捕捉DataGrid的双击事件(C#版本)

namespace DataGridDoubleClick{using System;using System.Drawing;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;public class Form1 : System.Windows.Forms.Form{private System.Windows.Forms.DataGrid dataGrid1;private DataSet myDataSet;DateTime gridMouseDownTime; private System.Windows.Forms.Label label1;private System.ComponentModel.Container components = null;public Form1(){InitializeComponent();gridMouseDownTime = DateTime.Now;SetUp();}private void SetUp(){// 用2个Table和1和Relation创建DataSetMakeDataSet();// 数据绑定dataGrid1.SetDataBinding(myDataSet, "Customers");//添加样式AddCustomDataTableStyle();}private void MakeDataSet(){// 创建DataSet.myDataSet = new DataSet("myDataSet"); // 创建2个DataTables.DataTable tCust = new DataTable("Customers");// 创建两个列，并添加到第一个表DataColumn cCustID = new DataColumn("custID");DataColumn cCustName = new DataColumn("custName");DataColumn cCurrent = new DataColumn("custCity");tCust.Columns.Add(cCustID);tCust.Columns.Add(cCustName);tCust.Columns.Add(cCurrent);// 把tables添加到DataSet.myDataSet.Tables.Add(tCust); /* 计算tables.对每个客户，创建DataRow变量 */DataRow newRow1;// 添加记录到 Customers Table.for(int i = 1; i < 4; i++){newRow1 = tCust.NewRow();newRow1["custID"] = (100*i).ToString();tCust.Rows.Add(newRow1);}tCust.Rows[0]["custName"] = "【孟宪会之精彩世界】";tCust.Rows[1]["custName"] = "net_lover";tCust.Rows[2]["custName"] = "http://xml.sz.luohuedu.net/";tCust.Rows[0]["custCity"] = "北京";tCust.Rows[1]["custCity"] = "上海";tCust.Rows[2]["custCity"] = "河南";}private void AddCustomDataTableStyle(){DataGridTableStyle ts1 = new DataGridTableStyle();ts1.MappingName = "Customers";// 设置属性ts1.AlternatingBackColor = Color.LightGray;// 添加Textbox列样式，以便我们捕捉鼠标事件DataGridTextBoxColumn TextCol = new DataGridTextBoxColumn();TextCol.MappingName = "custID";TextCol.HeaderText = "序号";TextCol.Width = 100;//添加事件处理器TextCol.TextBox.MouseDown += new MouseEventHandler(TextBoxMouseDownHandler);TextCol.TextBox.DoubleClick += new EventHandler(TextBoxDoubleClickHandler);ts1.GridColumnStyles.Add(TextCol);TextCol = new DataGridTextBoxColumn();TextCol.MappingName = "custName";TextCol.HeaderText = "姓名";TextCol.Width = 100;//添加事件处理器TextCol.TextBox.MouseDown += new MouseEventHandler(TextBoxMouseDownHandler);TextCol.TextBox.DoubleClick += new EventHandler(TextBoxDoubleClickHandler);ts1.GridColumnStyles.Add(TextCol);TextCol = new DataGridTextBoxColumn();TextCol.MappingName = "custCity";TextCol.HeaderText = "地址";TextCol.Width = 100;//添加事件处理器TextCol.TextBox.MouseDown += new MouseEventHandler(TextBoxMouseDownHandler);TextCol.TextBox.DoubleClick += new EventHandler(TextBoxDoubleClickHandler);ts1.GridColumnStyles.Add(TextCol);dataGrid1.TableStyles.Add(ts1);}protected override void Dispose( bool disposing ){if( disposing ){if (components != null) {components.Dispose();}}base.Dispose( disposing );}#region Windows Form Designer generated codeprivate void InitializeComponent(){ this.dataGrid1 = new System.Windows.Forms.DataGrid(); this.label1 = new System.Windows.Forms.Label(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit(); this.SuspendLayout(); // // dataGrid1 // this.dataGrid1.CaptionBackColor = System.Drawing.SystemColors.Info; this.dataGrid1.CaptionForeColor = System.Drawing.SystemColors.WindowText; this.dataGrid1.CaptionVisible = false; this.dataGrid1.DataMember = ""; this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText; this.dataGrid1.Location = new System.Drawing.Point(11, 9); this.dataGrid1.Name = "dataGrid1"; this.dataGrid1.Size = new System.Drawing.Size(368, 144); this.dataGrid1.TabIndex = 0; this.dataGrid1.MouseDown += new System.Windows.Forms.MouseEventHandler(this.dataGrid1_MouseDown); // // label1 // this.label1.Location = new System.Drawing.Point(4, 166); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(383, 23); this.label1.TabIndex = 1; this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter; this.label1.Click += new System.EventHandler(this.Form1_Click); // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(387, 201); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.label1, this.dataGrid1}); this.Name = "Form1"; this.Text = "鼠标双击事件的例子"; ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit(); this.ResumeLayout(false); }#endregion[STAThread]static void Main() {Application.Run(new Form1());}private void TextBoxDoubleClickHandler(object sender, EventArgs e){MessageBox.Show("双击事件发生。鼠标双击到的值："+((TextBox)sender).Text.ToString());}private void TextBoxMouseDownHandler(object sender, MouseEventArgs e){if(DateTime.Now < gridMouseDownTime.AddMilliseconds(SystemInformation.DoubleClickTime)){ MessageBox.Show("双击事件发生。鼠标双击到的值："+((TextBox)sender).Text.ToString());}label1.Text = "TextBox 鼠标按下了。 ";}private void dataGrid1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e){gridMouseDownTime = DateTime.Now;label1.Text = "DataGrid1 鼠标按下了。 ";} private void Form1_Click(object sender, System.EventArgs e) { label1.Text=""; } private void label1_Click(object sender, System.EventArgs e) { label1.Text=""; }}}