public void requestFocusOnResume() {
        View findFocusView = findFocus();
        if (findFocusView != null && findFocusView != this) {
            findFocusView.requestFocus();
            return;
        }
        requestFocus();
    }
@author: Kongzue
@github: https://github.com/kongzue/
@homepage: http://kongzue.com/
@mail: myzcxhh@live.cn
@createTime: 2020/9/22 13:53
DialogX/src/main/java/com/kongzue/dialogx/util/views/DialogXBaseRelativeLayout.java