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Using MicrosoftReportViewer with Web Forms programmatically

开发者 https://www.devze.com 2022-12-23 03:24 出处:网络
I\'m repeating my question because the prior one under this topic was lost. Could you please help me? I want to use MicrosoftReportViewer for Web Forms so that the DataSource be set programmatically.

I'm repeating my question because the prior one under this topic was lost. Could you please help me? I want to use MicrosoftReportViewer for Web Forms so that the DataSource be set programmatically. There is some sample code on the Internet for Windows Forms but I haven't found anything for Web Forms. For example, here is some code I've tried to use. It gives no errors but nothing is displayed.

How should I modify the code to display a table in the ReportViewer?

Imports System.Data Imports Microsoft.Reporting.WebForms

Partial Class TestReportViewer Inherits System.Web.UI.Page

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
    CreateReport()
End Sub

Sub CreateReport()
    Dim dt As DataTable
    Dim rpt As ReportDataSource
    dt = New DataTable("Sample")
    With dt
        .Columns.Add("No", GetType(Integer))
        .Columns.Add("Name")
        .Rows.Add(1, "A1")
        .Rows.Add(2, "A2")
        .Rows.Add(3, "A3")
        .Rows.Add(4, "A4")
        .AcceptChanges()
    End With
    rpt = New ReportDataSource
    rpt.DataMember = "Sample"
    rpt.Value = dt
    rpt.Name = "test"

    With ReportViewer1
        .LocalReport.DataSources.Add(rpt)
     开发者_运维百科   .DataBind()
        .LocalReport.Refresh()
    End With
End Sub

End Class


Have a look at this link: http://odetocode.com/articles/128.aspx

You can basically do the same as in WinForms:

Instantiate ReportViewer in your code behind and set

 ReportViewer reportViewer1 = new ReportViewer(); 
 reportViewer1.ServerUrl="http://localhost/ReportServer";
 reportViewer1.ReportPath="/SampleReports/Sales Order Detail";

Or

reportViewer1.LocalReport.DataSources.Add(new ReportDataSource("datasetname", dataSet.Tables[0]));

Michael

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