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Usa il controllo WinForms ReportViewer

Il controllo WinForms ReportViewer esegue il rendering dei report distribuiti in un server di report o archiviati nel file system locale in un'applicazione Windows.

Aggiungi il controllo ReportViewer a un'applicazione Windows

  1. Creare una nuova applicazione Windows usando Microsoft C# o Microsoft Visual Basic.

    -O-

    Apri un progetto di applicazione Windows che esce e aggiungi un nuovo modulo.

  2. Localizza il controllo ReportViewer nella Cassetta degli Attrezzi. Se la Cassetta degli Attrezzi non è visibile, puoi accedervi dal menu Visualizza selezionando Cassetta degli Attrezzi.

    Screenshot della Cassetta degli Attrezzi, evidenziando il controllo ReportViewer.

  3. Trascina il controllo ReportViewer sulla superficie di design del modulo Windows.

Nel modulo viene visualizzato un controllo ReportViewer denominato reportViewer1 .

Dopo aver aggiunto il controllo al modulo, viene visualizzato lo smart tag Attività ReportViewer e viene richiesto di selezionare un report.

Se il report che si desidera visualizzare viene distribuito in un server di report, selezionare l'opzione <Report> server dall'elenco a discesa Scegli report . Dopo aver selezionato l'opzione <Report> server, vengono visualizzate altre due proprietà: URL del server di report e Percorso report. L'URL del Report Server è l'indirizzo al server di report e il Percorso del Report è il percorso completo verso il report da renderizzare.

Screenshot dello smart tag ReportViewer Tasks, che evidenzia il report del server.

Se si desidera visualizzare un report in modalità locale, selezionare l'opzione Progetta un nuovo report per avviare progettazione report o selezionare un report che fa già parte del progetto esistente.

Screenshot dello smart tag ReportViewer Tasks, che evidenzia il report locale.

Visualizzare i report in modalità di elaborazione remota

Nell'esempio seguente viene illustrato come eseguire il rendering di un report distribuito in un server di report usando il controllo WinForms ReportViewer. In questo esempio viene utilizzato il report Sales Order Detail incluso nel AdventureWorks2025 progetto di report di esempio.

C#

public partial class Form1 : Form  
{  
    private void Form1_Load(object sender, EventArgs e)  
    {  
        // Set the processing mode for the ReportViewer to Remote  
        reportViewer1.ProcessingMode = ProcessingMode.Remote;  
  
        ServerReport serverReport = reportViewer1.ServerReport;  
  
        // Get a reference to the default credentials  
        System.Net.ICredentials credentials =  
            System.Net.CredentialCache.DefaultCredentials;  
  
        // Get a reference to the report server credentials  
        ReportServerCredentials rsCredentials =  
            serverReport.ReportServerCredentials;  
  
        // Set the credentials for the server report  
        rsCredentials.NetworkCredentials = credentials;  
  
        // Set the report server URL and report path  
        serverReport.ReportServerUrl =   
            new Uri("https:// <Server Name>/reportserver");  
        serverReport.ReportPath =   
            "/AdventureWorks Sample Reports/Sales Order Detail";  
  
        // Create the sales order number report parameter  
        ReportParameter salesOrderNumber = new ReportParameter();  
        salesOrderNumber.Name = "SalesOrderNumber";  
        salesOrderNumber.Values.Add("SO43661");  
  
        // Set the report parameters for the report  
        reportViewer1.ServerReport.SetParameters(  
            new ReportParameter[] { salesOrderNumber });  
  
        // Refresh the report  
        reportViewer1.RefreshReport();  
    }  
}  

VB.NET

Imports Microsoft.Reporting.WinForms  
  
Public Class Form1  
  
    Private Sub Form1_Load(ByVal sender As System.Object, _  
                           ByVal e As System.EventArgs) _  
                           Handles MyBase.Load  
  
        'Set the processing mode for the ReportViewer to Remote  
        reportViewer1.ProcessingMode = ProcessingMode.Remote  
  
        Dim serverReport As ServerReport  
        serverReport = reportViewer1.ServerReport  
  
        'Get a reference to the default credentials  
        Dim credentials As System.Net.ICredentials  
        credentials = System.Net.CredentialCache.DefaultCredentials  
  
        'Get a reference to the report server credentials  
        Dim rsCredentials As ReportServerCredentials  
        rsCredentials = serverReport.ReportServerCredentials  
  
        'Set the credentials for the server report  
        rsCredentials.NetworkCredentials = credentials  
  
