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/* Copyright 2016 Software Freedom Conservancy Inc.
*
* This software is licensed under the GNU LGPL (version 2.1 or later).
* See the COPYING file in this distribution.
*/
public class Searches.Branch : Sidebar.Branch {
private Gee.HashMap<SavedSearch, Searches.SidebarEntry> entry_map =
new Gee.HashMap<SavedSearch, Searches.SidebarEntry>();
public Branch() {
base (new Searches.Header(),
Sidebar.Branch.Options.HIDE_IF_EMPTY
| Sidebar.Branch.Options.AUTO_OPEN_ON_NEW_CHILD
| Sidebar.Branch.Options.STARTUP_EXPAND_TO_FIRST_CHILD,
comparator);
// seed the branch with existing searches
foreach (SavedSearch search in SavedSearchTable.get_instance().get_all())
on_saved_search_added(search);
// monitor collection for future events
SavedSearchTable.get_instance().search_added.connect(on_saved_search_added);
SavedSearchTable.get_instance().search_removed.connect(on_saved_search_removed);
}
~Branch() {
SavedSearchTable.get_instance().search_added.disconnect(on_saved_search_added);
SavedSearchTable.get_instance().search_removed.disconnect(on_saved_search_removed);
}
public Searches.SidebarEntry? get_entry_for_saved_search(SavedSearch search) {
return entry_map.get(search);
}
private static int comparator(Sidebar.Entry a, Sidebar.Entry b) {
if (a == b)
return 0;
return SavedSearch.compare_names(((Searches.SidebarEntry) a).for_saved_search(),
((Searches.SidebarEntry) b).for_saved_search());
}
private void on_saved_search_added(SavedSearch search) {
debug("search added");
Searches.SidebarEntry entry = new Searches.SidebarEntry(search);
entry_map.set(search, entry);
graft(get_root(), entry);
}
private void on_saved_search_removed(SavedSearch search) {
debug("search removed");
Searches.SidebarEntry? entry = entry_map.get(search);
assert(entry != null);
bool is_removed = entry_map.unset(search);
assert(is_removed);
prune(entry);
}
}
public class Searches.Header : Sidebar.Header, Sidebar.Contextable {
private Gtk.UIManager ui = new Gtk.UIManager();
private Gtk.Menu? context_menu = null;
public Header() {
base (_("Saved Searches"));
setup_context_menu();
}
private void setup_context_menu() {
Gtk.ActionGroup group = new Gtk.ActionGroup("SidebarDefault");
Gtk.ActionEntry[] actions = new Gtk.ActionEntry[0];
Gtk.ActionEntry new_search = { "CommonNewSearch", null, TRANSLATABLE, null, null, on_new_search };
new_search.label = _("Ne_w Saved Search...");
actions += new_search;
group.add_actions(actions, this);
ui.insert_action_group(group, 0);
File ui_file = Resources.get_ui("search_sidebar_context.ui");
try {
ui.add_ui_from_file(ui_file.get_path());
} catch (Error err) {
AppWindow.error_message("Error loading UI file %s: %s".printf(
ui_file.get_path(), err.message));
Application.get_instance().panic();
}
context_menu = (Gtk.Menu) ui.get_widget("/SidebarSearchContextMenu");
ui.ensure_update();
}
public Gtk.Menu? get_sidebar_context_menu(Gdk.EventButton? event) {
return context_menu;
}
private void on_new_search() {
(new SavedSearchDialog()).show();
}
}
public class Searches.SidebarEntry : Sidebar.SimplePageEntry, Sidebar.RenameableEntry,
Sidebar.DestroyableEntry {
private static string single_search_icon = "find";
private SavedSearch search;
public SidebarEntry(SavedSearch search) {
this.search = search;
}
internal static void init() {
}
internal static void terminate() {
}
public SavedSearch for_saved_search() {
return search;
}
public override string get_sidebar_name() {
return search.get_name();
}
public override string? get_sidebar_icon() {
return single_search_icon;
}
protected override Page create_page() {
return new SavedSearchPage(search);
}
public bool is_user_renameable() {
return true;
}
public void rename(string new_name) {
if (!SavedSearchTable.get_instance().exists(new_name))
AppWindow.get_command_manager().execute(new RenameSavedSearchCommand(search, new_name));
else if (new_name != search.get_name())
AppWindow.error_message(Resources.rename_search_exists_message(new_name));
}
public void destroy_source() {
if (Dialogs.confirm_delete_saved_search(search))
AppWindow.get_command_manager().execute(new DeleteSavedSearchCommand(search));
}
}
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