1 #include <Elementary.h>
5 * @defgroup Bubble Bubble
7 * The Bubble is an widget used to show a text in a frame as speech is
8 * represented in comics.
10 * Signals that you can add callbacks for are:
12 * "clicked" - This is called when a user has clicked the bubble.
15 typedef struct _Widget_Data Widget_Data;
20 Evas_Object *content, *icon;
21 const char *label, *info, *corner;
24 static const char *widtype = NULL;
25 static void _del_hook(Evas_Object *obj);
26 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
27 static void _theme_hook(Evas_Object *obj);
28 static void _sizing_eval(Evas_Object *obj);
29 static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
30 static void _sub_del(void *data, Evas_Object *obj, void *event_info);
32 static const char SIG_CLICKED[] = "clicked";
34 static const Evas_Smart_Cb_Description _signals[] =
41 _del_hook(Evas_Object *obj)
43 Widget_Data *wd = elm_widget_data_get(obj);
45 if (wd->label) eina_stringshare_del(wd->label);
46 if (wd->info) eina_stringshare_del(wd->info);
47 if (wd->corner) eina_stringshare_del(wd->corner);
52 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
54 Widget_Data *wd = elm_widget_data_get(obj);
56 edje_object_mirrored_set(wd->bbl, rtl);
60 _theme_hook(Evas_Object *obj)
62 Widget_Data *wd = elm_widget_data_get(obj);
64 _elm_widget_mirrored_reload(obj);
65 _mirrored_set(obj, elm_widget_mirrored_get(obj));
66 _elm_theme_object_set(obj, wd->bbl, "bubble", wd->corner,
67 elm_widget_style_get(obj));
68 edje_object_part_text_set(wd->bbl, "elm.text", wd->label);
69 if (wd->label) edje_object_signal_emit(wd->bbl, "elm,state,text,visible", "elm");
70 else edje_object_signal_emit(wd->bbl, "elm,state,text,hidden", "elm");
71 edje_object_part_text_set(wd->bbl, "elm.info", wd->info);
72 if (wd->info) edje_object_signal_emit(wd->bbl, "elm,state,info,visible", "elm");
73 else edje_object_signal_emit(wd->bbl, "elm,state,info,hidden", "elm");
76 edje_object_part_swallow(wd->bbl, "elm.swallow.content", wd->content);
77 edje_object_message_signal_process(wd->bbl);
80 edje_object_signal_emit(wd->bbl, "elm,state,icon,visible", "elm");
82 edje_object_signal_emit(wd->bbl, "elm,state,icon,hidden", "elm");
83 edje_object_scale_set(wd->bbl,
84 elm_widget_scale_get(obj) * _elm_config->scale);
89 _elm_bubble_focus_next_hook(const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next)
91 Widget_Data *wd = elm_widget_data_get(obj);
94 if ((!wd) || (!wd->content))
99 /* Try Focus cycle in subitem */
100 return elm_widget_focus_next_get(cur, dir, next);
104 _sizing_eval(Evas_Object *obj)
106 Widget_Data *wd = elm_widget_data_get(obj);
107 Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
109 elm_coords_finger_size_adjust(1, &minw, 1, &minh);
110 edje_object_size_min_restricted_calc(wd->bbl, &minw, &minh, minw, minh);
111 evas_object_size_hint_min_set(obj, minw, minh);
112 evas_object_size_hint_max_set(obj, maxw, maxh);
116 _changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
118 Widget_Data *wd = elm_widget_data_get(data);
124 _sub_del(void *data __UNUSED__, Evas_Object *obj, void *event_info)
126 Widget_Data *wd = elm_widget_data_get(obj);
127 Evas_Object *sub = event_info;
129 evas_object_event_callback_del_full(sub, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
130 _changed_size_hints, obj);
131 if (sub == wd->content) wd->content = NULL;
132 else if (sub == wd->icon)
134 edje_object_signal_emit(wd->bbl, "elm,state,icon,hidden", "elm");
136 edje_object_message_signal_process(wd->bbl);
142 _mouse_up(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
144 Evas_Event_Mouse_Up *ev = event_info;
145 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
147 evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
151 * Add a new bubble to the parent
153 * @param parent The parent object
154 * @return The new object or NULL if it cannot be created
156 * This function adds a text bubble to the given parent evas object.