        'Set the report server URL and report path  
        serverReport.ReportServerUrl = _  
           New Uri("https://<Server Name>/reportserver")  
        serverReport.ReportPath = _  
           "/AdventureWorks Sample Reports/Sales Order Detail"  
  
        'Create the sales order number report parameter  
        Dim salesOrderNumber As New ReportParameter()  
        salesOrderNumber.Name = "SalesOrderNumber"  
        salesOrderNumber.Values.Add("SO43661")  
  
        'Set the report parameters for the report  
        Dim parameters() As ReportParameter = {salesOrderNumber}  
        serverReport.SetParameters(parameters)  
  
        'Refresh the report  
        reportViewer1.RefreshReport()  
    End Sub  
  
End Class  

Visualizza i report in modalità di elaborazione locale

L'esempio seguente illustra come eseguire il rendering di un report che fa parte dell'applicazione Windows e non viene distribuito in un server di report.

Per aggiungere il rapporto Dettaglio degli Ordini di Vendita a un'applicazione Windows

  1. Aprire il progetto Di Windows in cui si desidera aggiungere il report.

  2. Dal menu Progetto , seleziona Aggiungi Elemento Esistente.

  3. Naviga fino al luogo dove hai installato il AdventureWorks2025 progetto Report Samples.

    Per scaricare gli esempi di report, passare a AdventureWorks Report Samples (Esempi di report AdventureWorks)

  4. Seleziona il file Sales Order Detail.rdl e seleziona il pulsante Aggiungi .

    Il file Sales Order Detail.rdl fa ora parte del progetto.

    Screenshot dell'Esploratore Soluzioni, che evidenzia il rapporto dettagliato degli ordini di vendita.

  5. Clicca con il tasto destro sul file Sales Order Detail.rdl in Esplora soluzioni e seleziona Rinomina. Rinomina il report in Sales Order Detail.rdlc e premi INVIO.

    Se Esplora soluzioni non è visibile, puoi aprirlo dal menu Visualizzaselezionando Esplora soluzioni.

    Annotazioni

    La ridenominazione dell'estensione di file da rdl a rdlc consente di modificare il report usando progettazione report per Microsoft Visual Studio 2005.

  6. Dopo aver rinominato il report, selezionare il file e individuare la finestra Proprietà. Cambia la proprietà Copia in Output Directory in Copia se più nuova.

    Screenshot della finestra Proprietà, evidenziando l'impostazione Copia in Output.

    Se la finestra Proprietà non è visibile, puoi aprirla dal menu Visualizza selezionando Finestra Proprietà.

Il seguente esempio di codice crea un dataset per i dati degli ordini di vendita e poi visualizza il rapporto di dettaglio degli ordini di vendita in modalità locale.

C#

public partial class Form1 : Form  
{  
    private void Form1_Load(object sender, EventArgs e)  
    {  
        // Set the processing mode for the ReportViewer to Local  
        reportViewer1.ProcessingMode = ProcessingMode.Local;  
  
        LocalReport localReport = reportViewer1.LocalReport;  
  
        localReport.ReportPath = "Sales Order Detail.rdlc";  
  
        DataSet dataset = new DataSet("Sales Order Detail");  
  
        string salesOrderNumber = "SO43661";  
  
        // Get the sales order data  
        GetSalesOrderData(salesOrderNumber, ref dataset);  
  
        // Create a report data source for the sales order data  
        ReportDataSource dsSalesOrder = new ReportDataSource();  
        dsSalesOrder.Name = "SalesOrder";  
        dsSalesOrder.Value = dataset.Tables["SalesOrder"];  
  
        localReport.DataSources.Add(dsSalesOrder);  
  
        // Get the sales order detail data  
        GetSalesOrderDetailData(salesOrderNumber, ref dataset);  
  
        // Create a report data source for the sales order detail   
        // data  
        ReportDataSource dsSalesOrderDetail =  
            new ReportDataSource();  
        dsSalesOrderDetail.Name = "SalesOrderDetail";  
        dsSalesOrderDetail.Value =  
            dataset.Tables["SalesOrderDetail"];  
  
        localReport.DataSources.Add(dsSalesOrderDetail);  
  
        // Create a report parameter for the sales order number   
        ReportParameter rpSalesOrderNumber = new ReportParameter();  
        rpSalesOrderNumber.Name = "SalesOrderNumber";  
        rpSalesOrderNumber.Values.Add("SO43661");  
  
        // Set the report parameters for the report  
        localReport.SetParameters(  
            new ReportParameter[] { rpSalesOrderNumber });  
  
