UserZooming Event (GcSpreadSheet)

Visual Basic
C#

'Declaration
 
Public Event UserZooming As System.EventHandler(Of ZoomEventArgs)

'Usage
 
Dim instance As GcSpreadSheet
Dim handler As System.EventHandler(Of ZoomEventArgs)
 
AddHandler instance.UserZooming, handler

public event System.EventHandler<ZoomEventArgs> UserZooming

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

Property	Description
NewZoomFactor	Gets the new zoom factor.
OldZoomFactor	Gets the old zoom factor.

This example uses the UserZooming event.

C#

gcSpreadSheet1.CanUserZoom = true; 

private void gcSpreadSheet1_UserZooming(object sender, GrapeCity.Windows.SpreadSheet.UI.ZoomEventArgs e)
        {
         listBox1.Items.Add(e.NewZoomFactor.ToString());
         listBox1.Items.Add(e.OldZoomFactor.ToString());
        }

VB.NET

GcSpreadSheet1.CanUserZoom = True

    Private Sub GcSpreadSheet1_UserZooming(sender As System.Object, e As GrapeCity.Windows.SpreadSheet.UI.ZoomEventArgs) Handles GcSpreadSheet1.UserZooming
        ListBox1.Items.Add(e.NewZoomFactor.ToString())
        ListBox1.Items.Add(e.OldZoomFactor.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