PrinterSettings.InstalledPrinters Propriedade

Definição

Obtém os nomes de todas as impressoras instaladas no computador.Gets the names of all printers installed on the computer.

public:
 static property System::Drawing::Printing::PrinterSettings::StringCollection ^ InstalledPrinters { System::Drawing::Printing::PrinterSettings::StringCollection ^ get(); };
public static System.Drawing.Printing.PrinterSettings.StringCollection InstalledPrinters { get; }
member this.InstalledPrinters : System.Drawing.Printing.PrinterSettings.StringCollection
Public Shared ReadOnly Property InstalledPrinters As PrinterSettings.StringCollection

Valor da propriedade

PrinterSettings.StringCollection

Um PrinterSettings.StringCollection que representa os nomes de todas as impressoras instaladas no computador.A PrinterSettings.StringCollection that represents the names of all printers installed on the computer.

Exceções

Não foi possível enumerar as impressoras disponíveis.The available printers could not be enumerated.

Exemplos

O exemplo de código a seguir popula a comboInstalledPrinters caixa de combinação com as impressoras instaladas e também define a impressora a ser impressa, usando a PrinterName propriedade, quando a seleção é alterada.The following code example populates the comboInstalledPrinters combo box with the installed printers and also sets the printer to print, using the PrinterName property, when the selection changes. A PopulateInstalledPrintersCombo rotina é chamada quando o formulário está sendo inicializado.The PopulateInstalledPrintersCombo routine is called when the form is being initialized. O exemplo requer que uma PrintDocument variável nomeada printDoc exista e que a caixa de combinação específica exista.The example requires that a PrintDocument variable named printDoc exists and that the specific combo box exists.

private:
   void PopulateInstalledPrintersCombo()
   {
      // Add list of installed printers found to the combo box.
      // The pkInstalledPrinters String will be used to provide the display String.
      String^ pkInstalledPrinters;
      for ( int i = 0; i < PrinterSettings::InstalledPrinters->Count; i++ )
      {
         pkInstalledPrinters = PrinterSettings::InstalledPrinters[ i ];
         comboInstalledPrinters->Items->Add( pkInstalledPrinters );
      }
   }

   void comboInstalledPrinters_SelectionChanged( Object^ sender, System::EventArgs^ e )
   {
      // Set the printer to a printer in the combo box when the selection changes.
      if ( comboInstalledPrinters->SelectedIndex != -1 )
      {
         // The combo box's Text property returns the selected item's text, which is the printer name.
         printDoc->PrinterSettings->PrinterName = comboInstalledPrinters->Text;
      }
   }
private void PopulateInstalledPrintersCombo()
{
    // Add list of installed printers found to the combo box.
    // The pkInstalledPrinters string will be used to provide the display string.
    String pkInstalledPrinters;
    for (int i = 0; i < PrinterSettings.InstalledPrinters.Count; i++){
        pkInstalledPrinters = PrinterSettings.InstalledPrinters[i];
        comboInstalledPrinters.Items.Add(pkInstalledPrinters);
    }
}

private void comboInstalledPrinters_SelectionChanged(object sender, System.EventArgs e)
{

    // Set the printer to a printer in the combo box when the selection changes.

    if (comboInstalledPrinters.SelectedIndex != -1) 
    {
        // The combo box's Text property returns the selected item's text, which is the printer name.
        printDoc.PrinterSettings.PrinterName= comboInstalledPrinters.Text;
    }
}
Private Sub PopulateInstalledPrintersCombo()
    ' Add list of installed printers found to the combo box.
    ' The pkInstalledPrinters string will be used to provide the display string.
    Dim i as Integer
    Dim pkInstalledPrinters As String

    For i = 0 to PrinterSettings.InstalledPrinters.Count - 1
        pkInstalledPrinters = PrinterSettings.InstalledPrinters.Item(i)
        comboInstalledPrinters.Items.Add(pkInstalledPrinters)
    Next
End Sub

Private Sub comboInstalledPrinters_SelectionChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles comboInstalledPrinters.SelectedIndexChanged
    ' Set the printer to a printer in the combo box when the selection changes.

    If comboInstalledPrinters.SelectedIndex <> -1 Then
        ' The combo box's Text property returns the selected item's text, which is the printer name.
        printDoc.PrinterSettings.PrinterName = comboInstalledPrinters.Text
    End If


End Sub

Comentários

Você pode usar a coleção de nomes de impressora instaladas para fornecer ao usuário uma opção de impressoras para impressão.You can use the collection of installed printer names to provide the user a choice of printers to print to.

Aplica-se a

Confira também