1 #include <Elementary.h>
5 typedef struct _Widget_Data Widget_Data;
18 #ifdef HAVE_ELEMENTARY_ETHUMB
19 const char *thumb_path;
20 const char *thumb_key;
21 Ethumb_Client_Async *request;
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;
72 EAPI int ELM_ECORE_EVENT_ETHUMB_CONNECT = 0;
75 _del_hook(Evas_Object *obj)
77 Widget_Data *wd = elm_widget_data_get(obj);
79 #ifdef HAVE_ELEMENTARY_ETHUMB
80 if (wd->thumb.request)
82 ethumb_client_thumb_async_cancel(_elm_ethumb_client, wd->thumb.request);
83 wd->thumb.request = NULL;
87 retry = eina_list_remove(retry, wd);
88 wd->thumb.retry = EINA_FALSE;
91 eina_stringshare_del(wd->thumb.thumb_path);
92 eina_stringshare_del(wd->thumb.thumb_key);
95 eina_stringshare_del(wd->file);
96 eina_stringshare_del(wd->key);
97 if (wd->eeh) ecore_event_handler_del(wd->eeh);
102 _theme_hook(Evas_Object *obj)
104 Widget_Data *wd = elm_widget_data_get(obj);
105 _elm_theme_object_set(obj, wd->frame, "thumb", "base",
106 elm_widget_style_get(obj));
109 #ifdef HAVE_ELEMENTARY_ETHUMB
111 _mouse_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
113 Widget_Data *wd = data;
114 Evas_Event_Mouse_Down *ev = event_info;
118 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
119 wd->on_hold = EINA_TRUE;
121 wd->on_hold = EINA_FALSE;
122 if (ev->flags & EVAS_BUTTON_DOUBLE_CLICK)
123 evas_object_smart_callback_call(wd->self, SIG_CLICKED_DOUBLE, NULL);
125 evas_object_smart_callback_call(wd->self, SIG_PRESS, NULL);
129 _mouse_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
131 Widget_Data *wd = data;
132 Evas_Event_Mouse_Up *ev = event_info;
136 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
137 wd->on_hold = EINA_TRUE;
139 wd->on_hold = EINA_FALSE;
141 evas_object_smart_callback_call(wd->self, SIG_CLICKED, NULL);
142 wd->on_hold = EINA_FALSE;
146 _thumb_ready(Widget_Data *wd, const char *thumb_path, const char *thumb_key)
151 evas_object_image_size_get(wd->view, &aw, &ah);
152 evas_object_size_hint_aspect_set(wd->view,
153 EVAS_ASPECT_CONTROL_BOTH,
155 edje_object_part_swallow(wd->frame, "elm.swallow.content", wd->view);
156 edje_object_size_min_get(wd->frame, &mw, &mh);
157 edje_object_size_min_restricted_calc(wd->frame, &mw, &mh, mw, mh);
158 evas_object_size_hint_min_set(wd->self, mw, mh);
159 eina_stringshare_replace(&(wd->thumb.file), thumb_path);
160 eina_stringshare_replace(&(wd->thumb.key), thumb_key);
161 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_STOP, "elm");
162 evas_object_smart_callback_call(wd->self, SIG_GENERATE_STOP, NULL);
166 _thumb_loaded(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
168 Widget_Data *wd = data;
169 const char *thumb_path;
170 const char *thumb_key;
172 evas_object_image_file_get(wd->view, &thumb_path, &thumb_key);
174 _thumb_ready(wd, thumb_path, thumb_key);
177 /* As we do use stat to check if a thumbnail is available, it's possible
178 that we end up accessing before the file is completly written on disk.
