diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xnest/Display.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xnest/Display.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/xnest/Display.c b/nx-X11/programs/Xserver/hw/xnest/Display.c new file mode 100644 index 000000000..fa8457651 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/xnest/Display.c @@ -0,0 +1,195 @@ +/* $Xorg: Display.c,v 1.3 2000/08/17 19:53:28 cpqbld Exp $ */ +/* + +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. + +*/ +/* $XFree86: xc/programs/Xserver/hw/xnest/Display.c,v 3.4 2001/10/28 03:34:10 tsi Exp $ */ + + +#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; +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 *)xalloc(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() +{ + 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. + */ + + xfree(xnestDefaultColormaps); + XFree(xnestVisuals); + XFree(xnestDepths); + XFree(xnestPixmapFormats); + XCloseDisplay(xnestDisplay); +} |