#include #include "elm_priv.h" #ifdef ELM_EFREET #define NON_EXISTING (void *)-1 static const char *icon_theme = NULL; #endif typedef struct _Widget_Data Widget_Data; struct _Widget_Data { Evas_Object *img; const char *stdicon; Elm_Icon_Lookup_Order lookup_order; #ifdef HAVE_ELEMENTARY_ETHUMB struct { int id; struct { const char *path; const char *key; } file, thumb; Ethumb_Exists *exists; Ecore_Event_Handler *eeh; Ethumb_Thumb_Format format; Eina_Bool retry : 1; } thumb; #endif #ifdef ELM_EFREET struct { int requested_size; Eina_Bool use : 1; } freedesktop; #endif Eina_Bool scale_up : 1; Eina_Bool scale_down : 1; Eina_Bool smooth : 1; Eina_Bool fill_outside : 1; Eina_Bool no_scale : 1; }; #ifdef HAVE_ELEMENTARY_ETHUMB static Eina_List *_elm_icon_retry = NULL; static int _icon_pending_request = 0; static void _icon_thumb_exists(Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread, Eina_Bool exists, void *data); #endif static const char *widtype = NULL; static void _del_hook(Evas_Object *obj); static void _theme_hook(Evas_Object *obj); static void _sizing_eval(Evas_Object *obj); static void _mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info); static Eina_Bool _icon_standard_set(Widget_Data *wd, Evas_Object *obj, const char *name); static Eina_Bool _icon_freedesktop_set(Widget_Data *wd, Evas_Object *obj, const char *name, int size); static const char SIG_CLICKED[] = "clicked"; static const Evas_Smart_Cb_Description _signals[] = { {SIG_CLICKED, ""}, {NULL, NULL} }; //FIXME: move this code to ecore #ifdef _WIN32 static Eina_Bool _path_is_absolute(const char *path) { //TODO: Check if this works with all absolute paths in windows return ((isalpha (*path)) && (*(path + 1) == ':') && ((*(path + 2) == '\\') || (*(path + 2) == '/'))); } #else static Eina_Bool _path_is_absolute(const char *path) { return (*path == '/'); } #endif static inline int _icon_size_min_get(Evas_Object *icon) { int size; _els_smart_icon_size_get(icon, &size, NULL); return (size < 32) ? 32 : size; } #ifdef HAVE_ELEMENTARY_ETHUMB static void _icon_thumb_stop(Widget_Data *wd, void *ethumbd) { if (wd->thumb.id >= 0) { ethumb_client_generate_cancel(ethumbd, wd->thumb.id, NULL, NULL, NULL); wd->thumb.id = -1; _icon_pending_request--; } if (wd->thumb.exists) { ethumb_client_thumb_exists_cancel(wd->thumb.exists, _icon_thumb_exists, wd); wd->thumb.exists = NULL; _icon_pending_request--; } if (wd->thumb.retry) { _elm_icon_retry = eina_list_remove(_elm_icon_retry, wd); wd->thumb.retry = EINA_FALSE; } } static Eina_Bool _icon_thumb_display(Widget_Data *wd) { Eina_Bool ret = EINA_FALSE; if (wd->thumb.format == ETHUMB_THUMB_EET) { static const char *extensions[] = { ".avi", ".mp4", ".ogv", ".mov", ".mpg", ".wmv", NULL }; const char **ext, *ptr; int prefix_size; Eina_Bool video = EINA_FALSE; prefix_size = eina_stringshare_strlen(wd->thumb.file.path) - 4; if (prefix_size >= 0) { ptr = wd->thumb.file.path + prefix_size; for (ext = extensions; *ext; ++ext) if (!strcasecmp(ptr, *ext)) { video = EINA_TRUE; break; } } if (video) ret = _els_smart_icon_file_edje_set(wd->img, wd->thumb.thumb.path, wd->thumb.thumb.key); } if (!ret) ret = _els_smart_icon_file_key_set(wd->img, wd->thumb.thumb.path, wd->thumb.thumb.key); return ret; } static Eina_Bool _icon_thumb_retry(Widget_Data *wd) { return _icon_thumb_display(wd); } static void _icon_thumb_cleanup(Ethumb_Client *ethumbd) { Eina_List *l, *ll; Widget_Data *wd; EINA_LIST_FOREACH_SAFE(_elm_icon_retry, l, ll, wd) if (_icon_thumb_retry(wd)) { _elm_icon_retry = eina_list_remove_list(_elm_icon_retry, l); wd->thumb.retry = EINA_FALSE; } if (_icon_pending_request == 0) EINA_LIST_FREE(_elm_icon_retry, wd) _icon_thumb_stop(wd, ethumbd); } static void _icon_thumb_finish(Widget_Data *wd, Ethumb_Client *ethumbd) { const char *file = NULL, *group = NULL; Eina_Bool ret; _els_smart_icon_file_get(wd->img, &file, &group); file = eina_stringshare_ref(file); group = eina_stringshare_ref(group); ret = _icon_thumb_display(wd); if (!ret && file) { const char *p; if (!wd->thumb.retry) { _elm_icon_retry = eina_list_append(_elm_icon_retry, wd); wd->thumb.retry = EINA_TRUE; } /* Back to previous image */ if (((p = strrchr(file, '.'))) && (!strcasecmp(p, ".edj"))) _els_smart_icon_file_edje_set(wd->img, file, group); else _els_smart_icon_file_key_set(wd->img, file, group); } _icon_thumb_cleanup(ethumbd); eina_stringshare_del(file); eina_stringshare_del(group); } static void _icon_thumb_cb(void *data, Ethumb_Client *ethumbd, int id, const char *file __UNUSED__, const char *key __UNUSED__, const char *thumb_path, const char *thumb_key, Eina_Bool success) { Widget_Data *wd = data; EINA_SAFETY_ON_FALSE_RETURN(wd->thumb.id == id); wd->thumb.id = -1; _icon_pending_request--; if (success) { eina_stringshare_replace(&wd->thumb.thumb.path, thumb_path); eina_stringshare_replace(&wd->thumb.thumb.key, thumb_key); wd->thumb.format = ethumb_client_format_get(ethumbd); _icon_thumb_finish(wd, ethumbd); } else { ERR("could not generate thumbnail for %s (key: %s)", file, key); _icon_thumb_cleanup(ethumbd); } } static void _icon_thumb_exists(Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread, Eina_Bool exists, void *data) { Widget_Data *wd = data; Ethumb_Client *ethumbd; if (ethumb_client_thumb_exists_check(thread)) return ; wd->thumb.exists = NULL; ethumbd = elm_thumb_ethumb_client_get(); if (exists) { const char *thumb_path, *thumb_key; _icon_pending_request--; ethumb_client_thumb_path_get(ethumbd, &thumb_path, &thumb_key); eina_stringshare_replace(&wd->thumb.thumb.path, thumb_path); eina_stringshare_replace(&wd->thumb.thumb.key, thumb_key); wd->thumb.format = ethumb_client_format_get(ethumbd); _icon_thumb_finish(wd, ethumbd); } else if ((wd->thumb.id = ethumb_client_generate(ethumbd, _icon_thumb_cb, wd, NULL)) == -1) { ERR("Generate was unable to start !"); /* Failed to generate thumbnail */ _icon_pending_request--; } } static void _icon_thumb_apply(Widget_Data *wd) { Ethumb_Client *ethumbd; ethumbd = elm_thumb_ethumb_client_get(); _icon_thumb_stop(wd, ethumbd); if (!wd->thumb.file.path) return ; _icon_pending_request++; if (!ethumb_client_file_set(ethumbd, wd->thumb.file.path, wd->thumb.file.key)) return ; ethumb_client_size_set(ethumbd, _icon_size_min_get(wd->img), _icon_size_min_get(wd->img)); wd->thumb.exists = ethumb_client_thumb_exists(ethumbd, _icon_thumb_exists, wd); } static Eina_Bool _icon_thumb_apply_cb(void *data, int type __UNUSED__, void *ev __UNUSED__) { Widget_Data *wd = data; _icon_thumb_apply(wd); return ECORE_CALLBACK_RENEW; } #endif static void _del_hook(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); #ifdef HAVE_ELEMENTARY_ETHUMB Ethumb_Client *ethumbd; #endif if (!wd) return; if (wd->stdicon) eina_stringshare_del(wd->stdicon); #ifdef HAVE_ELEMENTARY_ETHUMB ethumbd = elm_thumb_ethumb_client_get(); _icon_thumb_stop(wd, ethumbd); eina_stringshare_del(wd->thumb.file.path); eina_stringshare_del(wd->thumb.file.key); eina_stringshare_del(wd->thumb.thumb.path); eina_stringshare_del(wd->thumb.thumb.key); if (wd->thumb.eeh) ecore_event_handler_del(wd->thumb.eeh); #endif free(wd); } static void _theme_hook(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->stdicon) _elm_theme_object_icon_set(obj, wd->img, wd->stdicon, elm_widget_style_get(obj)); _sizing_eval(obj); } static void _signal_emit_hook(Evas_Object *obj, const char *emission, const char *source) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; Evas_Object *icon_edje; icon_edje = _els_smart_icon_edje_get(wd->img); if (!icon_edje) return; edje_object_signal_emit(icon_edje, emission, source); } static void _signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; Evas_Object *icon_edje; icon_edje = _els_smart_icon_edje_get(wd->img); if (!icon_edje) return; edje_object_signal_callback_add(icon_edje, emission, source, func_cb, data); } static void _signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; Evas_Object *icon_edje; icon_edje = _els_smart_icon_edje_get(wd->img); if (!icon_edje) return; edje_object_signal_callback_del_full(icon_edje, emission, source, func_cb, data); } static void _sizing_eval(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1; int w, h; _els_smart_icon_size_get(wd->img, &w, &h); #ifdef ELM_EFREET if ((wd->freedesktop.use) && (!((w - wd->freedesktop.requested_size) % 16))) { /* This icon has been set to a freedesktop icon, and the requested appears to have a different size than the requested size, so try to request another, higher resolution, icon. FIXME: Find a better heuristic to determine if there should be an icon with a different resolution. */ _icon_freedesktop_set(wd, obj, wd->stdicon, w); } #endif _els_smart_icon_scale_up_set(wd->img, wd->scale_up); _els_smart_icon_scale_down_set(wd->img, wd->scale_down); _els_smart_icon_smooth_scale_set(wd->img, wd->smooth); _els_smart_icon_fill_inside_set(wd->img, !(wd->fill_outside)); if (wd->no_scale) _els_smart_icon_scale_set(wd->img, 1.0); else { _els_smart_icon_scale_set(wd->img, elm_widget_scale_get(obj) * _elm_config->scale); _els_smart_icon_size_get(wd->img, &w, &h); } if (!wd->scale_down) { minw = w; minh = h; } if (!wd->scale_up) { maxw = w; maxh = h; } evas_object_size_hint_min_set(obj, minw, minh); evas_object_size_hint_max_set(obj, maxw, maxh); } static void _mouse_up(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Evas_Event_Mouse_Up *ev = event_info; if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return; evas_object_smart_callback_call(data, SIG_CLICKED, event_info); } EAPI Evas_Object * elm_icon_add(Evas_Object *parent) { Evas_Object *obj; Evas *e; Widget_Data *wd; ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL); ELM_SET_WIDTYPE(widtype, "icon"); elm_widget_type_set(obj, "icon"); elm_widget_can_focus_set(obj, EINA_FALSE); elm_widget_sub_object_add(parent, obj); elm_widget_data_set(obj, wd); elm_widget_del_hook_set(obj, _del_hook); elm_widget_theme_hook_set(obj, _theme_hook); elm_widget_signal_emit_hook_set(obj, _signal_emit_hook); elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook); elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook); wd->lookup_order = ELM_ICON_LOOKUP_THEME_FDO; wd->img = _els_smart_icon_add(e); evas_object_event_callback_add(wd->img, EVAS_CALLBACK_MOUSE_UP, _mouse_up, obj); evas_object_repeat_events_set(wd->img, EINA_TRUE); elm_widget_resize_object_set(obj, wd->img); evas_object_smart_callbacks_descriptions_set(obj, _signals); #ifdef HAVE_ELEMENTARY_ETHUMB wd->thumb.id = -1; #endif wd->smooth = EINA_TRUE; wd->scale_up = EINA_TRUE; wd->scale_down = EINA_TRUE; _sizing_eval(obj); return obj; } EAPI Eina_Bool elm_icon_file_set(Evas_Object *obj, const char *file, const char *group) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); Eina_Bool ret; const char *p; if (!wd) return EINA_FALSE; EINA_SAFETY_ON_NULL_RETURN_VAL(file, EINA_FALSE); if (wd->stdicon) eina_stringshare_del(wd->stdicon); wd->stdicon = NULL; if (((p = strrchr(file, '.'))) && (!strcasecmp(p, ".edj"))) ret = _els_smart_icon_file_edje_set(wd->img, file, group); else ret = _els_smart_icon_file_key_set(wd->img, file, group); _sizing_eval(obj); return ret; } EAPI void elm_icon_file_get(const Evas_Object *obj, const char **file, const char **group) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; _els_smart_icon_file_get(wd->img, file, group); } EAPI void elm_icon_thumb_set(const Evas_Object *obj, const char *file, const char *group) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; #ifdef HAVE_ELEMENTARY_ETHUMB eina_stringshare_replace(&wd->thumb.file.path, file); eina_stringshare_replace(&wd->thumb.file.key, group); if (elm_thumb_ethumb_client_connected()) { _icon_thumb_apply(wd); return ; } if (!wd->thumb.eeh) { wd->thumb.eeh = ecore_event_handler_add(ELM_ECORE_EVENT_ETHUMB_CONNECT, _icon_thumb_apply_cb, wd); } #else (void) obj; (void) file; (void) group; #endif } static Eina_Bool _icon_standard_set(Widget_Data *wd, Evas_Object *obj, const char *name) { if (_elm_theme_object_icon_set(obj, wd->img, name, "default")) { #ifdef ELM_EFREET /* TODO: elm_unneed_efreet() */ wd->freedesktop.use = EINA_FALSE; #endif return EINA_TRUE; } return EINA_FALSE; } static Eina_Bool _icon_file_set(Widget_Data *wd, Evas_Object *obj, const char *path) { if (elm_icon_file_set(obj, path, NULL)) { #ifdef ELM_EFREET /* TODO: elm_unneed_efreet() */ wd->freedesktop.use = EINA_FALSE; #endif return EINA_TRUE; } return EINA_FALSE; } static Eina_Bool _icon_freedesktop_set(Widget_Data *wd, Evas_Object *obj, const char *name, int size) { #ifdef ELM_EFREET const char *path; elm_need_efreet(); if (icon_theme == NON_EXISTING) return EINA_FALSE; if (!icon_theme) { Efreet_Icon_Theme *theme; /* TODO: Listen for EFREET_EVENT_ICON_CACHE_UPDATE */ theme = efreet_icon_theme_find(getenv("E_ICON_THEME")); if (!theme) { const char **itr; static const char *themes[] = { "gnome", "Human", "oxygen", "hicolor", NULL }; for (itr = themes; *itr; itr++) { theme = efreet_icon_theme_find(*itr); if (theme) break; } } if (!theme) { icon_theme = NON_EXISTING; return EINA_FALSE; } else icon_theme = eina_stringshare_add(theme->name.internal); } path = efreet_icon_path_find(icon_theme, name, size); wd->freedesktop.use = !!path; if (wd->freedesktop.use) { wd->freedesktop.requested_size = size; elm_icon_file_set(obj, path, NULL); return EINA_TRUE; } #endif return EINA_FALSE; } static Eina_Bool _elm_icon_standard_set(Widget_Data *wd, Evas_Object *obj, const char *name, Eina_Bool *fdo) { char *tmp; Eina_Bool ret; /* try locating the icon using the specified lookup order */ switch (wd->lookup_order) { case ELM_ICON_LOOKUP_FDO: ret = _icon_freedesktop_set(wd, obj, name, _icon_size_min_get(wd->img)); if (ret && fdo) *fdo = EINA_TRUE; break; case ELM_ICON_LOOKUP_THEME: ret = _icon_standard_set(wd, obj, name); break; case ELM_ICON_LOOKUP_THEME_FDO: ret = _icon_standard_set(wd, obj, name); if (!ret) { ret = _icon_freedesktop_set(wd, obj, name, _icon_size_min_get(wd->img)); if (ret && fdo) *fdo = EINA_TRUE; } break; case ELM_ICON_LOOKUP_FDO_THEME: default: ret = _icon_freedesktop_set(wd, obj, name, _icon_size_min_get(wd->img)); if (!ret) ret = _icon_standard_set(wd, obj, name); else if (fdo) *fdo = EINA_TRUE; break; } if (ret) { eina_stringshare_replace(&wd->stdicon, name); _sizing_eval(obj); return EINA_TRUE; } if (_path_is_absolute(name)) return _icon_file_set(wd, obj, name); /* if that fails, see if icon name is in the format size/name. if so, try locating a fallback without the size specification */ if (!