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Windows Presentation Foundation 4.5 Cookbook
book

Windows Presentation Foundation 4.5 Cookbook

by Pavel Yosifovich
September 2012
Intermediate to advanced
464 pages
10h 55m
English
Packt Publishing
Content preview from Windows Presentation Foundation 4.5 Cookbook

Handling standard commands in a user control

A typical user control exposes properties and events, but it can also handle commands. These can be standard commands (RoutedUICommands defined by WPF) or custom commands exposed as properties and invoked by the control. In this recipe, we'll see how to add command handling to a user control.

Getting ready

We'll use the projects we created in the previous recipe, Creating a user control, so make sure the solution is open.

How to do it...

We'll add handling for the standard MediaCommands.ChannelUp and MediaCommands.ChannelDown commands. ChannelUp will increase each of the RGB values and ChannelDown will decrease them.

  1. Open ColorPicker.xaml.cs. Add a static constructor to the class that registers for command ...
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Publisher Resources

ISBN: 9781849686228Supplemental Content