UIElement.PreviewKeyDown UIElement.PreviewKeyDown UIElement.PreviewKeyDown UIElement.PreviewKeyDown Event

Definition

Occurs when a keyboard key is pressed while the UIElement has focus.

public : event KeyEventHandler PreviewKeyDown
// Register
event_token PreviewKeyDown(KeyEventHandler const& handler) const;

// Revoke with event_token
void PreviewKeyDown(event_token const& cookie) const;

// Revoke with event_revoker
PreviewKeyDown_revoker PreviewKeyDown(auto_revoke_t, KeyEventHandler const& handler) const;
public event KeyEventHandler PreviewKeyDown
Public Event PreviewKeyDown As KeyEventHandler
<uiElement PreviewKeyDown="eventhandler"/>

Remarks

PreviewKeyDown is a routed event. For more info on the routed event concept, see Events and routed events overview.

This event uses the tunneling routing strategy. The corresponding bubbling event is KeyDown.

See also