1 files changed, 53 insertions, 0 deletions
diff --git a/cmdtree.c b/cmdtree.c
new file mode 100644
index 0000000..5802d64
--- /dev/null
+++ b/cmdtree.c
@@ -0,0 +1,53 @@
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xresource.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(void) {
+	Display *d;
+	XIC xic;
+	Window w;
+	XEvent e;
+	char *msg = "cmdtree is a tree of commands";
+	int s;
+	char buf[32];
+	int len, done = 0;
+	KeySym ksym = NoSymbol;
+	Status status;
+	XIM xim;
+
+	d = XOpenDisplay(NULL);
+	if (d == NULL) {
+		fprintf(stderr, "Cannot open display\n");
+		exit(1);
+	}
+
+	s = DefaultScreen(d);
+	w = XCreateSimpleWindow(d, RootWindow(d, s), 10, 10, 100, 100, 1,
+				BlackPixel(d, s), WhitePixel(d, s));
+	xim = XOpenIM(d, NULL, NULL, NULL);
+	xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
+			XNClientWindow, w, XNFocusWindow, w, NULL);
+	XSelectInput(d, w, ExposureMask | KeyPressMask);
+	XMapWindow(d, w);
+
+	while (!done) {
+		XNextEvent(d, &e);
+		if (e.type == Expose) {
+			XFillRectangle(d, w, DefaultGC(d, s), 20, 20, 10, 10);
+			XDrawString(d, w, DefaultGC(d, s), 10, 50, msg, strlen(msg));
+		}
+
+		if (e.type == KeyPress) {
+			len = XmbLookupString(xic, (XKeyEvent*)&e, buf, sizeof buf, &ksym, &status);
+			if (ksym == XK_q) break;
+		}
+
+	}
+
+	XCloseDisplay(d);
+	return 0;
+}