HeaderDragStart プロパティ

列移動の操作を開始すると発生するイベント。

このイベントはキャンセルできます。

シンタックス

Visual Basic

'宣言
 
Public Property HeaderDragStart As String

C#

public string HeaderDragStart {get; set;}

使用例

Visual Basic

WebDataGrid1.Behaviors.ColumnMoving.ColumnMovingClientEvents.HeaderDragStart = "WebDataGrid_HeaderDragStart"

C#

WebDataGrid1.Behaviors.ColumnMoving.ColumnMovingClientEvents.HeaderDragStart = "WebDataGrid_HeaderDragStart";

JScript

// The client event 'HeaderDragStart' takes two parameters sender and e
// sender  is the object which is raising the event
// e is the HeaderDragStartEventArgs 
  function WebDataGrid_HeaderDragStart(sender, e) {

      //Gets the column object you want to move
      var column = e.get_column();

      //Gets the key of the column
      var key = column.get_key();

      //Gets the index of the column
      var index = column.get_index();

      if (!confirm("Are you sure you want to move the column '" + key + "' from the index '" + index + "' ?"))

          //Cancels the HeaderDragStart event
          e.set_cancel(true);
               
  }