private void GitTreeDoubleClick(object sender, EventArgs e)
{
if (GitTree.SelectedNode == null || !(GitTree.SelectedNode.Tag is IGitItem))
return;
var item = GitTree.SelectedNode.Tag as GitItem;
if (item == null)
return;
if (item.ItemType != "blob")
return;
if (GitUICommands.Instance.StartFileHistoryDialog(item.FileName))
Initialize();
}