wpf mvvm helpers

JulMar Model-View-ViewModel library -------------------------------------------------------- This library is provided "as-is" with no warranty. It was developed by JulMar Technology, Inc. and is distributed from www.julmar.com. You are free to utilize the source code (in whole, or in part) or provided assembly however you desire, including creating derivative works without any compensation or requirements back to JulMar Technology, Inc.. Any questions or comments can be directed to "mark@julmar.com" This libary was intended to be used as a learning and teaching aid, and I hope it has some value to each person who looks at it. Mark Smith 5/2009 mark@julmar.com Releases: 1.0: Initial revision - all basic functionality is present. 1.01: rolled in a bunch of fixes from internal library -- 6/09 Fixed a bug in the event commander which was causing multiple invocations in some cases. Added support for ShowDialog return results. Added HelpProvider behavior to support invoking Windows Help Removed automatic mediator registration from ViewModel - unnecessary perf hit when not using service mediator - you must call RegisterWithMessageMediator() deliberately now. Added SystemInfo class to retrieve Windows version - can detect difference between W2K8 SP2 and Windows 7 (Environment.OSVersion does not appear to do so). Added LinearGradientMarkupExtension for easy gradients Added ENTER/ESC/Fx/CTRL support to NumericTextBoxBehavior. Added DelegatingCommand<T> Added ObservableDictionary<K,V> 1.02: additional support 7/09 Added ScrollingPreviewService Added CommandParameter and Command to EventCommander event arguments Added Past/Drop conversion to NumericTextBoxBehavior Split out EditingViewModel into implementation class to make it easier to provide other forms of edit support. Added PropertyObserver<T> from Josh Smith 1.03: Added new Behaviors assembly 7/30 Added dependency to System.Windows.Interactivity.dll Ported over existing attached behaviors to Blend style behaviors [BREAKING CHANGE] Added WatermarkedTextBoxBehavior Added InvokeCommand action to bind to VM ICommands Removed existing attached behaviors from 1.02 [BREAKING CHANGE]