Banshee.Sources.Gui.SourceView.OnButtonPressEvent C# (CSharp) Method

        protected override bool OnButtonPressEvent (Gdk.EventButton press)
        {
            TreePath path;
            TreeViewColumn column;

            if (press.Button == 1) {
                ResetHighlight ();
            }

            // If there is not a row at the click position let the base handler take care of the press
            if (!GetPathAtPos ((int)press.X, (int)press.Y, out path, out column)) {
                return base.OnButtonPressEvent (press);
            }

            Source source = store.GetSource (path);

            if (source == null || source is SourceManager.GroupSource) {
                return false;
            }

            // From F-Spot's SaneTreeView class
            if (source_renderer.InExpander ((int)press.X)) {
                if (!source.Expanded) {
                    ExpandRow (path, false);
                } else {
                    CollapseRow (path);
                }

                // If the active source is a child of this source, and we are about to collapse it, switch
                // the active source to the parent.
                if (source == ServiceManager.SourceManager.ActiveSource.Parent && GetRowExpanded (path)) {
                    ServiceManager.SourceManager.SetActiveSource (source);
                }
                return true;
            }

            // For Sources that can't be activated, when they're clicked just
            // expand or collapse them and return.
            if (press.Button == 1 && !source.CanActivate) {
                if (!source.Expanded) {
                    ExpandRow (path, false);
                } else {
                    CollapseRow (path);
                }
                return false;
            }

            if (press.Button == 3) {
                TreeIter iter;
                if (Model.GetIter (out iter, path)) {
                    HighlightIter (iter);
                    OnPopupMenu ();
                    return true;
                }
            }

            if (!source.CanActivate) {
                return false;
            }


            if (press.Button == 1) {
                if (ServiceManager.SourceManager.ActiveSource != source) {
                    ServiceManager.SourceManager.SetActiveSource (source);
                }
            }

            if ((press.State & Gdk.ModifierType.ControlMask) != 0) {
                if (press.Type == Gdk.EventType.TwoButtonPress && press.Button == 1) {
                    ActivateRow (path, null);
                }
                return true;
            }

            return base.OnButtonPressEvent (press);
        }