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1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
2 | ||
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3 | #include "copyright.h" |
4 | ||
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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 | |
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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. */ | |
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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. */ | |
177c0ea7 | 27 | |
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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 ( | |
177c0ea7 | 51 | s_ptr = p_ptr->s_list->next; |
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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); | |
177c0ea7 | 66 | |
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67 | /* |
68 | * Destroy the pane window. | |
69 | */ | |
70 | XDestroyWindow(display, p_ptr->window); | |
71 | } | |
177c0ea7 | 72 | |
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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 | } | |
ab5796a9 | 89 |