TopRowChanged Event (GcSpreadSheet)

Occurs when the top row changes.

Syntax

Visual Basic
C#

'Declaration
 
Public Event TopRowChanged As EventHandler(Of ViewportEventArgs)

'Usage
 
Dim instance As GcSpreadSheet
Dim handler As EventHandler(Of ViewportEventArgs)
 
AddHandler instance.TopRowChanged, handler

public event EventHandler<ViewportEventArgs> TopRowChanged

Event Data

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

Property	Description
NewIndex	Gets the index of the new viewport index.
OldIndex	Gets the index of the previous viewport index.
ViewportIndex	Gets the index of the viewport in which the change occurred.

Example

This example uses the TopRowChanged event.

C#
VB.NET

private void gcSpreadSheet1_LeftColumnChanged(object sender, GrapeCity.Xaml.SpreadSheet.UI.ViewportEventArgs e)
        {
            listBox1.Items.Add(e.OldIndex.ToString());
            listBox1.Items.Add(e.NewIndex.ToString());
        }

        private void gcSpreadSheet1_TopRowChanged(object sender, GrapeCity.Xaml.SpreadSheet.UI.ViewportEventArgs e)
        {
            listBox1.Items.Add(e.OldIndex.ToString());
            listBox1.Items.Add(e.NewIndex.ToString());
        }

Private Sub gcSpreadSheet1_LeftColumnChanged(sender As Object, e As GrapeCity.Xaml.SpreadSheet.UI.ViewportEventArgs) Handles gcSpreadSheet1.LeftColumnChanged
        ListBox1.Items.Add(e.OldIndex.ToString())
        ListBox1.Items.Add(e.NewIndex.ToString())
    End Sub

    Private Sub gcSpreadSheet1_TopRowChanged(sender As Object, e As GrapeCity.Xaml.SpreadSheet.UI.ViewportEventArgs) Handles gcSpreadSheet1.TopRowChanged
        ListBox1.Items.Add(e.OldIndex.ToString())
        ListBox1.Items.Add(e.NewIndex.ToString())
    End Sub

Reference

GcSpreadSheet Class
GcSpreadSheet Members

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