        // Refresh the report  
        reportViewer1.RefreshReport();  
    }  
  
    private void GetSalesOrderData(string salesOrderNumber,  
                                   ref DataSet dsSalesOrder)  
    {  
        string sqlSalesOrder =  
            "SELECT SOH.SalesOrderNumber, S.Name AS Store, " +  
            "       SOH.OrderDate, C.FirstName AS SalesFirstName, " +  
            "       C.LastName AS SalesLastName, E.Title AS " +  
            "       SalesTitle, SOH.PurchaseOrderNumber, " +  
            "       SM.Name AS ShipMethod, BA.AddressLine1 " +  
            "       AS BillAddress1, BA.AddressLine2 AS " +  
            "       BillAddress2, BA.City AS BillCity, " +  
            "       BA.PostalCode AS BillPostalCode, BSP.Name " +  
            "       AS BillStateProvince, BCR.Name AS " +  
            "       BillCountryRegion, SA.AddressLine1 AS " +  
            "       ShipAddress1, SA.AddressLine2 AS " +  
            "       ShipAddress2, SA.City AS ShipCity, " +  
            "       SA.PostalCode AS ShipPostalCode, SSP.Name " +  
            "       AS ShipStateProvince, SCR.Name AS " +  
            "       ShipCountryRegion, CC.Phone AS CustPhone, " +  
            "       CC.FirstName AS CustFirstName, CC.LastName " +  
            "       AS CustLastName " +  
            "FROM   Person.Address SA INNER JOIN " +  
            "       Person.StateProvince SSP ON " +  
            "       SA.StateProvinceID = SSP.StateProvinceID " +  
            "       INNER JOIN Person.CountryRegion SCR ON " +  
            "       SSP.CountryRegionCode = SCR.CountryRegionCode " +  
            "       RIGHT OUTER JOIN Sales.SalesOrderHeader SOH " +  
            "       LEFT OUTER JOIN  Person.Contact CC ON " +  
            "       SOH.ContactID = CC.ContactID LEFT OUTER JOIN" +  
            "       Person.Address BA INNER JOIN " +  
            "       Person.StateProvince BSP ON " +  
            "       BA.StateProvinceID = BSP.StateProvinceID " +  
            "       INNER JOIN Person.CountryRegion BCR ON " +  
            "       BSP.CountryRegionCode = " +  
            "       BCR.CountryRegionCode ON SOH.BillToAddressID " +  
            "       = BA.AddressID ON  SA.AddressID = " +  
            "       SOH.ShipToAddressID LEFT OUTER JOIN " +  
            "       Person.Contact C RIGHT OUTER JOIN " +  
            "       HumanResources.Employee E ON C.ContactID = " +  
            "       E.ContactID ON SOH.SalesPersonID = " +  
            "       E.EmployeeID LEFT OUTER JOIN " +  
            "       Purchasing.ShipMethod SM ON SOH.ShipMethodID " +  
            "       = SM.ShipMethodID LEFT OUTER JOIN Sales.Store" +  
            "        S ON SOH.CustomerID = S.CustomerID " +  
            "WHERE  (SOH.SalesOrderNumber = @SalesOrderNumber)";  
  
        SqlConnection connection = new  
            SqlConnection("Data Source=(local); " +  
                          "Initial Catalog=AdventureWorks; " +  
                          "Integrated Security=SSPI");  
  
        SqlCommand command =  
            new SqlCommand(sqlSalesOrder, connection);  
  
        command.Parameters.Add(  
            new SqlParameter("SalesOrderNumber",  
            salesOrderNumber));  
  
        SqlDataAdapter salesOrderAdapter = new  
            SqlDataAdapter(command);  
  
        salesOrderAdapter.Fill(dsSalesOrder, "SalesOrder");  
    }  
  
    private void GetSalesOrderDetailData(string salesOrderNumber,  
                           ref DataSet dsSalesOrder)  
    {  
        string sqlSalesOrderDetail =  
            "SELECT  SOD.SalesOrderDetailID, SOD.OrderQty, " +  
            "        SOD.UnitPrice, CASE WHEN " +  
            "        SOD.UnitPriceDiscount IS NULL THEN 0 " +  
            "        ELSE SOD.UnitPriceDiscount END AS " +  
            "        UnitPriceDiscount, SOD.LineTotal, " +  
            "        SOD.CarrierTrackingNumber, " +  
            "        SOD.SalesOrderID, P.Name, P.ProductNumber " +  
            "FROM    Sales.SalesOrderDetail SOD INNER JOIN " +  
            "        Production.Product P ON SOD.ProductID = " +  
            "        P.ProductID INNER JOIN " +  
            "        Sales.SalesOrderHeader SOH ON " +  
            "        SOD.SalesOrderID = SOH.SalesOrderID " +  
            "WHERE   (SOH.SalesOrderNumber = @SalesOrderNumber) " +  
            "ORDER BY SOD.SalesOrderDetailID";  
  
        using (SqlConnection connection = new  
            SqlConnection("Data Source=(local); " +  
                          "Initial Catalog=AdventureWorks; " +  
                          "Integrated Security=SSPI"))  
        {  
  