179 By retrying each time a thumbnail is finished we should be fine or not.
182 _retry_thumb(Widget_Data *wd)
186 if ((wd->is_video) && (wd->thumb.format == ETHUMB_THUMB_EET))
188 edje_object_file_set(wd->view, NULL, NULL);
189 if (!edje_object_file_set(wd->view,
190 wd->thumb.thumb_path,
193 if (pending_request == 0)
194 ERR("could not set file=%s key=%s for %s",
195 wd->thumb.thumb_path,
203 evas_object_image_file_set(wd->view, NULL, NULL);
204 evas_object_image_file_set(wd->view,
205 wd->thumb.thumb_path,
206 wd->thumb.thumb_key);
207 r = evas_object_image_load_error_get(wd->view);
208 if (r != EVAS_LOAD_ERROR_NONE)
210 if (pending_request == 0)
211 ERR("%s: %s", wd->thumb.thumb_path, evas_load_error_str(r));
215 evas_object_event_callback_add(wd->view,
216 EVAS_CALLBACK_IMAGE_PRELOADED,
218 evas_object_image_preload(wd->view, EINA_TRUE);
222 _thumb_ready(wd, wd->thumb.thumb_path, wd->thumb.thumb_key);
224 eina_stringshare_del(wd->thumb.thumb_path);
225 wd->thumb.thumb_path = NULL;
227 eina_stringshare_del(wd->thumb.thumb_key);
228 wd->thumb.thumb_key = NULL;
237 _finished_thumb(Widget_Data *wd,
238 const char *thumb_path,
239 const char *thumb_key)
245 evas = evas_object_evas_get(wd->self);
246 if ((wd->view) && (wd->is_video ^ wd->was_video))
248 evas_object_del(wd->view);
251 wd->was_video = wd->is_video;
253 if ((wd->is_video) &&
254 (ethumb_client_format_get(_elm_ethumb_client) == ETHUMB_THUMB_EET))
258 wd->view = edje_object_add(evas);
261 ERR("could not create edje object");
264 elm_widget_sub_object_add(wd->self, wd->view);
267 if (!edje_object_file_set(wd->view, thumb_path, thumb_key))
269 wd->thumb.thumb_path = eina_stringshare_ref(thumb_path);
270 wd->thumb.thumb_key = eina_stringshare_ref(thumb_key);
271 wd->thumb.format = ethumb_client_format_get(_elm_ethumb_client);
272 wd->thumb.retry = EINA_TRUE;
274 retry = eina_list_append(retry, wd);
282 wd->view = evas_object_image_filled_add(evas);
285 ERR("could not create image object");
288 evas_object_event_callback_add(wd->view,
289 EVAS_CALLBACK_IMAGE_PRELOADED,
291 elm_widget_sub_object_add(wd->self, wd->view);
292 evas_object_hide(wd->view);
295 evas_object_image_file_set(wd->view, thumb_path, thumb_key);
296 r = evas_object_image_load_error_get(wd->view);
297 if (r != EVAS_LOAD_ERROR_NONE)
299 WRN("%s: %s", thumb_path, evas_load_error_str(r));
300 wd->thumb.thumb_path = eina_stringshare_ref(thumb_path);
301 wd->thumb.thumb_key = eina_stringshare_ref(thumb_key);
302 wd->thumb.format = ethumb_client_format_get(_elm_ethumb_client);
303 wd->thumb.retry = EINA_TRUE;
305 retry = eina_list_append(retry, wd);
309 evas_object_image_preload(wd->view, 0);
313 _thumb_ready(wd, thumb_path, thumb_key);
315 EINA_LIST_FOREACH_SAFE(retry, l, ll, wd)
316 if (_retry_thumb(wd))
317 retry = eina_list_remove_list(retry, l);
319 if (pending_request == 0)
320 EINA_LIST_FREE(retry, wd)
322 eina_stringshare_del(wd->thumb.thumb_path);
323 wd->thumb.thumb_path = NULL;
325 eina_stringshare_del(wd->thumb.thumb_key);
326 wd->thumb.thumb_key = NULL;
328 evas_object_del(wd->view);
331 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_LOAD_ERROR, "elm");
332 evas_object_smart_callback_call(wd->self, SIG_LOAD_ERROR, NULL);
338 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_LOAD_ERROR, "elm");
339 evas_object_smart_callback_call(wd->self, SIG_LOAD_ERROR, NULL);
343 _elm_thumb_done(Ethumb_Client *client __UNUSED__, const char *thumb_path, const char *thumb_key, void *data)
345 Widget_Data *wd = data;
347 assert(wd->thumb.request);
350 wd->thumb.request = NULL;
352 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_PULSE_STOP, "elm");
354 _finished_thumb(wd, thumb_path, thumb_key);
358 _elm_thumb_error(Ethumb_Client *client __UNUSED__, void *data)
360 Widget_Data *wd = data;
362 assert(wd->thumb.request);
365 wd->thumb.request = NULL;
367 ERR("could not generate thumbnail for %s (key: %s)", wd->thumb.file, wd->thumb.key ? wd->thumb.key : "");
369 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_ERROR, "elm");
370 evas_object_smart_callback_call(wd->self, SIG_GENERATE_ERROR, NULL);
