91 lines
2.7 KiB
C
91 lines
2.7 KiB
C
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/* $XConsortium: ClientWin.c,v 1.4 94/04/17 20:15:50 rws Exp $ */
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/*
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Copyright (c) 1989 X Consortium
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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 deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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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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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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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 THE
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X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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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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Except as contained in this notice, the name of the X Consortium shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from the X Consortium.
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*/
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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static Window TryChildren();
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/* Find a window with WM_STATE, else return win itself, as per ICCCM */
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Window XmuClientWindow (dpy, win)
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Display *dpy;
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Window win;
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{
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Atom WM_STATE;
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Atom type = None;
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int format;
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unsigned long nitems, after;
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unsigned char *data;
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Window inf;
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WM_STATE = XInternAtom(dpy, "WM_STATE", True);
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if (!WM_STATE)
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return win;
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XGetWindowProperty(dpy, win, WM_STATE, 0, 0, False, AnyPropertyType,
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&type, &format, &nitems, &after, &data);
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if (type)
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return win;
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inf = TryChildren(dpy, win, WM_STATE);
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if (!inf)
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inf = win;
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return inf;
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}
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static
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Window TryChildren (dpy, win, WM_STATE)
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Display *dpy;
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Window win;
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Atom WM_STATE;
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{
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Window root, parent;
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Window *children;
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unsigned int nchildren;
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unsigned int i;
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Atom type = None;
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int format;
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unsigned long nitems, after;
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unsigned char *data;
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Window inf = 0;
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if (!XQueryTree(dpy, win, &root, &parent, &children, &nchildren))
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return 0;
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for (i = 0; !inf && (i < nchildren); i++) {
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XGetWindowProperty(dpy, children[i], WM_STATE, 0, 0, False,
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AnyPropertyType, &type, &format, &nitems,
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&after, &data);
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if (type)
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inf = children[i];
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}
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for (i = 0; !inf && (i < nchildren); i++)
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inf = TryChildren(dpy, children[i], WM_STATE);
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if (children) XFree((char *)children);
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return inf;
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}
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