1 #include <Elementary.h>
4 typedef struct _Widget_Data Widget_Data;
18 #ifdef HAVE_ELEMENTARY_ETHUMB
19 const char *thumb_path;
20 const char *thumb_key;
21 Ethumb_Exists *exists;
23 Ethumb_Thumb_Format format;
28 Ecore_Event_Handler *eeh;
29 Elm_Thumb_Animation_Setting anim_setting;
30 Eina_Bool on_hold : 1;
31 Eina_Bool is_video : 1;
32 Eina_Bool was_video : 1;
36 static const char *widtype = NULL;
38 static const char SIG_CLICKED[] = "clicked";
39 static const char SIG_CLICKED_DOUBLE[] = "clicked,double";
40 static const char SIG_GENERATE_ERROR[] = "generate,error";
41 static const char SIG_GENERATE_START[] = "generate,start";
42 static const char SIG_GENERATE_STOP[] = "generate,stop";
43 static const char SIG_LOAD_ERROR[] = "load,error";
44 static const char SIG_PRESS[] = "press";
46 static const Evas_Smart_Cb_Description _signals[] =
49 {SIG_CLICKED_DOUBLE, ""},
50 {SIG_GENERATE_ERROR, ""},
51 {SIG_GENERATE_START, ""},
52 {SIG_GENERATE_STOP, ""},
58 #define EDJE_SIGNAL_GENERATE_START "elm,thumb,generate,start"
59 #define EDJE_SIGNAL_GENERATE_STOP "elm,thumb,generate,stop"
60 #define EDJE_SIGNAL_GENERATE_ERROR "elm,thumb,generate,error"
61 #define EDJE_SIGNAL_LOAD_ERROR "elm,thumb,load,error"
62 #define EDJE_SIGNAL_PULSE_START "elm,state,pulse,start"
63 #define EDJE_SIGNAL_PULSE_STOP "elm,state,pulse,stop"
65 struct _Ethumb_Client *_elm_ethumb_client = NULL;
66 Eina_Bool _elm_ethumb_connected = EINA_FALSE;
67 #ifdef HAVE_ELEMENTARY_ETHUMB
68 static Eina_List *retry = NULL;
69 static int pending_request = 0;
71 static void _thumb_exists(Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread,
72 Eina_Bool exists, void *data);
76 EAPI int ELM_ECORE_EVENT_ETHUMB_CONNECT = 0;
79 _del_hook(Evas_Object *obj)
81 Widget_Data *wd = elm_widget_data_get(obj);
83 #ifdef HAVE_ELEMENTARY_ETHUMB
84 if (wd->thumb.id >= 0)
86 ethumb_client_generate_cancel(_elm_ethumb_client, wd->thumb.id,
92 ethumb_client_thumb_exists_cancel(wd->thumb.exists);
93 wd->thumb.exists = NULL;
97 retry = eina_list_remove(retry, wd);
98 wd->thumb.retry = EINA_FALSE;
101 eina_stringshare_del(wd->thumb.thumb_path);
102 eina_stringshare_del(wd->thumb.thumb_key);
105 eina_stringshare_del(wd->file);
106 eina_stringshare_del(wd->key);
107 if (wd->eeh) ecore_event_handler_del(wd->eeh);
112 _theme_hook(Evas_Object *obj)
114 Widget_Data *wd = elm_widget_data_get(obj);
115 _elm_theme_object_set(obj, wd->frame, "thumb", "base",
116 elm_widget_style_get(obj));
119 #ifdef HAVE_ELEMENTARY_ETHUMB
121 _mouse_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
123 Widget_Data *wd = data;
124 Evas_Event_Mouse_Down *ev = event_info;
128 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
129 wd->on_hold = EINA_TRUE;
131 wd->on_hold = EINA_FALSE;
132 if (ev->flags & EVAS_BUTTON_DOUBLE_CLICK)
133 evas_object_smart_callback_call(wd->self, SIG_CLICKED_DOUBLE, NULL);
135 evas_object_smart_callback_call(wd->self, SIG_PRESS, NULL);
139 _mouse_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
141 Widget_Data *wd = data;
142 Evas_Event_Mouse_Up *ev = event_info;
146 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
147 wd->on_hold = EINA_TRUE;
149 wd->on_hold = EINA_FALSE;
151 evas_object_smart_callback_call(wd->self, SIG_CLICKED, NULL);
152 wd->on_hold = EINA_FALSE;
156 _thumb_ready(Widget_Data *wd, const char *thumb_path, const char *thumb_key)
