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#include <X11/Xlib.h>
#include <X11/extensions/Xinerama.h>
#include <stdbool.h>
#include <stdio.h>
int main()
{
Display *dpy = XOpenDisplay(NULL);
int xinerama_event_base;
int xinerama_error_base;
bool xinerama_ready = XineramaQueryExtension(dpy,&xinerama_event_base, &xinerama_error_base);
fprintf(stdout, "Basic Xinerama screen information - for all the details run 'xdpyinfo -ext XINERAMA'\n");
if (!xinerama_ready)
fprintf(stderr, "No Xinerama support detected, mod_xinerama won't do anything.");
else {
int nRects,i;
XineramaScreenInfo* sInfo = XineramaQueryScreens(dpy, &nRects);
for(i = 0 ; i < nRects ; ++i) {
fprintf(stdout, "Screen %d: %dx%d+%d+%d\n", i, sInfo[i].width, sInfo[i].height, sInfo[i].x_org, sInfo[i].y_org);
}
}
return 0;
}
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