using wpf - This Dot Life

Relay Command CanExecute() not working using MVVMLight Toolkit in WPF

WPF Application developers would be experiencing or would have observed that after updating MVVMLight Toolkit package to Version 5.0.0 or 5.0.1, RelayCommand - CanExecute() mechanism is not working anymore. This issue is been already reported by MVVMLight user on codeplex as Issue# 7659. As explained by Laurent: WPF is the only XAML framework that uses the CommandManager to automagically raise the CanExecuteChanged event on ICommands. Unfortunately, there is no CommandManager in PCL (po » Read more

Jsinh 21 October 2014

Drag and drop files into your WPF application with MVVM

Drag and drop and one of the UI interaction every user loves to have. I gave it a whip in something I was playing with at home. There might be better ways to bring Drag N' Drop interaction in WPF application but I choose to use GongSolution for WPF Drag Drop One reason for using this library for drag and drop interaction is that the library supports MVVM way to do it and does not require much integration to get started. You can add Gong WPF DragDrop library from Nuget into your MVVM enable » Read more

Jsinh 14 September 2014

Change background color of selected ListBoxItem - ListBox in WPF

Sharing small stuffs I figure out while working with WPF !! Originally when you select any item in a ListBox control in WPF, you will observe that the background color of item turns LightBlue (if not using some kind of theming mechanism). Also when the ListBox control is not in focus or active i.e. some other control is in focus, the background color of selected item in ListBox will turn light grey (very light indeed). It would look something like this: Code snippet to apply in styl » Read more

Jsinh 02 July 2014