| 1 | #include "copyright.h" |
| 2 | |
| 3 | /* $Header: /u/src/emacs/19.0/oldXMenu/RCS/FindSel.c,v 1.1 1992/04/11 22:10:19 jimb Exp $ */ |
| 4 | /* Copyright Massachusetts Institute of Technology 1985 */ |
| 5 | |
| 6 | /* |
| 7 | * XMenu: MIT Project Athena, X Window system menu package |
| 8 | * |
| 9 | * XMenuFindSelection - Find the first selection in a pane who's |
| 10 | * label matches a particular string. |
| 11 | * |
| 12 | * Author: Tony Della Fera, DEC |
| 13 | * January 22, 1986 |
| 14 | * |
| 15 | */ |
| 16 | |
| 17 | #include "XMenuInt.h" |
| 18 | |
| 19 | int |
| 20 | XMenuFindSelection(menu, p_num, label) |
| 21 | register XMenu *menu; |
| 22 | int p_num; |
| 23 | register char *label; |
| 24 | { |
| 25 | register XMPane *p_ptr; |
| 26 | register XMSelect *s_ptr; |
| 27 | register int i = 0; |
| 28 | |
| 29 | /* |
| 30 | * Check for NULL pointers! |
| 31 | */ |
| 32 | if (label == NULL) { |
| 33 | _XMErrorCode = XME_ARG_BOUNDS; |
| 34 | return(XM_FAILURE); |
| 35 | } |
| 36 | |
| 37 | /* |
| 38 | * Find the right pane. |
| 39 | */ |
| 40 | p_ptr = _XMGetPanePtr(menu, p_num); |
| 41 | if (p_ptr == NULL) return(XM_FAILURE); |
| 42 | |
| 43 | /* |
| 44 | * Find the right selection. |
| 45 | */ |
| 46 | for ( |
| 47 | s_ptr = p_ptr->s_list->next; |
| 48 | s_ptr != p_ptr->s_list; |
| 49 | s_ptr = s_ptr->next |
| 50 | ){ |
| 51 | if (s_ptr->label_length == 0) { |
| 52 | if (*label == '\0') { |
| 53 | _XMErrorCode = XME_NO_ERROR; |
| 54 | return (i); |
| 55 | } |
| 56 | } |
| 57 | else { |
| 58 | if (strncmp (label, s_ptr->label, s_ptr->label_length) == 0) { |
| 59 | _XMErrorCode = XME_NO_ERROR; |
| 60 | return (i); |
| 61 | } |
| 62 | } |
| 63 | i++; |
| 64 | } |
| 65 | |
| 66 | /* |
| 67 | * If we get here then we have not found |
| 68 | * a match. |
| 69 | */ |
| 70 | _XMErrorCode = XME_S_NOT_FOUND; |
| 71 | return (XM_FAILURE); |
| 72 | } |