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Diffstat (limited to 'xorg-server/hw/xnest/Display.c')
-rw-r--r--xorg-server/hw/xnest/Display.c399
1 files changed, 206 insertions, 193 deletions
diff --git a/xorg-server/hw/xnest/Display.c b/xorg-server/hw/xnest/Display.c
index 72c640186..7acad755c 100644
--- a/xorg-server/hw/xnest/Display.c
+++ b/xorg-server/hw/xnest/Display.c
@@ -1,193 +1,206 @@
-/*
-
-Copyright 1993 by Davor Matic
-
-Permission to use, copy, modify, distribute, and sell this software
-and its documentation for any purpose is hereby granted without fee,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation. Davor Matic makes no representations about
-the suitability of this software for any purpose. It is provided "as
-is" without express or implied warranty.
-
-*/
-
-
-#ifdef HAVE_XNEST_CONFIG_H
-#include <xnest-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "screenint.h"
-#include "input.h"
-#include "misc.h"
-#include "scrnintstr.h"
-#include "servermd.h"
-
-#include "Xnest.h"
-
-#include "Display.h"
-#include "Init.h"
-#include "Args.h"
-
-#include "icon"
-#include "screensaver"
-
-Display *xnestDisplay = NULL;
-XVisualInfo *xnestVisuals;
-int xnestNumVisuals;
-int xnestDefaultVisualIndex;
-Colormap *xnestDefaultColormaps;
-static int xnestNumDefaultColormaps;
-int *xnestDepths;
-int xnestNumDepths;
-XPixmapFormatValues *xnestPixmapFormats;
-int xnestNumPixmapFormats;
-Pixel xnestBlackPixel;
-Pixel xnestWhitePixel;
-Drawable xnestDefaultDrawables[MAXDEPTH + 1];
-Pixmap xnestIconBitmap;
-Pixmap xnestScreenSaverPixmap;
-XlibGC xnestBitmapGC;
-unsigned long xnestEventMask;
-
-void
-xnestOpenDisplay(int argc, char *argv[])
-{
- XVisualInfo vi;
- long mask;
- int i, j;
-
- if (!xnestDoFullGeneration) return;
-
- xnestCloseDisplay();
-
- xnestDisplay = XOpenDisplay(xnestDisplayName);
- if (xnestDisplay == NULL)
- FatalError("Unable to open display \"%s\".\n",
- XDisplayName(xnestDisplayName));
-
- if (xnestSynchronize)
- XSynchronize(xnestDisplay, True);
-
- mask = VisualScreenMask;
- vi.screen = DefaultScreen(xnestDisplay);
- xnestVisuals = XGetVisualInfo(xnestDisplay, mask, &vi, &xnestNumVisuals);
- if (xnestNumVisuals == 0 || xnestVisuals == NULL)
- FatalError("Unable to find any visuals.\n");
-
- if (xnestUserDefaultClass || xnestUserDefaultDepth) {
- xnestDefaultVisualIndex = UNDEFINED;
- for (i = 0; i < xnestNumVisuals; i++)
- if ((!xnestUserDefaultClass ||
- xnestVisuals[i].class == xnestDefaultClass)
- &&
- (!xnestUserDefaultDepth ||
- xnestVisuals[i].depth == xnestDefaultDepth)) {
- xnestDefaultVisualIndex = i;
- break;
- }
- if (xnestDefaultVisualIndex == UNDEFINED)
- FatalError("Unable to find desired default visual.\n");
- }
- else {
- vi.visualid = XVisualIDFromVisual(DefaultVisual(xnestDisplay,
- DefaultScreen(xnestDisplay)));
- xnestDefaultVisualIndex = 0;
- for (i = 0; i < xnestNumVisuals; i++)
- if (vi.visualid == xnestVisuals[i].visualid)
- xnestDefaultVisualIndex = i;
- }
-
- xnestNumDefaultColormaps = xnestNumVisuals;
- xnestDefaultColormaps = (Colormap *)malloc(xnestNumDefaultColormaps *
- sizeof(Colormap));
- for (i = 0; i < xnestNumDefaultColormaps; i++)
- xnestDefaultColormaps[i] = XCreateColormap(xnestDisplay,
- DefaultRootWindow(xnestDisplay),
- xnestVisuals[i].visual,
- AllocNone);
-
- xnestDepths = XListDepths(xnestDisplay, DefaultScreen(xnestDisplay),
- &xnestNumDepths);
-
- xnestPixmapFormats = XListPixmapFormats(xnestDisplay,
- &xnestNumPixmapFormats);
-
- xnestBlackPixel = BlackPixel(xnestDisplay, DefaultScreen(xnestDisplay));
- xnestWhitePixel = WhitePixel(xnestDisplay, DefaultScreen(xnestDisplay));
