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ASP.NET CODE

Paging Certain # records per page .NET style
By: aspfree
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  • Rating: 2 stars2 stars2 stars2 stars2 stars / 9
    2003-06-01

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    <SCRIPT language=VB runat="server">

        
    Sub Page_Load(sender As ObjectAs EventArgs
           
    BindGrid
        End Sub

        Sub MyDataGrid_Page
    (sender As ObjectAs DataGridPageChangedEventArgs
        
    dim startIndex as Integer
            startIndex 
    MyDataGrid.CurrentPageIndex MyDataGrid.PageSize
        MyDataGrid
    .CurrentPageIndex e.NewPageIndex

            BindGrid
        ShowStats
        End Sub

        Sub BindGrid
    ()

            
    Dim myConnection As SqlConnection = New SqlConnection(ConfigurationSettings.AppSettings("DSN_pubs"))
        
    dim ds as DataSet = new DataSet()
        
    dim adapter as SqlDataAdapter = new SqlDataAdapter("Select * from Authors"myConnection)
        
    adapter.Fill(ds,"Authors")

            
    MyDataGrid.DataSource=ds.Tables("Authors").DefaultView
            MyDataGrid
    .DataBind()
            
    ShowStats

        End Sub

        Sub PagerButtonClick
    (sender As ObjectAs EventArgs)
            
    'used by external paging UI
            Dim arg As string = sender.CommandArgument

            Select arg
                Case "next":
                    If (MyDataGrid.CurrentPageIndex < (MyDataGrid.PageCount - 1)) Then
                        MyDataGrid.CurrentPageIndex += 1
                    End If    
                Case "prev":
                    If (MyDataGrid.CurrentPageIndex > 0) Then
                        MyDataGrid.CurrentPageIndex -= 1
                    End If    
                Case "last":
                    MyDataGrid.CurrentPageIndex = (MyDataGrid.PageCount - 1)
                Case Else:
                    '
    page number
                     MyDataGrid
    .CurrentPageIndex System.Convert.ToInt32(arg)
            
    End Select
            BindGrid
        ShowStats
        End Sub

        Sub ShowStats
    ()
            
    lblCurrentIndex.Text "CurrentPageIndex is " MyDataGrid.CurrentPageIndex
            lblPageCount
    .Text "PageCount is " MyDataGrid.PageCount
        End Sub
     </SCRIPT>


    DISCLAIMER: The content provided in this article is not warranted or guaranteed by Developer Shed, Inc. The content provided is intended for entertainment and/or educational purposes in order to introduce to the reader key ideas, concepts, and/or product reviews. As such it is incumbent upon the reader to employ real-world tactics for security and implementation of best practices. We are not liable for any negative consequences that may result from implementing any information covered in our articles or tutorials. If this is a hardware review, it is not recommended to open and/or modify your hardware.

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