private void 编辑EToolStripMenuItem_Click(object sender, EventArgs e)
{
TreeNode node = treeView1.SelectedNode;
while (node.Parent != null)
{
node = node.Parent;
}
NewRoot root = new NewRoot(node.Text);
root.ShowDialog();
}
private void 新建NToolStripMenuItem_Click(object sender, EventArgs e)
{
using (NewRoot root = new NewRoot())
root.ShowDialog();
}