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-rw-r--r--libraries/evas/src/lib/canvas/evas_stack.c391
1 files changed, 391 insertions, 0 deletions
diff --git a/libraries/evas/src/lib/canvas/evas_stack.c b/libraries/evas/src/lib/canvas/evas_stack.c
new file mode 100644
index 0000000..a8dec0d
--- /dev/null
+++ b/libraries/evas/src/lib/canvas/evas_stack.c
@@ -0,0 +1,391 @@
1#include "evas_common.h"
2#include "evas_private.h"
3
4static Evas_Object *
5evas_object_above_get_internal(const Evas_Object *obj)
6{
7 if ((EINA_INLIST_GET(obj))->next)
8 return (Evas_Object *)((EINA_INLIST_GET(obj))->next);
9 else
10 {
11 if ((EINA_INLIST_GET(((Evas_Object*)(obj))->layer))->next)
12 {
13 Evas_Layer *l;
14
15 l = (Evas_Layer *)((EINA_INLIST_GET((((Evas_Object *)obj)->layer)))->next);
16 return l->objects;
17 }
18 }
19 return NULL;
20}
21
22static Evas_Object *
23evas_object_below_get_internal(const Evas_Object *obj)
24{
25 if ((EINA_INLIST_GET(obj))->prev)
26 return (Evas_Object *)((EINA_INLIST_GET(obj))->prev);
27 else
28 {
29 if ((EINA_INLIST_GET((((Evas_Object *)obj)->layer)))->prev)
30 {
31 Evas_Layer *l;
32
33 l = (Evas_Layer *)((EINA_INLIST_GET((((Evas_Object *)obj)->layer)))->prev);
34 return (Evas_Object *)((EINA_INLIST_GET((l->objects)))->last);
35 }
36 }
37 return NULL;
38}
39
40EAPI void
41evas_object_raise(Evas_Object *obj)
42{
43 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
44 return;
45 MAGIC_CHECK_END();
46 if (evas_object_intercept_call_raise(obj)) return;
47 if (!((EINA_INLIST_GET(obj))->next))
48 {
49 evas_object_inform_call_restack(obj);
50 return;
51 }
52 if (obj->smart.parent)
53 evas_object_smart_member_raise(obj);
54 else
55 {
56 if (obj->in_layer)
57 obj->layer->objects = (Evas_Object *)eina_inlist_demote(EINA_INLIST_GET(obj->layer->objects), EINA_INLIST_GET(obj));
58 }
59 if (obj->clip.clipees)
60 {
61 evas_object_inform_call_restack(obj);
62 return;
63 }
64 if (obj->layer) evas_render_invalidate(obj->layer->evas);
65 obj->restack = EINA_TRUE;
66 evas_object_change(obj);
67 evas_object_inform_call_restack(obj);
68 if (obj->layer->evas->events_frozen > 0) return;
69 if ((!evas_event_passes_through(obj)) && (!evas_event_freezes_through(obj)))
70 {
71 if (!obj->smart.smart)
72 {
73 if (evas_object_is_in_output_rect(obj,
74 obj->layer->evas->pointer.x,
75 obj->layer->evas->pointer.y,
76 1, 1) && obj->cur.visible)
77 evas_event_feed_mouse_move(obj->layer->evas,
78 obj->layer->evas->pointer.x,
79 obj->layer->evas->pointer.y,
80 obj->layer->evas->last_timestamp,
81 NULL);
82 }
83 }
84}
85
86EAPI void
87evas_object_lower(Evas_Object *obj)
88{
89 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
90 return;
91 MAGIC_CHECK_END();
92 if (evas_object_intercept_call_lower(obj)) return;
93 if (!((EINA_INLIST_GET(obj))->prev))
94 {
95 evas_object_inform_call_restack(obj);
96 return;
97 }
98 if (obj->smart.parent)
99 evas_object_smart_member_lower(obj);
100 else
101 {
102 if (obj->in_layer)
103 obj->layer->objects = (Evas_Object *)eina_inlist_promote(EINA_INLIST_GET(obj->layer->objects),
104 EINA_INLIST_GET(obj));
105 }
106 if (obj->clip.clipees)
107 {
108 evas_object_inform_call_restack(obj);
109 return;
110 }
111 if (obj->layer) evas_render_invalidate(obj->layer->evas);
112 obj->restack = EINA_TRUE;
113 evas_object_change(obj);
114 evas_object_inform_call_restack(obj);
115 if (obj->layer->evas->events_frozen > 0) return;
116 if ((!evas_event_passes_through(obj)) && (!evas_event_freezes_through(obj)))
117 {
118 if (!obj->smart.smart)
119 {