161 evas_object_image_size_get(wd->view, &aw, &ah);
162 evas_object_size_hint_aspect_set(wd->view,
163 EVAS_ASPECT_CONTROL_BOTH,
165 edje_object_part_swallow(wd->frame, "elm.swallow.content", wd->view);
166 edje_object_size_min_get(wd->frame, &mw, &mh);
167 edje_object_size_min_restricted_calc(wd->frame, &mw, &mh, mw, mh);
168 evas_object_size_hint_min_set(wd->self, mw, mh);
169 eina_stringshare_replace(&(wd->thumb.file), thumb_path);
170 eina_stringshare_replace(&(wd->thumb.key), thumb_key);
171 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_STOP, "elm");
172 evas_object_smart_callback_call(wd->self, SIG_GENERATE_STOP, NULL);
176 _thumb_loaded(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
178 Widget_Data *wd = data;
179 const char *thumb_path;
180 const char *thumb_key;
182 evas_object_image_file_get(wd->view, &thumb_path, &thumb_key);
184 _thumb_ready(wd, thumb_path, thumb_key);
187 /* As we do use stat to check if a thumbnail is available, it's possible
188 that we end up accessing before the file is completly written on disk.
189 By retrying each time a thumbnail is finished we should be fine or not.
192 _retry_thumb(Widget_Data *wd)
196 if ((wd->is_video) && (wd->thumb.format == ETHUMB_THUMB_EET))
198 edje_object_file_set(wd->view, NULL, NULL);
199 if (!edje_object_file_set(wd->view,
200 wd->thumb.thumb_path,
203 if (pending_request == 0)
204 ERR("could not set file=%s key=%s for %s",
205 wd->thumb.thumb_path,
213 evas_object_image_file_set(wd->view, NULL, NULL);
214 evas_object_image_file_set(wd->view,
215 wd->thumb.thumb_path,
216 wd->thumb.thumb_key);
217 r = evas_object_image_load_error_get(wd->view);
218 if (r != EVAS_LOAD_ERROR_NONE)
220 if (pending_request == 0)
221 ERR("%s: %s", wd->thumb.thumb_path, evas_load_error_str(r));
225 evas_object_event_callback_add(wd->view,
226 EVAS_CALLBACK_IMAGE_PRELOADED,
228 evas_object_image_preload(wd->view, EINA_TRUE);
232 _thumb_ready(wd, wd->thumb.thumb_path, wd->thumb.thumb_key);
234 eina_stringshare_del(wd->thumb.thumb_path);
235 wd->thumb.thumb_path = NULL;
237 eina_stringshare_del(wd->thumb.thumb_key);
238 wd->thumb.thumb_key = NULL;
247 _finished_thumb(Widget_Data *wd,
248 const char *thumb_path,
249 const char *thumb_key)
255 evas = evas_object_evas_get(wd->self);
256 if ((wd->view) && (wd->is_video ^ wd->was_video))
258 evas_object_del(wd->view);
261 wd->was_video = wd->is_video;
263 if ((wd->is_video) &&
264 (ethumb_client_format_get(_elm_ethumb_client) == ETHUMB_THUMB_EET))
268 wd->view = edje_object_add(evas);
271 ERR("could not create edje object");
274 elm_widget_sub_object_add(wd->self, wd->view);
277 if (!edje_object_file_set(wd->view, thumb_path, thumb_key))
279 wd->thumb.thumb_path = eina_stringshare_ref(thumb_path);
280 wd->thumb.thumb_key = eina_stringshare_ref(thumb_key);
281 wd->thumb.format = ethumb_client_format_get(_elm_ethumb_client);
282 wd->thumb.retry = EINA_TRUE;
284 retry = eina_list_append(retry, wd);
292 wd->view = evas_object_image_filled_add(evas);
295 ERR("could not create image object");
298 evas_object_event_callback_add(wd->view,
299 EVAS_CALLBACK_IMAGE_PRELOADED,
301 elm_widget_sub_object_add(wd->self, wd->view);
302 evas_object_hide(wd->view);
305 evas_object_image_file_set(wd->view, thumb_path, thumb_key);
306 r = evas_object_image_load_error_get(wd->view);
