Imported Upstream version 0.2+gitdfdad95upstream/0.2+gitdfdad95

1 files changed, 148 insertions, 0 deletions

diff --git a/src/actionGroups/bookmarkGroup.vala b/src/actionGroups/bookmarkGroup.vala
new file mode 100644
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+++ b/src/actionGroups/bookmarkGroup.vala
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+/* 
+Copyright (c) 2011 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 void register(out string name, out string icon, out string settings_name) {
+        name = _("Bookmarks");
+        icon = "user-bookmarks";
+        settings_name = "bookmarks";
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// 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;
+        }    
+    }
+}
+
+}