SharedProperty クラス

定義

名前空間:

System.EnterpriseServices

アセンブリ:

System.EnterpriseServices.dll

共有プロパティにアクセスします。 このクラスは継承できません。

public ref class SharedProperty sealed

[System.Runtime.InteropServices.ComVisible(false)]
public sealed class SharedProperty

[<System.Runtime.InteropServices.ComVisible(false)>]
type SharedProperty = class

Public NotInheritable Class SharedProperty

継承

Object

SharedProperty

属性

ComVisibleAttribute

例

次のコード例は、共有プロパティを作成し、共有プロパティに格納されている値を設定および取得する方法を示しています。

#using <System.EnterpriseServices.dll>

using namespace System;
using namespace System::EnterpriseServices;
using namespace System::Reflection;

[assembly:AssemblyKeyFile("..\\common\\key.snk")];
[assembly:ApplicationName("ReceiptNumberGenerator")];
[assembly:ApplicationActivation(ActivationOption::Library)];

public ref class ReceiptNumberGeneratorClass
{
public:

   // Generates a new receipt number based on the receipt number
   // stored by the Shared Property Manager (SPM)
   int GetNextReceiptNumber()
   {
      bool groupExists;
      bool propertyExists;
      int nextReceiptNumber = 0;
      PropertyLockMode lockMode = PropertyLockMode::SetGet;
      PropertyReleaseMode releaseMode = PropertyReleaseMode::Standard;
      
      // Create a shared property group manager.
      SharedPropertyGroupManager^ groupManager = gcnew SharedPropertyGroupManager;

      // Create a shared property group.
      SharedPropertyGroup^ group =
         groupManager->CreatePropertyGroup( "Receipts",  lockMode,  releaseMode,  groupExists );

      // Create a shared property.
      SharedProperty^ ReceiptNumber;
      ReceiptNumber = group->CreateProperty( "ReceiptNumber",  propertyExists );

      // Retrieve the value from shared property, and increment the shared 
      // property value.
      nextReceiptNumber =  safe_cast<int>(ReceiptNumber->Value);
      ReceiptNumber->Value = nextReceiptNumber + 1;

      // Return nextReceiptNumber
      return nextReceiptNumber;
   }
};

using System;
using System.EnterpriseServices;
using System.Reflection;

[assembly: ApplicationName("ReceiptNumberGenerator")]
[assembly: ApplicationActivation(ActivationOption.Library)]

public class ReceiptNumberGeneratorClass
{
    // Generates a new receipt number based on the receipt number
    // stored by the Shared Property Manager (SPM)
    public int GetNextReceiptNumber()
    {
        bool groupExists,propertyExists;
        int nextReceiptNumber = 0;
        PropertyLockMode lockMode = PropertyLockMode.SetGet;
        PropertyReleaseMode releaseMode = PropertyReleaseMode.Standard;

        // Create a shared property group manager.
        SharedPropertyGroupManager groupManager = new SharedPropertyGroupManager();
        // Create a shared property group.
        SharedPropertyGroup group = groupManager.CreatePropertyGroup("Receipts",
                                   ref lockMode, ref releaseMode, out groupExists);
        // Create a shared property.
        SharedProperty ReceiptNumber;
        ReceiptNumber = group.CreateProperty("ReceiptNumber",out propertyExists);
        // Retrieve the value from shared property, and increment the shared
        // property value.
        nextReceiptNumber = (int) ReceiptNumber.Value;
        ReceiptNumber.Value = nextReceiptNumber + 1;
        // Return nextReceiptNumber
        return nextReceiptNumber;
    }
}

Imports System.EnterpriseServices
Imports System.Reflection

<Assembly: ApplicationName("ReceiptNumberGenerator")> 
<Assembly: ApplicationActivation(ActivationOption.Library)> 
 

Public Class ReceiptNumberGeneratorClass
    
    ' Generates a new receipt number based on the receipt number
    ' stored by the Shared Property Manager (SPM)
    Public Function GetNextReceiptNumber() As Integer 
        Dim groupExists, propertyExists As Boolean
        Dim nextReceiptNumber As Integer = 0
        Dim lockMode As PropertyLockMode = PropertyLockMode.SetGet
        Dim releaseMode As PropertyReleaseMode = PropertyReleaseMode.Standard
        
        ' Create a shared property group manager.
        Dim groupManager As New SharedPropertyGroupManager()

        ' Create a shared property group.
        Dim group As SharedPropertyGroup = groupManager.CreatePropertyGroup("Receipts", lockMode, releaseMode, groupExists)
        ' Create a shared property.
        Dim ReceiptNumber As SharedProperty
        ReceiptNumber = group.CreateProperty("ReceiptNumber", propertyExists)

        ' Retrieve the value from shared property, and increment the shared 
        ' property value.
        nextReceiptNumber = Fix(ReceiptNumber.Value)
        ReceiptNumber.Value = nextReceiptNumber + 1

        ' Return nextReceiptNumber
        Return nextReceiptNumber
    
    End Function 'GetNextReceiptNumber

End Class

プロパティ

Value

共有プロパティの値を取得または設定します。

メソッド

Equals(Object)	指定されたオブジェクトが現在のオブジェクトと等しいかどうかを判断します。 (継承元 Object)
GetHashCode()	既定のハッシュ関数として機能します。 (継承元 Object)
GetType()	現在のインスタンスの Type を取得します。 (継承元 Object)
MemberwiseClone()	現在の Object の簡易コピーを作成します。 (継承元 Object)
ToString()	現在のオブジェクトを表す文字列を返します。 (継承元 Object)