4 /* DO NOT USE THIS HEADER UNLESS YOU ARE PREPARED FOR BREAKING OF YOUR
5 * CODE. THIS IS ELEMENTARY'S INTERNAL WIDGET API (for now) AND IS NOT
6 * FINAL. CALL elm_widget_api_check(ELM_INTERNAL_API_VERSION) TO CHECK IT
9 * How to make your own widget? like this:
11 * #include <Elementary.h>
12 * #include "elm_priv.h"
14 * typedef struct _Widget_Data Widget_Data;
19 * // add any other widget data here too
22 * static const char *widtype = NULL;
23 * static void _del_hook(Evas_Object *obj);
24 * static void _theme_hook(Evas_Object *obj);
25 * static void _disable_hook(Evas_Object *obj);
26 * static void _sizing_eval(Evas_Object *obj);
27 * static void _on_focus_hook(void *data, Evas_Object *obj);
29 * static const char SIG_CLICKED[] = "clicked";
30 * static const Evas_Smart_Cb_Description _signals[] = {
36 * _del_hook(Evas_Object *obj)
38 * Widget_Data *wd = elm_widget_data_get(obj);
40 * // delete hook - on delete of object delete object struct etc.
45 * _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
47 * Widget_Data *wd = elm_widget_data_get(obj);
49 * // handle focus going in and out - optional, but if you want to, set
50 * // this hook and handle it (eg emit a signal to an edje obj)
51 * if (elm_widget_focus_get(obj))
53 * edje_object_signal_emit(wd->sub, "elm,action,focus", "elm");
54 * evas_object_focus_set(wd->sub, EINA_TRUE);
58 * edje_object_signal_emit(wd->sub, "elm,action,unfocus", "elm");
59 * evas_object_focus_set(wd->sub, EINA_FALSE);
64 * _theme_hook(Evas_Object *obj)
66 * Widget_Data *wd = elm_widget_data_get(obj);
68 * // handle change in theme/scale etc.
69 * elm_widget_theme_object_set(obj, wd->sub, "mywidget", "base",
70 * elm_widget_style_get(obj));
74 * _disable_hook(Evas_Object *obj)
76 * Widget_Data *wd = elm_widget_data_get(obj);
78 * // optional, but handle if the widget gets disabled or not
79 * if (elm_widget_disabled_get(obj))
80 * edje_object_signal_emit(wd->sub, "elm,state,disabled", "elm");
82 * edje_object_signal_emit(wd->sub, "elm,state,enabled", "elm");
86 * _sizing_eval(Evas_Object *obj)
88 * Widget_Data *wd = elm_widget_data_get(obj);
89 * Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
91 * elm_coords_finger_size_adjust(1, &minw, 1, &minh);
92 * edje_object_size_min_restricted_calc(wd->sub, &minw, &minh, minw, minh);
93 * elm_coords_finger_size_adjust(1, &minw, 1, &minh);
94 * evas_object_size_hint_min_set(obj, minw, minh);
95 * evas_object_size_hint_max_set(obj, maxw, maxh);
98 * // actual api to create your widget. add more to manipulate it as needed
99 * // mark your calls with EAPI to make them "external api" calls.
101 * elm_mywidget_add(Evas_Object *parent)
107 * // ALWAYS call this - this checks that your widget matches that of
108 * // elementary and that the api hasn't broken. if it has this returns
109 * // false and you need to handle this error gracefully
110 * if (!elm_widget_api_check(ELM_INTERNAL_API_VERSION)) return NULL;
112 * // standard widget setup and allocate wd, create obj given parent etc.
113 * ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
115 * // give it a type name and set up a mywidget type string if needed
116 * ELM_SET_WIDTYPE(widtype, "mywidget");
117 * elm_widget_type_set(obj, "mywidget");
118 * // tell the parent widget that we are a sub object
119 * elm_widget_sub_object_add(parent, obj);
120 * // setup hooks we need (some are optional)
121 * elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
122 * elm_widget_data_set(obj, wd);
123 * elm_widget_del_hook_set(obj, _del_hook);
124 * elm_widget_theme_hook_set(obj, _theme_hook);
125 * elm_widget_disable_hook_set(obj, _disable_hook);
126 * // this widget can focus (true means yes it can, false means it can't)
127 * elm_widget_can_focus_set(obj, EINA_TRUE);
129 * // for this widget we will add 1 sub object that is an edje object
130 * wd->sub = edje_object_add(e);
131 * // set the theme. this follows a scheme for group name like this:
132 * // "elm/WIDGETNAME/ELEMENT/STYLE"
133 * // so here it will be:
134 * // "elm/mywidget/base/default"
135 * // changing style changes style name from default (all widgets start
136 * // with the default style) and element is for your widget internal
137 * // structure as you see fit
138 * elm_widget_theme_object_set(obj, wd->sub, "mywidget", "base", "default");
139 * // listen to a signal from the edje object to produce widget smart
140 * // callback (like click)
141 * edje_object_signal_callback_add(wd->sub, "elm,action,click", "",
142 * _signal_clicked, obj);
143 * // set this sub object as the "resize object". widgets get 1 resize
144 * // object that is resized along with the object wrapper.
