Csharp DataGridView自定义添加DateTimePicker控件日期列

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/// <summary>  /// DataGridView自定义添加DateTimePicker控件日期列 参考http://msdn.microsoft.com/en-us/library/7tas5c80.aspx  /// 涂聚文 缔友计算机信息技术有限公司  /// 2011-11-16 捷为工作室  /// </summary>  public class GeovinDuCalendarColumn : DataGridViewColumn  {      /// <summary>      ///      /// </summary>      public GeovinDuCalendarColumn()          : base(new CalendarCell())      {      }      /// <summary>      ///      /// </summary>      public override DataGridViewCell CellTemplate      {          get          {              return base.CellTemplate;          }          set          {                          if (value != null &&                  !value.GetType().IsAssignableFrom(typeof(CalendarCell)))              {                  throw new InvalidCastException("Must be a CalendarCell");              }              base.CellTemplate = value;          }      }  }  /// <summary>  /// DataGridView 添加日期列  /// 涂聚文 缔友计算机信息技术有限公司  /// 2011-11-16 捷为工作室  /// </summary>  public class CalendarCell : DataGridViewTextBoxCell  {        public CalendarCell()          : base()      {                 this.Style.Format = "d";      }        public override void InitializeEditingControl(int rowIndex, object          initialFormattedValue, DataGridViewCellStyle dataGridViewCellStyle)      {            base.InitializeEditingControl(rowIndex, initialFormattedValue,              dataGridViewCellStyle);          CalendarEditingControl ctl =              DataGridView.EditingControl as CalendarEditingControl;               if (this.Value == null)          {              ctl.Value = (DateTime)this.DefaultNewRowValue;          }          else          {              ctl.Value = (DateTime)this.Value;          }      }        public override Type EditType      {          get          {                           return typeof(CalendarEditingControl);          }      }        public override Type ValueType      {          get          {                             return typeof(DateTime);          }      }        public override object DefaultNewRowValue      {          get          {                         return DateTime.Now;          }      }  }  /// <summary>  ///DataGridView 添加日期列  /// 涂聚文 缔友计算机信息技术有限公司  /// 2011-11-16 捷为工作室  /// </summary>  class CalendarEditingControl : DateTimePicker, IDataGridViewEditingControl  {      DataGridView dataGridView;      private bool valueChanged = false;      int rowIndex;        public CalendarEditingControl()      {          this.Format = DateTimePickerFormat.Short;      }          public object EditingControlFormattedValue      {          get          {              return this.Value.ToShortDateString();          }          set          {              if (value is String)              {                  try                  {                        this.Value = DateTime.Parse((String)value);                  }                  catch                  {                                   this.Value = DateTime.Now;                  }              }          }      }          public object GetEditingControlFormattedValue(          DataGridViewDataErrorContexts context)      {          return EditingControlFormattedValue;      }          public void ApplyCellStyleToEditingControl(          DataGridViewCellStyle dataGridViewCellStyle)      {          this.Font = dataGridViewCellStyle.Font;          this.CalendarForeColor = dataGridViewCellStyle.ForeColor;          this.CalendarMonthBackground = dataGridViewCellStyle.BackColor;      }          public int EditingControlRowIndex      {          get          {              return rowIndex;          }          set          {              rowIndex = value;          }      }          public bool EditingControlWantsInputKey(          Keys key, bool dataGridViewWantsInputKey)      {          // Let the DateTimePicker handle the keys listed.          switch (key & Keys.KeyCode)          {              case Keys.Left:              case Keys.Up:              case Keys.Down:              case Keys.Right:              case Keys.Home:              case Keys.End:              case Keys.PageDown:              case Keys.PageUp:                  return true;              default:                  return !dataGridViewWantsInputKey;          }      }          public void PrepareEditingControlForEdit(bool selectAll)      {          // No preparation needs to be done.      }          public bool RepositionEditingControlOnValueChange      {          get          {              return false;          }      }          public DataGridView EditingControlDataGridView      {          get          {              return dataGridView;          }          set          {              dataGridView = value;          }      }          public bool EditingControlValueChanged      {          get          {              return valueChanged;          }          set          {              valueChanged = value;          }      }          public Cursor EditingPanelCursor      {          get          {              return base.Cursor;          }      }        protected override void OnValueChanged(EventArgs eventargs)      {            valueChanged = true;          this.EditingControlDataGridView.NotifyCurrentCellDirty(true);          base.OnValueChanged(eventargs);      }  }

 调用：

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//dataGridView1.Columns[3].HeaderText = "入職日期";            GeovinDuCalendarColumn col = new GeovinDuCalendarColumn();            this.dataGridView1.Columns.Insert(3,col);            col.HeaderText = "入職日期";   /// <summary>        /// 设置默认值        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void dataGridView1_RowsAdded(object sender, DataGridViewRowsAddedEventArgs e)        {            if (dataGridView1.Rows.Count >= 1) //设定默认日期            {                this.dataGridView1.Rows[e.RowIndex].Cells[2].Value = "20E8C162-C09C-4F7A-9C97-0CA50E201F6B";                this.dataGridView1.Rows[e.RowIndex].Cells[3].Value = DateTime.Now;                this.dataGridView1.Rows[e.RowIndex].Cells[4].Value = "C50E08D5-7529-4F86-966E-9497AD67EA0C";            }        }