PopupWindow显示位置,7.0/8.0兼容问题

原先做popupWiindow显示下拉菜单,当使用7.0手机时出现弹框在顶端的情况,没有出现在view下方,因此做了兼容处理

public static  void showPopupWindow(Activity activity,PopupWindow popupWindow,View view) {
    if (Build.VERSION.SDK_INT < 24) {
        popupWindow.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
        popupWindow.showAsDropDown(view);
    } else {
        int[] location = new int[2];
        view.getLocationOnScreen(location);
        popupWindow.showAtLocation(activity.getWindow().getDecorView(), Gravity.NO_GRAVITY, location[0], location[1] + view.getHeight());
        popupWindow.update();
    }
}

这样做popupWindow就出现在view正下方了,应该是7.0 showAsDropDown方法无用了,使用showAtLocation方法定位显示

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这样做了后当用到8.0又出现这种情况,发现这种方法在8.0并不适用,所以补改个适配8.0的方法如下:

if (Build.VERSION.SDK_INT < 24) {
                            
    popupWindow.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
            popupWindow.showAsDropDown(view);
} else {
            Rect visibleFrame = new Rect();
            view.getGlobalVisibleRect(visibleFrame);
            int height = view.getResources().getDisplayMetrics().heightPixels - visibleFrame.bottom;
            popupWindow.setHeight(height);
            popupWindow.showAsDropDown(view, 0, 0);
}

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转载自blog.csdn.net/gf6873/article/details/78133214