(tmp = strchr(name, '/'))) return EINA_FALSE; ++tmp; if (*tmp) return elm_icon_standard_set(obj, tmp); /* give up */ return EINA_FALSE; } static void _elm_icon_standard_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Widget_Data *wd = data; const char *refup = eina_stringshare_ref(wd->stdicon); Eina_Bool fdo = EINA_FALSE; if (!_elm_icon_standard_set(wd, obj, wd->stdicon, &fdo) || (!fdo)) evas_object_event_callback_del_full(obj, EVAS_CALLBACK_RESIZE, _elm_icon_standard_resize, wd); #ifdef HAVE_ELEMENTARY_ETHUMB if (wd->thumb.file.path) elm_icon_thumb_set(obj, wd->thumb.file.path, wd->thumb.file.key); #endif eina_stringshare_del(refup); } EAPI Eina_Bool elm_icon_standard_set(Evas_Object *obj, const char *name) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); Eina_Bool fdo = EINA_FALSE; Eina_Bool ret; if ((!wd) || (!name)) return EINA_FALSE; evas_object_event_callback_del_full(obj, EVAS_CALLBACK_RESIZE, _elm_icon_standard_resize, wd); ret = _elm_icon_standard_set(wd, obj, name, &fdo); if (fdo) evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _elm_icon_standard_resize, wd); return ret; } EAPI const char * elm_icon_standard_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return NULL; return wd->stdicon; } EAPI void elm_icon_order_lookup_set(Evas_Object *obj, Elm_Icon_Lookup_Order order) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (wd) wd->lookup_order = order; } EAPI Elm_Icon_Lookup_Order elm_icon_order_lookup_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) ELM_ICON_LOOKUP_THEME_FDO; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return ELM_ICON_LOOKUP_THEME_FDO; return wd->lookup_order; } EAPI void elm_icon_smooth_set(Evas_Object *obj, Eina_Bool smooth) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->smooth = smooth; _sizing_eval(obj); } EAPI Eina_Bool elm_icon_smooth_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return EINA_FALSE; return wd->smooth; } EAPI void elm_icon_no_scale_set(Evas_Object *obj, Eina_Bool no_scale) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->no_scale = no_scale; _sizing_eval(obj); } EAPI Eina_Bool elm_icon_no_scale_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return EINA_FALSE; return wd->no_scale; } EAPI void elm_icon_scale_set(Evas_Object *obj, Eina_Bool scale_up, Eina_Bool scale_down) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->scale_up = scale_up; wd->scale_down = scale_down; _sizing_eval(obj); } EAPI void elm_icon_scale_get(const Evas_Object *obj, Eina_Bool *scale_up, Eina_Bool *scale_down) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (scale_up) *scale_up = wd->scale_up; if (scale_down) *scale_down = wd->scale_down; } EAPI void elm_icon_fill_outside_set(Evas_Object *obj, Eina_Bool fill_outside) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->fill_outside = fill_outside; _sizing_eval(obj); } EAPI Eina_Bool elm_icon_fill_outside_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return EINA_FALSE; return wd->fill_outside; } EAPI void elm_icon_prescale_set(Evas_Object *obj, int size) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; _els_smart_icon_scale_size_set(wd->img, size); } EAPI int elm_icon_prescale_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) 0; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return 0; return _els_smart_icon_scale_size_get(wd->img); }