InputKeyboardSource.KeyDown Event

// Register
event_token KeyDown(TypedEventHandler<InputKeyboardSource, KeyEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
InputKeyboardSource::KeyDown_revoker KeyDown(auto_revoke_t, TypedEventHandler<InputKeyboardSource, KeyEventArgs const&> const& handler) const;

public event TypedEventHandler<InputKeyboardSource,KeyEventArgs> KeyDown;

function onKeyDown(eventArgs) { /* Your code */ }
inputKeyboardSource.addEventListener("keydown", onKeyDown);
inputKeyboardSource.removeEventListener("keydown", onKeyDown);
- or -
inputKeyboardSource.onkeydown = onKeyDown;

Public Custom Event KeyDown 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

• KeyUp
• SystemKeyUp
• SystemKeyDown