1 #include <Elementary.h>
4 typedef struct _Widget_Data Widget_Data;
5 typedef struct _Item Item;
11 Evas_Object *rect, *clip;
16 Evas_Object *obj, *base, *content;
17 Evas_Coord minw, minh;
21 static const char *widtype = NULL;
22 static void _del_hook(Evas_Object *obj);
23 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
24 static void _theme_hook(Evas_Object *obj);
25 static void _sizing_eval(Evas_Object *obj);
26 static void _changed_size_hints(void *data,
30 static void _content_del(void *data,
34 static Eina_List *_item_get(Evas_Object *obj, Evas_Object *content);
36 static const char SIG_HIDE_FINISHED[] = "hide,finished";
38 static const Evas_Smart_Cb_Description _signals[] = {
39 {SIG_HIDE_FINISHED, ""},
44 _del_hook(Evas_Object *obj)
46 Widget_Data *wd = elm_widget_data_get(obj);
52 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
54 Widget_Data *wd = elm_widget_data_get(obj);
58 EINA_LIST_FOREACH(wd->stack, l, it)
59 edje_object_mirrored_set(it->base, rtl);
63 _theme_hook(Evas_Object *obj)
65 Widget_Data *wd = elm_widget_data_get(obj);
69 _elm_widget_mirrored_reload(obj);
70 _mirrored_set(obj, elm_widget_mirrored_get(obj));
71 EINA_LIST_FOREACH(wd->stack, l, it)
73 _elm_theme_object_set(obj, it->base, "pager", "base",
74 elm_widget_style_get(obj));
75 edje_object_scale_set(it->base, elm_widget_scale_get(obj) *
82 _item_get(Evas_Object *obj, Evas_Object *content)
84 Widget_Data *wd = elm_widget_data_get(obj);
89 EINA_LIST_FOREACH(wd->stack, l, it)
91 if (it->content == content)
99 _elm_pager_focus_next_hook(const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next)
101 Widget_Data *wd = elm_widget_data_get(obj);
104 if ((!wd) || (!wd->top))
107 cur = wd->top->content;
109 /* Try Focus cycle in subitem */
110 return elm_widget_focus_next_get(cur, dir, next);
114 _sizing_eval(Evas_Object *obj)
116 Widget_Data *wd = elm_widget_data_get(obj);
117 Evas_Coord minw = -1, minh = -1;
121 EINA_LIST_FOREACH(wd->stack, l, it)
123 if (it->minw > minw) minw = it->minw;
124 if (it->minh > minh) minh = it->minh;
126 evas_object_size_hint_min_set(obj, minw, minh);
127 evas_object_size_hint_max_set(obj, -1, -1);
131 _changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
134 Evas_Coord minw = -1, minh = -1;
135 evas_object_size_hint_min_get(it->content, &minw, &minh);
136 // FIXME: why is this needed? how does edje get this unswallowed or
137 // lose its callbacks to edje
138 edje_object_part_swallow(it->base, "elm.swallow.content", it->content);
139 edje_object_size_min_calc(it->base, &it->minw, &it->minh);
140 _sizing_eval(it->obj);
144 _eval_top(Evas_Object *obj)
146 Widget_Data *wd = elm_widget_data_get(obj);
149 if (!wd->stack) return;
150 ittop = eina_list_last(wd->stack)->data;
151 if (ittop != wd->top)
154 const char *onshow, *onhide;
161 edje_object_signal_emit(o, "elm,action,pop", "elm");
162 wd->stack = eina_list_remove(wd->stack, wd->top);
165 edje_object_signal_emit(o, "elm,action,hide", "elm");
166 onhide = edje_object_data_get(o, "onhide");
169 if (!strcmp(onhide, "raise")) evas_object_raise(o);
170 else if (!strcmp(onhide, "lower")) evas_object_lower(o);
173 wd->oldtop = wd->top;
179 if (elm_object_focus_get(wd->oldtop->content))
180 elm_widget_focused_object_clear(wd->oldtop->content);
181 if (wd->oldtop->popme)
182 edje_object_signal_emit(o, "elm,action,show", "elm");
184 edje_object_signal_emit(o, "elm,action,push", "elm");
187 edje_object_signal_emit(o, "elm,action,push", "elm");
188 onshow = edje_object_data_get(o, "onshow");
191 if (!strcmp(onshow, "raise")) evas_object_raise(o);
192 else if (!strcmp(onshow, "lower")) evas_object_lower(o);
198 _move(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
200 Widget_Data *wd = elm_widget_data_get(data);
205 evas_object_geometry_get(obj, &x, &y, NULL, NULL);
206 EINA_LIST_FOREACH(wd->stack, l, it)
207 evas_object_move(it->base, x, y);
211 _content_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
213 Widget_Data *wd = elm_widget_data_get(data);
217 l = _item_get(data, obj);
220 wd->stack = eina_list_remove_list(wd->stack, l);
221 evas_object_event_callback_del_full
222 (obj, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, it);
223 evas_object_del(it->base);
229 _resize(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
231 Widget_Data *wd = elm_widget_data_get(data);
236 evas_object_geometry_get(obj, NULL, NULL, &w, &h);
