Host. Key Down Event
public: event System::Windows::Forms::KeyEventHandler ^ KeyDown;
[System.ComponentModel.Browsable(false)] public event System.Windows.Forms.KeyEventHandler KeyDown;
member this.KeyDown : System.Windows.Forms.KeyEventHandler
Public Custom Event KeyDown As KeyEventHandler
If you attempt to add or remove a handler for the KeyDown event, a NotSupportedException is thrown. The events derived from the Control class are not supported by the AxHost class. The events exposed by the ActiveX control when the AxHost wrapper is created are the events that should be used.