-
- if (xnestParentWindow != (Window) 0)
- xnestEventMask = StructureNotifyMask;
- else
- xnestEventMask = 0L;
-
- for (i = 0; i <= MAXDEPTH; i++)
- xnestDefaultDrawables[i] = None;
-
- for (i = 0; i < xnestNumPixmapFormats; i++)
- for (j = 0; j < xnestNumDepths; j++)
- if (xnestPixmapFormats[i].depth == 1 ||
- xnestPixmapFormats[i].depth == xnestDepths[j]) {
- xnestDefaultDrawables[xnestPixmapFormats[i].depth] =
- XCreatePixmap(xnestDisplay, DefaultRootWindow(xnestDisplay),
- 1, 1, xnestPixmapFormats[i].depth);
- }
-
- xnestBitmapGC = XCreateGC(xnestDisplay, xnestDefaultDrawables[1], 0L, NULL);
-
- if (!(xnestUserGeometry & XValue))
- xnestX = 0;
-
- if (!(xnestUserGeometry & YValue))
- xnestY = 0;
-
- if (xnestParentWindow == 0) {
- if (!(xnestUserGeometry & WidthValue))
- xnestWidth = 3 * DisplayWidth(xnestDisplay,
- DefaultScreen(xnestDisplay)) / 4;
-
- if (!(xnestUserGeometry & HeightValue))
- xnestHeight = 3 * DisplayHeight(xnestDisplay,
- DefaultScreen(xnestDisplay)) / 4;
- }
-
- if (!xnestUserBorderWidth)
- xnestBorderWidth = 1;
-
- xnestIconBitmap =
- XCreateBitmapFromData(xnestDisplay,
- DefaultRootWindow(xnestDisplay),
- (char *)icon_bits,
- icon_width,
- icon_height);
-
- xnestScreenSaverPixmap =
- XCreatePixmapFromBitmapData(xnestDisplay,
- DefaultRootWindow(xnestDisplay),
- (char *)screensaver_bits,
- screensaver_width,
- screensaver_height,
- xnestWhitePixel,
- xnestBlackPixel,
- DefaultDepth(xnestDisplay,
- DefaultScreen(xnestDisplay)));
-}
-
-void
-xnestCloseDisplay(void)
-{
- if (!xnestDoFullGeneration || !xnestDisplay) return;
-
- /*
- If xnestDoFullGeneration all x resources will be destroyed upon closing
- the display connection. There is no need to generate extra protocol.
- */
-
- free(xnestDefaultColormaps);
- XFree(xnestVisuals);
- XFree(xnestDepths);
- XFree(xnestPixmapFormats);
- XCloseDisplay(xnestDisplay);
-}
+/*
+
+Copyright 1993 by Davor Matic
+
+Permission to use, copy, modify, distribute, and sell this software
+and its documentation for any purpose is hereby granted without fee,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation. Davor Matic makes no representations about
+the suitability of this software for any purpose. It is provided "as
+is" without express or implied warranty.
+
+*/
+
+
+#ifdef HAVE_XNEST_CONFIG_H
+#include <xnest-config.h>
+#endif
+
+#include <string.h>
+#include <errno.h>
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "screenint.h"
+#include "input.h"
+#include "misc.h"
+#include "scrnintstr.h"
+#include "servermd.h"
+
+#include "Xnest.h"
+
+#include "Display.h"
+#include "Init.h"
+#include "Args.h"
+
+#include "icon"
+#include "screensaver"
+
+Display *xnestDisplay = NULL;
+XVisualInfo *xnestVisuals;
+int xnestNumVisuals;
+int xnestDefaultVisualIndex;
+Colormap *xnestDefaultColormaps;
+static int xnestNumDefaultColormaps;
+int *xnestDepths;
+int xnestNumDepths;
+XPixmapFormatValues *xnestPixmapFormats;
+int xnestNumPixmapFormats;
+Pixel xnestBlackPixel;
+Pixel xnestWhitePixel;
+Drawable xnestDefaultDrawables[MAXDEPTH + 1];
+Pixmap xnestIconBitmap;
+Pixmap xnestScreenSaverPixmap;
+XlibGC xnestBitmapGC;
+unsigned long xnestEventMask;
+
+static int _X_NORETURN
+x_io_error_handler (Display *dpy) {
+ ErrorF("Lost connection to X server: %s\n", strerror(errno));
+ CloseWellKnownConnections();
+ OsCleanup(1);
+ exit(1);
+}
+
+void
+xnestOpenDisplay(int argc, char *argv[])
+{
+ XVisualInfo vi;
+ long mask;
+ int i, j;
+
+ if (!xnestDoFullGeneration) return;
+
+ XSetIOErrorHandler(x_io_error_handler);
+
+ xnestCloseDisplay();
+
+ xnestDisplay = XOpenDisplay(xnestDisplayName);
+ if (xnestDisplay == NULL)
