HCoop / bpt / emacs.git / blame
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|---|---|---|
| 2cd3138f GM |
1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
| 2 | ||
| e745ede7 DL |
3 | #include "copyright.h" |
| 4 | ||
| e745ede7 DL |
5 | |
| 6 | /* | |
| 7 | * XMenu: MIT Project Athena, X Window system menu package | |
| 8 | * | |
| 9 | * XMenuRecompute - Recompute XMenu object dependencies. | |
| 10 | * | |
| 11 | * Author: Tony Della Fera, DEC | |
| 12 | * September, 1985 | |
| 13 | * | |
| 14 | */ | |
| 15 | ||
| 16 | #include "XMenuInt.h" | |
| 17 | ||
| 18 | int | |
| b782e2d7 DN |
19 | XMenuRecompute(Display *display, register XMenu *menu) |
| 20 | ||
| 21 | /* Menu object to be recomputed. */ | |
| e745ede7 DL |
22 | { |
| 23 | register XMPane *p_ptr; /* Pane pointer. */ | |
| 24 | register XMSelect *s_ptr; /* Selection pointer. */ | |
| 25 | ||
| 26 | register int p_num; /* Pane serial number. */ | |
| 27 | register int s_num; /* Selection serial number. */ | |
| 177c0ea7 | 28 | |
| e745ede7 DL |
29 | /* |
| 30 | * If there are no panes in the menu then return failure | |
| 31 | * because the menu is not initialized. | |
| 32 | */ | |
| 33 | if (menu->p_count == 0) { | |
| 34 | _XMErrorCode = XME_NOT_INIT; | |
| 35 | return(XM_FAILURE); | |
| 36 | } | |
| 37 | ||
| 38 | /* | |
| 39 | * Recompute menu wide global values: pane window size, | |
| 40 | * selection size and maximum selection count. | |
| 41 | */ | |
| 42 | _XMRecomputeGlobals(display, menu); | |
| 43 | ||
| 44 | /* | |
| 45 | * For each pane in the menu... | |
| 46 | */ | |
| 177c0ea7 | 47 | |
| e745ede7 DL |
48 | p_num = 0; |
| 49 | for ( | |
| 50 | p_ptr = menu->p_list->next; | |
| 51 | p_ptr != menu->p_list; | |
| 52 | p_ptr = p_ptr->next | |
| 53 | ){ | |
| 54 | /* | |
| 55 | * Recompute pane dependencies. | |
| 56 | */ | |
| 57 | if (_XMRecomputePane(display, menu, p_ptr, p_num) == _FAILURE) { | |
| 58 | return(XM_FAILURE); | |
| 59 | } | |
| 60 | p_num++; | |
| 177c0ea7 | 61 | |
| e745ede7 DL |
62 | /* |
| 63 | * For each selection in the pane... | |
| 64 | */ | |
| 65 | s_num = 0; | |
| 66 | for ( | |
| 67 | s_ptr = p_ptr->s_list->next; | |
| 68 | s_ptr != p_ptr->s_list; | |
| 69 | s_ptr = s_ptr->next | |
| 70 | ) { | |
| 71 | /* | |
| 72 | * Recompute selection dependencies. | |
| 73 | */ | |
| 74 | if (_XMRecomputeSelection(display, menu, s_ptr, s_num) == _FAILURE) { | |
| 75 | return(XM_FAILURE); | |
| 76 | } | |
| 77 | s_num++; | |
| 78 | } | |
| 79 | } | |
| 80 | ||
| 81 | /* | |
| 82 | * Recompute menu size. | |
| 83 | */ | |
| 84 | if (menu->menu_style == CENTER) { | |
| 85 | menu->width = menu->p_width + (menu->p_bdr_width << 1); | |
| 86 | } | |
| 87 | else { | |
| 88 | menu->width = menu->p_width + (menu->p_bdr_width << 1) + | |
| 89 | ((menu->p_count - 1) * menu->p_x_off); | |
| 90 | } | |
| 91 | menu->height = menu->p_height + (menu->p_bdr_width << 1) + | |
| 92 | ((menu->p_count - 1) * menu->p_y_off); | |
| 93 | ||
| 94 | /* | |
| 95 | * Reset the recompute flag. | |
| 96 | */ | |
| 97 | menu->recompute = 0; | |
| 98 | ||
| 99 | /* | |
| 100 | * Return successfully. | |
| 101 | */ | |
| 102 | _XMErrorCode = XME_NO_ERROR; | |
| 103 | return(XM_SUCCESS); | |
| 104 | } | |
| ab5796a9 | 105 |