/// <summary>
/// Sets preview pages.
/// </summary>
private void OnGetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
this.printDocument.SetPreviewPageCount(1, PreviewPageCountType.Final);
Patient selectedPatient = this.GetSelectedPatient();
if (selectedPatient == null)
{
this.printDocument.SetPreviewPage(1, new Viewbox { Child = new Button { Content = "Kein Patient ausgewählt", Background = new SolidColorBrush(Colors.Red) }});
}
else
{
this.printDocument.SetPreviewPage(1, new Viewbox { Child = new Button { Content = selectedPatient.Name, Background = new SolidColorBrush(Colors.Green) } });
}
}
void OnGetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
() =>
{
if (this.pages == null)
{
this.pages = new Dictionary<int, UIElement>();
}
if (!this.pages.ContainsKey(e.PageNumber))
{
this.pages[e.PageNumber] = GameField;
}
this.document.SetPreviewPage(e.PageNumber,
this.pages[e.PageNumber]);
}
);
}
void PrintDocumentGetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
PrintDocument printDoc = (PrintDocument)sender;
printDoc.SetPreviewPage(e.PageNumber, pages[e.PageNumber - 1]);
}
void printDocument_GetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
var contentPresenter = new ContentPresenter
{
Content = new Image { Source = new BitmapImage(new Uri(_CurrentImage.LargeImageUri)) }
};
_PrintDocument.SetPreviewPage(e.PageNumber, contentPresenter);
}
/// <summary>
/// This is the event handler for PrintDocument.GetPrintPreviewPage. It provides a specific print preview page,
/// in the form of an UIElement, to an instance of PrintDocument. PrintDocument subsequently converts the UIElement
/// into a page that the Windows print system can deal with.
/// </summary>
/// <param name="sender">PrintDocument</param>
/// <param name="e">Arguments containing the preview requested page</param>
private void GetPrintPreviewPage(object sender, GetPreviewPageEventArgs e)
{
Interlocked.Exchange(ref currentPreviewPage, e.PageNumber - 1);
PageLoadState pageLoadState = printPreviewPages[e.PageNumber - 1];
if (!pageLoadState.Ready)
{
// Notify the user that some content is not available yet
// Apps may also opt to don't show preview untill everything is complete and just use await IsReadyAsync
//rootPage.NotifyUser("Image loading not complete, previewing only text", NotifyType.ErrorMessage);
}
// Set the preview even if images failed to load properly
printDocument.SetPreviewPage(e.PageNumber, pageLoadState.Page);
}
/// <summary>
/// This is the event handler for PrintDocument.GetPrintPreviewPage. It provides a specific print preview page,
/// in the form of an UIElement, to an instance of PrintDocument. PrintDocument subsequently converts the UIElement
/// into a page that the Windows print system can deal with.
/// </summary>
/// <param name="sender">PrintDocument</param>
/// <param name="e">Arguments containing the preview requested page</param>
protected virtual void GetPrintPreviewPage(object sender, GetPreviewPageEventArgs e)
{
PrintDocument printDoc = (PrintDocument)sender;
printDoc.SetPreviewPage(e.PageNumber, printPreviewPages[e.PageNumber - 1]);
}
/// <summary>
/// This is the event handler for PrintDocument.GetPrintPreviewPage. It provides a specific print preview page,
/// in the form of an UIElement, to an instance of PrintDocument. PrintDocument subsequently converts the UIElement
/// into a page that the Windows print system can deal with.
/// </summary>
/// <param name="sender">PrintDocument</param>
/// <param name="e">Arguments containing the preview requested page</param>
private void GetPrintPreviewPage(object sender, GetPreviewPageEventArgs e)
{
Interlocked.Exchange(ref currentPreviewPage, e.PageNumber - 1);
PageLoadState pageLoadState = printPreviewPages[e.PageNumber - 1];
// Set the preview even if images failed to load properly
printDocument.SetPreviewPage(e.PageNumber, pageLoadState.Page);
}
private void OnPrintDocumentGetPreviewPage(object sender, GetPreviewPageEventArgs args)
{
_printDocument.SetPreviewPage(args.PageNumber, args.PageNumber == 0 ? Page1 : Page2);
}
// 当系统请求将打印内容中的某一页显示在预览窗口时
private void printDocument_GetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
// 指定当前的打印预览页
printDocument.SetPreviewPage(e.PageNumber, previewPages[e.PageNumber - 1]);
}
void _PrintDocument_GetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
_PrintDocument.SetPreviewPage(e.PageNumber, _Pages.FirstOrDefault());
}
private void GetCurrentPrintPage(object sender, GetPreviewPageEventArgs e)
{
// returns requested page from the list of all print pages
(sender as PrintDocument).SetPreviewPage(e.PageNumber, printPages[e.PageNumber - 1]);
}
private void OnGetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
() =>
{
this.document.SetPreviewPage(e.PageNumber,
this.BuildPage(e.PageNumber));
});
}
// #5 Once print preview is displayed
void OnGetPreviewPage(object sender, GetPreviewPageEventArgs e)
{
doc.SetPreviewPage(e.PageNumber, page1);
}