+ FatalError("Unable to open display \"%s\".\n",
+ XDisplayName(xnestDisplayName));
+
+ if (xnestSynchronize)
+ XSynchronize(xnestDisplay, True);
+
+ mask = VisualScreenMask;
+ vi.screen = DefaultScreen(xnestDisplay);
+ xnestVisuals = XGetVisualInfo(xnestDisplay, mask, &vi, &xnestNumVisuals);
+ if (xnestNumVisuals == 0 || xnestVisuals == NULL)
+ FatalError("Unable to find any visuals.\n");
+
+ if (xnestUserDefaultClass || xnestUserDefaultDepth) {
+ xnestDefaultVisualIndex = UNDEFINED;
+ for (i = 0; i < xnestNumVisuals; i++)
+ if ((!xnestUserDefaultClass ||
+ xnestVisuals[i].class == xnestDefaultClass)
+ &&
+ (!xnestUserDefaultDepth ||
+ xnestVisuals[i].depth == xnestDefaultDepth)) {
+ xnestDefaultVisualIndex = i;
+ break;
+ }
+ if (xnestDefaultVisualIndex == UNDEFINED)
+ FatalError("Unable to find desired default visual.\n");
+ }
+ else {
+ vi.visualid = XVisualIDFromVisual(DefaultVisual(xnestDisplay,
+ DefaultScreen(xnestDisplay)));
+ xnestDefaultVisualIndex = 0;
+ for (i = 0; i < xnestNumVisuals; i++)
+ if (vi.visualid == xnestVisuals[i].visualid)
+ xnestDefaultVisualIndex = i;
+ }
+
+ xnestNumDefaultColormaps = xnestNumVisuals;
+ xnestDefaultColormaps = (Colormap *)malloc(xnestNumDefaultColormaps *
+ sizeof(Colormap));
+ for (i = 0; i < xnestNumDefaultColormaps; i++)
+ xnestDefaultColormaps[i] = XCreateColormap(xnestDisplay,
+ DefaultRootWindow(xnestDisplay),
+ xnestVisuals[i].visual,
+ AllocNone);
+
+ xnestDepths = XListDepths(xnestDisplay, DefaultScreen(xnestDisplay),
+ &xnestNumDepths);
+
+ xnestPixmapFormats = XListPixmapFormats(xnestDisplay,
+ &xnestNumPixmapFormats);
+
+ xnestBlackPixel = BlackPixel(xnestDisplay, DefaultScreen(xnestDisplay));
+ xnestWhitePixel = WhitePixel(xnestDisplay, DefaultScreen(xnestDisplay));
+
+ if (xnestParentWindow != (Window) 0)
+ xnestEventMask = StructureNotifyMask;
+ else
+ xnestEventMask = 0L;
+
+ for (i = 0; i <= MAXDEPTH; i++)
+ xnestDefaultDrawables[i] = None;
+
+ for (i = 0; i < xnestNumPixmapFormats; i++)
+ for (j = 0; j < xnestNumDepths; j++)
+ if (xnestPixmapFormats[i].depth == 1 ||
+ xnestPixmapFormats[i].depth == xnestDepths[j]) {
+ xnestDefaultDrawables[xnestPixmapFormats[i].depth] =
+ XCreatePixmap(xnestDisplay, DefaultRootWindow(xnestDisplay),
+ 1, 1, xnestPixmapFormats[i].depth);
+ }
+
+ xnestBitmapGC = XCreateGC(xnestDisplay, xnestDefaultDrawables[1], 0L, NULL);
+
+ if (!(xnestUserGeometry & XValue))
+ xnestX = 0;
+
+ if (!(xnestUserGeometry & YValue))
+ xnestY = 0;
+
+ if (xnestParentWindow == 0) {
+ if (!(xnestUserGeometry & WidthValue))
+ xnestWidth = 3 * DisplayWidth(xnestDisplay,
+ DefaultScreen(xnestDisplay)) / 4;
+
+ if (!(xnestUserGeometry & HeightValue))
+ xnestHeight = 3 * DisplayHeight(xnestDisplay,
+ DefaultScreen(xnestDisplay)) / 4;
+ }
+
+ if (!xnestUserBorderWidth)
+ xnestBorderWidth = 1;
+
+ xnestIconBitmap =
+ XCreateBitmapFromData(xnestDisplay,
+ DefaultRootWindow(xnestDisplay),
+ (char *)icon_bits,
+ icon_width,
+ icon_height);
+
+ xnestScreenSaverPixmap =
+ XCreatePixmapFromBitmapData(xnestDisplay,
+ DefaultRootWindow(xnestDisplay),
+ (char *)screensaver_bits,
+ screensaver_width,
+ screensaver_height,
+ xnestWhitePixel,
+ xnestBlackPixel,
+ DefaultDepth(xnestDisplay,
+ DefaultScreen(xnestDisplay)));
+}
+
+void
+xnestCloseDisplay(void)
+{
+ if (!xnestDoFullGeneration || !xnestDisplay) return;
+
+ /*
+ If xnestDoFullGeneration all x resources will be destroyed upon closing
+ the display connection. There is no need to generate extra protocol.
+ */
+
+ free(xnestDefaultColormaps);
+ XFree(xnestVisuals);
+ XFree(xnestDepths);
+ XFree(xnestPixmapFormats);
+ XCloseDisplay(xnestDisplay);
+}