Spread WPF Documentation
CanUserUndo Property (GcSpreadSheet)
Example 


GrapeCity.Windows.SpreadSheet.UI Namespace > GcSpreadSheet Class : CanUserUndo Property
Gets or sets whether to allow the user to undo edit operations.
Syntax
'Declaration
 
<System.ComponentModel.DefaultValueAttribute()>
<System.ComponentModel.CategoryAttribute("Spread Workbook")>
Public Property CanUserUndo As System.Boolean
'Usage
 
Dim instance As GcSpreadSheet
Dim value As System.Boolean
 
instance.CanUserUndo = value
 
value = instance.CanUserUndo
[System.ComponentModel.DefaultValue()]
[System.ComponentModel.Category("Spread Workbook")]
public System.bool CanUserUndo {get; set;}
Example
This example uses the CanUserUndo property.
gcSpreadSheet1.CanUserUndo = true;

 private void button1_Click(object sender, RoutedEventArgs e)
        {
GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupExtent group = new GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupExtent(3, 5);
GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupUndoAction action = new GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupUndoAction(this.gcSpreadSheet1.ActiveSheet, group);
this.gcSpreadSheet1.DoCommand(action);
gcSpreadSheet1.Invalidate();
        }
GcSpreadSheet1.CanUserUndo = True

Private Sub Button1_Click(sender As System.Object, e As System.Windows.RoutedEventArgs) Handles Button1.Click
        Dim group As New GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupExtent(3, 5)
        Dim action As New GrapeCity.Windows.SpreadSheet.UI.UndoRedo.RowGroupUndoAction(GcSpreadSheet1.ActiveSheet, group)
        GcSpreadSheet1.DoCommand(action)
        GcSpreadSheet1.Invalidate()
    End Sub
See Also

Reference

GcSpreadSheet Class
GcSpreadSheet Members