Ephoto/Single/View: Add keyboard navigation of images in singleview.. home = first image.. end = last image.. left and right arrow keys navigate previous and forward.. I've noticed that for some reason.. some images don't zoom fit correctly, therefore, left/right keyboard nav is not working in those rare instances because the scroller is grabbing the key events.. I'm searching for an answer.
SVN revision: 59570
This commit is contained in:
parent
da50152a44
commit
bb239f8685
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@ -39,7 +39,6 @@ static void
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_win_free(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
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{
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Ephoto *ephoto = data;
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evas_object_del(ephoto->overlay);
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if (ephoto->timer.thumb_regen) ecore_timer_del(ephoto->timer.thumb_regen);
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free(ephoto);
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}
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@ -277,8 +276,6 @@ _ephoto_populate_main(void *data, Eio_File *handler __UNUSED__, const Eina_File_
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e = ephoto_entry_new(ephoto, info->path, info->path + info->name_start);
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ephoto->entries = eina_list_sorted_insert(ephoto->entries, _entry_cmp, e);
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ev = calloc(1, sizeof(Ephoto_Event_Entry_Create));
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ev->entry = e;
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@ -286,6 +283,7 @@ _ephoto_populate_main(void *data, Eio_File *handler __UNUSED__, const Eina_File_
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ecore_event_add(EPHOTO_EVENT_ENTRY_CREATE_DIR, ev, NULL, NULL);
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else
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{
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ephoto->entries = eina_list_sorted_insert(ephoto->entries, _entry_cmp, e);
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ecore_event_add(EPHOTO_EVENT_ENTRY_CREATE_THUMB, ev, NULL, NULL);
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if (ephoto->state == EPHOTO_STATE_LIST)
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ephoto_promote_thumb_browser(ephoto);
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@ -18,7 +18,7 @@ typedef struct _Ephoto_Viewer Ephoto_Viewer;
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struct _Ephoto_Single_Browser
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{
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Ephoto *ephoto;
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Evas_Object *box;
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Evas_Object *layout;
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Evas_Object *viewer;
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const char *pending_path;
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Ephoto_Entry *entry;
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@ -33,14 +33,43 @@ struct _Ephoto_Viewer
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Evas_Object *scroller;
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Evas_Object *box;
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Evas_Object *image;
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Evas_Object *photocam;
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double zoom;
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Eina_Bool fit:1;
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};
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static Eina_Bool
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_path_is_jpeg(const char *path_stringshared)
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{
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size_t len = eina_stringshare_strlen(path_stringshared);
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const char *ext;
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if (len < sizeof(".jpg"))
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return EINA_FALSE;
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ext = path_stringshared + len - (sizeof(".jpg") - 1);
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if (strcasecmp(ext, ".jpg") == 0)
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return EINA_TRUE;
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if (len < sizeof(".jpeg"))
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return EINA_FALSE;
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ext = path_stringshared + len - (sizeof(".jpeg") - 1);
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if (strcasecmp(ext, ".jpeg") == 0)
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return EINA_TRUE;
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return EINA_FALSE;
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}
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static void
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_viewer_photocam_loaded(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
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{
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elm_photocam_paused_set(obj, EINA_FALSE);
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}
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static void
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_viewer_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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Ephoto_Viewer *v = data;
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free(v);
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}
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@ -49,31 +78,45 @@ _viewer_add(Evas_Object *parent, const char *path)
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{
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Ephoto_Viewer *v = calloc(1, sizeof(Ephoto_Viewer));
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Evas_Object *obj;
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Evas_Coord w, h;
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int err;
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EINA_SAFETY_ON_NULL_RETURN_VAL(v, NULL);
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obj = v->scroller = elm_scroller_add(parent);
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EINA_SAFETY_ON_NULL_GOTO(obj, error);
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if (_path_is_jpeg(path))
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{
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obj = v->photocam = elm_photocam_add(parent);
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EINA_SAFETY_ON_NULL_GOTO(obj, error);
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err = elm_photocam_file_set(obj, path);
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if (err != EVAS_LOAD_ERROR_NONE)
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goto load_error;
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elm_photocam_paused_set(obj, EINA_TRUE);
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evas_object_smart_callback_add
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(obj, "loaded", _viewer_photocam_loaded, v);
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}
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else
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{
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Evas_Coord w, h;
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obj = v->scroller = elm_scroller_add(parent);
