private void treeView1_AfterSelect(object sender, TreeViewEventArgs e) { //当选中类别改变后,在右边的文本框中显示当前选中的节点对应的msg //1.获取当前选中节点的Id int id = (int)e.Node.Tag; TScriptsBll bll = new TScriptsBll(); textBox1.Text = bll.GetScriptMsgScriptId(id); }
private void tsmiDeleteItem_Click(object sender, EventArgs e) { //删除当前选中的节点 //1.获取当前选中节点的Id int id = (int)treeView1.SelectedNode.Tag; TScriptsBll bll = new TScriptsBll(); bll.DeleteById(id);//这个方法会递归删除 treeView1.SelectedNode.Remove(); }