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第 1 課:建立 RDL 產生器 Visual Studio 專案

在這個教學課程中,您會建立簡單的主控台應用程式。這個教學課程假設您是在 Microsoft Visual Studio 中進行開發工作。

建立主控台應用程式

  1. [檔案] 功能表上,指向 [新增],然後按一下 [專案] 來開啟 [新增專案] 對話方塊。

  2. [專案類型] 窗格中,按一下 [Visual Basic][Visual C#] 節點。

  3. 按一下 [主控台應用程式] 圖示。

  4. [名稱] 方塊中,輸入專案的名稱。輸入名稱 SampleRDLGenerator。

  5. [位置] 方塊中,輸入想要的專案儲存路徑,或按一下 [瀏覽] 來導覽到資料夾。

  6. 按一下 [確定]。專案的摺疊檢視會顯示於 [方案總管] 中。

    在 [方案總管] 中,展開專案節點。預設名稱為 Program.cs (在 Visual Basic 中則為 Module1.vb) 的程式碼檔案已加入專案中。

當建立完成應用程式的範本後,將程式碼檔案的內容取代成下列程式碼:

Imports System
Imports System.Collections
Imports System.Data
Imports System.Data.SqlClient
Imports System.IO
Imports System.Text
Imports System.Xml

Namespace SampleRDLGenerator
   Class RdlGenerator
      Private m_connection As SqlConnection
      Private m_connectString As String
      Private m_commandText As String
      Private m_fields As ArrayList
      
      
      Public Shared Sub Main()
         Dim myRdlGenerator As New RdlGenerator()
         myRdlGenerator.Run()
      End Sub 'Main
      
      
      Public Sub Run()
         Try
            ' Call methods to create the RDL
            Me.OpenConnection()
            Me.GenerateFieldsList()
            Me.GenerateRdl()
            
            Console.WriteLine("RDL file generated successfully.")
         
         Catch exception As Exception
            Console.WriteLine(("An error occurred: " + exception.Message))
         
         Finally
            ' Close the connection string
            m_connection.Close()
         End Try
      End Sub 'Run
      
      
      Public Sub OpenConnection()
      End Sub 'OpenConnection
      
      ' TODO: Open a connection to the sample database
      
      Public Sub GenerateFieldsList()
      End Sub 'GenerateFieldsList
      
      ' TODO: Generate a list of fields for a report query
      
      Public Sub GenerateRdl()
      End Sub 'GenerateRdl
   End Class 'RdlGenerator ' TODO: Generate RDL using XmlTextWriter
End Namespace 'SampleRDLGenerator
using System;
using System.Collections;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Text;
using System.Xml;

namespace SampleRDLGenerator
{
   class RdlGenerator
   {
      SqlConnection m_connection;
      string m_connectString;
      string m_commandText;
      ArrayList m_fields;

      public static void Main()
      {
         RdlGenerator myRdlGenerator = new RdlGenerator();
         myRdlGenerator.Run();
      }

      public void Run()
      {
         try
         {
            // Call methods to create the RDL
            this.OpenConnection();
            this.GenerateFieldsList();
            this.GenerateRdl();

            Console.WriteLine("RDL file generated successfully.");
         }

         catch (Exception exception)
         {
            Console.WriteLine("An error occurred: " + exception.Message);
         }

         finally
         {
            // Close the connection string
            m_connection.Close();
         }
      }

      public void OpenConnection()
      {
         // TODO: Open a connection to the sample database
      }

      public void GenerateFieldsList()
      {
         // TODO: Generate a list of fields for a report query
      }

      public void GenerateRdl()
      {
         // TODO: Generate RDL using XmlTextWriter
      }
   }
}