
- ErrorF ("winFinishScreenInitNativeGDI - miScreenInit failed\n");
- return FALSE;
- }
-
- pScreen->defColormap = FakeClientID(0);
-
- /*
- * Register our block and wakeup handlers; these procedures
- * process messages in our Windows message queue; specifically,
- * they process mouse and keyboard input.
- */
- pScreen->BlockHandler = winBlockHandler;
- pScreen->WakeupHandler = winWakeupHandler;
- pScreen->blockData = pScreen;
- pScreen->wakeupData = pScreen;
-
- /* Place our save screen function */
- pScreen->SaveScreen = winSaveScreen;
-
- /* Pixmaps */
- pScreen->CreatePixmap = winCreatePixmapNativeGDI;
- pScreen->DestroyPixmap = winDestroyPixmapNativeGDI;
-
- /* Other Screen Routines */
- pScreen->QueryBestSize = winQueryBestSizeNativeGDI;
- pScreen->SaveScreen = winSaveScreen;
- pScreen->GetImage = miGetImage;
- pScreen->GetSpans = winGetSpansNativeGDI;
-
- /* Window Procedures */
- pScreen->CreateWindow = winCreateWindowNativeGDI;
- pScreen->DestroyWindow = winDestroyWindowNativeGDI;
- pScreen->PositionWindow = winPositionWindowNativeGDI;
- /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesNativeGDI;*/
- pScreen->RealizeWindow = winMapWindowNativeGDI;
- pScreen->UnrealizeWindow = winUnmapWindowNativeGDI;
-
- /* Paint window */
- pScreen->CopyWindow = winCopyWindowNativeGDI;
-
- /* Fonts */
- pScreen->RealizeFont = winRealizeFontNativeGDI;
- pScreen->UnrealizeFont = winUnrealizeFontNativeGDI;
-
- /* GC */
- pScreen->CreateGC = winCreateGCNativeGDI;
-
- /* Colormap Routines */
- pScreen->CreateColormap = miInitializeColormap;
- pScreen->DestroyColormap = (DestroyColormapProcPtr) (void (*)(void)) NoopDDA;
- pScreen->InstallColormap = miInstallColormap;
- pScreen->UninstallColormap = miUninstallColormap;
- pScreen->ListInstalledColormaps = miListInstalledColormaps;
- pScreen->StoreColors = (StoreColorsProcPtr) (void (*)(void)) NoopDDA;
- pScreen->ResolveColor = miResolveColor;
-
- /* Bitmap */
- pScreen->BitmapToRegion = winPixmapToRegionNativeGDI;
-
- ErrorF ("winFinishScreenInitNativeGDI - calling miDCInitialize\n");
-
- /* Set the default white and black pixel positions */
- pScreen->whitePixel = pScreen->blackPixel = (Pixel) 0;
-
- /* Initialize the cursor */
- if (!miDCInitialize (pScreen, &g_winPointerCursorFuncs))
- {
- ErrorF ("winFinishScreenInitNativeGDI - miDCInitialize failed\n");
- return FALSE;
- }
-
- /* Create a default colormap */
- if (!miCreateDefColormap (pScreen))
- {
- ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
- "failed\n");
- return FALSE;
- }
-
- ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
- "returned\n");
-
- /* mi doesn't use a CloseScreen procedure, so no need to wrap */
- pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;
-
- /* Tell the server that we are enabled */
- pScreenPriv->fEnabled = TRUE;
-