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EINA_SAFETY_ON_NULL_GOTO(obj, error);
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v->box = elm_box_add(obj);
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evas_object_size_hint_weight_set(v->box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(v->box, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_show(v->box);
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v->box = elm_box_add(obj);
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evas_object_size_hint_weight_set(v->box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(v->box, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_show(v->box);
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v->image = evas_object_image_filled_add(evas_object_evas_get(parent));
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evas_object_image_file_set(v->image, path, NULL);
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err = evas_object_image_load_error_get(v->image);
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if (err != EVAS_LOAD_ERROR_NONE) goto load_error;
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evas_object_image_size_get(v->image, &w, &h);
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evas_object_size_hint_align_set(v->image, 0.5, 0.5);
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evas_object_size_hint_weight_set(v->image, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_min_set(v->image, w, h);
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evas_object_size_hint_max_set(v->image, w, h);
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evas_object_resize(v->image, w, h);
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evas_object_show(v->image);
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elm_box_pack_end(v->box, v->image);
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elm_scroller_content_set(obj, v->box);
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v->image = evas_object_image_filled_add(evas_object_evas_get(parent));
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evas_object_image_file_set(v->image, path, NULL);
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err = evas_object_image_load_error_get(v->image);
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if (err != EVAS_LOAD_ERROR_NONE) goto load_error;
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evas_object_image_size_get(v->image, &w, &h);
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evas_object_size_hint_align_set(v->image, 0.5, 0.5);
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evas_object_size_hint_weight_set(v->image, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_min_set(v->image, w, h);
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evas_object_size_hint_max_set(v->image, w, h);
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evas_object_resize(v->image, w, h);
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evas_object_show(v->image);
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elm_box_pack_end(v->box, v->image);
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elm_scroller_content_set(obj, v->box);
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}
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evas_object_size_hint_weight_set(obj, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(obj, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_data_set(obj, "viewer", v);
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@ -91,20 +134,22 @@ _viewer_add(Evas_Object *parent, const char *path)
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static void
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_viewer_zoom_apply(Ephoto_Viewer *v, double zoom)
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{
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Evas_Coord w, h;
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v->zoom = zoom;
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evas_object_image_size_get(v->image, &w, &h);
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w *= zoom;
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h *= zoom;
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/*Nasty workaround. The 10 compensates for the box.
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*Should be done by calculating box geometry*/
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evas_object_size_hint_min_set(v->image, w-10, h-10);
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evas_object_size_hint_max_set(v->image, w-10, h-10);
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elm_box_unpack(v->box, v->image);
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elm_scroller_content_unset(v->scroller);
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elm_box_pack_end(v->box, v->image);
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elm_scroller_content_set(v->scroller, v->box);
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if (v->photocam)
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elm_photocam_zoom_set(v->photocam, 1.0 / zoom);
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else
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{
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Evas_Coord w, h;
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evas_object_image_size_get(v->image, &w, &h);
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w *= zoom;
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h *= zoom;
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evas_object_size_hint_min_set(v->image, w, h);
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evas_object_size_hint_max_set(v->image, w, h);
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elm_box_unpack(v->box, v->image);
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elm_scroller_content_unset(v->scroller);
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elm_box_pack_end(v->box, v->image);
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elm_scroller_content_set(v->scroller, v->box);
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}
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}
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static void
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@ -113,8 +158,16 @@ _viewer_zoom_fit_apply(Ephoto_Viewer *v)
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Evas_Coord cw, ch, iw, ih;
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double zx, zy, zoom;
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evas_object_geometry_get(v->scroller, NULL, NULL, &cw, &ch);
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evas_object_image_size_get(v->image, &iw, &ih);
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if (v->photocam)
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{
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evas_object_geometry_get(v->photocam, NULL, NULL, &cw, &ch);
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elm_photocam_image_size_get(v->photocam, &iw, &ih);
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}
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else
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{
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evas_object_geometry_get(v->scroller, NULL, NULL, &cw, &ch);
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evas_object_image_size_get(v->image, &iw, &ih);
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}
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if ((cw <= 0) || (ch <= 0)) return; /* object still not resized */
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EINA_SAFETY_ON_TRUE_RETURN(iw <= 0);
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@ -142,8 +195,12 @@ _viewer_zoom_set(Evas_Object *obj, double zoom)
