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;
120 evas_object_geometry_get(obj, &x, &y, &w, &h);
121 if (!wd->enabled) evas_object_move(wd->content, x, y);
122 evas_object_resize(wd->content, w, h);
128 _move(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
134 _resize(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
140 * Add a new mapbuf to the parent
142 * @param parent The parent object
143 * @return The new object or NULL if it cannot be created
148 elm_mapbuf_add(Evas_Object *parent)
154 wd = ELM_NEW(Widget_Data);
155 e = evas_object_evas_get(parent);
156 obj = elm_widget_add(e);
157 ELM_SET_WIDTYPE(widtype, "mapbuf");
158 elm_widget_type_set(obj, "mapbuf");
159 elm_widget_sub_object_add(parent, obj);
160 elm_widget_data_set(obj, wd);
161 elm_widget_del_hook_set(obj, _del_hook);
162 elm_widget_theme_hook_set(obj, _theme_hook);
164 evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
165 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _move, NULL);
166 evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _resize, NULL);
177 * Set the mapbuf front content
179 * Once the content object is set, a previously set one will be deleted.
180 * If you want to keep that old content object, use the
181 * elm_mapbuf_content_unset() function.
183 * @param obj The mapbuf object
184 * @param content The content will be filled in this mapbuf object
189 elm_mapbuf_content_set(Evas_Object *obj, Evas_Object *content)
191 ELM_CHECK_WIDTYPE(obj, widtype);
192 Widget_Data *wd = elm_widget_data_get(obj);
194 if (wd->content == content) return;
195 if (wd->content) evas_object_del(wd->content);
196 wd->content = content;
199 elm_widget_sub_object_add(content, obj);
200 evas_object_smart_member_add(content, obj);
201 evas_object_clip_set(content, evas_object_clip_get(obj));
202 evas_object_event_callback_add(content,
203 EVAS_CALLBACK_CHANGED_SIZE_HINTS,
204 _changed_size_hints, obj);
211 * Unset the mapbuf front content
213 * Unparent and return the content object which was set for this widget.
215 * @param obj The mapbuf object
216 * @return The content that was being used
221 elm_mapbuf_content_unset(Evas_Object *obj)
223 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
224 Widget_Data *wd = elm_widget_data_get(obj);
225 Evas_Object *content;
226 if (!wd) return NULL;
227 if (!wd->content) return NULL;
228 content = wd->content;
229 elm_widget_sub_object_del(obj, wd->content);
230 evas_object_smart_member_del(wd->content);
231 evas_object_clip_unset(wd->content);
237 * Set the mapbuf enabled state
239 * @param obj The mapbuf object
240 * @param enabled The value to set the enabled state to
245 elm_mapbuf_enabled_set(Evas_Object *obj, Eina_Bool enabled)
247 ELM_CHECK_WIDTYPE(obj, widtype);
248 Widget_Data *wd = elm_widget_data_get(obj);
250 if (wd->enabled == enabled) return;
251 wd->enabled = enabled;
256 * Get the mapbuf enabled state
258 * @param obj The mapbuf object
259 * @return The value that the enabled state is set to
264 elm_mapbuf_enabled_get(const Evas_Object *obj)
266 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
267 Widget_Data *wd = elm_widget_data_get(obj);
268 if (!wd) return EINA_FALSE;
273 * Sets the mapbuf smooth state
275 * @param obj The mapbuf object
276 * @param smooth The value of the smooth state of @p obj
281 elm_mapbuf_smooth_set(Evas_Object *obj, Eina_Bool smooth)
283 ELM_CHECK_WIDTYPE(obj, widtype);
284 Widget_Data *wd = elm_widget_data_get(obj);
286 if (wd->smooth == smooth) return;
292 * Gets the mapbuf smooth state
294 * @param obj The mapbuf object
295 * @return The value of the smooth state of @p obj
300 elm_mapbuf_smooth_get(const Evas_Object *obj)
302 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
303 Widget_Data *wd = elm_widget_data_get(obj);
304 if (!wd) return EINA_FALSE;
309 * Enables/disables the mapbuf alpha channel
311 * @param obj The mapbuf object
312 * @param alpha The state of the alpha channel
317 elm_mapbuf_alpha_set(Evas_Object *obj, Eina_Bool alpha)
319 ELM_CHECK_WIDTYPE(obj, widtype);
320 Widget_Data *wd = elm_widget_data_get(obj);
322 if (wd->alpha == alpha) return;
328 * Gets the state of the mapbuf alpha channel
330 * @param obj The mapbuf object
331 * @return The state of the alpha channel
336 elm_mapbuf_alpha_get(const Evas_Object *obj)
338 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
339 Widget_Data *wd = elm_widget_data_get(obj);
340 if (!wd) return EINA_FALSE;