2006-09-10 11:43:20 -07:00
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/*
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2007-01-13 11:14:29 -08:00
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* Copyright (C) 2005-2007 Carsten Haitzler
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* Copyright (C) 2006-2007 Kim Woelders
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2006-09-10 11:43:20 -07:00
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Basic hack mechanism (dlopen etc.) taken from e_hack.c in e17.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <dlfcn.h>
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#include <X11/Xlib.h>
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#include <X11/X.h>
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#include "config.h"
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/* dlopened xlib so we can find the symbols in the real xlib to call them */
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static void *lib_xlib = NULL;
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static Window root = None;
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/* Find our root window */
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static Window
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MyRoot(Display * dpy)
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{
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char *s;
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if (root != None)
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return root;
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root = DefaultRootWindow(dpy);
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s = getenv("ENL_WM_ROOT");
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if (!s)
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return root;
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sscanf(s, "%lx", &root);
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return root;
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}
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/* XCreateWindow intercept hack */
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Window
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2006-10-03 13:11:25 -07:00
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XCreateWindow(Display * display, Window parent, int x, int y,
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2006-09-10 11:43:20 -07:00
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unsigned int width, unsigned int height,
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unsigned int border_width,
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2006-10-03 13:11:25 -07:00
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int depth, unsigned int class, Visual * visual,
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2006-09-10 11:43:20 -07:00
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unsigned long valuemask, XSetWindowAttributes * attributes)
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{
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static Window(*func)
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2006-10-03 13:11:25 -07:00
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(Display * _display, Window _parent, int _x, int _y,
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unsigned int _width, unsigned int _height,
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unsigned int _border_width,
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int _depth, unsigned int _class, Visual * _visual,
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unsigned long _valuemask, XSetWindowAttributes * _attributes) = NULL;
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2006-09-10 11:43:20 -07:00
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/* find the real Xlib and the real X function */
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if (!lib_xlib)
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lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func)
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func = dlsym(lib_xlib, "XCreateWindow");
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if (parent == DefaultRootWindow(display))
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parent = MyRoot(display);
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return (*func) (display, parent, x, y, width, height, border_width, depth,
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class, visual, valuemask, attributes);
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}
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/* XCreateSimpleWindow intercept hack */
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Window
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XCreateSimpleWindow(Display * display, Window parent, int x, int y,
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2006-09-10 11:43:20 -07:00
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unsigned int width, unsigned int height,
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unsigned int border_width,
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unsigned long border, unsigned long background)
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{
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static Window(*func)
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2006-10-03 13:11:25 -07:00
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(Display * _display, Window _parent, int _x, int _y,
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unsigned int _width, unsigned int _height,
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unsigned int _border_width,
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unsigned long _border, unsigned long _background) = NULL;
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2006-09-10 11:43:20 -07:00
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/* find the real Xlib and the real X function */
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if (!lib_xlib)
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lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func)
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func = dlsym(lib_xlib, "XCreateSimpleWindow");
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if (parent == DefaultRootWindow(display))
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parent = MyRoot(display);
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return (*func) (display, parent, x, y, width, height,
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border_width, border, background);
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}
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/* XReparentWindow intercept hack */
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int
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XReparentWindow(Display * display, Window window, Window parent, int x, int y)
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{
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static int (*func)
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2006-10-03 13:11:25 -07:00
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(Display * _display, Window _window, Window _parent, int _x, int _y) =
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NULL;
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2006-09-10 11:43:20 -07:00
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/* find the real Xlib and the real X function */
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if (!lib_xlib)
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lib_xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
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if (!func)
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func = dlsym(lib_xlib, "XReparentWindow");
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if (parent == DefaultRootWindow(display))
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parent = MyRoot(display);
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return (*func) (display, window, parent, x, y);
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}
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