HCoop / bpt / emacs.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | * XMenuChangePane - Change the label of a menu pane. | |
| 10 | * | |
| 11 | * Author: Tony Della Fera, DEC | |
| 12 | * December 19, 1985 | |
| 13 | * | |
| 14 | */ | |
| 15 | ||
| 16 | #include "XMenuInt.h" | |
| 17 | ||
| 18 | int | |
| b782e2d7 DN |
19 | XMenuChangePane(register XMenu *menu, register int p_num, char *label) |
| 20 | /* Menu object to be modified. */ | |
| 21 | /* Pane number to be modified. */ | |
| 22 | /* Selection label. */ | |
| e745ede7 DL |
23 | { |
| 24 | register XMPane *p_ptr; /* XMPane pointer. */ | |
| 25 | ||
| 26 | int label_length; /* Label length in characters. */ | |
| 27 | int label_width; /* Label width in pixels. */ | |
| 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 | * Determine label size. | |
| 45 | */ | |
| 46 | label_length = strlen(label); | |
| 47 | label_width = XTextWidth(menu->p_fnt_info, label, label_length); | |
| 48 | ||
| 49 | /* | |
| 50 | * Change the pane data. | |
| 51 | */ | |
| 52 | p_ptr->label = label; | |
| 53 | p_ptr->label_width = label_width; | |
| 54 | p_ptr->label_length = label_length; | |
| 55 | ||
| 56 | /* | |
| 57 | * Schedule a recompute. | |
| 58 | */ | |
| 59 | menu->recompute = 1; | |
| 60 | ||
| 61 | /* | |
| 62 | * Return the pane number just changed. | |
| 63 | */ | |
| 64 | _XMErrorCode = XME_NO_ERROR; | |
| 65 | return(p_num); | |
| 66 | } |