145 * elm_widget_resize_object_set(obj, wd->sub);
147 * // evaluate sizing of the widget (minimum size calc etc.). optional but
148 * // not a bad idea to do here. it will get queued for later anyway
151 * // register the smart callback descriptions so we can have some runtime
152 * // info as to what the smart callback strings mean
153 * evas_object_smart_callbacks_descriptions_set(obj, _signals);
157 * // example - do "whatever" to the widget (here just emit a signal)
159 * elm_mywidget_whatever(Evas_Object *obj)
161 * // check if type is correct - check will return if it fails
162 * ELM_CHECK_WIDTYPE(obj, widtype);
163 * // get widget data - type is correct and sane by this point, so this
164 * // should never fail
165 * Widget_Data *wd = elm_widget_data_get(obj);
166 * // do whatever you like
167 * edje_object_signal_emit(wd->sub, "elm,state,action,whatever", "elm");
170 * // you can add more - you need to see elementary's code to know how to
171 * // handle all cases. remember this api is not stable and may change. it's
176 #ifndef ELM_INTERNAL_API_ARGESFSDFEFC
177 # warning "You are using an internal elementary API. This API is not stable"
178 # warning "and is subject to change. You use this at your own risk."
179 # warning "Remember to call elm_widget_api_check(ELM_INTERNAL_API_VERSION);"
180 # warning "in your widgets before you call any other elm_widget calls to do"
181 # warning "a correct runtime version check. Also remember - you don't NEED"
182 # warning "to make an Elementary widget is almost ALL cases. You can easily"
183 # warning "make a smart object with Evas's API and do everything you need"
184 # warning "there. You only need a widget if you want to seamlessly be part"
185 # warning "of the focus tree and want to transparently become a container"
186 # warning "for any number of child Elementary widgets"
187 //# error "ERROR. Compile aborted." // Note : Do not merge this from upstream.
189 #define ELM_INTERNAL_API_VERSION 7000
191 typedef struct _Elm_Tooltip Elm_Tooltip;
192 typedef struct _Elm_Cursor Elm_Cursor;
193 typedef struct _Elm_Widget_Item Elm_Widget_Item; /**< base structure for all widget items that are not Elm_Widget themselves */
195 typedef void (*Elm_Widget_On_Text_Set_Cb)(void *data, const char *part, const char *text);
196 typedef void (*Elm_Widget_On_Content_Set_Cb)(void *data, const char *part, Evas_Object *content);
197 typedef const char *(*Elm_Widget_On_Text_Get_Cb)(const void *data, const char *part);
198 typedef Evas_Object *(*Elm_Widget_On_Content_Get_Cb)(const void *data, const char *part);
199 typedef Evas_Object *(*Elm_Widget_On_Content_Unset_Cb)(const void *data, const char *part);
201 struct _Elm_Widget_Item
203 /* ef1 ~~ efl, el3 ~~ elm */
204 #define ELM_WIDGET_ITEM_MAGIC 0xef1e1301
207 Evas_Object *widget; /**< the owner widget that owns this item */
208 Evas_Object *view; /**< the base view object */
209 const void *data; /**< item specific data */
210 Evas_Smart_Cb del_cb; /**< used to notify the item is being deleted */
211 Elm_Widget_On_Content_Set_Cb on_content_set_func;
212 Elm_Widget_On_Content_Get_Cb on_content_get_func;
213 Elm_Widget_On_Content_Unset_Cb on_content_unset_func;
214 Elm_Widget_On_Text_Set_Cb on_text_set_func;
215 Elm_Widget_On_Text_Get_Cb on_text_get_func;
216 /* widget variations should have data from here and on */
217 /* @todo: TODO check if this is enough for 1.0 release, maybe add padding! */
220 struct _Elm_Object_Item
225 #define ELM_NEW(t) calloc(1, sizeof(t))
227 #define ELM_CAST(p) ((void *)(p))
229 #define ELM_OBJ_ITEM_CHECK_OR_RETURN(it, ...) \
230 ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *) (it), __VA_ARGS__); \
231 ELM_CHECK_WIDTYPE(it->it.widget, widtype) __VA_ARGS__;
233 EAPI Eina_Bool elm_widget_api_check(int ver);
234 EAPI Evas_Object *elm_widget_add(Evas *evas);
235 EAPI void elm_widget_del_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
