How to: Save the PivotGridControl Data to a File for Later Use
- 2 minutes to read
This example shows how to save (or restore) the PivotGridControl‘s data and layout to a file. To correctly restore fields if the pivot grid’s PivotGridControl.Fields collection is empty, the PivotSerializationOptions.RemoveOldFields property should be set to false.
Imports Microsoft.VisualBasic
Imports System.Data
Imports System.Data.OleDb
Imports System.Windows
Imports DevExpress.Xpf.PivotGrid
Imports HowToBindToMDB.NwindDataSetTableAdapters
Imports System.IO
Imports DevExpress.Xpf.Core
Namespace HowToBindToMDB
''' <summary>
''' Interaction logic for MainWindow.xaml
''' </summary>
Partial Public Class MainWindow
Inherits Window
Private salesPersonDataTable As New NwindDataSet.SalesPersonDataTable()
Private salesPersonDataAdapter As New SalesPersonTableAdapter()
Public Sub New()
InitializeComponent()
pivotGridControl1.DataSource = salesPersonDataTable
End Sub
Private Sub Window_Loaded(ByVal sender As Object, ByVal e As RoutedEventArgs)
salesPersonDataAdapter.Fill(salesPersonDataTable)
End Sub
Private Sub button1_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
pivotGridControl1.SavePivotGridToFile("pivot.dat", True)
pivotGridControl1.DataSource = Nothing
pivotGridControl1.Fields.Clear()
End Sub
Private Sub button2_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
If (Not File.Exists("pivot.dat")) Then
DXMessageBox.Show("You should save the PivotGrid into a file first")
Return
End If
pivotGridControl1.RestorePivotGridFromFile("pivot.dat")
End Sub
End Class
End Namespace