private void AddTreeLeafForTranslation(string key, Translation item)
{
ProjectTreeItem treeItem = (ProjectTreeItem)_guiController.ProjectTree.AddTreeLeaf(this, key, item.Name, "TranslationIcon");
treeItem.AllowLabelEdit = true;
treeItem.LabelTextProperty = item.GetType().GetProperty("Name");
treeItem.LabelTextDescriptionProperty = item.GetType().GetProperty("FileName");
treeItem.LabelTextDataSource = item;
}