307 if (r != EVAS_LOAD_ERROR_NONE)
309 WRN("%s: %s", thumb_path, evas_load_error_str(r));
310 wd->thumb.thumb_path = eina_stringshare_ref(thumb_path);
311 wd->thumb.thumb_key = eina_stringshare_ref(thumb_key);
312 wd->thumb.format = ethumb_client_format_get(_elm_ethumb_client);
313 wd->thumb.retry = EINA_TRUE;
315 retry = eina_list_append(retry, wd);
319 evas_object_image_preload(wd->view, 0);
323 _thumb_ready(wd, thumb_path, thumb_key);
325 EINA_LIST_FOREACH_SAFE(retry, l, ll, wd)
326 if (_retry_thumb(wd))
327 retry = eina_list_remove_list(retry, l);
329 if (pending_request == 0)
330 EINA_LIST_FREE(retry, wd)
332 eina_stringshare_del(wd->thumb.thumb_path);
333 wd->thumb.thumb_path = NULL;
335 eina_stringshare_del(wd->thumb.thumb_key);
336 wd->thumb.thumb_key = NULL;
338 evas_object_del(wd->view);
341 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_LOAD_ERROR, "elm");
342 evas_object_smart_callback_call(wd->self, SIG_LOAD_ERROR, NULL);
348 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_LOAD_ERROR, "elm");
349 evas_object_smart_callback_call(wd->self, SIG_LOAD_ERROR, NULL);
353 _finished_thumb_cb(void *data, Ethumb_Client *c __UNUSED__, int id, const char *file, const char *key, const char *thumb_path, const char *thumb_key, Eina_Bool success)
355 Widget_Data *wd = data;
357 EINA_SAFETY_ON_FALSE_RETURN(wd->thumb.id == id);
362 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_PULSE_STOP, "elm");
366 _finished_thumb(wd, thumb_path, thumb_key);
370 ERR("could not generate thumbnail for %s (key: %s)", file, key ? key : "");
371 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_ERROR, "elm");
372 evas_object_smart_callback_call(wd->self, SIG_GENERATE_ERROR, NULL);
376 _thumb_exists(Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread,
377 Eina_Bool exists, void *data)
379 Widget_Data *wd = data;
381 if (ethumb_client_thumb_exists_check(thread))
384 wd->thumb.exists = NULL;
388 const char *thumb_path, *thumb_key;
393 ethumb_client_thumb_path_get(_elm_ethumb_client, &thumb_path,
395 _finished_thumb(wd, thumb_path, thumb_key);
398 else if ((wd->thumb.id = ethumb_client_generate
399 (_elm_ethumb_client, _finished_thumb_cb, wd, NULL)) != -1)
401 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_PULSE_START, "elm");
402 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_START, "elm");
403 evas_object_smart_callback_call(wd->self, SIG_GENERATE_START, NULL);
410 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_ERROR, "elm");
411 evas_object_smart_callback_call(wd->self, SIG_GENERATE_ERROR, NULL);
417 _thumb_apply(Widget_Data *wd)
419 if (wd->thumb.id > 0)
421 ethumb_client_generate_cancel
422 (_elm_ethumb_client, wd->thumb.id, NULL, NULL, NULL);
426 if (wd->thumb.exists)
428 ethumb_client_thumb_exists_cancel(wd->thumb.exists);
429 wd->thumb.exists = NULL;
434 retry = eina_list_remove(retry, wd);
435 wd->thumb.retry = EINA_FALSE;
438 if (!wd->file) return;
441 ethumb_client_file_set(_elm_ethumb_client, wd->file, wd->key);
442 wd->thumb.exists = ethumb_client_thumb_exists(_elm_ethumb_client,
448 _thumb_apply_cb(void *data, int type __UNUSED__, void *ev __UNUSED__)
451 return ECORE_CALLBACK_RENEW;
455 _thumb_show(Widget_Data *wd)
457 evas_object_show(wd->frame);
459 if (elm_thumb_ethumb_client_connected())
