BeforeDragColumn Event

Fires when the user starts dragging a column.

Syntax

'Declaration
 
<C1DescriptionAttribute("Fires when the user starts dragging a column.")>
Public Event BeforeDragColumn As DragRowColEventHandler

'Usage
 
Dim instance As C1FlexGridBase
Dim handler As DragRowColEventHandler
 
AddHandler instance.BeforeDragColumn, handler

[C1Description("Fires when the user starts dragging a column.")]
public event DragRowColEventHandler BeforeDragColumn

[C1Description("Fires when the user starts dragging a column.")]
public:
event DragRowColEventHandler^ BeforeDragColumn

This event only fires when the user drags a column using the mouse.

It is does not fire when a column is moved using the ColumnCollection.Move method.

You can prevent specific columns from being dragged by the user by setting their RowCol.AllowDragging property to false.