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-rw-r--r--hw/xwin/winscrinit.c739
1 files changed, 739 insertions, 0 deletions
diff --git a/hw/xwin/winscrinit.c b/hw/xwin/winscrinit.c
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+++ b/hw/xwin/winscrinit.c
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+/*
+ *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
+ */
+/* $XFree86: xc/programs/Xserver/hw/xwin/winscrinit.c,v 1.26 2003/02/12 15:01:38 alanh Exp $ */
+
+#include "win.h"
+
+
+/*
+ * 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
+ ErrorF ("winScreenInit - dwWidth: %d dwHeight: %d\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",
+ 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
+ * winInitializeDefaultScreens () 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 CYGDEBUG || YES
+ ErrorF ("winScreenInit - returning\n");
+#endif
+
+ return TRUE;
+}
+
+
+/* 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;
+ int iReturn;
+
+#if WIN_LAYER_SUPPORT
+ pScreenPriv->dwLayerKind = LAYER_SHADOW;
+#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);
+
+ ErrorF ("winFinishScreenInitFB - Masks: %08x %08x %08x\n",
+ pScreenPriv->dwRedMask, pScreenPriv->dwGreenMask,
+ 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)))
+ {
+ pScreen->CreateColormap = winCreateColormap;
+ pScreen->DestroyColormap = winDestroyColormap;
+ pScreen->InstallColormap = winInstallColormap;
+ pScreen->UninstallColormap = winUninstallColormap;
+ pScreen->ListInstalledColormaps = winListInstalledColormaps;
+ pScreen->StoreColors = winStoreColors;
+ pScreen->ResolveColor = winResolveColor;
+
+ /*
+ * 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;
+
+ /* Backing store functions */
+ /*
+ * FIXME: Backing store support still doesn't seem to be working.
+ */
+ pScreen->BackingStoreFuncs.SaveAreas = fbSaveAreas;
+ pScreen->BackingStoreFuncs.RestoreAreas = fbRestoreAreas;
+
+ /* 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;
+
+#ifdef RENDER
+ /* Render extension initialization, calls miPictureInit */
+ if (!fbPictureInit (pScreen, NULL, 0))
+ {
+ ErrorF ("winFinishScreenInitFB - fbPictureInit () failed\n");
+ return FALSE;
+ }
+#endif
+
+#if WIN_LAYER_SUPPORT
+ /* KDrive does LayerStartInit right after fbPictureInit */
+ if (!LayerStartInit (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - LayerStartInit () failed\n");
+ return FALSE;
+ }
+
+ /* Not sure what we're adding to shadow, but add it anyway */
+ if (!shadowAdd (pScreen, 0, pScreenPriv->pwinShadowUpdate, NULL, 0, 0))
+ {
+ ErrorF ("winFinishScreenInitFB - shadowAdd () failed\n");
+ return FALSE;
+ }
+
+ /* KDrive does LayerFinishInit right after LayerStartInit */
+ if (!LayerFinishInit (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - LayerFinishInit () failed\n");
+ return FALSE;
+ }
+
+ /* KDrive does LayerCreate right after LayerFinishInit */
+ pScreenPriv->pLayer = winLayerCreate (pScreen);
+ if (!pScreenPriv->pLayer)
+ {
+ ErrorF ("winFinishScreenInitFB - winLayerCreate () failed\n");
+ return FALSE;
+ }
+
+ /* KDrive does RandRInit right after LayerCreate */
+#ifdef RANDR
+ if (pScreenInfo->dwDepth != 8 && !winRandRInit (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - winRandRInit () failed\n");
+ return FALSE;
+ }
+#endif
+#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
+ ErrorF ("winFinishScreenInitFB - Calling miDCInitialize ()\n");
+#endif
+ miDCInitialize (pScreen, &g_winPointerCursorFuncs);
+
+ /* KDrive does winCreateDefColormap right after miDCInitialize */
+ /* Create a default colormap */
+#if CYGDEBUG
+ ErrorF ("winFinishScreenInitFB - Calling winCreateDefColormap ()\n");
+#endif
+ if (!winCreateDefColormap (pScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - Could not create colormap\n");
+ return FALSE;
+ }
+
+#if !WIN_LAYER_SUPPORT
+ /* Initialize the shadow framebuffer layer */
+ if (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
+ || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
+ || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL)
+ {
+#if CYGDEBUG
