1 /*
2 * This program is free software; you can redistribute it and/or
3 * modify it under the terms of the GNU General Public License
4 * as published by the Free Software Foundation; either version 2
5 * of the License, or (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software Foundation,
14 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
15 */
16
17 /** \file
18 * \ingroup spstatusbar
19 */
20
21 #include <stdio.h>
22 #include <string.h>
23
24 #include "MEM_guardedalloc.h"
25
26 #include "BLI_blenlib.h"
27
28 #include "BKE_context.h"
29 #include "BKE_screen.h"
30
31 #include "ED_screen.h"
32 #include "ED_space_api.h"
33
34 #include "RNA_access.h"
35
36 #include "UI_interface.h"
37 #include "UI_view2d.h"
38
39 #include "WM_api.h"
40 #include "WM_message.h"
41 #include "WM_types.h"
42
43 /* ******************** default callbacks for statusbar space ******************** */
44
statusbar_create(const ScrArea * UNUSED (area),const Scene * UNUSED (scene))45 static SpaceLink *statusbar_create(const ScrArea *UNUSED(area), const Scene *UNUSED(scene))
46 {
47 ARegion *region;
48 SpaceStatusBar *sstatusbar;
49
50 sstatusbar = MEM_callocN(sizeof(*sstatusbar), "init statusbar");
51 sstatusbar->spacetype = SPACE_STATUSBAR;
52
53 /* header region */
54 region = MEM_callocN(sizeof(*region), "header for statusbar");
55 BLI_addtail(&sstatusbar->regionbase, region);
56 region->regiontype = RGN_TYPE_HEADER;
57 region->alignment = RGN_ALIGN_NONE;
58
59 return (SpaceLink *)sstatusbar;
60 }
61
62 /* not spacelink itself */
statusbar_free(SpaceLink * UNUSED (sl))63 static void statusbar_free(SpaceLink *UNUSED(sl))
64 {
65 }
66
67 /* spacetype; init callback */
statusbar_init(struct wmWindowManager * UNUSED (wm),ScrArea * UNUSED (area))68 static void statusbar_init(struct wmWindowManager *UNUSED(wm), ScrArea *UNUSED(area))
69 {
70 }
71
statusbar_duplicate(SpaceLink * sl)72 static SpaceLink *statusbar_duplicate(SpaceLink *sl)
73 {
74 SpaceStatusBar *sstatusbarn = MEM_dupallocN(sl);
75
76 /* clear or remove stuff from old */
77
78 return (SpaceLink *)sstatusbarn;
79 }
80
81 /* add handlers, stuff you only do once or on area/region changes */
statusbar_header_region_init(wmWindowManager * UNUSED (wm),ARegion * region)82 static void statusbar_header_region_init(wmWindowManager *UNUSED(wm), ARegion *region)
83 {
84 if (ELEM(RGN_ALIGN_ENUM_FROM_MASK(region->alignment), RGN_ALIGN_RIGHT)) {
85 region->flag |= RGN_FLAG_DYNAMIC_SIZE;
86 }
87 ED_region_header_init(region);
88 }
89
statusbar_operatortypes(void)90 static void statusbar_operatortypes(void)
91 {
92 }
93
statusbar_keymap(struct wmKeyConfig * UNUSED (keyconf))94 static void statusbar_keymap(struct wmKeyConfig *UNUSED(keyconf))
95 {
96 }
97
statusbar_header_region_listener(wmWindow * UNUSED (win),ScrArea * UNUSED (area),ARegion * region,wmNotifier * wmn,const Scene * UNUSED (scene))98 static void statusbar_header_region_listener(wmWindow *UNUSED(win),
99 ScrArea *UNUSED(area),
100 ARegion *region,
101 wmNotifier *wmn,
102 const Scene *UNUSED(scene))
103 {
104 /* context changes */
105 switch (wmn->category) {
106 case NC_SCREEN:
107 if (ELEM(wmn->data, ND_LAYER, ND_ANIMPLAY)) {
108 ED_region_tag_redraw(region);
109 }
110 break;
111 case NC_WM:
112 if (wmn->data == ND_JOB) {
113 ED_region_tag_redraw(region);
114 }
115 break;
116 case NC_SCENE:
117 if (wmn->data == ND_RENDER_RESULT) {
118 ED_region_tag_redraw(region);
119 }
120 break;
121 case NC_SPACE:
122 if (wmn->data == ND_SPACE_INFO) {
123 ED_region_tag_redraw(region);
124 }
125 break;
126 case NC_ID:
127 if (wmn->action == NA_RENAME) {
128 ED_region_tag_redraw(region);
129 }
130 break;
131 }
132 }
133
statusbar_header_region_message_subscribe(const bContext * UNUSED (C),WorkSpace * UNUSED (workspace),Scene * UNUSED (scene),bScreen * UNUSED (screen),ScrArea * UNUSED (area),ARegion * region,struct wmMsgBus * mbus)134 static void statusbar_header_region_message_subscribe(const bContext *UNUSED(C),
135 WorkSpace *UNUSED(workspace),
136 Scene *UNUSED(scene),
137 bScreen *UNUSED(screen),
138 ScrArea *UNUSED(area),
139 ARegion *region,
140 struct wmMsgBus *mbus)
141 {
142 wmMsgSubscribeValue msg_sub_value_region_tag_redraw = {
143 .owner = region,
144 .user_data = region,
145 .notify = ED_region_do_msg_notify_tag_redraw,
146 };
147
148 WM_msg_subscribe_rna_anon_prop(mbus, Window, view_layer, &msg_sub_value_region_tag_redraw);
149 WM_msg_subscribe_rna_anon_prop(mbus, ViewLayer, name, &msg_sub_value_region_tag_redraw);
150 }
151
152 /* only called once, from space/spacetypes.c */
ED_spacetype_statusbar(void)153 void ED_spacetype_statusbar(void)
154 {
155 SpaceType *st = MEM_callocN(sizeof(*st), "spacetype statusbar");
156 ARegionType *art;
157
158 st->spaceid = SPACE_STATUSBAR;
159 strncpy(st->name, "Status Bar", BKE_ST_MAXNAME);
160
161 st->create = statusbar_create;
162 st->free = statusbar_free;
163 st->init = statusbar_init;
164 st->duplicate = statusbar_duplicate;
165 st->operatortypes = statusbar_operatortypes;
166 st->keymap = statusbar_keymap;
167
168 /* regions: header window */
169 art = MEM_callocN(sizeof(*art), "spacetype statusbar header region");
170 art->regionid = RGN_TYPE_HEADER;
171 art->prefsizey = 0.8f * HEADERY;
172 art->prefsizex = UI_UNIT_X * 5; /* Mainly to avoid glitches */
173 art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_HEADER;
174 art->init = statusbar_header_region_init;
175 art->layout = ED_region_header_layout;
176 art->draw = ED_region_header_draw;
177 art->listener = statusbar_header_region_listener;
178 art->message_subscribe = statusbar_header_region_message_subscribe;
179 BLI_addhead(&st->regiontypes, art);
180
181 BKE_spacetype_register(st);
182 }
183