236 EAPI void elm_widget_del_pre_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
237 EAPI void elm_widget_focus_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
238 EAPI void elm_widget_activate_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
239 EAPI void elm_widget_disable_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
240 EAPI void elm_widget_theme_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
241 EAPI void elm_widget_event_hook_set(Evas_Object *obj, Eina_Bool (*func) (Evas_Object *obj, Evas_Object *source, Evas_Callback_Type type, void *event_info));
242 EAPI void elm_widget_changed_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj));
243 EAPI void elm_widget_signal_emit_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj, const char *emission, const char *source));
244 EAPI void elm_widget_signal_callback_add_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data));
245 EAPI void elm_widget_signal_callback_del_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data));
246 EAPI void elm_widget_theme(Evas_Object *obj);
247 EAPI void elm_widget_theme_specific(Evas_Object *obj, Elm_Theme *th, Eina_Bool force);
248 EAPI void elm_widget_focus_next_hook_set(Evas_Object *obj, Eina_Bool (*func) (const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next));
249 EAPI void elm_widget_on_focus_hook_set(Evas_Object *obj, void (*func) (void *data, Evas_Object *obj), void *data);
250 EAPI void elm_widget_on_change_hook_set(Evas_Object *obj, void (*func) (void *data, Evas_Object *obj), void *data);
251 EAPI void elm_widget_on_show_region_hook_set(Evas_Object *obj, void (*func) (void *data, Evas_Object *obj), void *data);
252 EAPI void elm_widget_focus_region_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h));
253 EAPI void elm_widget_text_set_hook_set(Evas_Object *obj, Elm_Widget_On_Text_Set_Cb func);
254 #define elm_widget_text_set_hook_set(obj, func) elm_widget_text_set_hook_set(obj, (Elm_Widget_On_Text_Set_Cb)(func))
255 EAPI void elm_widget_text_get_hook_set(Evas_Object *obj, Elm_Widget_On_Text_Get_Cb func);
256 #define elm_widget_text_get_hook_set(obj, func) elm_widget_text_get_hook_set(obj, (Elm_Widget_On_Text_Get_Cb)(func))
257 EAPI void elm_widget_content_set_hook_set(Evas_Object *obj, Elm_Widget_On_Content_Set_Cb func);
258 #define elm_widget_content_set_hook_set(obj, func) elm_widget_content_set_hook_set(obj, (Elm_Widget_On_Content_Set_Cb)(func))
259 EAPI void elm_widget_content_get_hook_set(Evas_Object *obj, Elm_Widget_On_Content_Get_Cb func);
260 #define elm_widget_content_get_hook_set(obj, func) elm_widget_content_get_hook_set(obj, (Elm_Widget_On_Content_Get_Cb)(func))
261 EAPI void elm_widget_content_unset_hook_set(Evas_Object *obj, Elm_Widget_On_Content_Unset_Cb func);
262 #define elm_widget_content_unset_hook_set(obj, func) elm_widget_content_unset_hook_set(obj, (Elm_Widget_On_Content_Unset_Cb)(func))
263 EAPI void elm_widget_on_focus_region_hook_set(Evas_Object *obj, void (*func) (const Evas_Object *obj, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h));
264 EAPI void elm_widget_data_set(Evas_Object *obj, void *data);
265 EAPI void *elm_widget_data_get(const Evas_Object *obj);
266 EAPI void elm_widget_sub_object_add(Evas_Object *obj, Evas_Object *sobj);
267 EAPI void elm_widget_sub_object_del(Evas_Object *obj, Evas_Object *sobj);
268 EAPI void elm_widget_resize_object_set(Evas_Object *obj, Evas_Object *sobj);
269 EAPI void elm_widget_hover_object_set(Evas_Object *obj, Evas_Object *sobj);
270 EAPI void elm_widget_signal_emit(Evas_Object *obj, const char *emission, const char *source);
271 EAPI void elm_widget_signal_callback_add(Evas_Object *obj, const char *emission, const char *source, void (*func) (void *data, Evas_Object *o, const char *emission, const char *source), void *data);
272 EAPI void *elm_widget_signal_callback_del(Evas_Object *obj, const char *emission, const char *source, void (*func) (void *data, Evas_Object *o, const char *emission, const char *source));