- ErrorF ("winFinishScreenInitNativeGDI - Successful addition of "
- "screen %08x\n",
- (unsigned int) pScreen);
-
- return TRUE;
-}
-#endif
-
-
-/* See Porting Layer Definition - p. 33 */
-static Bool
-winSaveScreen (ScreenPtr pScreen, int on)
-{
- return TRUE;
-}
+/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. 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 XFREE86 PROJECT 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 of the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors: Dakshinamurthy Karra
+ * Suhaib M Siddiqi
+ * Peter Busch
+ * Harold L Hunt II
+ * Kensuke Matsuzaki
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+#include "winmsg.h"
+
+
+#ifdef XWIN_MULTIWINDOWEXTWM
+static RootlessFrameProcsRec
+winMWExtWMProcs = {
+ winMWExtWMCreateFrame,
+ winMWExtWMDestroyFrame,
+
+ winMWExtWMMoveFrame,
+ winMWExtWMResizeFrame,
+ winMWExtWMRestackFrame,
+ winMWExtWMReshapeFrame,
+ winMWExtWMUnmapFrame,
+
+ winMWExtWMStartDrawing,
+ winMWExtWMStopDrawing,
+ winMWExtWMUpdateRegion,
+#ifndef ROOTLESS_TRACK_DAMAGE
+ winMWExtWMDamageRects,
+#endif
+ winMWExtWMRootlessSwitchWindow,
+ NULL,//winMWExtWMDoReorderWindow,
+ NULL,//winMWExtWMHideWindow,
+ NULL,//winMWExtWMUpdateColorMap,
+
+ NULL,//winMWExtWMCopyBytes,
+ NULL,//winMWExtWMFillBytes,
+ NULL,//winMWExtWMCompositePixels,
+ winMWExtWMCopyWindow
+};
+#endif
+
+
+/*
+ * References to external symbols
+ */
+
+extern Bool g_fSoftwareCursor;
+
+
+/*
+ * Prototypes
+ */
+
+Bool
+winRandRInit (ScreenPtr pScreen);
+
+
+/*
+ * Local functions
+ */
+
+static Bool
+winSaveScreen (ScreenPtr pScreen, int on);
+
+
+/*
+ * Determine what type of screen we are initializing
+ * and call the appropriate procedure to intiailize
+ * that type of screen.
+ */
+
+Bool
+winScreenInit (int index,
+ ScreenPtr pScreen,
+ int argc, char **argv)
+{
+ winScreenInfoPtr pScreenInfo = &g_ScreenInfo[index];
+ winPrivScreenPtr pScreenPriv;
+ HDC hdc;
+
+#if CYGDEBUG || YES
+ winDebug ("winScreenInit - dwWidth: %ld dwHeight: %ld\n",
+ pScreenInfo->dwWidth, pScreenInfo->dwHeight);
+#endif
+
+ /* Allocate privates for this screen */
+ if (!winAllocatePrivates (pScreen))
+ {
+ ErrorF ("winScreenInit - Couldn't allocate screen privates\n");
+ return FALSE;
+ }
+
+ /* Get a pointer to the privates structure that was allocated */
+ pScreenPriv = winGetScreenPriv (pScreen);
+
+ /* Save a pointer to this screen in the screen info structure */
+ pScreenInfo->pScreen = pScreen;
+
+ /* Save a pointer to the screen info in the screen privates structure */
+ /* This allows us to get back to the screen info from a screen pointer */
+ pScreenPriv->pScreenInfo = pScreenInfo;
+
+ /*
+ * Determine which engine to use.
+ *
+ * NOTE: This is done once per screen because each screen possibly has
+ * a preferred engine specified on the command line.
