如何在vb.net中删除treeview节点 [英] How to delete treeview node in vb.net

问题描述

如何在vb.net中删除treeview节点





我有listview如果我选择任何项目我要删除来自treeview？

解决方案

TreeNode.Remove [ ^ ]将完成这项工作;）



如需了解更多信息，请参阅：

如何：遍历Windows窗体TreeView控件的所有节点 [ ^ ]

如何：使用Windows窗体TreeView控件添加和删除节点 [ ^ ]

以下是vb中的示例

 私有  Sub  treeView1_MouseDown（sender  As   Object ，_ 
e  As  MouseEventArgs）句柄 treeView1.MouseDown 
 选择 案例 e.Button 
 ' 删除TreeNode在鼠标光标下 
 ' 如果单击鼠标右键。  
 案例 MouseButtons.Right 
 treeView1.GetNodeAt（eX，eY）.Remove（）
 
 ' 在鼠标光标下切换TreeNode  
  ' 如果单击鼠标中键（鼠标滚轮）。  
  Case  MouseButtons.Middle 
 treeView1.GetNodeAt（eX，eY）.Toggle（）
 结束 选择 
 结束 子 

How to delete treeview node in vb.net


I have listview if i select any item that item i want to remove from treeview?

解决方案

TreeNode.Remove[^] will do the job ;)

For further information, please see:
How to: Iterate Through All Nodes of a Windows Forms TreeView Control[^]
How to: Add and Remove Nodes with the Windows Forms TreeView Control[^]

Here is the examples in vb

Private Sub treeView1_MouseDown(sender As Object, _
  e As MouseEventArgs) Handles treeView1.MouseDown
   Select Case e.Button
      ' Remove the TreeNode under the mouse cursor  
      ' if the right mouse button was clicked.  
      Case MouseButtons.Right
         treeView1.GetNodeAt(e.X, e.Y).Remove()

      ' Toggle the TreeNode under the mouse cursor  
      ' if the middle mouse button (mouse wheel) was clicked.  
      Case MouseButtons.Middle
         treeView1.GetNodeAt(e.X, e.Y).Toggle()
   End Select 
End Sub

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