#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 *)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(void)
{
if (!xnestDoFullGeneration || !xnestDisplay) return;
xfree(xnestDefaultColormaps);
XFree(xnestVisuals);
XFree(xnestDepths);
XFree(xnestPixmapFormats);
XCloseDisplay(xnestDisplay);
}