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root/radiance/ray/src/common/x11findwind.c
Revision: 2.5
Committed: Tue Feb 25 02:47:22 2003 UTC (21 years, 2 months ago) by greg
Content type: text/plain
Branch: MAIN
CVS Tags: rad3R5
Changes since 2.4: +1 -56 lines
Log Message:
Replaced inline copyright notice with #include "copyright.h"

File Contents

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