273 EAPI void elm_widget_can_focus_set(Evas_Object *obj, Eina_Bool can_focus);
274 EAPI Eina_Bool elm_widget_can_focus_get(const Evas_Object *obj);
275 EAPI Eina_Bool elm_widget_child_can_focus_get(const Evas_Object *obj);
276 EAPI void elm_widget_tree_unfocusable_set(Evas_Object *obj, Eina_Bool tree_unfocusable);
277 EAPI Eina_Bool elm_widget_tree_unfocusable_get(const Evas_Object *obj);
278 EAPI void elm_widget_highlight_ignore_set(Evas_Object *obj, Eina_Bool ignore);
279 EAPI Eina_Bool elm_widget_highlight_ignore_get(const Evas_Object *obj);
280 EAPI void elm_widget_highlight_in_theme_set(Evas_Object *obj, Eina_Bool highlight);
281 EAPI Eina_Bool elm_widget_highlight_in_theme_get(const Evas_Object *obj);
282 EAPI Eina_Bool elm_widget_focus_get(const Evas_Object *obj);
283 EAPI Evas_Object *elm_widget_focused_object_get(const Evas_Object *obj);
284 EAPI Evas_Object *elm_widget_top_get(const Evas_Object *obj);
285 EAPI Eina_Bool elm_widget_is(const Evas_Object *obj);
286 EAPI Evas_Object *elm_widget_parent_widget_get(const Evas_Object *obj);
287 EAPI void elm_widget_event_callback_add(Evas_Object *obj, Elm_Event_Cb func, const void *data);
288 EAPI void *elm_widget_event_callback_del(Evas_Object *obj, Elm_Event_Cb func, const void *data);
289 EAPI Eina_Bool elm_widget_event_propagate(Evas_Object *obj, Evas_Callback_Type type, void *event_info, Evas_Event_Flags *event_flags);
290 EAPI void elm_widget_focus_custom_chain_set(Evas_Object *obj, Eina_List *objs);
291 EAPI void elm_widget_focus_custom_chain_unset(Evas_Object *obj);
292 EAPI const Eina_List *elm_widget_focus_custom_chain_get(const Evas_Object *obj);
293 EAPI void elm_widget_focus_custom_chain_append(Evas_Object *obj, Evas_Object *child, Evas_Object *relative_child);
294 EAPI void elm_widget_focus_custom_chain_prepend(Evas_Object *obj, Evas_Object *child, Evas_Object *relative_child);
295 EAPI void elm_widget_focus_cycle(Evas_Object *obj, Elm_Focus_Direction dir);
296 EAPI void elm_widget_focus_direction_go(Evas_Object *obj, int x, int y);
297 EAPI Eina_Bool elm_widget_focus_next_get(const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next);
298 EAPI Eina_Bool elm_widget_focus_list_next_get(const Evas_Object *obj, const Eina_List *items, void *(*list_data_get) (const Eina_List *list), Elm_Focus_Direction dir, Evas_Object **next);
299 EAPI void elm_widget_focus_set(Evas_Object *obj, int first);
300 EAPI void elm_widget_focused_object_clear(Evas_Object *obj);
301 EAPI Evas_Object *elm_widget_parent_get(const Evas_Object *obj);
302 EAPI void elm_widget_focus_steal(Evas_Object *obj);
307 * Restore the focus state of the sub-tree.
309 * This API will restore the focus state of the sub-tree to the lastest
310 * state. If a sub-tree is unfocused and wants to get back to the lastest
311 * focus state, this API will be helpful.
313 * @param obj The widget root of sub-tree
317 EAPI void elm_widget_focus_restore(Evas_Object *obj);
319 EAPI void elm_widget_activate(Evas_Object *obj);
320 EAPI void elm_widget_change(Evas_Object *obj);
321 EAPI void elm_widget_disabled_set(Evas_Object *obj, Eina_Bool disabled);
322 EAPI Eina_Bool elm_widget_disabled_get(const Evas_Object *obj);
323 EAPI void elm_widget_show_region_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h, Eina_Bool forceshow);
324 EAPI void elm_widget_show_region_get(const Evas_Object *obj, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h);
325 EAPI void elm_widget_focus_region_get(const Evas_Object *obj, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h);
326 EAPI void elm_widget_scroll_hold_push(Evas_Object *obj);
327 EAPI void elm_widget_scroll_hold_pop(Evas_Object *obj);
328 EAPI int elm_widget_scroll_hold_get(const Evas_Object *obj);
329 EAPI void elm_widget_scroll_freeze_push(Evas_Object *obj);
330 EAPI void elm_widget_scroll_freeze_pop(Evas_Object *obj);
