455     on(  method
481     on(type: 'keyboardShow' | 'keyboardHide', callback: () => void): void;  method
512 …on(type: 'inputStart', callback: (kbController: KeyboardController, inputClient: InputClient) => v…  method
532     on(type: 'inputStop', callback: () => void): void;  method
552     on(type: 'setCallingWindow', callback: (wid: number) => void): void;  method
572     on(type: 'keyboardShow' | 'keyboardHide', callback: () => void): void;  method
592     on(type: 'setSubtype', callback: (inputMethodSubtype: InputMethodSubtype) => void): void;  method
612     on(type: 'securityModeChange', callback: Callback<SecurityMode>): void;  method
633     on(type: 'privateCommand', callback: Callback<Record<string, CommandDataType>>): void;  method
656     on(type: 'callingDisplayDidChange', callback: Callback<number>): void;  method
1447     on(type: 'keyDown' | 'keyUp', callback: (event: KeyEvent) => boolean): void;  method
1468     on(type: 'keyEvent', callback: (event: InputKeyEvent) => boolean): void;  method
1488     on(type: 'cursorContextChange', callback: (x: number, y: number, height: number) => void): void;  method
1509     on(  method
1536     on(type: 'textChange', callback: (text: string) => void): void;  method
1556     on(type: 'editorAttributeChanged', callback: (attr: EditorAttribute) => void): void;  method
1805     on(type: 'show', callback: () => void): void;  method
1828     on(type: 'hide', callback: () => void): void;  method
1930     on(type: 'sizeChange', callback: SizeChangeCallback): void;  method
1962     on(type: 'sizeUpdate', callback: SizeUpdateCallback): void;  method