PrintDialog.ShowDialog Méthode
Définition
Important
Certaines informations portent sur la préversion du produit qui est susceptible d’être en grande partie modifiée avant sa publication. Microsoft exclut toute garantie, expresse ou implicite, concernant les informations fournies ici.
Appelle PrintDialog en tant que boîte de dialogue modale.
public:
Nullable<bool> ShowDialog();
[System.Security.SecurityCritical]
public bool? ShowDialog ();
public bool? ShowDialog ();
[<System.Security.SecurityCritical>]
member this.ShowDialog : unit -> Nullable<bool>
member this.ShowDialog : unit -> Nullable<bool>
Public Function ShowDialog () As Nullable(Of Boolean)
Retours
true
si un utilisateur clique sur Imprimer ; false
si un utilisateur clique sur Annuler ; ou null
si un utilisateur ferme la boîte de dialogue sans cliquer sur Imprimer ou Annuler.
- Attributs
Exemples
L’exemple suivant montre comment utiliser la méthode dans le ShowDialog code.
private void InvokePrint(object sender, RoutedEventArgs e)
{
// Create the print dialog object and set options
PrintDialog pDialog = new PrintDialog();
pDialog.PageRangeSelection = PageRangeSelection.AllPages;
pDialog.UserPageRangeEnabled = true;
// Display the dialog. This returns true if the user presses the Print button.
Nullable<Boolean> print = pDialog.ShowDialog();
if (print == true)
{
XpsDocument xpsDocument = new XpsDocument("C:\\FixedDocumentSequence.xps", FileAccess.ReadWrite);
FixedDocumentSequence fixedDocSeq = xpsDocument.GetFixedDocumentSequence();
pDialog.PrintDocument(fixedDocSeq.DocumentPaginator, "Test print job");
}
}
Private Sub InvokePrint(ByVal sender As Object, ByVal e As RoutedEventArgs)
' Create the print dialog object and set options
Dim pDialog As New PrintDialog()
pDialog.PageRangeSelection = PageRangeSelection.AllPages
pDialog.UserPageRangeEnabled = True
' Display the dialog. This returns true if the user presses the Print button.
Dim print? As Boolean = pDialog.ShowDialog()
If print = True Then
Dim xpsDocument As New XpsDocument("C:\FixedDocumentSequence.xps", FileAccess.ReadWrite)
Dim fixedDocSeq As FixedDocumentSequence = xpsDocument.GetFixedDocumentSequence()
pDialog.PrintDocument(fixedDocSeq.DocumentPaginator, "Test print job")
End If
End Sub