+ */
+ if (!winSetEngine (pScreen))
+ {
+ ErrorF ("winScreenInit - winSetEngine () failed\n");
+ return FALSE;
+ }
+
+ /* Adjust the video mode for our engine type */
+ if (!(*pScreenPriv->pwinAdjustVideoMode) (pScreen))
+ {
+ ErrorF ("winScreenInit - winAdjustVideoMode () failed\n");
+ return FALSE;
+ }
+
+ /* Check for supported display depth */
+ if (!(WIN_SUPPORTED_BPPS & (1 << (pScreenInfo->dwBPP - 1))))
+ {
+ ErrorF ("winScreenInit - Unsupported display depth: %d\n" \
+ "Change your Windows display depth to 15, 16, 24, or 32 bits "
+ "per pixel.\n",
+ (int) pScreenInfo->dwBPP);
+ ErrorF ("winScreenInit - Supported depths: %08x\n",
+ WIN_SUPPORTED_BPPS);
+#if WIN_CHECK_DEPTH
+ return FALSE;
+#endif
+ }
+
+ /*
+ * Check that all monitors have the same display depth if we are using
+ * multiple monitors
+ */
+ if (pScreenInfo->fMultipleMonitors
+ && !GetSystemMetrics (SM_SAMEDISPLAYFORMAT))
+ {
+ ErrorF ("winScreenInit - Monitors do not all have same pixel format / "
+ "display depth.\n"
+ "Using primary display only.\n");
+ pScreenInfo->fMultipleMonitors = FALSE;
+ }
+
+ /* Create display window */
+ if (!(*pScreenPriv->pwinCreateBoundingWindow) (pScreen))
+ {
+ ErrorF ("winScreenInit - pwinCreateBoundingWindow () "
+ "failed\n");
+ return FALSE;
+ }
+
+ /* Get a device context */
+ hdc = GetDC (pScreenPriv->hwndScreen);
+
+ /* Store the initial height, width, and depth of the display */
+ /* Are we using multiple monitors? */
+ if (pScreenInfo->fMultipleMonitors)
+ {
+ pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
+ pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);
+
+ /*
+ * In this case, some of the defaults set in
+ * winInitializeScreenDefaults() are not correct ...
+ */
+ if (!pScreenInfo->fUserGaveHeightAndWidth)
+ {
+ pScreenInfo->dwWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
+ pScreenInfo->dwHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);
+ pScreenInfo->dwWidth_mm = (pScreenInfo->dwWidth /
+ WIN_DEFAULT_DPI) * 25.4;
+ pScreenInfo->dwHeight_mm = (pScreenInfo->dwHeight /
+ WIN_DEFAULT_DPI) * 25.4;
+ }
+ }
+ else
+ {
+ pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN);
+ pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN);
+ }
+
+ /* Save the original bits per pixel */
+ pScreenPriv->dwLastWindowsBitsPixel = GetDeviceCaps (hdc, BITSPIXEL);
+
+ /* Release the device context */
+ ReleaseDC (pScreenPriv->hwndScreen, hdc);
+
+ /* Clear the visuals list */
+ miClearVisualTypes ();
+
+ /* Set the padded screen width */
+ pScreenInfo->dwPaddedWidth = PixmapBytePad (pScreenInfo->dwWidth,
+ pScreenInfo->dwBPP);
+
+ /* Call the engine dependent screen initialization procedure */
+ if (!((*pScreenPriv->pwinFinishScreenInit) (index, pScreen, argc, argv)))
+ {
+ ErrorF ("winScreenInit - winFinishScreenInit () failed\n");
+ return FALSE;
+ }
+
+ if (!g_fSoftwareCursor)
+ winInitCursor(pScreen);
+ else
+ winErrorFVerb(2, "winScreenInit - Using software cursor\n");
+
+ /*
+ Note the screen origin in a normalized coordinate space where (0,0) is at the top left
+ of the native virtual desktop area
+ */
+ pScreen->x = pScreenInfo->dwInitialX - GetSystemMetrics(SM_XVIRTUALSCREEN);