331 EAPI int elm_widget_scroll_freeze_get(const Evas_Object *obj);
332 EAPI void elm_widget_scale_set(Evas_Object *obj, double scale);
333 EAPI double elm_widget_scale_get(const Evas_Object *obj);
334 EAPI Eina_Bool elm_widget_mirrored_get(const Evas_Object *obj) EINA_ARG_NONNULL(1);
335 EAPI void elm_widget_mirrored_set(Evas_Object *obj, Eina_Bool mirrored) EINA_ARG_NONNULL(1);
336 EAPI Eina_Bool elm_widget_mirrored_automatic_get(const Evas_Object *obj) EINA_ARG_NONNULL(1);
337 EAPI void elm_widget_mirrored_automatic_set(Evas_Object *obj, Eina_Bool automatic) EINA_ARG_NONNULL(1);
338 EAPI void elm_widget_theme_set(Evas_Object *obj, Elm_Theme *th);
339 EAPI Elm_Theme *elm_widget_theme_get(const Evas_Object *obj);
340 EAPI void elm_widget_style_set(Evas_Object *obj, const char *style);
341 EAPI const char *elm_widget_style_get(const Evas_Object *obj);
342 EAPI void elm_widget_type_set(Evas_Object *obj, const char *type);
343 EAPI const char *elm_widget_type_get(const Evas_Object *obj);
344 EAPI void elm_widget_tooltip_add(Evas_Object *obj, Elm_Tooltip *tt);
345 EAPI void elm_widget_tooltip_del(Evas_Object *obj, Elm_Tooltip *tt);
346 EAPI void elm_widget_cursor_add(Evas_Object *obj, Elm_Cursor *cur);
347 EAPI void elm_widget_cursor_del(Evas_Object *obj, Elm_Cursor *cur);
348 EAPI void elm_widget_drag_lock_x_set(Evas_Object *obj, Eina_Bool lock);
349 EAPI void elm_widget_drag_lock_y_set(Evas_Object *obj, Eina_Bool lock);
350 EAPI Eina_Bool elm_widget_drag_lock_x_get(const Evas_Object *obj);
351 EAPI Eina_Bool elm_widget_drag_lock_y_get(const Evas_Object *obj);
352 EAPI int elm_widget_drag_child_locked_x_get(const Evas_Object *obj);
353 EAPI int elm_widget_drag_child_locked_y_get(const Evas_Object *obj);
354 EAPI Eina_Bool elm_widget_theme_object_set(Evas_Object *obj, Evas_Object *edj, const char *wname, const char *welement, const char *wstyle);
355 EAPI void elm_widget_type_register(const char **ptr);
356 EAPI void elm_widget_type_unregister(const char **ptr);
357 EAPI Eina_Bool elm_widget_type_check(const Evas_Object *obj, const char *type);
358 EAPI Eina_List *elm_widget_stringlist_get(const char *str);
359 EAPI void elm_widget_stringlist_free(Eina_List *list);
360 EAPI void elm_widget_focus_hide_handle(Evas_Object *obj);
361 EAPI void elm_widget_focus_mouse_down_handle(Evas_Object *obj);
362 EAPI void elm_widget_focus_tree_unfocusable_handle(Evas_Object *obj);
363 EAPI void elm_widget_focus_disabled_handle(Evas_Object *obj);
364 EAPI void elm_widget_text_part_set(Evas_Object *obj, const char *part, const char *label);
365 EAPI const char *elm_widget_text_part_get(const Evas_Object *obj, const char *part);
366 EAPI void elm_widget_content_part_set(Evas_Object *obj, const char *part, Evas_Object *content);
367 EAPI Evas_Object *elm_widget_content_part_get(const Evas_Object *obj, const char *part);
368 EAPI Evas_Object *elm_widget_content_part_unset(Evas_Object *obj, const char *part);
369 EAPI Elm_Widget_Item *_elm_widget_item_new(Evas_Object *parent, size_t alloc_size);
370 EAPI void _elm_widget_item_del(Elm_Widget_Item *item);
371 EAPI void _elm_widget_item_pre_notify_del(Elm_Widget_Item *item);
372 EAPI void _elm_widget_item_del_cb_set(Elm_Widget_Item *item, Evas_Smart_Cb del_cb);
373 EAPI void _elm_widget_item_data_set(Elm_Widget_Item *item, const void *data);
374 EAPI void *_elm_widget_item_data_get(const Elm_Widget_Item *item);
375 EAPI void _elm_widget_item_tooltip_text_set(Elm_Widget_Item *item, const char *text);
376 EAPI void _elm_widget_item_tooltip_content_cb_set(Elm_Widget_Item *item, Elm_Tooltip_Item_Content_Cb func, const void *data, Evas_Smart_Cb del_cb);
377 EAPI void _elm_widget_item_tooltip_unset(Elm_Widget_Item *item);
378 EAPI void _elm_widget_item_tooltip_style_set(Elm_Widget_Item *item, const char *style);
379 EAPI const char *_elm_widget_item_tooltip_style_get(const Elm_Widget_Item *item);
380 EAPI void _elm_widget_item_cursor_set(Elm_Widget_Item *item, const char *cursor);
