1 #include <Elementary.h>
5 * @defgroup Mapbuf Mapbuf
8 * This holds 1 content object and uses an Evas Map to move/resize etc. it.
11 typedef struct _Widget_Data Widget_Data;
16 Eina_Bool enabled : 1;
21 static const char *widtype = NULL;
22 static void _del_hook(Evas_Object *obj);
23 static void _theme_hook(Evas_Object *obj);
24 static void _sizing_eval(Evas_Object *obj);
25 static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
26 static void _sub_del(void *data, Evas_Object *obj, void *event_info);
29 _del_hook(Evas_Object *obj)
31 Widget_Data *wd = elm_widget_data_get(obj);
37 _theme_hook(Evas_Object *obj)
39 Widget_Data *wd = elm_widget_data_get(obj);
45 _sizing_eval(Evas_Object *obj)
47 Widget_Data *wd = elm_widget_data_get(obj);
48 Evas_Coord minw = -1, minh = -1;
49 Evas_Coord maxw = -1, maxh = -1;
53 evas_object_size_hint_min_get(wd->content, &minw, &minh);
54 evas_object_size_hint_max_get(wd->content, &maxw, &maxh);
56 evas_object_size_hint_min_set(obj, minw, minh);
57 evas_object_size_hint_max_set(obj, maxw, maxh);
61 _changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
63 Widget_Data *wd = elm_widget_data_get(data);
69 _sub_del(void *data __UNUSED__, Evas_Object *obj, void *event_info)
71 Widget_Data *wd = elm_widget_data_get(obj);
72 Evas_Object *sub = event_info;
74 if (sub == wd->content)
76 evas_object_event_callback_del_full(sub, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
77 _changed_size_hints, obj);
84 _mapbuf(Evas_Object *obj)
86 Widget_Data *wd = elm_widget_data_get(obj);
87 Evas_Coord x, y, w, h;
89 evas_object_geometry_get(obj, &x, &y, &w, &h);
95 evas_map_util_points_populate_from_geometry(m, x, y, w, h, 0);
96 evas_map_smooth_set(m, wd->smooth);
97 evas_map_alpha_set(m, wd->alpha);
98 evas_object_map_set(wd->content, m);
99 evas_object_map_enable_set(wd->content, wd->enabled);
104 evas_object_map_set(wd->content, NULL);
105 evas_object_map_enable_set(wd->content, 0);
106 evas_object_move(wd->content, x, y);
107 evas_object_resize(wd->content, w, h);
112 _configure(Evas_Object *obj)
114 Widget_Data *wd = elm_widget_data_get(obj);
118 Evas_Coord x, y, w, h, x2, y2;
120 evas_object_geometry_get(obj, &x, &y, &w, &h);
121 evas_object_geometry_get(wd->content, &x2, &y2, NULL, NULL);
122 if ((x != x2) || (y != y2))
125 evas_object_move(wd->content, x, y);
129 Evas *e = evas_object_evas_get(obj);
130 evas_smart_objects_calculate(e);
131 evas_nochange_push(e);
132 // printf("x--------------------\n");
133 evas_object_move(wd->content, x, y);
134 evas_smart_objects_calculate(e);
135 // printf("y--------------------\n");
136 evas_nochange_pop(e);
139 evas_object_resize(wd->content, w, h);
145 _move(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
151 _resize(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
157 * Add a new mapbuf to the parent
159 * @param parent The parent object
160 * @return The new object or NULL if it cannot be created
165 elm_mapbuf_add(Evas_Object *parent)
171 EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
173 wd = ELM_NEW(Widget_Data);
174 e = evas_object_evas_get(parent);
176 obj = elm_widget_add(e);
177 ELM_SET_WIDTYPE(widtype, "mapbuf");
178 elm_widget_type_set(obj, "mapbuf");
179 elm_widget_sub_object_add(parent, obj);
180 elm_widget_data_set(obj, wd);
181 elm_widget_del_hook_set(obj, _del_hook);
182 elm_widget_theme_hook_set(obj, _theme_hook);
183 elm_widget_can_focus_set(obj, EINA_FALSE);
185 evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
186 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _move, NULL);
187 evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _resize, NULL);
198 * Set the mapbuf front content
200 * Once the content object is set, a previously set one will be deleted.
