沉浸式状态栏工具类

import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.os.Build;
import android.support.annotation.ColorInt;
import android.support.annotation.IntRange;
import android.support.annotation.NonNull;
import android.support.v4.app.Fragment;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;

import java.lang.reflect.Field;
import java.lang.reflect.Method;

/**
 * Created by Administrator on 2018/10/26.
 */



//用法： StatesBarUtils.fullScreenDarkMode();
//        StatesBarUtils.forStatesBarPaddingTopOnView(this, 需要做沉浸式的部分);

public class StatesBarUtils {


    /**

     * 通过设置全屏，设置状态栏透明
     *
     * @param activity
     */
    @Deprecated
    public static void fullScreen(Activity activity) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                //5.x开始需要把颜色设置透明，否则导航栏会呈现系统默认的浅灰色
                Window window = activity.getWindow();
                View decorView = window.getDecorView();
                //两个 flag 要结合使用，表示让应用的主体内容占用系统状态栏的空间
                int option = View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                        | View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
                decorView.setSystemUiVisibility(option);
                window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
//                window.setStatusBarColor(Color.TRANSPARENT);
                window.setStatusBarColor(Color.parseColor("#5a000000"));
            } else {
                Window window = activity.getWindow();
                WindowManager.LayoutParams attributes = window.getAttributes();
                int flagTranslucentNavigation = WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;
                attributes.flags |= flagTranslucentNavigation;
                window.setAttributes(attributes);
            }
        }
    }

    /**
     * @param activity