+ pScreen->y = pScreenInfo->dwInitialY - GetSystemMetrics(SM_YVIRTUALSCREEN);
+
+ ErrorF("Screen %d added at virtual desktop coordinate (%d,%d).\n",
+ index, pScreen->x, pScreen->y);
+
+#if CYGDEBUG || YES
+ winDebug ("winScreenInit - returning\n");
+#endif
+
+ return TRUE;
+}
+
+static Bool
+winCreateScreenResources(ScreenPtr pScreen)
+{
+ winScreenPriv(pScreen);
+ Bool result;
+
+ result = pScreenPriv->pwinCreateScreenResources(pScreen);
+
+ /* Now the screen bitmap has been wrapped in a pixmap,
+ add that to the Shadow framebuffer */
+ if (!shadowAdd(pScreen, pScreen->devPrivate,
+ pScreenPriv->pwinShadowUpdate, NULL, 0, 0))
+ {
+ ErrorF ("winCreateScreenResources - shadowAdd () failed\n");
+ return FALSE;
+ }
+
+ return result;
+}
+
+/* See Porting Layer Definition - p. 20 */
+Bool
+winFinishScreenInitFB (int index,
+ ScreenPtr pScreen,
+ int argc, char **argv)
+{
+ winScreenPriv(pScreen);
+ winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
+ VisualPtr pVisual = NULL;
+ char *pbits = NULL;
+#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
+ int iReturn;
+#endif
+
+ /* Create framebuffer */
+ if (!(*pScreenPriv->pwinAllocateFB) (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - Could not allocate framebuffer\n");
+ return FALSE;
+ }
+
+ /*
+ * Grab the number of bits that are used to represent color in each pixel.
+ */
+ if (pScreenInfo->dwBPP == 8)
+ pScreenInfo->dwDepth = 8;
+ else
+ pScreenInfo->dwDepth = winCountBits (pScreenPriv->dwRedMask)
+ + winCountBits (pScreenPriv->dwGreenMask)
+ + winCountBits (pScreenPriv->dwBlueMask);
+
+ winErrorFVerb (2, "winFinishScreenInitFB - Masks: %08x %08x %08x\n",
+ (unsigned int) pScreenPriv->dwRedMask,
+ (unsigned int) pScreenPriv->dwGreenMask,
+ (unsigned int) pScreenPriv->dwBlueMask);
+
+ /* Init visuals */
+ if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - winInitVisuals failed\n");
+ return FALSE;
+ }
+
+ /* Setup a local variable to point to the framebuffer */
+ pbits = pScreenInfo->pfb;
+
+ /* Apparently we need this for the render extension */
+ miSetPixmapDepths ();
+
+ /* Start fb initialization */
+ if (!fbSetupScreen (pScreen,
+ pScreenInfo->pfb,
+ pScreenInfo->dwWidth, pScreenInfo->dwHeight,
+ monitorResolution, monitorResolution,
+ pScreenInfo->dwStride,
+ pScreenInfo->dwBPP))
+ {
+ ErrorF ("winFinishScreenInitFB - fbSetupScreen failed\n");
+ return FALSE;
+ }
+
+ /* Override default colormap routines if visual class is dynamic */
+ if (pScreenInfo->dwDepth == 8
+ && (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
+ || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
+ && pScreenInfo->fFullScreen)
+ || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
+ && pScreenInfo->fFullScreen)))
+ {
+ winSetColormapFunctions (pScreen);
+
+ /*
+ * NOTE: Setting whitePixel to 255 causes Magic 7.1 to allocate its
+ * own colormap, as it cannot allocate 7 planes in the default
+ * colormap. Setting whitePixel to 1 allows Magic to get 7
+ * planes in the default colormap, so it doesn't create its
+ * own colormap. This latter situation is highly desireable,
+ * as it keeps the Magic window viewable when switching to
+ * other X clients that use the default colormap.
