--- /dev/null
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+ extentsrequest.c for the Openbox window manager
+ Copyright (c) 2003-2007 Dana Jansens
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ See the COPYING file for a copy of the GNU General Public License.
+*/
+
+#include <stdio.h>
+#include <unistd.h>
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+
+int main () {
+ Display *display;
+ Window win;
+ XEvent report;
+ Atom _request, _extents, _type, _normal, _desktop;
+ XEvent msg;
+ int x=10,y=10,h=100,w=400;
+
+ display = XOpenDisplay(NULL);
+
+ if (display == NULL) {
+ fprintf(stderr, "couldn't connect to X server :0\n");
+ return 0;
+ }
+
+ _type = XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
+ _normal = XInternAtom(display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
+ _desktop = XInternAtom(display, "_NET_WM_WINDOW_TYPE_DESKTOP", False);
+ _request = XInternAtom(display, "_NET_REQUEST_FRAME_EXTENTS", False);
+ _extents = XInternAtom(display, "_NET_FRAME_EXTENTS", False);
+
+ win = XCreateWindow(display, RootWindow(display, 0),
+ x, y, w, h, 10, CopyFromParent, CopyFromParent,
+ CopyFromParent, 0, NULL);
+ XSelectInput(display, win, PropertyChangeMask);
+
+ printf("requesting for type normal\n");
+ XChangeProperty(display, win, _type, XA_ATOM, 32,
+ PropModeReplace, (unsigned char*)&_normal, 1);
+ msg.xclient.type = ClientMessage;
+ msg.xclient.message_type = _request;
+ msg.xclient.display = display;
+ msg.xclient.window = win;
+ msg.xclient.format = 32;
+ msg.xclient.data.l[0] = 0l;
+ msg.xclient.data.l[1] = 0l;
+ msg.xclient.data.l[2] = 0l;
+ msg.xclient.data.l[3] = 0l;
+ msg.xclient.data.l[4] = 0l;
+ XSendEvent(display, RootWindow(display, 0), False,
+ SubstructureNotifyMask | SubstructureRedirectMask, &msg);
+ XFlush(display);
+
+ printf("waiting for extents\n");
+ while (1) {
+ XNextEvent(display, &report);
+
+ if (report.type == PropertyNotify &&
+ report.xproperty.atom == _extents)
+ {
+ Atom ret_type;
+ int ret_format;
+ unsigned long ret_items, ret_bytesleft;
+ unsigned long *prop_return;
+ XGetWindowProperty(display, win, _extents, 0, 4,
+ False, XA_CARDINAL, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return);
+ if (ret_type == XA_CARDINAL && ret_format == 32 && ret_items == 4)
+ printf("got new extents %d, %d, %d, %d\n",
+ prop_return[0], prop_return[1], prop_return[2],
+ prop_return[3]);
+ break;
+ }
+ }
+
+ printf("requesting for type desktop\n");
+ XChangeProperty(display, win, _type, XA_ATOM, 32,
+ PropModeReplace, (unsigned char*)&_desktop, 1);
+ msg.xclient.type = ClientMessage;
+ msg.xclient.message_type = _request;
+ msg.xclient.display = display;
+ msg.xclient.window = win;
+ msg.xclient.format = 32;
+ msg.xclient.data.l[0] = 0l;
+ msg.xclient.data.l[1] = 0l;
+ msg.xclient.data.l[2] = 0l;
+ msg.xclient.data.l[3] = 0l;
+ msg.xclient.data.l[4] = 0l;
+ XSendEvent(display, RootWindow(display, 0), False,
+ SubstructureNotifyMask | SubstructureRedirectMask, &msg);
+ XFlush(display);
+
+ printf("waiting for extents\n");
+ while (1) {
+ XNextEvent(display, &report);
+
+ if (report.type == PropertyNotify &&
+ report.xproperty.atom == _extents)
+ {
+ Atom ret_type;
+ int ret_format;
+ unsigned long ret_items, ret_bytesleft;
+ unsigned long *prop_return;
+ XGetWindowProperty(display, win, _extents, 0, 4,
+ False, XA_CARDINAL, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return);
+ if (ret_type == XA_CARDINAL && ret_format == 32 && ret_items == 4)
+ printf("got new extents %d, %d, %d, %d\n",
+ prop_return[0], prop_return[1], prop_return[2],
+ prop_return[3]);
+ break;
+ }
+ }
+
+ return 1;
+}