void SelectLastItem()
{
if (menuItems.Count > 0)
{
((ActionMenuItem)menuItems [menuItems.Count - 1]).Select();
}
else if (parentMenu.Widget is ActionMenuBar)
{
ActionMenuBar bar = (ActionMenuBar)parentMenu.Widget;
bar.Select(parentNode);
}
else if (parentMenu.Widget is ActionMenu)
{
ActionMenu parentAM = (ActionMenu)parentMenu.Widget;
parentAM.Select(parentNode);
}
}
void ProcessKey(ActionMenuItem item, Gdk.Key key, Gdk.ModifierType modifier)
{
int pos = menuItems.IndexOf(item);
switch (key)
{
case Gdk.Key.Up:
if (pos > 0)
{
((ActionMenuItem)menuItems[pos - 1]).Select();
}
else if (parentMenu.Widget is ActionMenuBar)
{
ActionMenuBar bar = (ActionMenuBar)parentMenu.Widget;
bar.Select(parentNode);
}
break;
case Gdk.Key.Down:
if (pos < menuItems.Count - 1)
{
((ActionMenuItem)menuItems[pos + 1]).Select();
}
else if (pos == menuItems.Count - 1)
{
InsertAction(menuItems.Count);
}
break;
case Gdk.Key.Right:
if ((modifier & Gdk.ModifierType.ControlMask) != 0 && item.Node.Type == Gtk.UIManagerItemType.Menuitem)
{
// Create a submenu
using (item.Node.Action.UndoManager.AtomicChange)
{
item.Node.Type = Gtk.UIManagerItemType.Menu;
}
item.Node.Action.NotifyChanged();
}
if (item.HasSubmenu)
{
item.ShowSubmenu();
if (openSubmenu != null)
{
openSubmenu.Select(null);
}
}
else if (parentNode != null)
{
ActionMenuBar parentMB = parentMenu.Widget as ActionMenuBar;
if (parentMB != null)
{
int i = parentNode.ParentNode.Children.IndexOf(parentNode);
if (i < parentNode.ParentNode.Children.Count - 1)
{
parentMB.DropMenu(parentNode.ParentNode.Children [i + 1]);
}
}
}
break;
case Gdk.Key.Left:
if ((modifier & Gdk.ModifierType.ControlMask) != 0 && item.Node.Type == Gtk.UIManagerItemType.Menu)
{
// Remove the submenu
OpenSubmenu = null;
using (item.Node.Action.UndoManager.AtomicChange)
{
item.Node.Type = Gtk.UIManagerItemType.Menuitem;
item.Node.Children.Clear();
}
item.Node.Action.NotifyChanged();
break;
}
if (parentNode != null)
{
ActionMenu parentAM = parentMenu.Widget as ActionMenu;
if (parentAM != null)
{
parentAM.Select(parentNode);
}
ActionMenuBar parentMB = parentMenu.Widget as ActionMenuBar;
if (parentMB != null)
{
int i = parentNode.ParentNode.Children.IndexOf(parentNode);
if (i > 0)
{
parentMB.DropMenu(parentNode.ParentNode.Children [i - 1]);
}
}
}
break;
case Gdk.Key.Return:
item.EditingDone += OnEditingDone;
item.StartEditing();
break;
case Gdk.Key.Insert:
if ((modifier & Gdk.ModifierType.ControlMask) != 0)
{
InsertActionAt(item, true, true);
}
else
{
InsertActionAt(item, false, false);
}
break;
case Gdk.Key.Delete:
DeleteAction(item);
break;
}
}