237 EINA_LIST_FOREACH(wd->stack, l, it) evas_object_resize(it->base, w, h);
241 _signal_hide_finished(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
244 Evas_Object *obj2 = it->obj;
245 Evas_Object *content = it->content;
249 evas_object_del(it->base);
250 evas_object_event_callback_del_full(content,
251 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
254 evas_object_event_callback_del(content,
257 evas_object_del(content);
262 evas_object_hide(it->base);
263 edje_object_signal_emit(it->base, "elm,action,reset", "elm");
264 edje_object_message_signal_process(it->base);
265 evas_object_hide(content);
267 evas_object_smart_callback_call(obj2, SIG_HIDE_FINISHED, content);
272 elm_pager_add(Evas_Object *parent)
278 ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
280 ELM_SET_WIDTYPE(widtype, "pager");
281 elm_widget_type_set(obj, "pager");
282 elm_widget_sub_object_add(parent, obj);
283 elm_widget_data_set(obj, wd);
284 elm_widget_del_hook_set(obj, _del_hook);
285 elm_widget_theme_hook_set(obj, _theme_hook);
286 elm_widget_focus_next_hook_set(obj, _elm_pager_focus_next_hook);
287 elm_widget_can_focus_set(obj, EINA_FALSE);
289 wd->clip = evas_object_rectangle_add(e);
290 elm_widget_resize_object_set(obj, wd->clip);
291 elm_widget_sub_object_add(obj, wd->clip);
293 wd->rect = evas_object_rectangle_add(e);
294 elm_widget_sub_object_add(obj, wd->rect);
295 evas_object_color_set(wd->rect, 255, 255, 255, 0);
296 evas_object_clip_set(wd->rect, wd->clip);
298 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _move, obj);
299 evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _resize, obj);
301 evas_object_smart_callbacks_descriptions_set(obj, _signals);
303 _mirrored_set(obj, elm_widget_mirrored_get(obj));
309 elm_pager_content_push(Evas_Object *obj, Evas_Object *content)
311 ELM_CHECK_WIDTYPE(obj, widtype);
312 Widget_Data *wd = elm_widget_data_get(obj);
313 Evas_Coord x, y, w, h;
316 if ((!wd) || (!content)) return;
317 if (_item_get(obj, content)) return;
322 it->content = content;
323 it->base = edje_object_add(evas_object_evas_get(obj));
324 evas_object_smart_member_add(it->base, obj);
325 evas_object_geometry_get(obj, &x, &y, &w, &h);
326 evas_object_move(it->base, x, y);
327 evas_object_resize(it->base, w, h);
328 evas_object_clip_set(it->base, wd->clip);
329 elm_widget_sub_object_add(obj, it->base);
330 elm_widget_sub_object_add(obj, it->content);
331 _elm_theme_object_set(obj,
335 elm_widget_style_get(obj));
336 edje_object_signal_callback_add(it->base,
337 "elm,action,hide,finished",
339 _signal_hide_finished,
341 evas_object_event_callback_add(it->content,
342 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
345 evas_object_event_callback_add(it->content,
349 edje_object_part_swallow(it->base, "elm.swallow.content", it->content);
350 edje_object_size_min_calc(it->base, &it->minw, &it->minh);
351 evas_object_data_set(it->base, "_elm_leaveme", obj);
352 evas_object_show(it->content);
353 wd->stack = eina_list_append(wd->stack, it);
359 elm_pager_content_pop(Evas_Object *obj)
361 ELM_CHECK_WIDTYPE(obj, widtype);
362 Widget_Data *wd = elm_widget_data_get(obj);
366 if (!wd->stack) return;
367 it = eina_list_last(wd->stack)->data;
368 it->popme = EINA_TRUE;
369 ll = eina_list_last(wd->stack);
380 edje_object_signal_emit(o, "elm,action,pop", "elm");
381 wd->stack = eina_list_remove(wd->stack, it);
382 onhide = edje_object_data_get(o, "onhide");
385 if (!strcmp(onhide, "raise")) evas_object_raise(o);
386 else if (!strcmp(onhide, "lower")) evas_object_lower(o);
393 elm_pager_content_promote(obj, it->content);
399 elm_pager_content_promote(Evas_Object *obj, Evas_Object *content)
401 ELM_CHECK_WIDTYPE(obj, widtype);
402 Widget_Data *wd = elm_widget_data_get(obj);
406 l = _item_get(obj, content);
410 wd->stack = eina_list_remove_list(wd->stack, l);
411 wd->stack = eina_list_append(wd->stack, it);
416 elm_pager_content_bottom_get(const Evas_Object *obj)
418 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
419 Widget_Data *wd = elm_widget_data_get(obj);
421 if (!wd) return NULL;
422 if (!wd->stack) return NULL;
423 it = wd->stack->data;
428 elm_pager_content_top_get(const Evas_Object *obj)
430 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
431 Widget_Data *wd = elm_widget_data_get(obj);
432 if (!wd) return NULL;
433 if (!wd->top) return NULL;
434 return wd->top->content;