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root/Development/ray/src/common/x11findwind.c

Comparing ray/src/common/x11findwind.c (file contents):
Revision 2.2 by greg, Thu May 21 10:45:09 1992 UTC vs.
Revision 2.6 by schorsch, Sun Jul 4 12:08:47 2004 UTC

#	Line 1 | Line 1
1	–	/* Copyright (c) 1991 Regents of the University of California */
2	–
1		#ifndef lint
2	<	static char SCCSid[] = "$SunId$ LBL";
2	>	static const char       RCSid[] = "$Id$";
3		#endif
6	–
4		/*
5		* find a window by its name under X
9	–	*
10	–	*      4/22/91         Greg Ward
6		*/
7
8	+	#include "copyright.h"
9	+
10		#include <stdio.h>
11	+	#include <string.h>
12	+	#include <stdlib.h>
13		#include <X11/Xlib.h>
14
15
16		Window
17	<	xfindwind(dpy, win, name, depth)
18	<	Display *dpy;
19	<	Window  win;
20	<	char    *name;
21	<	int     depth;
17	>	xfindwind(
18	>	Display *dpy,
19	>	Window  win,
20	>	char    *name,
21	>	int     depth
22	>	)
23		{
24		char    *nr;
25		Window  rr, pr, *cl;
26	+	Window  wr;
27		unsigned int    nc;
28	+	register int    i;
29
28	–	if (XFetchName(dpy, win, &nr)) {
29	–	register int    succ = !strcmp(nr, name);
30	–	free(nr);
31	–	if (succ) return(win);
32	–	}
30		if (depth == 0)         /* negative depths search all */
31		return(None);
32		if (!XQueryTree(dpy, win, &rr, &pr, &cl, &nc) || nc == 0)
33		return(None);
34	<	while (nc--)
35	<	if ((rr = xfindwind(dpy, cl[nc], name, depth-1)) != None)
36	<	break;
34	>	wr = None;              /* breadth first search */
35	>	for (i = 0; wr == None && i < nc; i++)
36	>	if (XFetchName(dpy, cl[i], &nr)) {
37	>	if (!strcmp(nr, name))
38	>	wr = cl[i];
39	>	free(nr);
40	>	}
41	>	for (i = 0; wr == None && i < nc; i++)
42	>	wr = xfindwind(dpy, cl[i], name, depth-1);
43		XFree((char *)cl);
44	<	return(rr);
44	>	return(wr);
45		}

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