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+/////////////////////////////////////////////////////////////////////////
+// Copyright (c) 2011-2015 by Simon Schneegans
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or (at
+// your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+/////////////////////////////////////////////////////////////////////////
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////////
+/// A group of Actions, which represent the users gtk-bookmarks, his home
+/// directory, desktop and trash. It stay up-to-date, even if the
+/// bookmarks change.
+/////////////////////////////////////////////////////////////////////////
+
+public class BookmarkGroup : ActionGroup {
+
+ /////////////////////////////////////////////////////////////////////
+ /// Used to register this type of ActionGroup. It sets the display
+ /// name for this ActionGroup, it's icon name and the string used in
+ /// the pies.conf file for this kind of ActionGroups.
+ /////////////////////////////////////////////////////////////////////
+
+ public static GroupRegistry.TypeDescription register() {
+ var description = new GroupRegistry.TypeDescription();
+ description.name = _("Group: Bookmarks");
+ description.icon = "user-bookmarks";
+ description.description = _("Shows a Slice for each of your directory Bookmarks.");
+ description.id = "bookmarks";
+ return description;
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Two members needed to avoid useless, frequent changes of the
+ /// stored Actions.
+ /////////////////////////////////////////////////////////////////////
+
+ private bool changing = false;
+ private bool changed_again = false;
+
+ /////////////////////////////////////////////////////////////////////
+ /// C'tor, initializes all members.
+ /////////////////////////////////////////////////////////////////////
+
+ public BookmarkGroup(string parent_id) {
+ GLib.Object(parent_id : parent_id);
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Construct block loads the bookmarks of the user and adds a file
+ /// monitor in order to update the BookmarkGroup when the bookmarks
+ /// of the user change.
+ /////////////////////////////////////////////////////////////////////
+
+ construct {
+ this.load();
+
+ // add monitor
+ var bookmark_file = GLib.File.new_for_path(
+ GLib.Environment.get_home_dir()).get_child(".gtk-bookmarks");
+
+ if (bookmark_file.query_exists()) {
+ try {
+ var monitor = bookmark_file.monitor(GLib.FileMonitorFlags.NONE);
+ monitor.changed.connect(this.reload);
+ } catch (GLib.Error e) {
+ warning(e.message);
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Adds Actions for each gtk-bookmark of the user and for his home
+ /// folder, desktop and trash.
+ /////////////////////////////////////////////////////////////////////
+
+ private void load() {
+ // add home folder
+ this.add_action(ActionRegistry.new_for_uri("file://" + GLib.Environment.get_home_dir()));
+
+ // add .gtk-bookmarks
+ var bookmark_file = GLib.File.new_for_path(
+ GLib.Environment.get_home_dir()).get_child(".gtk-bookmarks");
+
+ if (!bookmark_file.query_exists()) {
+ warning("Failed to find file \".gtk-bookmarks\"!");
+ return;
+ }
+
+ try {
+ var dis = new DataInputStream(bookmark_file.read());
+ string line;
+ while ((line = dis.read_line(null)) != null) {
+ var parts = line.split(" ");
+
+ string uri = parts[0];
+ string name = parts[1];
+
+ this.add_action(ActionRegistry.new_for_uri(uri, name));
+ }
+ } catch (Error e) {
+ error ("%s", e.message);
+ }
+
+ // add trash
+ this.add_action(ActionRegistry.new_for_uri("trash://"));
+
+ // add desktop
+ this.add_action(ActionRegistry.new_for_uri("file://" + GLib.Environment.get_user_special_dir(GLib.UserDirectory.DESKTOP)));
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Reloads all Bookmarks. Is called when the user's gtk-bookmarks
+ /// file changes.
+ /////////////////////////////////////////////////////////////////////
+
+ private void reload() {
+ // avoid too frequent changes...
+ if (!this.changing) {
+ this.changing = true;
+ Timeout.add(200, () => {
+ if (this.changed_again) {
+ this.changed_again = false;
+ return true;
+ }
+
+ // reload
+ message("Bookmarks changed...");
+ this.delete_all();
+ this.load();
+
+ this.changing = false;
+ return false;
+ });
+ } else {
+ this.changed_again = true;
+ }
+ }
+}
+
+}