private void SetCurrentItemInEditMode(bool EditMode)
{
// Make sure that the SelectedItem is actually a TreeViewItem
// and not null or something else
if (this.SelectedItem is TreeViewItemExtended)
{
TreeViewItemExtended tvi = this.SelectedItem as TreeViewItemExtended;
tvi.IsInEditMode = true;
//// Also make sure that the TreeViewItem
//// uses an EditableTextBlock as its header
//if (tvi.Header is EditableTextBlock)
//{
// EditableTextBlock etb = tvi.Header as EditableTextBlock;
// // Finally make sure that we are
// // allowed to edit the TextBlock
// if (etb.IsEditable)
// etb.IsInEditMode = EditMode;
//}
}
}
/// <summary>
/// Add a new treeview item to the specified parent. Manage dummy node and PopulateOnDemand
/// </summary>
/// <param name="parent"></param>
/// <param name="label"></param>
/// <param name="tag"></param>
/// <param name="needDummy"></param>
/// <returns></returns>
public TreeViewItem AddItem(TreeViewItem parent, string label, object tag, bool needDummy = true)
{
TreeViewItemExtended node = new TreeViewItemExtended();
node.Header = label;
node.Tag = tag;
if (PopulateOnDemand && needDummy)
{
node.Expanded += new RoutedEventHandler(node_Expanded);
node.Items.Add(new TreeViewItemDummy());
}
if (parent != null)
{
parent.Items.Add(node);
}
else
{
this.Items.Add(node);
}
return(node);
}
