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import core.sys.posix.unistd;
import core.stdc.stdlib;
extern(C) {
struct Display;
struct Screen;
alias Window = ulong;
Display* XOpenDisplay(const char*);
Window XDefaultRootWindow(Display*);
Window XCreateSimpleWindow(Display*, Window, int, int, uint, uint, uint, ulong, ulong);
int XMapWindow(Display*, Window);
int XFlush(Display*);
int XCloseDisplay(Display*);
}
void main() {
Display* mainDisplay = XOpenDisplay(null);
if (mainDisplay is null) {
exit(1);
}
Window rootWindow = XDefaultRootWindow(mainDisplay);
Window mainWindow = XCreateSimpleWindow(
mainDisplay, rootWindow,
0, 0, // x, y position
800, 600, // width, height
0, // border width
0, // border color (ignored)
0xFF0000 // background color (red)
);
XMapWindow(mainDisplay, mainWindow);
XFlush(mainDisplay);
while(true) {
sleep(1);
}
}
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