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if (v->fit)
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{
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evas_object_event_callback_del_full
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(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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if (v->photocam)
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evas_object_event_callback_del_full
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(v->photocam, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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else
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evas_object_event_callback_del_full
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(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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v->fit = EINA_FALSE;
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}
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}
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@ -161,12 +218,16 @@ _viewer_zoom_fit(Evas_Object *obj)
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{
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Ephoto_Viewer *v = evas_object_data_get(obj, "viewer");
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EINA_SAFETY_ON_NULL_RETURN(v);
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if (v->fit) return;
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v->fit = EINA_TRUE;
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evas_object_event_callback_add
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(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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if (v->photocam)
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evas_object_event_callback_add
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(v->photocam, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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else
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evas_object_event_callback_add
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(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
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_viewer_zoom_fit_apply(v);
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}
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@ -199,6 +260,92 @@ _zoom_out(Ephoto_Single_Browser *sb)
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_viewer_zoom_set(sb->viewer, _viewer_zoom_get(sb->viewer) * change);
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}
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static int
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_entry_cmp(const void *pa, const void *pb)
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{
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const Ephoto_Entry *a = pa;
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const char *path = pb;
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if (path == a->path)
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return 0;
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else
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return strcoll(a->path, path);
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}
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static Ephoto_Entry *
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_first_entry_find(Ephoto_Single_Browser *sb)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(sb->ephoto, NULL);
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return eina_list_nth(sb->ephoto->entries, 0);
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}
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static Ephoto_Entry *
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_last_entry_find(Ephoto_Single_Browser *sb)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(sb->ephoto, NULL);
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return eina_list_data_get(eina_list_last(sb->ephoto->entries));
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}
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static void
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_next_entry(Ephoto_Single_Browser *sb)
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{
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Ephoto_Entry *entry = NULL;
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Eina_List *node;
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EINA_SAFETY_ON_NULL_RETURN(sb->entry);
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node = eina_list_search_sorted_list(sb->ephoto->entries, _entry_cmp, sb->entry->path);
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if (!node)
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return;
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if ((node = node->next))
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{
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entry = node->data;
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}
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if (!entry)
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entry = _first_entry_find(sb);
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if (entry)
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ephoto_single_browser_entry_set(sb->layout, entry);
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}
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static void
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_prev_entry(Ephoto_Single_Browser *sb)
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{
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Ephoto_Entry *entry = NULL;
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Eina_List *node;
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EINA_SAFETY_ON_NULL_RETURN(sb->entry);
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node = eina_list_search_sorted_list(sb->ephoto->entries, _entry_cmp, sb->entry->path);
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if (!node)
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return;
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if ((node = node->prev))
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{
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entry = node->data;
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}
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if (!entry)
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entry = _last_entry_find(sb);
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if (entry)
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ephoto_single_browser_entry_set(sb->layout, entry);
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}
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static void
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_first_entry(Ephoto_Single_Browser *sb)
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{
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Ephoto_Entry *entry = _first_entry_find(sb);
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if (!entry)
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return;
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ephoto_single_browser_entry_set(sb->layout, entry);
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}
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static void
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_last_entry(Ephoto_Single_Browser *sb)
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{
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Ephoto_Entry *entry = _last_entry_find(sb);
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if (!entry)
