56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/*
|
|
* Copyright (c) Camden Dixie O'Brien
|
|
* SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <assert.h>
|
|
#include <stdbool.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#define MAZE_SIZE 24
|
|
|
|
#define GRID_SIZE (2 * MAZE_SIZE - 1)
|
|
#define MARGIN 2
|
|
#define WALL_THICKNESS 1
|
|
#define WINDOW_SIZE (GRID_SIZE + 2 * (WALL_THICKNESS + MARGIN))
|
|
|
|
#define PX(x) ((x) << 3)
|
|
|
|
int main(void)
|
|
{
|
|
XEvent evt;
|
|
Display *dpy = XOpenDisplay(NULL);
|
|
assert(dpy);
|
|
|
|
// Create window and configure graphics context
|
|
const int black = BlackPixel(dpy, DefaultScreen(dpy));
|
|
const int white = WhitePixel(dpy, DefaultScreen(dpy));
|
|
Window w = XCreateSimpleWindow(
|
|
dpy, DefaultRootWindow(dpy), 0, 0, PX(WINDOW_SIZE), PX(WINDOW_SIZE),
|
|
0, white, white);
|
|
Atom del = XInternAtom(dpy, "WM_DELETE_WINDOW", false);
|
|
XSetWMProtocols(dpy, w, &del, 1);
|
|
GC gc = DefaultGC(dpy, DefaultScreen(dpy));
|
|
XSetForeground(dpy, gc, black);
|
|
|
|
// Map window
|
|
XSelectInput(dpy, w, StructureNotifyMask);
|
|
XMapWindow(dpy, w);
|
|
do
|
|
XNextEvent(dpy, &evt);
|
|
while (MapNotify != evt.type);
|
|
|
|
// Wait for window exit
|
|
bool is_del = false;
|
|
do {
|
|
XNextEvent(dpy, &evt);
|
|
if (ClientMessage == evt.type)
|
|
is_del = (unsigned long)evt.xclient.data.l[0] == del;
|
|
} while (!is_del);
|
|
|
|
XCloseDisplay(dpy);
|
|
return EXIT_SUCCESS;
|
|
}
|