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/* Copyright 2016 Software Freedom Conservancy Inc.
*
* This software is licensed under the GNU Lesser General Public License
* (version 2.1 or later). See the COPYING file in this distribution.
*/
public class TrashPage : CheckerboardPage {
public const string NAME = _("Trash");
private class TrashView : Thumbnail {
public TrashView(MediaSource source) {
base (source);
assert(source.is_trashed());
}
}
private class TrashSearchViewFilter : DefaultSearchViewFilter {
public override uint get_criteria() {
return SearchFilterCriteria.TEXT | SearchFilterCriteria.FLAG |
SearchFilterCriteria.MEDIA | SearchFilterCriteria.RATING | SearchFilterCriteria.SAVEDSEARCH;
}
}
private TrashSearchViewFilter search_filter = new TrashSearchViewFilter();
private MediaViewTracker tracker;
public TrashPage() {
base (NAME);
init_item_context_menu("TrashContextMenu");
init_page_context_menu("TrashPageMenu");
init_toolbar("TrashToolbar");
tracker = new MediaViewTracker(get_view());
// monitor trashcans and initialize view with all items in them
LibraryPhoto.global.trashcan_contents_altered.connect(on_trashcan_contents_altered);
Video.global.trashcan_contents_altered.connect(on_trashcan_contents_altered);
on_trashcan_contents_altered(LibraryPhoto.global.get_trashcan_contents(), null);
on_trashcan_contents_altered(Video.global.get_trashcan_contents(), null);
}
protected override void init_collect_ui_filenames(Gee.List<string> ui_filenames) {
base.init_collect_ui_filenames(ui_filenames);
ui_filenames.add("trash.ui");
}
private const GLib.ActionEntry[] entries = {
{ "Delete", on_delete },
{ "Restore", on_restore }
};
protected override void add_actions(GLib.ActionMap map) {
base.add_actions(map);
map.add_action_entries (entries, this);
}
protected override void remove_actions(GLib.ActionMap map) {
base.remove_actions(map);
foreach (var entry in entries) {
map.remove_action(entry.name);
}
}
public override Core.ViewTracker? get_view_tracker() {
return tracker;
}
protected override void update_actions(int selected_count, int count) {
bool has_selected = selected_count > 0;
set_action_sensitive("Delete", has_selected);
set_action_important("Delete", true);
set_action_sensitive("Restore", has_selected);
set_action_important("Restore", true);
set_common_action_important("CommonEmptyTrash", true);
base.update_actions(selected_count, count);
}
private void on_trashcan_contents_altered(Gee.Collection<MediaSource>? added,
Gee.Collection<MediaSource>? removed) {
if (added != null) {
foreach (MediaSource source in added)
get_view().add(new TrashView(source));
}
if (removed != null) {
Marker marker = get_view().start_marking();
foreach (MediaSource source in removed)
marker.mark(get_view().get_view_for_source(source));
get_view().remove_marked(marker);
}
}
private void on_restore() {
if (get_view().get_selected_count() == 0)
return;
get_command_manager().execute(new TrashUntrashPhotosCommand(
(Gee.Collection<LibraryPhoto>) get_view().get_selected_sources(), false));
}
protected override string get_view_empty_message() {
return _("Trash is empty");
}
private void on_delete() {
remove_from_app((Gee.Collection<MediaSource>) get_view().get_selected_sources(), _("Delete"),
(get_view().get_selected_count() == 1) ? ("Deleting a Photo") : _("Deleting Photos"));
}
public override SearchViewFilter get_search_view_filter() {
return search_filter;
}
}
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