161 elm_bubble_add(Evas_Object *parent)
167 ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
169 ELM_SET_WIDTYPE(widtype, "bubble");
170 elm_widget_type_set(obj, "bubble");
171 elm_widget_sub_object_add(parent, obj);
172 elm_widget_data_set(obj, wd);
173 elm_widget_del_hook_set(obj, _del_hook);
174 elm_widget_theme_hook_set(obj, _theme_hook);
175 elm_widget_focus_next_hook_set(obj, _elm_bubble_focus_next_hook);
176 elm_widget_can_focus_set(obj, EINA_FALSE);
178 wd->corner = eina_stringshare_add("base");
180 wd->bbl = edje_object_add(e);
181 elm_widget_resize_object_set(obj, wd->bbl);
183 evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
184 evas_object_event_callback_add(wd->bbl, EVAS_CALLBACK_MOUSE_UP,
187 evas_object_smart_callbacks_descriptions_set(obj, _signals);
188 _mirrored_set(obj, elm_widget_mirrored_get(obj));
189 _elm_theme_object_set(obj, wd->bbl, "bubble", wd->corner,
190 elm_widget_style_get(obj));
196 * Set the label of the bubble
198 * @param obj The bubble object
199 * @param label The string to set in the label
201 * This function sets the title of the bubble that is shown on top of
207 elm_bubble_label_set(Evas_Object *obj, const char *label)
209 ELM_CHECK_WIDTYPE(obj, widtype);
210 Widget_Data *wd = elm_widget_data_get(obj);
212 eina_stringshare_replace(&wd->label, label);
213 edje_object_part_text_set(wd->bbl, "elm.text", label);
214 if (label) edje_object_signal_emit(wd->bbl, "elm,state,text,visible", "elm");
215 else edje_object_signal_emit(wd->bbl, "elm,state,text,hidden", "elm");
220 * Get the label of the bubble
222 * @param obj The bubble object
223 * @return The string of set in the label
225 * This function gets the title of the bubble that is shown on top of
231 elm_bubble_label_get(const Evas_Object *obj)
233 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
234 Widget_Data *wd = elm_widget_data_get(obj);
235 if (!wd) return NULL;
240 * Set the info of the bubble
242 * @param obj The bubble object
243 * @param info The given info about the bubble
245 * This function sets the text shown on the top right of bubble.
246 * In the Anchorblock example of the Elementary tests application it
253 elm_bubble_info_set(Evas_Object *obj, const char *info)
255 ELM_CHECK_WIDTYPE(obj, widtype);
256 Widget_Data *wd = elm_widget_data_get(obj);
258 eina_stringshare_replace(&wd->info, info);
259 edje_object_part_text_set(wd->bbl, "elm.info", info);
260 if (info) edje_object_signal_emit(wd->bbl, "elm,state,info,visible", "elm");
261 else edje_object_signal_emit(wd->bbl, "elm,state,info,hidden", "elm");
266 * Get the info of the bubble
268 * @param obj The bubble object
270 * @return The "info" string of the bubble
272 * This function gets the text set to be displayed at the top right of
279 elm_bubble_info_get(const Evas_Object *obj)
281 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
282 Widget_Data *wd = elm_widget_data_get(obj);
283 if (!wd) return NULL;
288 * Set the content to be shown in the bubble
290 * Once the content object is set, a previously set one will be deleted.
291 * If you want to keep the old content object, use the
292 * elm_bubble_content_unset() function.
294 * @param obj The bubble object
295 * @param content The given content of the bubble
297 * This function sets the content shown on the middle of the bubble.
