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WPF Printing: How to print a PageRange with WPF's PrintDialog ...

Tue, 24 Nov 2009 17:51:18 GMT

WPFs PrintDialog has no logic for printing a page range of a FixedDocument (XPS). It allows the User to define a pagerange, but then all pages are printed and it's up to you to implement the logic to only print the pages defined in the PrintDialog. This blog-post describes an elegant way how to implement generic logic to support the printing of page ranges.

Here it is: The UpdateSourceTrigger for PropertyChanged in Silverlight

Fri, 17 Jul 2009 09:59:08 GMT

Shows an implementation for supporting the UpdateSourceTrigger PropertyChanged for DataBindings in Silverlight. So a databound TextBox will update its source everytime the Text-Property changes, and not only when it loses focus.

Developing Multicolumn-DropDown with ASP.NET, the GridView and AJAX

Thu, 31 Jul 2008 19:31:01 GMT

This article shows, how to develop a really useful multicolumn-dropdownlist with ASP.NET, the GridView and the AJAX Control Toolkit.

Lazy instantiation one-liner with the coalesce operator

Wed, 14 May 2008 15:31:33 GMT

The one-liner for lazy instantiation of instance fields using the coalesce-operator

WPF + INotifyPropertyChanged Proxy = Epic Fail!

Fri, 09 May 2008 13:37:56 GMT

Sending property changed events when a property is changed is repetitive boilerplate code that can be factored out into an aspect of your system's behaviour. This can be done with a proxy generator library like the Castle's DynamicProxy2. Alas, it is not as pretty as it seems...

LostFocus (TextBox) vs. Buttons IsDefault-Property

Fri, 02 May 2008 17:51:55 GMT

If a Buttons IsDefault-Property is set to true, it'll be clicked, when the user presses the Enter-Key. If a TextBox has Focus, and its Text-Property is databound, the Source of the Data Binding won't be updated. This Post describes the problem and the solution.