1045     on(type: 'selectByRange', callback: Callback<Range>): void;  method
1071     on(type: 'selectByMovement', callback: Callback<Movement>): void;  method
1096     on(type: 'insertText', callback: (text: string) => void): void;  method
1123     on(type: 'deleteLeft', callback: (length: number) => void): void;  method
1150     on(type: 'deleteRight', callback: (length: number) => void): void;  method
1175     on(type: 'sendKeyboardStatus', callback: (keyboardStatus: KeyboardStatus) => void): void;  method
1201     on(type: 'sendFunctionKey', callback: (functionKey: FunctionKey) => void): void;  method
1227     on(type: 'moveCursor', callback: (direction: Direction) => void): void;  method
1252     on(type: 'handleExtendAction', callback: (action: ExtendAction) => void): void;  method
1277     on(type: 'getLeftTextOfCursor', callback: (length: number) => string): void;  method
1302     on(type: 'getRightTextOfCursor', callback: (length: number) => string): void;  method
1327     on(type: 'getTextIndexAtCursor', callback: () => number): void;  method
1351     on(type: 'setPreviewText', callback: SetPreviewTextCallback): void;  method
1374     on(type: 'finishTextPreview', callback: Callback<void>): void;  method