120 if (evas_object_is_in_output_rect(obj,
121 obj->layer->evas->pointer.x,
122 obj->layer->evas->pointer.y,
123 1, 1) && obj->cur.visible)
124 evas_event_feed_mouse_move(obj->layer->evas,
125 obj->layer->evas->pointer.x,
126 obj->layer->evas->pointer.y,
127 obj->layer->evas->last_timestamp,
128 NULL);
129 }
130 }
131}
132
133EAPI void
134evas_object_stack_above(Evas_Object *obj, Evas_Object *above)
135{
136 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
137 return;
138 MAGIC_CHECK_END();
139 MAGIC_CHECK(above, Evas_Object, MAGIC_OBJ);
140 return;
141 MAGIC_CHECK_END();
142 if (obj == above) return;
143 if (evas_object_intercept_call_stack_above(obj, above)) return;
144 if (!above)
145 {
146 evas_object_raise(obj);
147 return;
148 }
149 if ((EINA_INLIST_GET(obj))->prev == EINA_INLIST_GET(above))
150 {
151 evas_object_inform_call_restack(obj);
152 return;
153 }
154 if (obj->smart.parent)
155 {
156 if (obj->smart.parent != above->smart.parent)
157 {
158 ERR("BITCH! evas_object_stack_above(), %p not inside same smart as %p!", obj, above);
159 return;
160 }
161 evas_object_smart_member_stack_above(obj, above);
162 }
163 else
164 {
165 if (above->smart.parent)
166 {
167 ERR("BITCH! evas_object_stack_above(), %p stack above %p, but above has smart parent, obj does not", obj, above);
168 return;
169 }
170 if (obj->layer != above->layer)
171 {
172 ERR("BITCH! evas_object_stack_above(), %p stack above %p, not matching layers", obj, above);
173 return;
174 }
175 if (obj->in_layer)
176 {
177 obj->layer->objects = (Evas_Object *)eina_inlist_remove(EINA_INLIST_GET(obj->layer->objects),
178 EINA_INLIST_GET(obj));
179 obj->layer->objects = (Evas_Object *)eina_inlist_append_relative(EINA_INLIST_GET(obj->layer->objects),
180 EINA_INLIST_GET(obj),
181 EINA_INLIST_GET(above));
182 }
183 }
184 if (obj->clip.clipees)
185 {
186 evas_object_inform_call_restack(obj);
187 return;
188 }
189 if (obj->layer) evas_render_invalidate(obj->layer->evas);
190 obj->restack = EINA_TRUE;
191 evas_object_change(obj);
192 evas_object_inform_call_restack(obj);
193 if (obj->layer->evas->events_frozen > 0) return;
194 if ((!evas_event_passes_through(obj)) && (!evas_event_freezes_through(obj)))
195 {
196 if (!obj->smart.smart)
197 {
198 if (evas_object_is_in_output_rect(obj,
199 obj->layer->evas->pointer.x,
200 obj->layer->evas->pointer.y,
201 1, 1) && obj->cur.visible)
202 evas_event_feed_mouse_move(obj->layer->evas,
203 obj->layer->evas->pointer.x,
204 obj->layer->evas->pointer.y,
205 obj->layer->evas->last_timestamp,
206 NULL);
207 }
208 }
209}
210
211EAPI void
212evas_object_stack_below(Evas_Object *obj, Evas_Object *below)
213{
214 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
215 return;
216 MAGIC_CHECK_END();
217 MAGIC_CHECK(below, Evas_Object, MAGIC_OBJ);
218 return;
219 MAGIC_CHECK_END();
220 if (obj == below) return;
221 if (evas_object_intercept_call_stack_below(obj, below)) return;
222 if (!below)
223 {
224 evas_object_lower(obj);
225 return;
226 }
227 if ((EINA_INLIST_GET(obj))->next == EINA_INLIST_GET(below))
228 {
229 evas_object_inform_call_restack(obj);
230 return;
231 }
232 if (obj->smart.parent)
233 {
234 if (obj->smart.parent != below->smart.parent)
235 {
236 ERR("BITCH! evas_object_stack_below(), %p not inside same smart as %p!", obj, below);
237 return;
238 }
239 evas_object_smart_member_stack_below(obj, below);
240 }
241 else
242 {
243 if (below->smart.parent)
244 {
245 ERR("BITCH! evas_object_stack_below(), %p stack below %p, but below has smart parent, obj does not", obj, below);
