捕捉DataGrid的双击事件(C#版本)

   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 code
  private 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。  ";
  }