Specifies constants that define the state of a key.
Assembly: PresentationCore (in PresentationCore.dll)
The key is pressed.
The key is not pressed.
The key is toggled.
Theclass is a bit field (flagwise) enumeration. Therefore, a key can be in multiple states. For example, a key could be in the state as well as in the state. Use bit operations to determine the exact state or states the key is in.
The following example changes the color of a Button if the of the key passed in the KeyEventArgs is . The state of the key is determined by using a bitwise AND operation. The same technique can be used to determine whether a key has multiple states, such as being in the state and the state.
Available since 3.0