374 _thumb_apply(Widget_Data *wd)
376 if (wd->thumb.request)
378 ethumb_client_thumb_async_cancel(_elm_ethumb_client, wd->thumb.request);
379 wd->thumb.request = NULL;
383 retry = eina_list_remove(retry, wd);
384 wd->thumb.retry = EINA_FALSE;
387 if (!wd->file) return;
389 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_PULSE_START, "elm");
390 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_START, "elm");
391 evas_object_smart_callback_call(wd->self, SIG_GENERATE_START, NULL);
394 ethumb_client_file_set(_elm_ethumb_client, wd->file, wd->key);
395 wd->thumb.request = ethumb_client_thumb_async_get(_elm_ethumb_client,
402 _thumb_apply_cb(void *data, int type __UNUSED__, void *ev __UNUSED__)
405 return ECORE_CALLBACK_RENEW;
409 _thumb_show(Widget_Data *wd)
411 evas_object_show(wd->frame);
413 if (elm_thumb_ethumb_client_connected())
420 wd->eeh = ecore_event_handler_add(ELM_ECORE_EVENT_ETHUMB_CONNECT,
421 _thumb_apply_cb, wd);
425 _thumb_show_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
431 _thumb_hide_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
433 Widget_Data *wd = data;
435 evas_object_hide(wd->frame);
437 if (wd->thumb.request)
439 ethumb_client_thumb_async_cancel(_elm_ethumb_client, wd->thumb.request);
440 wd->thumb.request = NULL;
442 edje_object_signal_emit(wd->frame, EDJE_SIGNAL_GENERATE_STOP, "elm");
443 evas_object_smart_callback_call(wd->self, SIG_GENERATE_STOP, NULL);
448 retry = eina_list_remove(retry, wd);
449 wd->thumb.retry = EINA_FALSE;
454 ecore_event_handler_del(wd->eeh);
462 static int _elm_need_ethumb = 0;
464 static void _on_die_cb(void *, Ethumb_Client *);
467 _connect_cb(void *data __UNUSED__, Ethumb_Client *c, Eina_Bool success)
471 ethumb_client_on_server_die_callback_set(c, _on_die_cb, NULL, NULL);
472 _elm_ethumb_connected = EINA_TRUE;
473 ecore_event_add(ELM_ECORE_EVENT_ETHUMB_CONNECT, NULL, NULL, NULL);
476 _elm_ethumb_client = NULL;
480 _on_die_cb(void *data __UNUSED__, Ethumb_Client *c __UNUSED__)
482 ethumb_client_disconnect(_elm_ethumb_client);
483 _elm_ethumb_client = NULL;
484 _elm_ethumb_connected = EINA_FALSE;
485 _elm_ethumb_client = ethumb_client_connect(_connect_cb, NULL, NULL);
490 _elm_unneed_ethumb(void)
493 if (--_elm_need_ethumb) return;
495 ethumb_client_disconnect(_elm_ethumb_client);
496 _elm_ethumb_client = NULL;
497 ethumb_client_shutdown();
498 ELM_ECORE_EVENT_ETHUMB_CONNECT = 0;
503 _elm_thumb_dropcb(void *data __UNUSED__, Evas_Object *o, Elm_Selection_Data *drop)
505 if ((!o) || (!drop) || (!drop->data)) return EINA_FALSE;
506 elm_thumb_file_set(o, drop->data, NULL);
511 elm_need_ethumb(void)
514 if (_elm_need_ethumb++) return EINA_TRUE;
515 ELM_ECORE_EVENT_ETHUMB_CONNECT = ecore_event_type_new();
516 ethumb_client_init();
517 _elm_ethumb_client = ethumb_client_connect(_connect_cb, NULL, NULL);
525 elm_thumb_add(Evas_Object *parent)
530 Evas_Coord minw, minh;
532 ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
534 ELM_SET_WIDTYPE(widtype, "thumb");
535 elm_widget_type_set(obj, "thumb");
536 elm_widget_sub_object_add(parent, obj);
537 elm_widget_data_set(obj, wd);
538 elm_widget_del_hook_set(obj, _del_hook);
539 elm_widget_theme_hook_set(obj, _theme_hook);
540 elm_widget_can_focus_set(obj, EINA_FALSE);
542 wd->frame = edje_object_add(e);
543 _elm_theme_object_set(obj, wd->frame, "thumb", "base", "default");
544 elm_widget_resize_object_set(obj, wd->frame);
546 edje_object_size_min_calc(obj, &minw, &minh);
547 evas_object_size_hint_min_set(obj, minw, minh);
554 wd->on_hold = EINA_FALSE;
555 wd->is_video = EINA_FALSE;
556 wd->was_video = EINA_FALSE;
558 #ifdef HAVE_ELEMENTARY_ETHUMB
559 wd->thumb.thumb_path = NULL;
560 wd->thumb.thumb_key = NULL;
561 wd->thumb.request = NULL;
562 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_DOWN,
564 evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_UP,
566 evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW,
568 evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE,
572 // TODO: convert Elementary to subclassing of Evas_Smart_Class
573 // TODO: and save some bytes, making descriptions per-class and not instance!