+ */
+ pScreen->blackPixel = 0;
+ pScreen->whitePixel = 1;
+ }
+
+ /* Place our save screen function */
+ pScreen->SaveScreen = winSaveScreen;
+
+ /* Finish fb initialization */
+ if (!fbFinishScreenInit (pScreen,
+ pScreenInfo->pfb,
+ pScreenInfo->dwWidth, pScreenInfo->dwHeight,
+ monitorResolution, monitorResolution,
+ pScreenInfo->dwStride,
+ pScreenInfo->dwBPP))
+ {
+ ErrorF ("winFinishScreenInitFB - fbFinishScreenInit failed\n");
+ return FALSE;
+ }
+
+ /* Save a pointer to the root visual */
+ for (pVisual = pScreen->visuals;
+ pVisual->vid != pScreen->rootVisual;
+ pVisual++);
+ pScreenPriv->pRootVisual = pVisual;
+
+ /*
+ * Setup points to the block and wakeup handlers. Pass a pointer
+ * to the current screen as pWakeupdata.
+ */
+ pScreen->BlockHandler = winBlockHandler;
+ pScreen->WakeupHandler = winWakeupHandler;
+ pScreen->blockData = pScreen;
+ pScreen->wakeupData = pScreen;
+
+ /* Render extension initialization, calls miPictureInit */
+ if (!fbPictureInit (pScreen, NULL, 0))
+ {
+ ErrorF ("winFinishScreenInitFB - fbPictureInit () failed\n");
+ return FALSE;
+ }
+
+#ifdef RANDR
+ /* Initialize resize and rotate support */
+ if (!winRandRInit (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - winRandRInit () failed\n");
+ return FALSE;
+ }
+#endif
+
+ /*
+ * Backing store support should reduce network traffic and increase
+ * performance.
+ */
+ miInitializeBackingStore (pScreen);
+
+ /* KDrive does miDCInitialize right after miInitializeBackingStore */
+ /* Setup the cursor routines */
+#if CYGDEBUG
+ winDebug ("winFinishScreenInitFB - Calling miDCInitialize ()\n");
+#endif
+ miDCInitialize (pScreen, &g_winPointerCursorFuncs);
+
+ /* KDrive does winCreateDefColormap right after miDCInitialize */
+ /* Create a default colormap */
+#if CYGDEBUG
+ winDebug ("winFinishScreenInitFB - Calling winCreateDefColormap ()\n");
+#endif
+ if (!winCreateDefColormap (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - Could not create colormap\n");
+ return FALSE;
+ }
+
+ /* Initialize the shadow framebuffer layer */
+ if ((pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
+ || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
+ || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL)
+#ifdef XWIN_MULTIWINDOWEXTWM
+ && !pScreenInfo->fMWExtWM
+#endif
+ )
+ {
+#if CYGDEBUG
+ winDebug ("winFinishScreenInitFB - Calling shadowSetup ()\n");
+#endif
+ if (!shadowSetup(pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - shadowSetup () failed\n");
+ return FALSE;
+ }
+
+ /* Wrap CreateScreenResources so we can add the screen pixmap
+ to the Shadow framebuffer after it's been created */
+ pScreenPriv->pwinCreateScreenResources = pScreen->CreateScreenResources;
+ pScreen->CreateScreenResources = winCreateScreenResources;
+ }
+
+#ifdef XWIN_MULTIWINDOWEXTWM
+ /* Handle multi-window external window manager mode */
+ if (pScreenInfo->fMWExtWM)
+ {
+ winDebug ("winScreenInit - MultiWindowExtWM - Calling RootlessInit\n");
+
+ RootlessInit(pScreen, &winMWExtWMProcs);
+
+ winDebug ("winScreenInit - MultiWindowExtWM - RootlessInit returned\n");
+
+ rootless_CopyBytes_threshold = 0;
+ rootless_FillBytes_threshold = 0;
