| 1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
| 2 | |
| 3 | #include "copyright.h" |
| 4 | |
| 5 | |
| 6 | /* |
| 7 | * XMenu: MIT Project Athena, X Window system menu package |
| 8 | * |
| 9 | * XMenuDeletePane - Deletes a pane from an XMenu object. |
| 10 | * |
| 11 | * Author: Tony Della Fera, DEC |
| 12 | * 20-Nov-85 |
| 13 | * |
| 14 | */ |
| 15 | |
| 16 | #include "XMenuInt.h" |
| 17 | |
| 18 | int |
| 19 | XMenuDeletePane(register Display *display, register XMenu *menu, register int p_num) |
| 20 | /* Previously opened display */ |
| 21 | /* Menu object to be modified. */ |
| 22 | /* Pane number to be deleted. */ |
| 23 | { |
| 24 | register XMPane *p_ptr; /* Pointer to pane being deleted. */ |
| 25 | register XMSelect *s_ptr; /* Pointer to selections being deleted. */ |
| 26 | register XMSelect *s_next; /* Pointer to next selection to be deleted. */ |
| 27 | |
| 28 | /* |
| 29 | * Find the right pane. |
| 30 | */ |
| 31 | p_ptr = _XMGetPanePtr(menu, p_num); |
| 32 | if (p_ptr == NULL) return(XM_FAILURE); |
| 33 | |
| 34 | /* |
| 35 | * Remove the pane from the association table. |
| 36 | */ |
| 37 | XDeleteAssoc(display, menu->assoc_tab, p_ptr->window); |
| 38 | |
| 39 | /* |
| 40 | * Remove the pane from the pane list and update |
| 41 | * the pane count. |
| 42 | */ |
| 43 | emacs_remque(p_ptr); |
| 44 | menu->p_count--; |
| 45 | |
| 46 | /* |
| 47 | * Remove all the selections in the pane from the |
| 48 | * association table and free their XMSelect structures. |
| 49 | */ |
| 50 | for ( |
| 51 | s_ptr = p_ptr->s_list->next; |
| 52 | s_ptr != p_ptr->s_list; |
| 53 | s_ptr = s_next |
| 54 | ) { |
| 55 | XDeleteAssoc(display, menu->assoc_tab, s_ptr->window); |
| 56 | s_next = s_ptr->next; |
| 57 | free(s_ptr); |
| 58 | } |
| 59 | free(p_ptr->s_list); |
| 60 | |
| 61 | if (p_ptr->window) { |
| 62 | /* |
| 63 | * Destroy the selection transparencies. |
| 64 | */ |
| 65 | XDestroySubwindows(display, p_ptr->window); |
| 66 | |
| 67 | /* |
| 68 | * Destroy the pane window. |
| 69 | */ |
| 70 | XDestroyWindow(display, p_ptr->window); |
| 71 | } |
| 72 | |
| 73 | /* |
| 74 | * Free the pane's XMPane structure. |
| 75 | */ |
| 76 | free(p_ptr); |
| 77 | |
| 78 | /* |
| 79 | * Schedule a recompute. |
| 80 | */ |
| 81 | menu->recompute = 1; |
| 82 | |
| 83 | /* |
| 84 | * Return the pane number just deleted. |
| 85 | */ |
| 86 | _XMErrorCode = XME_NO_ERROR; |
| 87 | return(p_num); |
| 88 | } |
| 89 | |