Uwe HabermannUwe@VandU.eu

Venelina JordanovaVenelina@VandU.eu

Converting reports to Silverswitch and running

VFP reports in Silverswitch

Silverlight Printing API

* Similar to Reportbehavior 90 in VFP

* Whole page gets printed as an image

* Resolution 600 dpi

* Page description in XAML

Silverlight Printing API

* Example* Drag Button from Visual Studio Toolbox* Add event handler to Click event

Silverlight Printing API

* Class PrintDocument

using System.Windows.Printing;PrintDocument PrintObject = new PrintDocument();

PrintObject.Print("my print job");

Silverlight Printing API

PrintObject.PrintPage += new System.EventHandler<PrintPageEventArgs>( PrintObject_PrintPage);

void PrintObject_PrintPage(object sender, PrintPageEventArgs e){ e.PageVisual = this.LayoutRoot;}

Silverlight Printing API

* Print must be started by a user interaction

* Printer selection dialog is shown in any case* So always similar to … TO PRINTER PROMPT

* Migration of VFP reports possible

Silverswitch reports

* ProductsTemplate.frx

* Migrated to:

* ProductTemplate.xaml

* DataGrid reports

FRX with VFP COM server

* Print processing at the server side

* FRX execution in VFP COM server

* Creation of a PDF file* Using reportlistener* Create PDF with freeware DLL Libhpdf.dll

FRX with VFP COM server

* PDF output at the client side

* Output in text mode like Reportbehavior 80 or as image like Reportbehavior 90

FRX with VFP COM server

* VFP COM server must be EXE file

* DLL does not work!

FRX with VFP COM server

* Registration at target server* ComPdfCreator.exe /regserver

* Un- Registration at target server* ComPdfCreator.exe /unregserver

FRX with VFP COM server

* Bericht should work autonomously* Tables in dataenvironment* Private data session

FRX with VFP COM server

* Function returns PDF file name

FRX with VFP COM server

* Call from ActionButton

Name="vfxCreatePDFActionButton" ProcedureName= "cexample.createpdf"ProcedureParameter="customers.frx"OperationName= "CreatePDFFromFRX"OperationResultLoaded=

"vfxCreatePDFActionButton_ OperationResultLoaded"

FRX with VFP COM server

* Determine URL of running application

private void vfxCreatePDFActionButton_OperationResultLoaded (object sender, EventArgs e)

{string applicationUrl = string.Format("{0}/", Application.Current.Host.Source.AbsoluteUri.Replace("/ClientBin/VfxLoader.xap", ""));

FRX with VFP COM server

* Create URL of PDF file

string pdfPageURL = applicationUrl + "UploadedFiles/" +

vfxCreatePDFActionButton.OperationResult.result;

FRX with VFP COM server

* Open PDF in new browser window

System.Windows.Browser.HtmlPage.Window.Navigate(

new Uri(pdfPageURL, UriKind.RelativeOrAbsolute),"_blank", "toolbar=no, location=no,status=no, menubar=no, resizable=yes");

}

ComparisonSilverlight FRX

Image X X

Text X

* Silverlight* 600 DPI* Text cannot be copied

* FRX* Output in text mode like Reportbehavior 80 or

as image like Reportbehavior 90

Any questions?

Thank you very much and have fun with Silverswitch

Venelina & Uwe