466 wd->eeh = ecore_event_handler_add(ELM_ECORE_EVENT_ETHUMB_CONNECT,
467 _thumb_apply_cb, wd);
471 _thumb_show_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
477 _thumb_hide_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
479 Widget_Data *wd = data;
481 evas_object_hide(wd->frame);
483 if (wd->thumb.id >= 0)
485 ethumb_client_generate_cancel
486 (_elm_ethumb_client, wd->thumb.id, NULL, NULL, NULL);
489 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_STOP, "elm");
490 evas_object_smart_callback_call(wd->self, SIG_GENERATE_STOP, NULL);
493 if (wd->thumb.exists)
495 ethumb_client_thumb_exists_cancel(wd->thumb.exists);
496 wd->thumb.exists = NULL;
501 retry = eina_list_remove(retry, wd);
502 wd->thumb.retry = EINA_FALSE;
507 ecore_event_handler_del(wd->eeh);
515 static int _elm_need_ethumb = 0;
517 static void _on_die_cb(void *, Ethumb_Client *);
520 _connect_cb(void *data __UNUSED__, Ethumb_Client *c, Eina_Bool success)
524 ethumb_client_on_server_die_callback_set(c, _on_die_cb, NULL, NULL);
525 _elm_ethumb_connected = EINA_TRUE;
526 ecore_event_add(ELM_ECORE_EVENT_ETHUMB_CONNECT, NULL, NULL, NULL);
529 _elm_ethumb_client = NULL;
533 _on_die_cb(void *data __UNUSED__, Ethumb_Client *c __UNUSED__)
535 ethumb_client_disconnect(_elm_ethumb_client);
536 _elm_ethumb_client = NULL;
537 _elm_ethumb_connected = EINA_FALSE;
538 _elm_ethumb_client = ethumb_client_connect(_connect_cb, NULL, NULL);
543 _elm_unneed_ethumb(void)
546 if (--_elm_need_ethumb) return;
548 ethumb_client_disconnect(_elm_ethumb_client);
549 _elm_ethumb_client = NULL;
550 ethumb_client_shutdown();
551 ELM_ECORE_EVENT_ETHUMB_CONNECT = 0;
556 _elm_thumb_dropcb(void *data __UNUSED__, Evas_Object *o, Elm_Selection_Data *drop)
558 if ((!o) || (!drop) || (!drop->data)) return EINA_FALSE;
559 elm_thumb_file_set(o, drop->data, NULL);
564 elm_need_ethumb(void)
567 if (_elm_need_ethumb++) return EINA_TRUE;
568 ELM_ECORE_EVENT_ETHUMB_CONNECT = ecore_event_type_new();
569 ethumb_client_init();
570 _elm_ethumb_client = ethumb_client_connect(_connect_cb, NULL, NULL);
578 elm_thumb_add(Evas_Object *parent)
583 Evas_Coord minw, minh;
585 ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
587 ELM_SET_WIDTYPE(widtype, "thumb");
588 elm_widget_type_set(obj, "thumb");
589 elm_widget_sub_object_add(parent, obj);
590 elm_widget_data_set(obj, wd);
591 elm_widget_del_hook_set(obj, _del_hook);
592 elm_widget_theme_hook_set(obj, _theme_hook);
593 elm_widget_can_focus_set(obj, EINA_FALSE);
595 wd->frame = edje_object_add(e);
596 _elm_theme_object_set(obj, wd->frame, "thumb", "base", "default");
597 elm_widget_resize_object_set(obj, wd->frame);
599 edje_object_size_min_calc(obj, &minw, &minh);
600 evas_object_size_hint_min_set(obj, minw, minh);
608 wd->on_hold = EINA_FALSE;
609 wd->is_video = EINA_FALSE;
610 wd->was_video = EINA_FALSE;
612 #ifdef HAVE_ELEMENTARY_ETHUMB
613 wd->thumb.thumb_path = NULL;
614 wd->thumb.thumb_key = NULL;
615 wd->thumb.exists = NULL;
616 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_DOWN,
618 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_UP,
620 evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW,
622 evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE,
626 // TODO: convert Elementary to subclassing of Evas_Smart_Class
627 // TODO: and save some bytes, making descriptions per-class and not instance!