246 return;
247 }
248 if (obj->layer != below->layer)
249 {
250 ERR("BITCH! evas_object_stack_below(), %p stack below %p, not matching layers", obj, below);
251 return;
252 }
253 if (obj->in_layer)
254 {
255 obj->layer->objects = (Evas_Object *)eina_inlist_remove(EINA_INLIST_GET(obj->layer->objects),
256 EINA_INLIST_GET(obj));
257 obj->layer->objects = (Evas_Object *)eina_inlist_prepend_relative(EINA_INLIST_GET(obj->layer->objects),
258 EINA_INLIST_GET(obj),
259 EINA_INLIST_GET(below));
260 }
261 }
262 if (obj->clip.clipees)
263 {
264 evas_object_inform_call_restack(obj);
265 return;
266 }
267 if (obj->layer) evas_render_invalidate(obj->layer->evas);
268 obj->restack = EINA_TRUE;
269 evas_object_change(obj);
270 evas_object_inform_call_restack(obj);
271 if (obj->layer->evas->events_frozen > 0) return;
272 if ((!evas_event_passes_through(obj)) && (!evas_event_freezes_through(obj)))
273 {
274 if (!obj->smart.smart)
275 {
276 if (evas_object_is_in_output_rect(obj,
277 obj->layer->evas->pointer.x,
278 obj->layer->evas->pointer.y,
279 1, 1) && obj->cur.visible)
280 evas_event_feed_mouse_move(obj->layer->evas,
281 obj->layer->evas->pointer.x,
282 obj->layer->evas->pointer.y,
283 obj->layer->evas->last_timestamp,
284 NULL);
285 }
286 }
287}
288
289EAPI Evas_Object *
290evas_object_above_get(const Evas_Object *obj)
291{
292 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
293 return NULL;
294 MAGIC_CHECK_END();
295 if (obj->smart.parent)
296 {
297 do
298 {
299 obj = (Evas_Object *)((EINA_INLIST_GET(obj))->next);
300 if ((obj) && (!obj->delete_me)) return (Evas_Object *)obj;
301 }
302 while (obj);
303 return NULL;
304 }
305 obj = evas_object_above_get_internal(obj);
306 while (obj)
307 {
308 if (!obj->delete_me) return (Evas_Object *)obj;
309 obj = evas_object_above_get_internal(obj);
310 }
311 return NULL;
312}
313
314EAPI Evas_Object *
315evas_object_below_get(const Evas_Object *obj)
316{
317 MAGIC_CHECK(obj, Evas_Object, MAGIC_OBJ);
318 return NULL;
319 MAGIC_CHECK_END();
320 if (obj->smart.parent)
321 {
322 do
323 {
324 obj = (Evas_Object *)((EINA_INLIST_GET(obj))->prev);
325 if ((obj) && (!obj->delete_me)) return (Evas_Object *)obj;
326 }
327 while (obj);
328 return NULL;
329 }
330 obj = evas_object_below_get_internal(obj);
331 while (obj)
332 {
333 if (!obj->delete_me) return (Evas_Object *)obj;
334 obj = evas_object_below_get_internal(obj);
335 }
336 return NULL;
337}
338
339
340
341EAPI Evas_Object *
342evas_object_bottom_get(const Evas *e)
343{
344 MAGIC_CHECK(e, Evas, MAGIC_EVAS);
345 return NULL;
346 MAGIC_CHECK_END();
347 if (e->layers)
348 {
349 Evas_Object *obj;
350
351 obj = e->layers->objects;
352 while (obj)
353 {
354 if (!obj->delete_me) return obj;
355 obj = evas_object_above_get_internal(obj);
356 }
357 }
358 return NULL;
359}
360
361EAPI Evas_Object *
362evas_object_top_get(const Evas *e)
363{
364 Evas_Object *obj = NULL;
365 Eina_Inlist *list;
366 Evas_Layer *layer;
367
368 MAGIC_CHECK(e, Evas, MAGIC_EVAS);
369 return NULL;
370 MAGIC_CHECK_END();
371
372 list = EINA_INLIST_GET(e->layers);
373 if (!list) return NULL;
374
375 layer = (Evas_Layer *) list->last;
376 if (!layer) return NULL;
377
378 list = EINA_INLIST_GET(layer->objects);
379 if (!list) return NULL;
380
381 obj = (Evas_Object *) list->last;
382 if (!obj) return NULL;
383
384 while (obj)
385 {
386 if (!obj->delete_me) return obj;
387 obj = evas_object_below_get_internal(obj);
388 }
389
390 return obj;
391}
generated by cgit v1.1 at 2024-08-29 10:09:54 +0000