PackageStore.RemovePackage(Uri) Méthode

Référence

Définition

Espace de noms:: System.IO.Packaging

Assembly:: PresentationCore.dll

Important

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Supprime le Package avec un URI spécifié du magasin.

public:
 static void RemovePackage(Uri ^ uri);

public static void RemovePackage (Uri uri);

static member RemovePackage : Uri -> unit

Public Shared Sub RemovePackage (uri As Uri)

Paramètres

uri: Uri

URI (Uniform Resource Identifier) du package à supprimer.

Exceptions

ArgumentNullException

packageUri a la valeur null.

ArgumentException

packageUri est un URI de package non valide.

Exemples

L'exemple suivant illustre l'utilisation de la méthode RemovePackage.

// --------------------------- CloseDocument --------------------------
/// <summary>
///   Closes the document currently displayed in
///   the DocumentViewer control.</summary>
public void CloseDocument()
{
    if (_xpsFile != null)
    {
        ShowStatus("Closing '" + Filename(_xpsFile) + "'");
        DocViewer.Document = null;
        _xpsFile = null;
    }

    // If the package is open, close it.
    if (_xpsPackage != null)
    {
        _xpsPackage.Close();
        _xpsPackage = null;
    }

    // The package is closed, remove it from the store.
    if (_packageUri != null)
    {
        PackageStore.RemovePackage(_packageUri);
        _packageUri = null;
    }

    // Disable document-related selections when there's no document.
    menuFileClose.IsEnabled = false;
    menuFilePrint.IsEnabled = false;
    menuViewIncreaseZoom.IsEnabled = false;
    menuViewDecreaseZoom.IsEnabled = false;
    this.Title = "RightsManagedPackageViewer SDK Sample";
    ShowPrompt(
        "Click 'File | Open...' to select a file to open and view.");
    rightsBlock.Text = "";
}// end:CloseDocument

' --------------------------- CloseDocument --------------------------
''' <summary>
'''   Closes the document currently displayed in
'''   the DocumentViewer control.</summary>
Public Sub CloseDocument()
    If _xpsFile IsNot Nothing Then
        ShowStatus("Closing '" & Filename(_xpsFile) & "'")
        DocViewerProperty.Document = Nothing
        _xpsFile = Nothing
    End If

    ' If the package is open, close it.
    If _xpsPackage IsNot Nothing Then
        _xpsPackage.Close()
        _xpsPackage = Nothing
    End If

    ' The package is closed, remove it from the store.
    If _packageUri IsNot Nothing Then
        PackageStore.RemovePackage(_packageUri)
        _packageUri = Nothing
    End If

    ' Disable document-related selections when there's no document.
    menuFileClose.IsEnabled = False
    menuFilePrint.IsEnabled = False
    menuViewIncreaseZoom.IsEnabled = False
    menuViewDecreaseZoom.IsEnabled = False
    Me.Title = "RightsManagedPackageViewer SDK Sample"
    ShowPrompt("Click 'File | Open...' to select a file to open and view.")
    rightsBlock.Text = ""

End Sub

Remarques

packageUri correspond aux URI spécifiés dans l’appel de méthode AddPackage .

Note de sécurité Cette méthode requiert EnvironmentPermission tous les types personnalisés Package (non).ZipPackage

S’applique à