574 evas_object_smart_callbacks_descriptions_set(obj, _signals);
579 elm_thumb_reload(Evas_Object *obj)
581 ELM_CHECK_WIDTYPE(obj, widtype);
582 Widget_Data *wd = elm_widget_data_get(obj);
584 eina_stringshare_replace(&(wd->thumb.file), NULL);
585 eina_stringshare_replace(&(wd->thumb.key), NULL);
587 #ifdef HAVE_ELEMENTARY_ETHUMB
588 if (evas_object_visible_get(obj))
594 elm_thumb_file_set(Evas_Object *obj, const char *file, const char *key)
596 ELM_CHECK_WIDTYPE(obj, widtype);
597 Eina_Bool file_replaced, key_replaced;
598 Widget_Data *wd = elm_widget_data_get(obj);
600 file_replaced = eina_stringshare_replace(&(wd->file), file);
601 key_replaced = eina_stringshare_replace(&(wd->key), key);
606 const char **ext, *ptr;
607 static const char *extensions[] =
609 ".avi", ".mp4", ".ogv", ".mov", ".mpg", ".wmv", NULL
612 prefix_size = eina_stringshare_strlen(wd->file) - 4;
613 if (prefix_size >= 0)
615 ptr = wd->file + prefix_size;
616 wd->is_video = EINA_FALSE;
617 for (ext = extensions; *ext; ext++)
618 if (!strcasecmp(ptr, *ext))
620 wd->is_video = EINA_TRUE;
626 eina_stringshare_replace(&(wd->thumb.file), NULL);
627 eina_stringshare_replace(&(wd->thumb.key), NULL);
629 #ifdef HAVE_ELEMENTARY_ETHUMB
630 if (((file_replaced) || (key_replaced)) && (evas_object_visible_get(obj)))
636 elm_thumb_file_get(const Evas_Object *obj, const char **file, const char **key)
638 ELM_CHECK_WIDTYPE(obj, widtype);
639 Widget_Data *wd = elm_widget_data_get(obj);
648 elm_thumb_path_get(const Evas_Object *obj, const char **file, const char **key)
650 ELM_CHECK_WIDTYPE(obj, widtype);
651 Widget_Data *wd = elm_widget_data_get(obj);
654 *file = wd->thumb.file;
656 *key = wd->thumb.key;
660 elm_thumb_animate_set(Evas_Object *obj, Elm_Thumb_Animation_Setting setting)
662 ELM_CHECK_WIDTYPE(obj, widtype);
663 Widget_Data *wd = elm_widget_data_get(obj);
665 EINA_SAFETY_ON_TRUE_RETURN(setting >= ELM_THUMB_ANIMATION_LAST);
667 wd->anim_setting = setting;
668 if (setting == ELM_THUMB_ANIMATION_LOOP)
669 edje_object_signal_emit(wd->view, "animate_loop", "");
670 else if (setting == ELM_THUMB_ANIMATION_START)
671 edje_object_signal_emit(wd->view, "animate", "");
672 else if (setting == ELM_THUMB_ANIMATION_STOP)
673 edje_object_signal_emit(wd->view, "animate_stop", "");
676 EAPI Elm_Thumb_Animation_Setting
677 elm_thumb_animate_get(const Evas_Object *obj)
679 ELM_CHECK_WIDTYPE(obj, widtype) ELM_THUMB_ANIMATION_LAST;
680 Widget_Data *wd = elm_widget_data_get(obj);
682 return wd->anim_setting;
686 elm_thumb_ethumb_client_get(void)
688 return _elm_ethumb_client;
692 elm_thumb_ethumb_client_connected(void)
694 return _elm_ethumb_connected;
698 elm_thumb_editable_set(Evas_Object *obj, Eina_Bool edit)
700 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
701 Widget_Data *wd = elm_widget_data_get(obj);
703 if (!wd) return EINA_FALSE;
705 if (wd->edit == edit) return EINA_TRUE;
709 elm_drop_target_add(obj, ELM_SEL_FORMAT_IMAGE,
710 _elm_thumb_dropcb, obj);
712 elm_drop_target_del(obj);
718 elm_thumb_editable_get(const Evas_Object *obj)
720 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
721 Widget_Data *wd = elm_widget_data_get(obj);
723 if (!wd) return EINA_FALSE;
727 /* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-3f0^-2{2(0W1st0 :*/