381 EAPI const char *_elm_widget_item_cursor_get(const Elm_Widget_Item *item);
382 EAPI void _elm_widget_item_cursor_unset(Elm_Widget_Item *item);
383 EAPI void _elm_widget_item_cursor_style_set(Elm_Widget_Item *item, const char *style);
384 EAPI const char *_elm_widget_item_cursor_style_get(const Elm_Widget_Item *item);
385 EAPI void _elm_widget_item_cursor_engine_only_set(Elm_Widget_Item *item, Eina_Bool engine_only);
386 EAPI Eina_Bool _elm_widget_item_cursor_engine_only_get(const Elm_Widget_Item *item);
387 EAPI void _elm_widget_item_content_part_set(Elm_Widget_Item *item, const char *part, Evas_Object *content);
388 EAPI Evas_Object *_elm_widget_item_content_part_get(const Elm_Widget_Item *item, const char *part);
389 EAPI Evas_Object *_elm_widget_item_content_part_unset(Elm_Widget_Item *item, const char *part);
390 EAPI void _elm_widget_item_text_part_set(Elm_Widget_Item *item, const char *part, const char *label);
391 EAPI const char *_elm_widget_item_text_part_get(const Elm_Widget_Item *item, const char *part);
392 EAPI void _elm_widget_item_content_set_hook_set(Elm_Widget_Item *item, Elm_Widget_On_Content_Set_Cb func);
393 EAPI void _elm_widget_item_content_get_hook_set(Elm_Widget_Item *item, Elm_Widget_On_Content_Get_Cb func);
394 EAPI void _elm_widget_item_content_unset_hook_set(Elm_Widget_Item *item, Elm_Widget_On_Content_Unset_Cb func);
395 EAPI void _elm_widget_item_text_set_hook_set(Elm_Widget_Item *item, Elm_Widget_On_Text_Set_Cb func);
396 EAPI void _elm_widget_item_text_get_hook_set(Elm_Widget_Item *item, Elm_Widget_On_Text_Get_Cb func);
398 /* debug function. don't use it unless you are tracking parenting issues */
399 EAPI void elm_widget_tree_dump(const Evas_Object *top);
400 EAPI void elm_widget_tree_dot_dump(const Evas_Object *top, FILE *output);
403 * Convenience macro to create new widget item, doing casts for you.
404 * @see _elm_widget_item_new()
405 * @param parent a valid elm_widget variant.
406 * @param type the C type that extends Elm_Widget_Item
408 #define elm_widget_item_new(parent, type) \
409 (type *)_elm_widget_item_new((parent), sizeof(type))
411 * Convenience macro to delete widget item, doing casts for you.
412 * @see _elm_widget_item_del()
413 * @param item a valid item.
415 #define elm_widget_item_del(item) \
416 _elm_widget_item_del((Elm_Widget_Item *)item)
418 * Convenience macro to notify deletion of widget item, doing casts for you.
419 * @see _elm_widget_item_pre_notify_del()
421 #define elm_widget_item_pre_notify_del(item) \
422 _elm_widget_item_pre_notify_del((Elm_Widget_Item *)item)
424 * Convenience macro to set deletion callback of widget item, doing casts for you.
425 * @see _elm_widget_item_del_cb_set()
427 #define elm_widget_item_del_cb_set(item, del_cb) \
428 _elm_widget_item_del_cb_set((Elm_Widget_Item *)item, del_cb)
432 * @see _elm_widget_item_data_set()
434 #define elm_widget_item_data_set(item, data) \
435 _elm_widget_item_data_set((Elm_Widget_Item *)item, data)
438 * @see _elm_widget_item_data_get()
440 #define elm_widget_item_data_get(item) \
441 _elm_widget_item_data_get((const Elm_Widget_Item *)item)
444 * Convenience function to set widget item tooltip as a text string.
445 * @see _elm_widget_item_tooltip_text_set()
447 #define elm_widget_item_tooltip_text_set(item, text) \
448 _elm_widget_item_tooltip_text_set((Elm_Widget_Item *)item, text)
450 * Convenience function to set widget item tooltip.
451 * @see _elm_widget_item_tooltip_content_cb_set()
453 #define elm_widget_item_tooltip_content_cb_set(item, func, data, del_cb) \
454 _elm_widget_item_tooltip_content_cb_set((Elm_Widget_Item *)item, \
457 * Convenience function to unset widget item tooltip.
458 * @see _elm_widget_item_tooltip_unset()
460 #define elm_widget_item_tooltip_unset(item) \
461 _elm_widget_item_tooltip_unset((Elm_Widget_Item *)item)
463 * Convenience function to change item's tooltip style.