201 * If you want to keep that old content object, use the
202 * elm_mapbuf_content_unset() function.
204 * @param obj The mapbuf object
205 * @param content The content will be filled in this mapbuf object
210 elm_mapbuf_content_set(Evas_Object *obj, Evas_Object *content)
212 ELM_CHECK_WIDTYPE(obj, widtype);
213 Widget_Data *wd = elm_widget_data_get(obj);
215 if (wd->content == content) return;
216 if (wd->content) evas_object_del(wd->content);
217 wd->content = content;
220 evas_object_data_set(content, "_elm_leaveme", (void *)1);
221 elm_widget_sub_object_add(content, obj);
222 evas_object_smart_member_add(content, obj);
223 evas_object_clip_set(content, evas_object_clip_get(obj));
224 evas_object_event_callback_add(content,
225 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
226 _changed_size_hints, obj);
233 * Get the mapbuf front content
235 * Return the content object which is set for this widget.
237 * @param obj The mapbuf object
238 * @return The content that is being used
243 elm_mapbuf_content_get(const Evas_Object *obj)
245 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
246 Widget_Data *wd = elm_widget_data_get(obj);
247 if (!wd) return NULL;
252 * Unset the mapbuf front content
254 * Unparent and return the content object which was set for this widget.
256 * @param obj The mapbuf object
257 * @return The content that was being used
262 elm_mapbuf_content_unset(Evas_Object *obj)
264 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
265 Widget_Data *wd = elm_widget_data_get(obj);
266 Evas_Object *content;
267 if (!wd) return NULL;
268 if (!wd->content) return NULL;
269 content = wd->content;
270 elm_widget_sub_object_del(obj, content);
271 evas_object_smart_member_del(content);
272 evas_object_clip_unset(content);
273 evas_object_data_del(content, "_elm_leaveme");
279 * Set the mapbuf enabled state
281 * @param obj The mapbuf object
282 * @param enabled The value to set the enabled state to
287 elm_mapbuf_enabled_set(Evas_Object *obj, Eina_Bool enabled)
289 ELM_CHECK_WIDTYPE(obj, widtype);
290 Widget_Data *wd = elm_widget_data_get(obj);
292 if (wd->enabled == enabled) return;
293 wd->enabled = enabled;
298 * Get the mapbuf enabled state
300 * @param obj The mapbuf object
301 * @return The value that the enabled state is set to
306 elm_mapbuf_enabled_get(const Evas_Object *obj)
308 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
309 Widget_Data *wd = elm_widget_data_get(obj);
310 if (!wd) return EINA_FALSE;
315 * Sets the mapbuf smooth state
317 * @param obj The mapbuf object
318 * @param smooth The value of the smooth state of @p obj
323 elm_mapbuf_smooth_set(Evas_Object *obj, Eina_Bool smooth)
325 ELM_CHECK_WIDTYPE(obj, widtype);
326 Widget_Data *wd = elm_widget_data_get(obj);
328 if (wd->smooth == smooth) return;
334 * Gets the mapbuf smooth state
336 * @param obj The mapbuf object
337 * @return The value of the smooth state of @p obj
342 elm_mapbuf_smooth_get(const Evas_Object *obj)
344 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
345 Widget_Data *wd = elm_widget_data_get(obj);
346 if (!wd) return EINA_FALSE;
351 * Enables/disables the mapbuf alpha channel
353 * @param obj The mapbuf object
354 * @param alpha The state of the alpha channel
359 elm_mapbuf_alpha_set(Evas_Object *obj, Eina_Bool alpha)
361 ELM_CHECK_WIDTYPE(obj, widtype);
362 Widget_Data *wd = elm_widget_data_get(obj);
364 if (wd->alpha == alpha) return;
370 * Gets the state of the mapbuf alpha channel
372 * @param obj The mapbuf object
373 * @return The state of the alpha channel
378 elm_mapbuf_alpha_get(const Evas_Object *obj)
380 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
381 Widget_Data *wd = elm_widget_data_get(obj);
382 if (!wd) return EINA_FALSE;