InputKeyboardSource.SystemKeyUp Event
Definition
Important
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Occurs when the user releases a key that was pressed when the ALT key was also pressed.
// Register
event_token SystemKeyUp(TypedEventHandler<InputKeyboardSource, KeyEventArgs const&> const& handler) const;
// Revoke with event_token
void SystemKeyUp(event_token const* cookie) const;
// Revoke with event_revoker
InputKeyboardSource::SystemKeyUp_revoker SystemKeyUp(auto_revoke_t, TypedEventHandler<InputKeyboardSource, KeyEventArgs const&> const& handler) const;public event TypedEventHandler<InputKeyboardSource,KeyEventArgs> SystemKeyUp;function onSystemKeyUp(eventArgs) { /* Your code */ }
inputKeyboardSource.addEventListener("systemkeyup", onSystemKeyUp);
inputKeyboardSource.removeEventListener("systemkeyup", onSystemKeyUp);
- or -
inputKeyboardSource.onsystemkeyup = onSystemKeyUp;Public Custom Event SystemKeyUp As TypedEventHandler(Of InputKeyboardSource, KeyEventArgs) Event Type
Remarks
Apps do not receive this event when an Input Method Editor (IME) is enabled. The Input Method Editor (IME) handles all keyboard input and sets Handled to true.
Applies to
See also
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