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InstallerCollection.Add Method

Adds the specified installer to this collection of installers.

[Visual Basic]
Public Function Add( _
   ByVal value As Installer _
) As Integer
[C#]
public int Add(
 Installer value
);
[C++]
public: int Add(
 Installer* value
);
[JScript]
public function Add(
   value : Installer
) : int;

Parameters

value
An Installer that represents the installer to add to the collection.

Return Value

The zero-based index of the added installer.

Remarks

The Parent property of the added Installer is set to specify the Installer containing this collection.

Example

[Visual Basic, C#, C++] The following example is an excerpt of the example in the InstallerCollection class.

[Visual Basic] 
Imports System
Imports System.ComponentModel
Imports System.Collections
Imports System.Configuration.Install
Imports System.IO

Public Class InstallerCollection_Add
   
   'Entry point which delegates to C-style main Private Function
   Public Overloads Shared Sub Main()
      Main(System.Environment.GetCommandLineArgs())
   End Sub
   
   Overloads Public Shared Sub Main(args() As String)
      Dim options As New ArrayList()
      Dim myOption As String
      Dim toUnInstall As Boolean = False
      Dim toPrintHelp As Boolean = False
      Dim myTransactedInstaller As New TransactedInstaller()
      Dim myAssemblyInstaller As AssemblyInstaller
      Dim myInstallContext As InstallContext
      
      Try
         Dim i As Integer
         For i = 1 To args.Length - 1
            ' Process the arguments.
            If args(i).StartsWith("/") Or args(i).StartsWith("-") Then
               myOption = args(i).Substring(1)
               ' Determine whether the option is to 'uninstall' a assembly.
               If String.Compare(myOption, "u", True) = 0 Or String.Compare(myOption, "uninstall", _
                                                                              True) = 0 Then
                  toUnInstall = True
                  GoTo ContinueFor1
               End If
               ' Determine whether the option is for printing help information.
               If String.Compare(myOption, "?", True) = 0 Or String.Compare(myOption, "help", _
                                                                                 True) = 0 Then
                  toPrintHelp = True
                  GoTo ContinueFor1
               End If
               ' Add the option encountered to the list of all options
               ' encountered for the current assembly.
               options.Add(myOption)
            Else
               ' Determine whether the assembly file exists.
               If Not File.Exists(args(i)) Then
                  ' If assembly file doesn't exist then print error.
                  Console.WriteLine(" Error : {0} - Assembly file doesn't exist.", args(i))
                  Return
               End If
               ' Create an instance of 'AssemblyInstaller' that installs the given assembly.
               myAssemblyInstaller = New AssemblyInstaller(args(i), CType(options.ToArray _
                                                               (GetType(String)), String()))
               ' Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
               myTransactedInstaller.Installers.Add(myAssemblyInstaller)
            End If
         ContinueFor1: 
         Next i
         ' If user requested help or didn't provide any assemblies to install
         ' then print help message.
         If toPrintHelp Or myTransactedInstaller.Installers.Count = 0 Then
            PrintHelpMessage()
            Return
         End If
         
         ' Create an instance of 'InstallContext' with the options specified.
         myInstallContext = New InstallContext("Install.log", CType(options.ToArray _
                                                               (GetType(String)), String()))
         myTransactedInstaller.Context = myInstallContext
         
         ' Install or Uninstall an assembly depending on the option provided.
         If Not toUnInstall Then
            myTransactedInstaller.Install(New Hashtable())
         Else
            myTransactedInstaller.Uninstall(Nothing)
         End If
      Catch e As Exception
         Console.WriteLine(" Exception raised : {0}", e.Message)
      End Try
   End Sub 'Main

   Public Shared Sub PrintHelpMessage()
      Console.WriteLine("Usage : InstallerCollection_Add [/u | /uninstall] [option [...]]assembly"+ _
                                                               "[[option [...]] assembly] [...]]")
      Console.WriteLine("InstallerCollection_Add executes the installers in each of" + _
      " the given assembly. If /u or /uninstall option is given it uninstalls the assemblies.")
   End Sub 'PrintHelpMessage
End Class 'InstallerCollection_Add

[C#] 
using System;
using System.ComponentModel;
using System.Collections;
using System.Configuration.Install;
using System.IO;

public class InstallerCollection_Add
{
   public static void Main(String[] args)
   {
      ArrayList options = new ArrayList();
      String myOption;
      bool toUnInstall = false;
      bool toPrintHelp = false;
      TransactedInstaller myTransactedInstaller = new TransactedInstaller();
      AssemblyInstaller myAssemblyInstaller;
      InstallContext myInstallContext;

