1 /*
2  * Original code posted to comp.sources.x (see printevent.c).
3  * Modifications by Russ Cox <rsc@swtch.com>.
4  */
5 
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <X11/Intrinsic.h>
9 #include "printevent.h"
10 
11 int
12 main(int argc, char **argv)
13 {
14 	int screen;
15 	Display *dpy;
16 	Window window;
17 	XEvent event;
18 
19 	if (!(dpy = XOpenDisplay(""))) {
20 		printf("Failed to open display...\n");
21 		exit(1);
22 	}
23 
24 	screen = DefaultScreen(dpy);
25 
26 	window = XCreateSimpleWindow(dpy, RootWindow(dpy, screen), 100, 100,
27 		300, 200, 2, BlackPixel(dpy, screen), WhitePixel(dpy, screen));
28 
29 	XSelectInput(dpy, window, KeyPressMask | KeyReleaseMask | ButtonPressMask |
30 		ButtonReleaseMask | EnterWindowMask | LeaveWindowMask |
31 		PointerMotionMask | PointerMotionHintMask | Button1MotionMask |
32 		Button2MotionMask | Button3MotionMask | Button4MotionMask |
33 		Button5MotionMask | ButtonMotionMask | KeymapStateMask |
34 		ExposureMask | VisibilityChangeMask | StructureNotifyMask |
35 		SubstructureNotifyMask | SubstructureRedirectMask | FocusChangeMask |
36 		PropertyChangeMask | ColormapChangeMask | OwnerGrabButtonMask);
37 
38 	XMapWindow(dpy, window);
39 
40 	for(;;){
41 		XNextEvent(dpy, &event);
42 		printevent(&event);
43 	}
44 }