private void toolStripMenuItem2_Click(object sender, EventArgs e)
{
if (this.tvDirectory.Nodes != null && this.tvDirectory.SelectedNode.Parent != null)
{
updateTitle udt = new updateTitle(3, this.tvDirectory.SelectedNode, "修改标题", "请输入新的标题名称：");
udt.ShowDialog();
}
}
/// <summary>
/// 增加输入框类元素
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void 增加输入框类元素ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (this.tvDirectory.Nodes != null)
{
updateTitle udt = new updateTitle(2, this.tvDirectory.SelectedNode, "新建基础元素", "请输入输入框类元素的名称：");
udt.ShowDialog();
}
}