            SqlCommand command =  
                new SqlCommand(sqlSalesOrderDetail, connection);  
  
            command.Parameters.Add(  
                new SqlParameter("SalesOrderNumber",  
                salesOrderNumber));  
  
            SqlDataAdapter salesOrderDetailAdapter = new  
                SqlDataAdapter(command);  
  
            salesOrderDetailAdapter.Fill(dsSalesOrder,  
                "SalesOrderDetail");  
        }  
    }  
}  

VB.NET

Imports Microsoft.Data.SqlClient  
Imports Microsoft.Reporting.WinForms  
  
Public Class Form1  
  
    Private Sub Form1_Load(ByVal sender As System.Object, _  
                        ByVal e As System.EventArgs) _  
                        Handles MyBase.Load  
  
        'Set the processing mode for the ReportViewer to Local  
        reportViewer1.ProcessingMode = ProcessingMode.Local  
  
        Dim localReport As LocalReport  
        localReport = reportViewer1.LocalReport  
  
        localReport.ReportEmbeddedResource = _  
            "ReportViewerIntro.Sales Order Detail.rdlc"  
  
        Dim dataset As New DataSet("Sales Order Detail")  
  
        Dim salesOrderNumber As String = "SO43661"  
  
        'Get the sales order data  
        GetSalesOrderData(salesOrderNumber, dataset)  
  
        'Create a report data source for the sales order data  
        Dim dsSalesOrder As New ReportDataSource()  
        dsSalesOrder.Name = "SalesOrder"  
        dsSalesOrder.Value = dataset.Tables("SalesOrder")  
  
        localReport.DataSources.Add(dsSalesOrder)  
  
        'Get the sales order detail data  
        GetSalesOrderDetailData(salesOrderNumber, dataset)  
  
        'Create a report data source for the sales   
        'order detail data  
        Dim dsSalesOrderDetail As New ReportDataSource()  
        dsSalesOrderDetail.Name = "SalesOrderDetail"  
        dsSalesOrderDetail.Value = _  
            dataset.Tables("SalesOrderDetail")  
  
        localReport.DataSources.Add(dsSalesOrderDetail)  
  
        'Create a report parameter for the sales order number   
        Dim rpSalesOrderNumber As New ReportParameter()  
        rpSalesOrderNumber.Name = "SalesOrderNumber"  
        rpSalesOrderNumber.Values.Add("SO43661")  
  
        'Set the report parameters for the report  
        Dim parameters() As ReportParameter = {rpSalesOrderNumber}  
        localReport.SetParameters(parameters)  
  
        'Refresh the report  
        reportViewer1.RefreshReport()  
  
    End Sub  
  
    Private Sub GetSalesOrderData(ByVal salesOrderNumber As String, _  
                               ByRef dsSalesOrder As DataSet)  
  