628 evas_object_smart_callbacks_descriptions_set(obj, _signals);
633 elm_thumb_reload(Evas_Object *obj)
635 ELM_CHECK_WIDTYPE(obj, widtype);
636 Widget_Data *wd = elm_widget_data_get(obj);
638 eina_stringshare_replace(&(wd->thumb.file), NULL);
639 eina_stringshare_replace(&(wd->thumb.key), NULL);
641 #ifdef HAVE_ELEMENTARY_ETHUMB
642 if (evas_object_visible_get(obj))
648 elm_thumb_file_set(Evas_Object *obj, const char *file, const char *key)
650 ELM_CHECK_WIDTYPE(obj, widtype);
651 Eina_Bool file_replaced, key_replaced;
652 Widget_Data *wd = elm_widget_data_get(obj);
654 file_replaced = eina_stringshare_replace(&(wd->file), file);
655 key_replaced = eina_stringshare_replace(&(wd->key), key);
660 const char **ext, *ptr;
661 static const char *extensions[] =
663 ".avi", ".mp4", ".ogv", ".mov", ".mpg", ".wmv", NULL
666 prefix_size = eina_stringshare_strlen(wd->file) - 4;
667 if (prefix_size >= 0)
669 ptr = wd->file + prefix_size;
670 wd->is_video = EINA_FALSE;
671 for (ext = extensions; *ext; ext++)
672 if (!strcasecmp(ptr, *ext))
674 wd->is_video = EINA_TRUE;
680 eina_stringshare_replace(&(wd->thumb.file), NULL);
681 eina_stringshare_replace(&(wd->thumb.key), NULL);
683 #ifdef HAVE_ELEMENTARY_ETHUMB
684 if (((file_replaced) || (key_replaced)) && (evas_object_visible_get(obj)))
690 elm_thumb_file_get(const Evas_Object *obj, const char **file, const char **key)
692 ELM_CHECK_WIDTYPE(obj, widtype);
693 Widget_Data *wd = elm_widget_data_get(obj);
702 elm_thumb_path_get(const Evas_Object *obj, const char **file, const char **key)
704 ELM_CHECK_WIDTYPE(obj, widtype);
705 Widget_Data *wd = elm_widget_data_get(obj);
708 *file = wd->thumb.file;
710 *key = wd->thumb.key;
714 elm_thumb_animate_set(Evas_Object *obj, Elm_Thumb_Animation_Setting setting)
716 ELM_CHECK_WIDTYPE(obj, widtype);
717 Widget_Data *wd = elm_widget_data_get(obj);
719 EINA_SAFETY_ON_TRUE_RETURN(setting >= ELM_THUMB_ANIMATION_LAST);
721 wd->anim_setting = setting;
722 if (setting == ELM_THUMB_ANIMATION_LOOP)
723 edje_object_signal_emit(wd->view, "animate_loop", "");
724 else if (setting == ELM_THUMB_ANIMATION_START)
725 edje_object_signal_emit(wd->view, "animate", "");
726 else if (setting == ELM_THUMB_ANIMATION_STOP)
727 edje_object_signal_emit(wd->view, "animate_stop", "");
730 EAPI Elm_Thumb_Animation_Setting
731 elm_thumb_animate_get(const Evas_Object *obj)
733 ELM_CHECK_WIDTYPE(obj, widtype) ELM_THUMB_ANIMATION_LAST;
734 Widget_Data *wd = elm_widget_data_get(obj);
736 return wd->anim_setting;
740 elm_thumb_ethumb_client_get(void)
742 return _elm_ethumb_client;
746 elm_thumb_ethumb_client_connected(void)
748 return _elm_ethumb_connected;
752 elm_thumb_editable_set(Evas_Object *obj, Eina_Bool edit)
754 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
755 Widget_Data *wd = elm_widget_data_get(obj);
757 if (!wd) return EINA_FALSE;
759 if (wd->edit == edit) return EINA_TRUE;
763 elm_drop_target_add(obj, ELM_SEL_FORMAT_IMAGE,
764 _elm_thumb_dropcb, obj);
766 elm_drop_target_del(obj);
772 elm_thumb_editable_get(const Evas_Object *obj)
774 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
775 Widget_Data *wd = elm_widget_data_get(obj);
777 if (!wd) return EINA_FALSE;
781 /* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-3f0^-2{2(0W1st0 :*/