RowExpansionChanged Event (IDataSource)

Indicates when a row is expanded or collapsed.

Syntax

Visual Basic

'Declaration
 
Event RowExpansionChanged As DataSourceRowExpansionChangedHandler

C#

event DataSourceRowExpansionChangedHandler RowExpansionChanged

Event Data

The event handler receives an argument of type DataSourceRowExpansionChangedEventArgs containing data related to this event. The following DataSourceRowExpansionChangedEventArgs properties provide information specific to this event.

Property	Description
NewState	The new state of the row. True is expanded, False is collapsed.
OldState	The previous state of the row. True is expanded, False is collapsed.
RowIndex	The index of the row being expanded or collapsed.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2