SelectionChanging Event (GcSpreadSheet)

Visual Basic
C#

'Declaration
 
Public Event SelectionChanging As System.EventHandler(Of SelectionChangingEventArgs)

'Usage
 
Dim instance As GcSpreadSheet
Dim handler As System.EventHandler(Of SelectionChangingEventArgs)
 
AddHandler instance.SelectionChanging, handler

public event System.EventHandler<SelectionChangingEventArgs> SelectionChanging

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

Property	Description
NewSelections	Gets the new selection ranges.
OldSelections	Gets the old selection ranges.

This example uses the SelectionChanging event.

C#

private void gcSpreadSheet1_SelectionChanged(object sender, EventArgs e)
        {
            listBox1.Items.Add("SelectionChanged");
        }

private void gcSpreadSheet1_SelectionChanging(object sender, GrapeCity.Windows.SpreadSheet.UI.SelectionChangingEventArgs e)
        {
            listBox1.Items.Add(e.NewSelections[0].Column.ToString());
            listBox1.Items.Add(e.OldSelections.Length.ToString());
        }

VB.NET

Private Sub GcSpreadSheet1_SelectionChanged(sender As System.Object, e As System.EventArgs) Handles GcSpreadSheet1.SelectionChanged
        ListBox1.Items.Add("SelectionChanged")
    End Sub

    Private Sub GcSpreadSheet1_SelectionChanging(sender As System.Object, e As GrapeCity.Windows.SpreadSheet.UI.SelectionChangingEventArgs) Handles GcSpreadSheet1.SelectionChanging
        ListBox1.Items.Add(e.NewSelections(0).Column.ToString())
        ListBox1.Items.Add(e.OldSelections.Length.ToString())
    End Sub

Target Platforms: Windows 7, Windows 8 Desktop, Windows Vista SP1 or later, Windows Server 2000, Windows 2000 Professional, Windows XP Professional, Windows NT 4.0 Workstation, SP6, Windows NT 4.0 Server, SP6

Reference

GcSpreadSheet Class
GcSpreadSheet Members