      try
      {
         for(int i = 0; i < args.Length; i++)
         {
            // Process the arguments.
            if(args[i].StartsWith("/") || args[i].StartsWith("-"))
            {
               myOption = args[i].Substring(1);
               // Determine whether the option is to 'uninstall' a assembly.
               if(String.Compare(myOption, "u", true) == 0 ||
                  String.Compare(myOption, "uninstall", true) == 0)
               {
                  toUnInstall = true;
                  continue;
               }
               // Determine whether the option is for printing help information.
               if(String.Compare(myOption, "?", true) == 0 ||
                  String.Compare(myOption, "help", true) == 0)
               {
                  toPrintHelp = true;
                  continue;
               }
               // Add the option encountered to the list of all options
               // encountered for the current assembly.
               options.Add(myOption);
            }
            else
            {
               // Determine whether the assembly file exists.
               if(!File.Exists(args[i]))
               {
                  // If assembly file doesn't exist then print error.
                  Console.WriteLine(" Error : {0} - Assembly file doesn't exist.", args[i]);
                  return;
               }
               // Create an instance of 'AssemblyInstaller' that installs the given assembly.
               myAssemblyInstaller = new AssemblyInstaller(args[i],
                  (string[]) options.ToArray(typeof(string)));
               // Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
               myTransactedInstaller.Installers.Add(myAssemblyInstaller);
            }
         }
         // If user requested help or didn't provide any assemblies to install
         // then print help message.
         if(toPrintHelp || myTransactedInstaller.Installers.Count == 0)
         {
            PrintHelpMessage();
            return;
         }

         // Create an instance of 'InstallContext' with the options specified.
         myInstallContext =
            new InstallContext("Install.log",
            (string[]) options.ToArray(typeof(string)));
         myTransactedInstaller.Context = myInstallContext;

         // Install or Uninstall an assembly depending on the option provided.
         if(!toUnInstall)
            myTransactedInstaller.Install(new Hashtable());
         else
            myTransactedInstaller.Uninstall(null);
      }
      catch(Exception e)
      {
         Console.WriteLine(" Exception raised : {0}", e.Message);
      }
   }

   public static void PrintHelpMessage()
   {
      Console.WriteLine("Usage : InstallerCollection_Add [/u | /uninstall] [option [...]] assembly" +
         "[[option [...]] assembly] [...]]");
      Console.WriteLine("InstallerCollection_Add executes the installers in each of" +
         " the given assembly. If /u or /uninstall option" +
         " is given it uninstalls the assemblies.");
   }
}

[C++] 
#using <mscorlib.dll>
#using <System.dll>
#using <System.Configuration.Install.dll>

using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Configuration::Install;
using namespace System::IO;

void PrintHelpMessage() {
    Console::WriteLine(S"Usage : InstallerCollection_Add [/u | /uninstall] [option [...]] assembly [->Item[option [...]] assembly] [...]]");
    Console::WriteLine(S"InstallerCollection_Add executes the installers in each of  the given assembly. If /u or /uninstall");
    Console::WriteLine(S"option  is given it uninstalls the assemblies.");
}

int main() {
    String* args[] = Environment::GetCommandLineArgs();
    ArrayList* options = new ArrayList();
    String* myOption;
    bool toUnInstall = false;
    bool toPrintHelp = false;
    TransactedInstaller* myTransactedInstaller = new TransactedInstaller();
    AssemblyInstaller* myAssemblyInstaller;
    InstallContext* myInstallContext;

    try {
        for (int i = 0; i < args->Length; i++) {
            // Process the arguments.
            if (args[i]->StartsWith(S"/") || args[i]->StartsWith(S"-")) {
                myOption = args[i]->Substring(1);
                // Determine whether the option is to 'uninstall' a assembly.
                if (String::Compare(myOption, S"u", true) == 0 ||
                    String::Compare(myOption, S"uninstall", true) == 0) {
                        toUnInstall = true;
                        continue;
                    }
                    // Determine whether the option is for printing help information.
                    if (String::Compare(myOption, S"?", true) == 0 ||
                        String::Compare(myOption, S"help", true) == 0) {
                            toPrintHelp = true;
                            continue;
                        }
                        // Add the option encountered to the list of all options
                        // encountered for the current assembly.
                        options->Add(myOption);
            } else {
                // Determine whether the assembly file exists.
                if (!File::Exists(args[i])) {
                    // If assembly file doesn't exist then print error.
                    Console::WriteLine(S" Error : {0} - Assembly file doesn't exist.", args[i]);
                    return 0;
                }
                // Create an instance of 'AssemblyInstaller' that installs the given assembly.
                myAssemblyInstaller = new AssemblyInstaller(args[i],
                    __try_cast<String*[]>(options->ToArray(__typeof(String))));
                // Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
                myTransactedInstaller->Installers->Add(myAssemblyInstaller);
            }
        }
        // If user requested help or didn't provide any assemblies to install
        // then print help message.
        if (toPrintHelp || myTransactedInstaller->Installers->Count == 0) {
            PrintHelpMessage();
            return 0;
        }

        // Create an instance of 'InstallContext' with the options specified.
        myInstallContext = new InstallContext(S"Install.log",
            __try_cast<String*[]>(options->ToArray(__typeof(String))));
        myTransactedInstaller->Context = myInstallContext;

        // Install or Uninstall an assembly depending on the option provided.
        if(!toUnInstall)
            myTransactedInstaller->Install(new Hashtable());
        else
            myTransactedInstaller->Uninstall(0);
    } catch (Exception* e) {
        Console::WriteLine(S" Exception raised : {0}", e->Message);
    }
}

[JScript] No example is available for JScript. To view a Visual Basic, C#, or C++ example, click the Language Filter button Language Filter in the upper-left corner of the page.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

.NET Framework Security: 

See Also

InstallerCollection Class | InstallerCollection Members | System.Configuration.Install Namespace | AddRange | Remove | Installer

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