AppUtil.java

package com.ntp.util;

import android.app.Activity;
import android.view.Window;

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

/**
 * 工具类
 * Created by lishuangxiang on 2015/12/10.
 */
public class AppUtil {

    /**
     * MIUI6以上设置状态栏字体为灰色
     *
     * @param darkMode
     * @param activity
     */
    public static void setStatusBarDarkMode(boolean darkMode, Activity activity) {
        Class<? extends Window> clazz = activity.getWindow().getClass();
        try {
            int darkModeFlag = 0;
            Class<?> layoutParams = Class.forName("android.view.MiuiWindowManager$LayoutParams");
            Field field = layoutParams.getField("EXTRA_FLAG_STATUS_BAR_DARK_MODE");
            darkModeFlag = field.getInt(layoutParams);
            Method extraFlagField = clazz.getMethod("setExtraFlags", int.class, int.class);
            extraFlagField.invoke(activity.getWindow(), darkMode ? darkModeFlag : 0, darkModeFlag);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}