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  • C# Windows Forms TreeView SelectedNode(VS2008)

    http://www.syncfusion.com/faq/windowsforms/faq_c91c.aspx

    http://stackoverflow.com/questions/4527023/get-text-of-the-clicked-node-treeview-c-winforms

    http://msdn.microsoft.com/en-us/library/system.windows.forms.treeview.selectednode.aspx

                 /// <summary>
                 /// 点击事件
                 /// </summary>
                 /// <param name="sender"></param>
                 /// <param name="e"></param>
                 private void treeView1_Click(object sender, EventArgs e)
                 {
                     //一定要这行,否则会出现点击事件现象的值,晚一步
                     treeView1.SelectedNode = treeView1.GetNodeAt(treeView1.PointToClient(Cursor.Position));
    
                     string snode = treeView1.SelectedNode.Text;
                     this.textBox1.Text = snode;
                     string snodeid = treeView1.SelectedNode.Name;
    
    
                     // Set the tree view's PathSeparator property.
                     treeView1.PathSeparator = ".";
    
                     // Get the count of the child tree nodes contained in the SelectedNode.
                     int myNodeCount = treeView1.SelectedNode.GetNodeCount(true);
                     decimal myChildPercentage = ((decimal)myNodeCount /
                       (decimal)treeView1.GetNodeCount(true)) * 100;
    
                     // Display the tree node path and the number of child nodes it and the tree view have.
                     MessageBox.Show("The '" + treeView1.SelectedNode.FullPath + "' node has "
                       + myNodeCount.ToString() + " child nodes.\nThat is "
                       + string.Format("{0:###.##}", myChildPercentage)
                       + "% of the total tree nodes in the tree view control.");
    
                 }
    
                 private void treeView1_DoubleClick(object sender, EventArgs e)
                 {
                     //string snode = treeView1.SelectedNode.Text;
                     //this.textBox1.Text = snode;
                     //string snodeid = treeView1.SelectedNode.Name;
                 }
                 /// <summary>
                 /// 鼠标点击事件,与treeView1_Click实现功能一样
                 /// 2011-06-16 涂聚文
                 /// 缔友计算机信息技术有限公司 捷为工作室 
                 /// </summary>
                 /// <param name="sender"></param>
                 /// <param name="e"></param>
                 private void treeView1_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
                 {
                     string snode = e.Node.Text;// treeView1.SelectedNode.Text;
                     this.textBox1.Text = snode;
                     string snodeid = e.Node.Name;// treeView1.SelectedNode.Name;
                     decimal myChildPercentage = 0;
    
                     // Set the tree view's PathSeparator property.
                     treeView1.PathSeparator = ".";
    
                     // Get the count of the child tree nodes contained in the SelectedNode.
                     int myNodeCount = e.Node.GetNodeCount(true);
                     if (myNodeCount != 0)
                     {
                         myChildPercentage = ((decimal)myNodeCount /
                           (decimal)e.Node.GetNodeCount(true)) * 100;
                     }
    
                     // Display the tree node path and the number of child nodes it and the tree view have.
                     MessageBox.Show("The '" + e.Node.FullPath + "' node has "
                       + myNodeCount.ToString() + " child nodes.\nThat is "
                       + string.Format("{0:###.##}", myChildPercentage)
                       + "% of the total tree nodes in the tree view control.");
                 } 
    
    哲学管理(学)人生, 文学艺术生活, 自动(计算机学)物理(学)工作, 生物(学)化学逆境, 历史(学)测绘(学)时间, 经济(学)数学金钱(理财), 心理(学)医学情绪, 诗词美容情感, 美学建筑(学)家园, 解构建构(分析)整合学习, 智商情商(IQ、EQ)运筹(学)成功.---Geovin Du(涂聚文)
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  • 原文地址:https://www.cnblogs.com/geovindu/p/2082526.html
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