void ShellListView_BeginItemLabelEdit(object sender, RenameEventArgs e) {
//if (this.Editor.IsOpen) return;
//var isSmall = this._ShellListView.IconSize == 16;
//if (isSmall) {
// this.txtEditor.TextWrapping = TextWrapping.WrapWithOverflow;
// this.txtEditor.TextAlignment = TextAlignment.Left;
//} else {
// this.txtEditor.TextWrapping = TextWrapping.Wrap;
// this.txtEditor.TextAlignment = TextAlignment.Center;
//}
//var itemRect = this._ShellListView.GetItemBounds(e.ItemIndex, 0);
//var itemLabelRect = this._ShellListView.GetItemBounds(e.ItemIndex, 2);
//this.txtEditor.Text = this._ShellListView.Items[e.ItemIndex].DisplayName;
//var point = this.ShellViewHost.PointToScreen(new WIN.Point(isSmall ? itemLabelRect.Left : itemRect.Left, itemLabelRect.Top - (isSmall ? 1 : 0)));
//this.Editor.HorizontalOffset = point.X;
//this.Editor.VerticalOffset = point.Y;
//this.txtEditor.MaxWidth = isSmall ? Double.PositiveInfinity : itemRect.Width;
//this.txtEditor.MaxHeight = isSmall ? itemLabelRect.Height + 2 : Double.PositiveInfinity;
//this.Editor.Width = isSmall ? this.txtEditor.Width : itemRect.Width;
//this.Editor.Height = this.txtEditor.Height + 2;
//this.Editor.Visibility = WIN.Visibility.Visible;
//this.Editor.IsOpen = true;
//this.txtEditor.Focus();
//var isCheckedExtensions = this.chkExtensions.IsChecked;
//if (isCheckedExtensions != null && (isCheckedExtensions.Value & this.txtEditor.Text.Contains(".") && !this._ShellListView.GetFirstSelectedItem().IsFolder)) {
// var lastIndexOfDot = this.txtEditor.Text.LastIndexOf(".", StringComparison.Ordinal);
// this.txtEditor.SelectionStart = 0;
// this.txtEditor.SelectionLength = lastIndexOfDot;
//} else {
// this.txtEditor.SelectAll();
//}
//Keyboard.Focus(this.txtEditor);
}