+ rootless_CompositePixels_threshold = 0;
+ /* FIXME: How many? Profiling needed? */
+ rootless_CopyWindow_threshold = 1;
+
+ winWindowsWMExtensionInit ();
+ }
+#endif
+
+ /* Handle rootless mode */
+ if (pScreenInfo->fRootless)
+ {
+ /* Define the WRAP macro temporarily for local use */
+#define WRAP(a) \
+ if (pScreen->a) { \
+ pScreenPriv->a = pScreen->a; \
+ } else { \
+ ErrorF("null screen fn " #a "\n"); \
+ pScreenPriv->a = NULL; \
+ }
+
+ /* Save a pointer to each lower-level window procedure */
+ WRAP(CreateWindow);
+ WRAP(DestroyWindow);
+ WRAP(RealizeWindow);
+ WRAP(UnrealizeWindow);
+ WRAP(PositionWindow);
+ WRAP(ChangeWindowAttributes);
+ WRAP(SetShape);
+
+ /* Assign rootless window procedures to be top level procedures */
+ pScreen->CreateWindow = winCreateWindowRootless;
+ pScreen->DestroyWindow = winDestroyWindowRootless;
+ pScreen->PositionWindow = winPositionWindowRootless;
+ /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesRootless;*/
+ pScreen->RealizeWindow = winMapWindowRootless;
+ pScreen->UnrealizeWindow = winUnmapWindowRootless;
+ pScreen->SetShape = winSetShapeRootless;
+
+ /* Undefine the WRAP macro, as it is not needed elsewhere */
+#undef WRAP
+ }
+
+
+#ifdef XWIN_MULTIWINDOW
+ /* Handle multi window mode */
+ else if (pScreenInfo->fMultiWindow)
+ {
+ /* Define the WRAP macro temporarily for local use */
+#define WRAP(a) \
+ if (pScreen->a) { \
+ pScreenPriv->a = pScreen->a; \
+ } else { \
+ ErrorF("null screen fn " #a "\n"); \
+ pScreenPriv->a = NULL; \
+ }
+
+ /* Save a pointer to each lower-level window procedure */
+ WRAP(CreateWindow);
+ WRAP(DestroyWindow);
+ WRAP(RealizeWindow);
+ WRAP(UnrealizeWindow);
+ WRAP(PositionWindow);
+ WRAP(ChangeWindowAttributes);
+ WRAP(ReparentWindow);
+ WRAP(RestackWindow);
+ WRAP(ResizeWindow);
+ WRAP(MoveWindow);
+ WRAP(CopyWindow);
+ WRAP(SetShape);
+
+ /* Assign multi-window window procedures to be top level procedures */
+ pScreen->CreateWindow = winCreateWindowMultiWindow;
+ pScreen->DestroyWindow = winDestroyWindowMultiWindow;
+ pScreen->PositionWindow = winPositionWindowMultiWindow;
+ /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesMultiWindow;*/
+ pScreen->RealizeWindow = winMapWindowMultiWindow;
+ pScreen->UnrealizeWindow = winUnmapWindowMultiWindow;
+ pScreen->ReparentWindow = winReparentWindowMultiWindow;
+ pScreen->RestackWindow = winRestackWindowMultiWindow;
+ pScreen->ResizeWindow = winResizeWindowMultiWindow;
+ pScreen->MoveWindow = winMoveWindowMultiWindow;
+ pScreen->CopyWindow = winCopyWindowMultiWindow;
+ pScreen->SetShape = winSetShapeMultiWindow;
+
+ /* Undefine the WRAP macro, as it is not needed elsewhere */
+#undef WRAP
+ }
+#endif
+
+ /* Wrap either fb's or shadow's CloseScreen with our CloseScreen */
+ pScreenPriv->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;
+
+#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
+ /* Create a mutex for modules in separate threads to wait for */
+ iReturn = pthread_mutex_init (&pScreenPriv->pmServerStarted, NULL);
+ if (iReturn != 0)
+ {
+ ErrorF ("winFinishScreenInitFB - pthread_mutex_init () failed: %d\n",
+ iReturn);
+ return FALSE;
+ }
+
