X11MinSample.cpp

#include <X11/Xlib.h>

int main(int argc, char** argv) {
	Display* display;
	Window window;
	Screen* screen;
	XEvent ev;
	int screenId;


	// Open the display using the env var
	display = XOpenDisplay(NULL);
	if (display == NULL) {
		printf("%s\n", "Could not open display");
		return 1;
	}
	screen = DefaultScreenOfDisplay(display);
	screenId = DefaultScreen(display);

	// Open the window
	window = XCreateSimpleWindow(display, RootWindowOfScreen(screen), 0, 0, 320, 200, 1, BlackPixel(display, screenId), WhitePixel(display, screenId));

	printf("%s\n", "Raise window");
	XClearWindow(display, window);
	XMapRaised(display, window);

	
	while (true) {
		// Do something
		XNextEvent(display, &ev);
	}

	// Cleanup
	XCloseDisplay(display);
	return 1;
}

// gcc -lX11 -L/usr/X11/lib -I/opt/X11/include -o test test.cpp