464 * @see _elm_widget_item_tooltip_style_set()
466 #define elm_widget_item_tooltip_style_set(item, style) \
467 _elm_widget_item_tooltip_style_set((Elm_Widget_Item *)item, style)
469 * Convenience function to query item's tooltip style.
470 * @see _elm_widget_item_tooltip_style_get()
472 #define elm_widget_item_tooltip_style_get(item) \
473 _elm_widget_item_tooltip_style_get((const Elm_Widget_Item *)item)
475 * Convenience function to set widget item cursor.
476 * @see _elm_widget_item_cursor_set()
478 #define elm_widget_item_cursor_set(item, cursor) \
479 _elm_widget_item_cursor_set((Elm_Widget_Item *)item, cursor)
481 * Convenience function to get widget item cursor.
482 * @see _elm_widget_item_cursor_get()
484 #define elm_widget_item_cursor_get(item) \
485 _elm_widget_item_cursor_get((const Elm_Widget_Item *)item)
487 * Convenience function to unset widget item cursor.
488 * @see _elm_widget_item_cursor_unset()
490 #define elm_widget_item_cursor_unset(item) \
491 _elm_widget_item_cursor_unset((Elm_Widget_Item *)item)
493 * Convenience function to change item's cursor style.
494 * @see _elm_widget_item_cursor_style_set()
496 #define elm_widget_item_cursor_style_set(item, style) \
497 _elm_widget_item_cursor_style_set((Elm_Widget_Item *)item, style)
499 * Convenience function to query item's cursor style.
500 * @see _elm_widget_item_cursor_style_get()
502 #define elm_widget_item_cursor_style_get(item) \
503 _elm_widget_item_cursor_style_get((const Elm_Widget_Item *)item)
505 * Convenience function to change item's cursor engine_only.
506 * @see _elm_widget_item_cursor_engine_only_set()
508 #define elm_widget_item_cursor_engine_only_set(item, engine_only) \
509 _elm_widget_item_cursor_engine_only_set((Elm_Widget_Item *)item, engine_only)
511 * Convenience function to query item's cursor engine_only.
512 * @see _elm_widget_item_cursor_engine_only_get()
514 #define elm_widget_item_cursor_engine_only_get(item) \
515 _elm_widget_item_cursor_engine_only_get((const Elm_Widget_Item *)item)
517 * Convenience function to query item's content part set.
518 * @see _elm_widget_item_content_part_set()
520 #define elm_widget_item_content_part_set(item, part, content) \
521 _elm_widget_item_content_part_set((Elm_Widget_Item *)item, part, content)
523 * Convenience function to query item's content part get.
524 * @see _elm_widget_item_content_part_get()
526 #define elm_widget_item_content_part_get(item, part) \
527 _elm_widget_item_content_part_get((const Elm_Widget_Item *)item, part)
529 * Convenience function to query item's content part unset.
530 * @see _elm_widget_item_content_part_unset()
532 #define elm_widget_item_content_part_unset(item, part) \
533 _elm_widget_item_content_part_unset((Elm_Widget_Item *)item, part)
535 * Convenience function to query item's text part set.
536 * @see _elm_widget_item_text_part_set()
538 #define elm_widget_item_text_part_set(item, part, label) \
539 _elm_widget_item_text_part_set((Elm_Widget_Item *)item, part, label)
541 * Convenience function to query item's text part get.
542 * @see _elm_widget_item_text_part_get()
544 #define elm_widget_item_text_part_get(item, part) \
545 _elm_widget_item_text_part_get((const Elm_Widget_Item *)item, part)
547 * Convenience function to query item's content set hook.
548 * @see _elm_widget_item_content_set_hook_set()
550 #define elm_widget_item_content_set_hook_set(item, func) \
551 _elm_widget_item_content_set_hook_set((Elm_Widget_Item *)item, (Elm_Widget_On_Content_Set_Cb)func)
553 * Convenience function to query item's content get hook.
554 * @see _elm_widget_item_content_get_hook_set()
556 #define elm_widget_item_content_get_hook_set(item, func) \
557 _elm_widget_item_content_get_hook_set((Elm_Widget_Item *)item, (Elm_Widget_On_Content_Get_Cb)func)
559 * Convenience function to query item's content unset hook.
560 * @see _elm_widget_item_content_unset_hook_set()
562 #define elm_widget_item_content_unset_hook_set(item, func) \
563 _elm_widget_item_content_unset_hook_set((Elm_Widget_Item *)item, (Elm_Widget_On_Content_Unset_Cb)func)
565 * Convenience function to query item's text set hook.
566 * @see _elm_widget_item_text_set_hook_set()
568 #define elm_widget_item_text_set_hook_set(item, func) \
569 _elm_widget_item_text_set_hook_set((Elm_Widget_Item *)item, (Elm_Widget_On_Text_Set_Cb)func)
571 * Convenience function to query item's text get hook.
