private void Button_Click(object sender, RoutedEventArgs e)
{
var viewModel = new PrintableUserControlViewModel(int.Parse(((ComboBoxItem)NumberOfLabelsToPrint.SelectedValue).Content.ToString()), (bool)FitToPage.IsChecked, (bool)NeedToShowDialog.IsChecked);
for (int labelIndex = 0; labelIndex < viewModel.NumberOfLabelsToPrint; ++labelIndex)
{
viewModel.LabelViewModels[labelIndex].Text1 = string.Format("test{0}.1", labelIndex + 1);
viewModel.LabelViewModels[labelIndex].Text2 = string.Format("test{0}.2", labelIndex + 1);
viewModel.LabelViewModels[labelIndex].Text3 = string.Format("test{0}.3", labelIndex + 1);
}
var view = new PrintableUserControl(viewModel);
PrintDialog printDialog = new PrintDialog();
bool printDialogResult = true;
if (viewModel.NeedToShowDialog)
{
printDialogResult = printDialog.ShowDialog() ?? false;
}
else
{
printDialog.PrintQueue = LocalPrintServer.GetDefaultPrintQueue(); // can also select one of new PrintServer().GetPrintQueues();
printDialog.PrintTicket.CopyCount = 1; // number of copies
printDialog.PrintTicket.PageOrientation = PageOrientation.Portrait;
}
if (viewModel.FitToPage)
{
//get selected printer capabilities
System.Printing.PrintCapabilities capabilities = printDialog.PrintQueue.GetPrintCapabilities(printDialog.PrintTicket);
//get scale of the printer to that of WPF control
double scale = Math.Min(capabilities.PageImageableArea.ExtentWidth / view.ActualWidth, capabilities.PageImageableArea.ExtentHeight /
view.ActualHeight);
//Scare the control for printing size
view.LayoutTransform = new ScaleTransform(scale, scale);
Size sizeOfPrinterPage = new Size(capabilities.PageImageableArea.ExtentWidth, capabilities.PageImageableArea.ExtentHeight);
//Update the layout of the control to the size of the printer page
view.Measure(sizeOfPrinterPage);
view.Arrange(new Rect(new Point(capabilities.PageImageableArea.OriginWidth, capabilities.PageImageableArea.OriginHeight), sizeOfPrinterPage));
}
//print the control to printer
printDialog.PrintVisual(view, "Print title");
}
public PrintableUserControl(PrintableUserControlViewModel printableUserControlViewModel)
{
DataContext = printableUserControlViewModel;
InitializeComponent();
}
