ResourceProviderFactory.CreateLocalResourceProvider メソッド
アセンブリ: System.Web (system.web.dll 内)

Public MustOverride Function CreateLocalResourceProvider ( _ virtualPath As String _ ) As IResourceProvider
Dim instance As ResourceProviderFactory Dim virtualPath As String Dim returnValue As IResourceProvider returnValue = instance.CreateLocalResourceProvider(virtualPath)
戻り値
IResourceProvider。

派生クラスでオーバーライドされると、このメソッドは指定された virtualPath パラメータに対応する IResourceProvider オブジェクトを返します。このメソッドは、virtualPath がリソース ファイルにマップされるように実装できます。

カスタマイズされたリソース プロバイダ ファクトリが CreateLocalResourceProvider メソッドを実装してキャッシュされた値を取得するコード例を次に示します。
<DesignTimeResourceProviderFactoryAttribute(GetType(CustomDesignTimeResourceProviderFactory))> _ Public Class CustomResourceProviderFactory Inherits ResourceProviderFactory Public Overrides Function CreateGlobalResourceProvider(ByVal classname As String) As IResourceProvider Return New CustomResourceProvider(Nothing, classname) End Function Public Overrides Function CreateLocalResourceProvider(ByVal virtualPath As String) As IResourceProvider Return New CustomResourceProvider(virtualPath, Nothing) End Function End Class ' Define the resource provider for global and local resources. Friend Class CustomResourceProvider Implements IResourceProvider Dim _virtualPath As String Dim _className As String Public Sub New(ByVal virtualPath As String, ByVal classname As String) _virtualPath = virtualPath _className = classname End Sub Private Function GetResourceCache(ByVal culturename As String) As IDictionary Return System.Web.HttpContext.Current.Cache(culturename) End Function Function GetObject(ByVal resourceKey As String, ByVal culture As CultureInfo) As Object Implements IResourceProvider.GetObject Dim value As Object Dim cultureName As String cultureName = Nothing If (IsNothing(culture)) Then cultureName = CultureInfo.CurrentUICulture.Name Else cultureName = culture.Name End If value = GetResourceCache(cultureName)(resourceKey) If (value = Nothing) Then value = GetResourceCache(Nothing)(resourceKey) End If Return value End Function ReadOnly Property ResourceReader() As IResourceReader Implements IResourceProvider.ResourceReader Get Dim cultureName As String Dim currentUICulture As CultureInfo cultureName = Nothing currentUICulture = CultureInfo.CurrentUICulture If (Not (String.Equals(currentUICulture.Name, CultureInfo.InstalledUICulture.Name))) Then cultureName = currentUICulture.Name End If Return New CustomResourceReader(GetResourceCache(cultureName)) End Get End Property End Class Friend NotInheritable Class CustomResourceReader Implements IResourceReader Private _resources As IDictionary Public Sub New(ByVal resources As IDictionary) _resources = resources End Sub Function GetEnumerator1() As IDictionaryEnumerator Implements IResourceReader.GetEnumerator Return _resources.GetEnumerator() End Function Sub Close() Implements IResourceReader.Close End Sub Function GetEnumerator() As IEnumerator Implements IEnumerable.GetEnumerator Return _resources.GetEnumerator() End Function Sub Dispose() Implements IDisposable.Dispose End Sub End Class
[ DesignTimeResourceProviderFactoryAttribute( typeof(CustomDesignTimeResourceProviderFactory)) ] public class CustomResourceProviderFactory : ResourceProviderFactory { public override IResourceProvider CreateGlobalResourceProvider(string classname) { return new CustomResourceProvider(null, classname); } public override IResourceProvider CreateLocalResourceProvider(string virtualPath) { return new CustomResourceProvider(virtualPath, null); } } // Define the resource provider for global and local resources. internal class CustomResourceProvider : IResourceProvider { string _virtualPath; string _className; public CustomResourceProvider(string virtualPath, string classname) { _virtualPath = virtualPath; _className = classname; } private IDictionary GetResourceCache(string culturename) { return (IDictionary) System.Web.HttpContext.Current.Cache[culturename]; } object IResourceProvider.GetObject (string resourceKey, CultureInfo culture) { object value; string cultureName = null; if (culture != null) { cultureName = culture.Name; } else { cultureName = CultureInfo.CurrentUICulture.Name; } value = GetResourceCache(cultureName)[resourceKey]; if (value == null) { value = GetResourceCache(null)[resourceKey]; } return value; } IResourceReader IResourceProvider.ResourceReader { get { string cultureName = null; CultureInfo currentUICulture = CultureInfo.CurrentUICulture; if (!String.Equals(currentUICulture.Name, CultureInfo.InstalledUICulture.Name)) { cultureName = currentUICulture.Name; } return new CustomResourceReader (GetResourceCache(cultureName)); } } } internal sealed class CustomResourceReader : IResourceReader { private IDictionary _resources; public CustomResourceReader(IDictionary resources) { _resources = resources; } IDictionaryEnumerator IResourceReader.GetEnumerator() { return _resources.GetEnumerator(); } void IResourceReader.Close() { } IEnumerator IEnumerable.GetEnumerator() { return _resources.GetEnumerator(); } void IDisposable.Dispose() { return; } }

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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