+ /* Own the mutex for modules in separate threads */
+ iReturn = pthread_mutex_lock (&pScreenPriv->pmServerStarted);
+ if (iReturn != 0)
+ {
+ ErrorF ("winFinishScreenInitFB - pthread_mutex_lock () failed: %d\n",
+ iReturn);
+ return FALSE;
+ }
+
+ /* Set the ServerStarted flag to false */
+ pScreenPriv->fServerStarted = FALSE;
+#endif
+
+#ifdef XWIN_MULTIWINDOWEXTWM
+ pScreenPriv->fRestacking = FALSE;
+#endif
+
+#if defined(XWIN_MULTIWINDOW) || defined(XWIN_MULTIWINDOWEXTWM)
+ if (FALSE
+#ifdef XWIN_MULTIWINDOW
+ || pScreenInfo->fMultiWindow
+#endif
+#ifdef XWIN_MULTIWINDOWEXTWM
+ || pScreenInfo->fInternalWM
+#endif
+ )
+ {
+#if CYGDEBUG || YES
+ winDebug ("winFinishScreenInitFB - Calling winInitWM.\n");
+#endif
+
+ /* Initialize multi window mode */
+ if (!winInitWM (&pScreenPriv->pWMInfo,
+ &pScreenPriv->ptWMProc,
+ &pScreenPriv->ptXMsgProc,
+ &pScreenPriv->pmServerStarted,
+ pScreenInfo->dwScreen,
+ (HWND)&pScreenPriv->hwndScreen,
+#ifdef XWIN_MULTIWINDOWEXTWM
+ pScreenInfo->fInternalWM ||
+#endif
+ FALSE))
+ {
+ ErrorF ("winFinishScreenInitFB - winInitWM () failed.\n");
+ return FALSE;
+ }
+ }
+#endif
+
+ /* Tell the server that we are enabled */
+ pScreenPriv->fEnabled = TRUE;
+
+ /* Tell the server that we have a valid depth */
+ pScreenPriv->fBadDepth = FALSE;
+
+#if CYGDEBUG || YES
+ winDebug ("winFinishScreenInitFB - returning\n");
+#endif
+
+ return TRUE;
+}
+
+#ifdef XWIN_NATIVEGDI
+/* See Porting Layer Definition - p. 20 */
+
+Bool
+winFinishScreenInitNativeGDI (int index,
+ ScreenPtr pScreen,
+ int argc, char **argv)
+{
+ winScreenPriv(pScreen);
+ winScreenInfoPtr pScreenInfo = &g_ScreenInfo[index];
+ VisualPtr pVisuals = NULL;
+ DepthPtr pDepths = NULL;
+ VisualID rootVisual = 0;
+ int nVisuals = 0, nDepths = 0, nRootDepth = 0;
+
+ /* Ignore user input (mouse, keyboard) */
+ pScreenInfo->fIgnoreInput = FALSE;
+
+ /* Get device contexts for the screen and shadow bitmap */
+ pScreenPriv->hdcScreen = GetDC (pScreenPriv->hwndScreen);
+ if (pScreenPriv->hdcScreen == NULL)
+ FatalError ("winFinishScreenInitNativeGDI - Couldn't get a DC\n");
+
+ /* Init visuals */
+ if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - pwinInitVisuals failed\n");
+ return FALSE;
+ }
+
+ /* Initialize the mi visuals */
+ if (!miInitVisuals (&pVisuals, &pDepths, &nVisuals, &nDepths, &nRootDepth,
+ &rootVisual,
+ ((unsigned long)1 << (pScreenInfo->dwDepth - 1)), 8,
+ TrueColor))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - miInitVisuals () failed\n");
+ return FALSE;
+ }
+
+ /* Initialize the CloseScreen procedure pointer */
+ pScreen->CloseScreen = NULL;
+
+ /* Initialize the mi code */
+ if (!miScreenInit (pScreen,
+ NULL, /* No framebuffer */
+ pScreenInfo->dwWidth, pScreenInfo->dwHeight,
+ monitorResolution, monitorResolution,
+ pScreenInfo->dwStride,
+ nRootDepth, nDepths, pDepths, rootVisual,
+ nVisuals, pVisuals))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - miScreenInit failed\n");
+ return FALSE;
+ }
+
+ pScreen->defColormap = FakeClientID(0);
+
+ /*
+ * Register our block and wakeup handlers; these procedures
+ * process messages in our Windows message queue; specifically,
+ * they process mouse and keyboard input.