+ ErrorF ("winFinishScreenInitFB - Calling shadowInit ()\n");
+#endif
+ if (!shadowInit (pScreen,
+ pScreenPriv->pwinShadowUpdate,
+ NULL))
+ {
+ ErrorF ("winFinishScreenInitFB - shadowInit () failed\n");
+ return FALSE;
+ }
+ }
+#endif
+
+
+ /* Handle pseudo-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);
+#ifdef SHAPE
+ WRAP(SetShape);
+#endif
+
+ /* Assign pseudo-rootless window procedures to be top level procedures */
+ pScreen->CreateWindow = winCreateWindowPRootless;
+ pScreen->DestroyWindow = winDestroyWindowPRootless;
+ pScreen->PositionWindow = winPositionWindowPRootless;
+ pScreen->ChangeWindowAttributes = winChangeWindowAttributesPRootless;
+ pScreen->RealizeWindow = winMapWindowPRootless;
+ pScreen->UnrealizeWindow = winUnmapWindowPRootless;
+#ifdef SHAPE
+ pScreen->SetShape = winSetShapePRootless;
+#endif
+
+ /* Undefine the WRAP macro, as it is not needed elsewhere */
+#undef WRAP
+ }
+ /* 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);
+#ifdef SHAPE
+ WRAP(SetShape);
+#endif
+
+ /* 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;
+#ifdef SHAPE
+ pScreen->SetShape = winSetShapeMultiWindow;
+#endif
+
+ /* Undefine the WRAP macro, as it is not needed elsewhere */
+#undef WRAP
+ }
+
+ /* Wrap either fb's or shadow's CloseScreen with our CloseScreen */
+ pScreenPriv->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;
+
+ /* Create a mutex for modules in seperate 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 seperate 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;
+
+#if CYGDEBUG || YES
+ if (pScreenInfo->fMultiWindow)
+ ErrorF ("winFinishScreenInitFB - Calling winInitWM.\n");
+#endif
+
+ /* Initialize multi window mode */
+ if (pScreenInfo->fMultiWindow
+ && !winInitWM (&pScreenPriv->pWMInfo,
+ &pScreenPriv->ptWMProc,
+ &pScreenPriv->pmServerStarted,
+ pScreenInfo->dwScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - winInitWM () failed.\n");
+ return FALSE;
+ }
+
+#if CYGDEBUG || YES
+ if (pScreenInfo->fClipboard)
+ ErrorF ("winFinishScreenInitFB - Calling winInitClipboard.\n");
+#endif
+
+ /* Initialize the clipboard manager */
+ if (pScreenInfo->fClipboard
+ && !winInitClipboard (&pScreenPriv->ptClipboardProc,
+ &pScreenPriv->pmServerStarted,
+ pScreenInfo->dwScreen))
+ {
+ ErrorF ("winFinishScreenInitFB - winClipboardInit () failed.\n");
+ return FALSE;
+ }
+
+ /* 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
+ ErrorF ("winFinishScreenInitFB - returning\n");
+#endif
+
+ return TRUE;
+}
+
+
+/*
+ *
+ *
+ *
+ *
+ * TEST CODE BELOW - NOT USED IN NORMAL COMPILATION
+ *
+ *
+ *
+ *
+ *
+ */
+
+
+/* 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 = TRUE;
+
+ /* 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->dwWidth,
+ nRootDepth, nDepths, pDepths, rootVisual,
+ nVisuals, pVisuals))
+ {
+ ErrorF ("winFinishScreenInitNativeGDI - miScreenInit failed\n");
+ return FALSE;
+ }
+
+ /*
+ * 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->PaintWindowBackground = miPaintWindow;
+ pScreen->PaintWindowBorder = miPaintWindow;
+ pScreen->CopyWindow = winCopyWindowNativeGDI;
+
+ /* Fonts */
+ pScreen->RealizeFont = winRealizeFontNativeGDI;
+ pScreen->UnrealizeFont = winUnrealizeFontNativeGDI;
+
+ /* GC */
+ pScreen->CreateGC = winCreateGCNativeGDI;
+
+ /* Colormap Routines */
+ pScreen->CreateColormap = miInitializeColormap;
+ pScreen->DestroyColormap = (DestroyColormapProcPtr) (void (*)()) NoopDDA;
+ pScreen->InstallColormap = miInstallColormap;
+ pScreen->UninstallColormap = miUninstallColormap;
+ pScreen->ListInstalledColormaps = miListInstalledColormaps;
+ pScreen->StoreColors = (StoreColorsProcPtr) (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",
+ pScreen);
+
+ return TRUE;
+}
+
+
+/* See Porting Layer Definition - p. 33 */
+Bool
+winSaveScreen (ScreenPtr pScreen, int on)
+{
+ return TRUE;
+}
+
+
+PixmapPtr
+winGetWindowPixmap (WindowPtr pwin)
+{
+ ErrorF ("winGetWindowPixmap ()\n");
+ return NULL;
+}
+
+
+void
+winSetWindowPixmap (WindowPtr pwin, PixmapPtr pPix)
+{
+ ErrorF ("winSetWindowPixmap ()\n");
+}
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