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return;
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ephoto_single_browser_entry_set(sb->layout, entry);
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}
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static void
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_key_down(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
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{
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@ -222,6 +369,14 @@ _key_down(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event
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return;
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}
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if (!strcmp(k, "Left") || !strcmp(k, "BackSpace"))
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_prev_entry(sb);
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else if (!strcmp(k, "Right") || !strcmp(k, "space"))
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_next_entry(sb);
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else if (!strcmp(k, "Home"))
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_first_entry(sb);
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else if (!strcmp(k, "End"))
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_last_entry(sb);
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}
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static void
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@ -236,24 +391,32 @@ _ephoto_single_browser_recalc(Ephoto_Single_Browser *sb)
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if (sb->entry)
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{
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const char *bname = ecore_file_file_get(sb->entry->path);
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sb->viewer = _viewer_add(sb->box, sb->entry->path);
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elm_box_pack_end(sb->box, sb->viewer);
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sb->viewer = _viewer_add(sb->layout, sb->entry->path);
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elm_layout_content_set(sb->layout, "ephoto.swallow.content", sb->viewer);
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evas_object_show(sb->viewer);
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ephoto_title_set(sb->ephoto, bname);
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_viewer_zoom_fit(sb->viewer);
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ephoto_title_set(sb->ephoto, bname);
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}
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elm_object_focus(sb->box);
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elm_object_focus(sb->layout);
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}
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static void
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_box_del(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
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_entry_free(void *data, const Ephoto_Entry *entry __UNUSED__)
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{
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Ephoto_Single_Browser *sb = data;
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sb->entry = NULL;
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}
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static void
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_layout_del(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
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{
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Ephoto_Single_Browser *sb = data;
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Ecore_Event_Handler *handler;
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EINA_LIST_FREE(sb->handlers, handler)
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ecore_event_handler_del(handler);
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if (sb->entry)
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ephoto_entry_free_listener_del(sb->entry, _entry_free, sb);
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if (sb->pending_path)
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eina_stringshare_del(sb->pending_path);
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free(sb);
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@ -292,15 +455,20 @@ ephoto_single_browser_add(Ephoto *ephoto, Evas_Object *parent)
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EINA_SAFETY_ON_NULL_GOTO(sb, error);
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sb->ephoto = ephoto;
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sb->box = elm_box_add(parent);
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sb->layout = elm_layout_add(parent);
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if (!elm_layout_file_set(sb->layout, THEME_FILE, "ephoto/layout/single/browser"))
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{
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ERR("Could not load style 'ephoto/layout/single/browser' from theme");
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goto error;
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}
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evas_object_size_hint_weight_set
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(sb->box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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(sb->layout, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_fill_set
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(sb->box, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_event_callback_add(sb->box, EVAS_CALLBACK_KEY_DOWN, _key_down, sb);
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evas_object_event_callback_add(sb->box, EVAS_CALLBACK_DEL, _box_del, sb);
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evas_object_data_set(sb->box, "single_browser", sb);
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evas_object_show(sb->box);
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(sb->layout, EVAS_HINT_FILL, EVAS_HINT_FILL);
|
||||
evas_object_event_callback_add(sb->layout, EVAS_CALLBACK_KEY_DOWN, _key_down, sb);
|
||||
evas_object_event_callback_add(sb->layout, EVAS_CALLBACK_DEL, _layout_del, sb);
|
||||
evas_object_data_set(sb->layout, "single_browser", sb);
|
||||
evas_object_show(sb->layout);
|
||||
|
||||
sb->handlers = eina_list_append
|
||||
(sb->handlers, ecore_event_handler_add
|
||||
|
@ -310,10 +478,10 @@ ephoto_single_browser_add(Ephoto *ephoto, Evas_Object *parent)
|
|||
(sb->handlers, ecore_event_handler_add
|
||||
(EPHOTO_EVENT_ENTRY_CREATE_THUMB, _ephoto_single_entry_create, sb));
|
||||
|
||||
return sb->box;
|
||||
return sb->layout;
|
||||
|
||||
error:
|
||||
evas_object_del(sb->box);
|
||||
evas_object_del(sb->layout);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
@ -321,11 +489,26 @@ void
|
|||
ephoto_single_browser_entry_set(Evas_Object *obj, Ephoto_Entry *entry)
|
||||
{
|
||||
Ephoto_Single_Browser *sb = evas_object_data_get(obj, "single_browser");
|
||||
Eina_Bool same_file = EINA_FALSE;
|
||||
EINA_SAFETY_ON_NULL_RETURN(sb);
|
||||
|
||||
if (sb->entry)
|
||||
{
|
||||
ephoto_entry_free_listener_del(sb->entry, _entry_free, sb);
|
||||
if (entry && entry->path == sb->entry->path)
|
||||
same_file = EINA_TRUE;
|
||||
}
|
||||
|
||||
sb->entry = entry;
|
||||
|
||||
_ephoto_single_browser_recalc(sb);
|
||||
if (entry)
|
||||
ephoto_entry_free_listener_add(entry, _entry_free, sb);
|
||||
|
||||
if (sb->entry || !same_file)
|
||||
{
|
||||
_ephoto_single_browser_recalc(sb);
|
||||
_zoom_fit(sb);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
|
|
Loading…
Reference in New Issue