+ */
+ pScreen->BlockHandler = winBlockHandler;
+ pScreen->WakeupHandler = winWakeupHandler;
+ pScreen->blockData = pScreen;
+ pScreen->wakeupData = pScreen;
+
+ /* Place our save screen function */
+ pScreen->SaveScreen = winSaveScreen;
+
+ /* Pixmaps */
+ pScreen->CreatePixmap = winCreatePixmapNativeGDI;
+ pScreen->DestroyPixmap = winDestroyPixmapNativeGDI;
+
+ /* Other Screen Routines */
+ pScreen->QueryBestSize = winQueryBestSizeNativeGDI;
+ pScreen->SaveScreen = winSaveScreen;
+ pScreen->GetImage = miGetImage;
+ pScreen->GetSpans = winGetSpansNativeGDI;
+
+ /* Window Procedures */
+ pScreen->CreateWindow = winCreateWindowNativeGDI;
+ pScreen->DestroyWindow = winDestroyWindowNativeGDI;
+ pScreen->PositionWindow = winPositionWindowNativeGDI;
+ /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesNativeGDI;*/
+ pScreen->RealizeWindow = winMapWindowNativeGDI;
+ pScreen->UnrealizeWindow = winUnmapWindowNativeGDI;
+
+ /* Paint window */
+ pScreen->CopyWindow = winCopyWindowNativeGDI;
+
+ /* Fonts */
+ pScreen->RealizeFont = winRealizeFontNativeGDI;
+ pScreen->UnrealizeFont = winUnrealizeFontNativeGDI;
+
+ /* GC */
+ pScreen->CreateGC = winCreateGCNativeGDI;
+
+ /* Colormap Routines */
+ pScreen->CreateColormap = miInitializeColormap;
+ pScreen->DestroyColormap = (DestroyColormapProcPtr) (void (*)(void)) NoopDDA;
+ pScreen->InstallColormap = miInstallColormap;
+ pScreen->UninstallColormap = miUninstallColormap;
+ pScreen->ListInstalledColormaps = miListInstalledColormaps;
+ pScreen->StoreColors = (StoreColorsProcPtr) (void (*)(void)) NoopDDA;
+ pScreen->ResolveColor = miResolveColor;
+
+ /* Bitmap */
+ pScreen->BitmapToRegion = winPixmapToRegionNativeGDI;
+
+ ErrorF ("winFinishScreenInitNativeGDI - calling miDCInitialize\n");
+
+ /* Set the default white and black pixel positions */
+ pScreen->whitePixel = pScreen->blackPixel = (Pixel) 0;
+
+ /* Initialize the cursor */
+ if (!miDCInitialize (pScreen, &g_winPointerCursorFuncs))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - miDCInitialize failed\n");
+ return FALSE;
+ }
+
+ /* Create a default colormap */
+ if (!miCreateDefColormap (pScreen))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
+ "failed\n");
+ return FALSE;
+ }
+
+ ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
+ "returned\n");
+
+ /* mi doesn't use a CloseScreen procedure, so no need to wrap */
+ pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;
+
+ /* Tell the server that we are enabled */
+ pScreenPriv->fEnabled = TRUE;
+
+ ErrorF ("winFinishScreenInitNativeGDI - Successful addition of "
+ "screen %08x\n",
+ (unsigned int) pScreen);
+
+ return TRUE;
+}
+#endif
+
+
+/* See Porting Layer Definition - p. 33 */
+static Bool
+winSaveScreen (ScreenPtr pScreen, int on)
+{
+ return TRUE;
+}