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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* find a window by its name under X |
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* |
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* 4/22/91 Greg Ward |
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*/ |
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#include "copyright.h" |
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#include <stdio.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include <X11/Xlib.h> |
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Window |
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xfindwind(dpy, win, name, depth) |
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Display *dpy; |
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Window win; |
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char *name; |
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int depth; |
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xfindwind( |
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Display *dpy, |
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Window win, |
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char *name, |
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int depth |
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) |
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{ |
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char *nr; |
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Window rr, pr, *cl; |
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Window wr; |
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unsigned int nc; |
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register int i; |
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if (XFetchName(dpy, win, &nr)) { |
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register int succ = !strcmp(nr, name); |
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free(nr); |
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if (succ) return(win); |
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} |
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if (depth == 0) /* negative depths search all */ |
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return(None); |
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if (!XQueryTree(dpy, win, &rr, &pr, &cl, &nc) || nc == 0) |
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return(None); |
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while (nc--) |
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if ((rr = xfindwind(dpy, cl[nc], name, depth-1)) != None) |
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break; |
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wr = None; /* breadth first search */ |
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for (i = 0; wr == None && i < nc; i++) |
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if (XFetchName(dpy, cl[i], &nr)) { |
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if (!strcmp(nr, name)) |
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wr = cl[i]; |
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free(nr); |
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} |
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for (i = 0; wr == None && i < nc; i++) |
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wr = xfindwind(dpy, cl[i], name, depth-1); |
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XFree((char *)cl); |
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return(rr); |
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return(wr); |
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} |