572 * @see _elm_widget_item_text_get_hook_set()
574 #define elm_widget_item_text_get_hook_set(item, func) \
575 _elm_widget_item_text_get_hook_set((Elm_Widget_Item *)item, (Elm_Widget_On_Text_Get_Cb)func)
578 * Cast and ensure the given pointer is an Elm_Widget_Item or return NULL.
580 #define ELM_WIDGET_ITEM(item) \
581 (((item) && (EINA_MAGIC_CHECK(item, ELM_WIDGET_ITEM_MAGIC))) ? \
582 ((Elm_Widget_Item *)(item)) : NULL)
584 #define ELM_WIDGET_ITEM_CHECK_OR_RETURN(item, ...) \
587 CRITICAL("Elm_Widget_Item " # item " is NULL!"); \
588 return __VA_ARGS__; \
590 if (!EINA_MAGIC_CHECK(item, ELM_WIDGET_ITEM_MAGIC)) { \
591 EINA_MAGIC_FAIL(item, ELM_WIDGET_ITEM_MAGIC); \
592 return __VA_ARGS__; \
596 #define ELM_WIDGET_ITEM_CHECK_OR_GOTO(item, label) \
599 CRITICAL("Elm_Widget_Item " # item " is NULL!"); \
602 if (!EINA_MAGIC_CHECK(item, ELM_WIDGET_ITEM_MAGIC)) { \
603 EINA_MAGIC_FAIL(item, ELM_WIDGET_ITEM_MAGIC); \
608 #define ELM_SET_WIDTYPE(widtype, type) \
611 widtype = eina_stringshare_add(type); \
612 elm_widget_type_register(&widtype); \
616 #define ELM_CHECK_WIDTYPE(obj, widtype) \
617 if (!elm_widget_type_check((obj), (widtype))) return
619 #define ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, ...) \
620 ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
621 ELM_CHECK_WIDTYPE(it->base.widget, widtype) __VA_ARGS__;
623 #define ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_GOTO(it, label) \
624 ELM_WIDGET_ITEM_CHECK_OR_GOTO((Elm_Widget_Item *)it, label); \
625 if (!elm_widget_type_check((it->base.widget), (widtype))) goto label;
627 #define ELM_WIDGET_STANDARD_SETUP(wdat, wdtype, par, evas, ob, ret) \
629 EINA_SAFETY_ON_NULL_RETURN_VAL((par), (ret)); \
630 evas = evas_object_evas_get(par); if (!(evas)) return (ret); \
631 wdat = ELM_NEW(wdtype); if (!(wdat)) return (ret); \
632 ob = elm_widget_add(evas); if (!(ob)) { free(wdat); return (ret); } \
636 * The drag and drop API.
637 * Currently experimental, and will change when it does dynamic type
640 * Here so applications can start to use it, if they ask elm nicely.
642 * And yes, elm_widget, should probably be elm_experimental...
643 * Complaints about this code should go to /dev/null, or failing that nash.
645 typedef struct _Elm_Selection_Data Elm_Selection_Data;
647 typedef Eina_Bool (*Elm_Drop_Cb) (void *d, Evas_Object *o, Elm_Selection_Data *data);
649 typedef enum _Elm_Sel_Type
659 typedef enum _Elm_Sel_Format
661 /** Plain unformated text: Used for things that don't want rich markup */
662 ELM_SEL_FORMAT_TEXT = 0x01,
663 /** Edje textblock markup, including inline images */
664 ELM_SEL_FORMAT_MARKUP = 0x02,
666 ELM_SEL_FORMAT_IMAGE = 0x04,
668 ELM_SEL_FORMAT_VCARD = 0x08,
669 /** Raw HTMLish things for widgets that want that stuff (hello webkit!) */
670 ELM_SEL_FORMAT_HTML = 0x10,
673 struct _Elm_Selection_Data
676 Elm_Sel_Format format;
681 Eina_Bool elm_selection_set(Elm_Sel_Type selection, Evas_Object *widget, Elm_Sel_Format format, const char *buf);
682 Eina_Bool elm_selection_clear(Elm_Sel_Type selection, Evas_Object *widget);
683 Eina_Bool elm_selection_get(Elm_Sel_Type selection, Elm_Sel_Format format, Evas_Object *widget, Elm_Drop_Cb datacb, void *udata);
684 Eina_Bool elm_drop_target_add(Evas_Object *widget, Elm_Sel_Type, Elm_Drop_Cb, void *);
685 Eina_Bool elm_drop_target_del(Evas_Object *widget);
686 Eina_Bool elm_drag_start(Evas_Object *, Elm_Sel_Format, const char *, void (*)(void *,Evas_Object*),void*);