The following sample code illustrates some of the information available in the AfterCollapse event.
For an overview of how to handle events in Visual Basic or Visual C#, see
Event Handlers in Visual Basic and Visual C#. For specific information and code examples illustrating how to consume events in your application, see
Consuming Events in the
.NET Framework Developer's Guide.
Private Sub ultraTree1_AfterCollapse(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinTree.NodeEventArgs) Handles ultraTree1.AfterCollapse
Dim sb As New System.Text.StringBuilder()
sb.Append("Node: ")
sb.Append(e.TreeNode.Key)
sb.Append(" has been collapsed.")
Debug.WriteLine(sb.ToString())
End Sub
'Declaration
Protected Overridable Sub OnAfterCollapse( _
ByVal As NodeEventArgs _
)
private void ultraTree1_AfterCollapse(object sender, Infragistics.Win.UltraWinTree.NodeEventArgs e)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.Append("Node: ");
sb.Append(e.TreeNode.Key);
sb.Append(" has been collapsed.");
Debug.WriteLine( sb.ToString() );
}
'Declaration
Protected Overridable Sub OnAfterCollapse( _
ByVal As NodeEventArgs _
)
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