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[bpt/emacs.git] / oldXMenu / FindPane.c
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1#include "copyright.h"
2
177c0ea7 3/* $Header: /cvs/emacs/oldXMenu/FindPane.c,v 1.1 1999/10/03 19:35:02 fx Exp $ */
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4/* Copyright Massachusetts Institute of Technology 1985 */
5
6/*
7 * XMenu: MIT Project Athena, X Window system menu package
8 *
177c0ea7 9 * XMenuFindPane - Find the first menu pane who's label matches a
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10 * particular string.
11 *
12 * Author: Tony Della Fera, DEC
13 * January 22, 1986
14 *
15 */
16
17#include "XMenuInt.h"
18
19int
177c0ea7 20XMenuFindPane(menu, label)
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21 register XMenu *menu;
22 register char *label;
23{
24 register XMPane *p_ptr;
25 register int i = 0;
26
27 /*
28 * Check for NULL pointers!
29 */
30 if (label == NULL) {
31 _XMErrorCode = XME_ARG_BOUNDS;
32 return(XM_FAILURE);
33 }
34
35 /*
36 * Find the pane who's label matches the given label.
37 */
38 for (
39 p_ptr = menu->p_list->next;
40 p_ptr != menu->p_list;
41 p_ptr = p_ptr->next
42 ){
43 if (p_ptr->label_length == 0) {
44 if (*label == '\0') {
45 _XMErrorCode = XME_NO_ERROR;
46 return (i);
47 }
48 }
49 else {
50 if (strncmp (label, p_ptr->label, p_ptr->label_length) == 0) {
51 _XMErrorCode = XME_NO_ERROR;
52 return (i);
53 }
54 }
55 i++;
56 }
57
58 /*
59 * If we get here then we have not found
60 * a match.
61 */
62 _XMErrorCode = XME_P_NOT_FOUND;
63 return (XM_FAILURE);
64}