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UIElement.PreviewKeyUp Event


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

 virtual event KeyEventHandler ^ PreviewKeyUp;
// Register
event_token PreviewKeyUp(KeyEventHandler const& handler) const;

// Revoke with event_token
void PreviewKeyUp(event_token const* cookie) const;

// Revoke with event_revoker
UIElement::PreviewKeyUp_revoker PreviewKeyUp(auto_revoke_t, KeyEventHandler const& handler) const;
public event KeyEventHandler PreviewKeyUp;
function onPreviewKeyUp(eventArgs) { /* Your code */ }
uIElement.addEventListener("previewkeyup", onPreviewKeyUp);
uIElement.removeEventListener("previewkeyup", onPreviewKeyUp);
- or -
uIElement.onpreviewkeyup = onPreviewKeyUp;
Public Custom Event PreviewKeyUp As KeyEventHandler 
<uiElement PreviewKeyUp="eventhandler"/>

Event Type

Windows requirements

Device family
Windows 10 Fall Creators Update (introduced in 10.0.16299.0)
API contract
Windows.Foundation.UniversalApiContract (introduced in v5.0)


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 KeyUp.

Applies to

See also