根据点击位置自适应弹出位置的 PopupWindow,仿网易新闻/今日头条,"不感兴趣"弹框

效果图

用法

/**
 * @param anchorView 目标 view
 * 
 */    
private void initPopup(View anchorView) {
    FitPopupUtil fitPopupUtil = new FitPopupUtil(this);
    fitPopupUtil.setOnClickListener(new FitPopupUtil.OnCommitClickListener() {
        @Override
        public void onClick(String reason) {
            Toast.makeText(MainActivity.this,reason,Toast.LENGTH_SHORT).show();
        }
    });
    fitPopupUtil.showPopup(anchorView);
}