protected void setupWindowHandlers ( ) { registerHandler ( Window . addResizeHandler ( event -> setupCutOutPosition ( focusElement , targetElement , cutOutPadding , circle ) ) ) ; registerHandler ( Window . addWindowScrollHandler ( event -> setupCutOutPosition ( focusElement , targetElement , cutOutPadding , circle ) ) ) ; }
Configures a resize handler and a scroll handler on the window to properly adjust the Cut Out .