        Dim sqlSalesOrder As String = _  
            "SELECT SOH.SalesOrderNumber, S.Name AS Store, " & _  
            "       SOH.OrderDate, C.FirstName AS SalesFirstName, " & _  
            "       C.LastName AS SalesLastName, E.Title AS " & _  
            "       SalesTitle, SOH.PurchaseOrderNumber, " & _  
            "       SM.Name AS ShipMethod, BA.AddressLine1 " & _  
            "       AS BillAddress1, BA.AddressLine2 AS " & _  
            "       BillAddress2, BA.City AS BillCity, " & _  
            "       BA.PostalCode AS BillPostalCode, BSP.Name " & _  
            "       AS BillStateProvince, BCR.Name AS " & _  
            "       BillCountryRegion, SA.AddressLine1 AS " & _  
            "       ShipAddress1, SA.AddressLine2 AS " & _  
            "       ShipAddress2, SA.City AS ShipCity, " & _  
            "       SA.PostalCode AS ShipPostalCode, SSP.Name " & _  
            "       AS ShipStateProvince, SCR.Name AS " & _  
            "       ShipCountryRegion, CC.Phone AS CustPhone, " & _  
            "       CC.FirstName AS CustFirstName, CC.LastName " & _  
            "       AS CustLastName " & _  
            "FROM   Person.Address SA INNER JOIN " & _  
            "       Person.StateProvince SSP ON " & _  
            "       SA.StateProvinceID = SSP.StateProvinceID " & _  
            "       INNER JOIN Person.CountryRegion SCR ON " & _  
            "       SSP.CountryRegionCode = SCR.CountryRegionCode " & _  
            "       RIGHT OUTER JOIN Sales.SalesOrderHeader SOH " & _  
            "       LEFT OUTER JOIN  Person.Contact CC ON " & _  
            "       SOH.ContactID = CC.ContactID LEFT OUTER JOIN" & _  
            "       Person.Address BA INNER JOIN " & _  
            "       Person.StateProvince BSP ON " & _  
            "       BA.StateProvinceID = BSP.StateProvinceID " & _  
            "       INNER JOIN Person.CountryRegion BCR ON " & _  
            "       BSP.CountryRegionCode = " & _  
            "       BCR.CountryRegionCode ON SOH.BillToAddressID " & _  
            "       = BA.AddressID ON  SA.AddressID = " & _  
            "       SOH.ShipToAddressID LEFT OUTER JOIN " & _  
            "       Person.Contact C RIGHT OUTER JOIN " & _  
            "       HumanResources.Employee E ON C.ContactID = " & _  
            "       E.ContactID ON SOH.SalesPersonID = " & _  
            "       E.EmployeeID LEFT OUTER JOIN " & _  
            "       Purchasing.ShipMethod SM ON SOH.ShipMethodID " & _  
            "       = SM.ShipMethodID LEFT OUTER JOIN Sales.Store" & _  
            "        S ON SOH.CustomerID = S.CustomerID " & _  
            "WHERE  (SOH.SalesOrderNumber = @SalesOrderNumber)"  
  
        Using connection As New SqlConnection( _  
                      "Data Source=(local); " & _  
                      "Initial Catalog=AdventureWorks; " & _  
                      "Integrated Security=SSPI")  
  
            Dim command As New SqlCommand(sqlSalesOrder, connection)  
  
            Dim parameter As New SqlParameter("SalesOrderNumber", _  
                salesOrderNumber)  
            command.Parameters.Add(parameter)  
  
            Dim salesOrderAdapter As New SqlDataAdapter(command)  
  
            salesOrderAdapter.Fill(dsSalesOrder, "SalesOrder")  
  
        End Using  
  
    End Sub  
  
    Private Sub GetSalesOrderDetailData( _  
                           ByVal salesOrderNumber As String, _  
                           ByRef dsSalesOrder As DataSet)  
  
        Dim sqlSalesOrderDetail As String = _  
            "SELECT  SOD.SalesOrderDetailID, SOD.OrderQty, " & _  
            "        SOD.UnitPrice, CASE WHEN " & _  
            "        SOD.UnitPriceDiscount IS NULL THEN 0 " & _  
            "        ELSE SOD.UnitPriceDiscount END AS " & _  
            "        UnitPriceDiscount, SOD.LineTotal, " & _  
            "        SOD.CarrierTrackingNumber, " & _  
            "        SOD.SalesOrderID, P.Name, P.ProductNumber " & _  
            "FROM    Sales.SalesOrderDetail SOD INNER JOIN " & _  
            "        Production.Product P ON SOD.ProductID = " & _  
            "        P.ProductID INNER JOIN " & _  
            "        Sales.SalesOrderHeader SOH ON " & _  
            "        SOD.SalesOrderID = SOH.SalesOrderID " & _  
            "WHERE   (SOH.SalesOrderNumber = @SalesOrderNumber) " & _  
            "ORDER BY SOD.SalesOrderDetailID"  
  
        Using connection As New SqlConnection( _  
                      "Data Source=(local); " & _  
                      "Initial Catalog=AdventureWorks; " & _  
                      "Integrated Security=SSPI")  
  
            Dim command As New SqlCommand(sqlSalesOrderDetail, _  
                                          connection)  
  
            Dim parameter As New SqlParameter("SalesOrderNumber", _  
                salesOrderNumber)  
            command.Parameters.Add(parameter)  
  
            Dim salesOrderDetailAdapter As New SqlDataAdapter(command)  
  
            salesOrderDetailAdapter.Fill(dsSalesOrder, _  
                "SalesOrderDetail")  
  
        End Using  
  
    End Sub  
  
End Class