298 * In the Anchorblock example of the Elementary tests application it
304 elm_bubble_content_set(Evas_Object *obj, Evas_Object *content)
306 ELM_CHECK_WIDTYPE(obj, widtype);
307 Widget_Data *wd = elm_widget_data_get(obj);
309 if (wd->content == content) return;
310 if (wd->content) evas_object_del(wd->content);
311 wd->content = content;
314 elm_widget_sub_object_add(obj, content);
315 evas_object_event_callback_add(content, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
316 _changed_size_hints, obj);
317 edje_object_part_swallow(wd->bbl, "elm.swallow.content", content);
323 * Get the content shown in the bubble
325 * Return the content object which is set for this widget.
327 * @param obj The bubble object
328 * @return The content that is being used
333 elm_bubble_content_get(const Evas_Object *obj)
335 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
336 Widget_Data *wd = elm_widget_data_get(obj);
337 if (!wd) return NULL;
342 * Unset the content shown in the bubble
344 * Unparent and return the content object which was set for this widget.
346 * @param obj The bubble object
347 * @return The content that was being used
352 elm_bubble_content_unset(Evas_Object *obj)
354 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
355 Widget_Data *wd = elm_widget_data_get(obj);
356 Evas_Object *content;
357 if (!wd) return NULL;
358 if (!wd->content) return NULL;
359 content = wd->content;
360 elm_widget_sub_object_del(obj, content);
361 edje_object_part_unswallow(wd->bbl, content);
367 * Set the icon of the bubble
369 * Once the icon object is set, a previously set one will be deleted.
370 * If you want to keep the old content object, use the
371 * elm_icon_content_unset() function.
373 * @param obj The bubble object
374 * @param icon The given icon for the bubble
379 elm_bubble_icon_set(Evas_Object *obj, Evas_Object *icon)
381 ELM_CHECK_WIDTYPE(obj, widtype);
382 Widget_Data *wd = elm_widget_data_get(obj);
384 if (wd->icon == icon) return;
385 if (wd->icon) evas_object_del(wd->icon);
389 elm_widget_sub_object_add(obj, icon);
390 edje_object_part_swallow(wd->bbl, "elm.swallow.icon", icon);
391 evas_object_event_callback_add(icon, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
392 _changed_size_hints, obj);
393 edje_object_signal_emit(wd->bbl, "elm,state,icon,visible", "elm");
394 edje_object_message_signal_process(wd->bbl);
400 * Get the icon of the bubble
402 * @param obj The bubble object
403 * @return The icon for the bubble
405 * This function gets the icon shown on the top left of bubble.
410 elm_bubble_icon_get(const Evas_Object *obj)
412 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
413 Widget_Data *wd = elm_widget_data_get(obj);
414 if (!wd) return NULL;
419 * Unset the icon of the bubble
421 * Unparent and return the icon object which was set for this widget.
423 * @param obj The bubble object
424 * @return The icon that was being used
429 elm_bubble_icon_unset(Evas_Object *obj)
431 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
432 Widget_Data *wd = elm_widget_data_get(obj);
434 if (!wd) return NULL;
435 if (!wd->icon) return NULL;
437 elm_widget_sub_object_del(obj, icon);
438 edje_object_part_unswallow(wd->bbl, icon);
444 * Set the corner of the bubble
446 * @param obj The bubble object.
447 * @param corner The given corner for the bubble.
449 * This function sets the corner of the bubble.
450 * The corner will be used to find the group in the theme
451 * For example, if you set the corner to "bottom_right",
452 * the following group will be searched:
453 * "elm/bubble/bottom_right/default",
454 * considering default style.
459 elm_bubble_corner_set(Evas_Object *obj, const char *corner)
461 ELM_CHECK_WIDTYPE(obj, widtype);
462 Widget_Data *wd = elm_widget_data_get(obj);
464 EINA_SAFETY_ON_NULL_RETURN(corner);
465 eina_stringshare_replace(&wd->corner, corner);
470 * Get the corner of the bubble
472 * @param obj The bubble object.
473 * @return The given corner for the bubble.
475 * This function gets the corner of the bubble.
480 elm_bubble_corner_get(const Evas_Object *obj)
482 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
483 Widget_Data *wd = elm_widget_data_get(obj);
484 if (!wd) return NULL;