Android：沉浸式状态栏（一）工具类

参考自Android 沉浸式状态栏完美解决方案

---

基本功能

1. 状态栏深色或浅色图标切换
2. 自定义状态栏背景
3. 设置沉浸式状态栏

先准备几个工具类

1.SystemBarTintManager

package com.onepilltest.util;

/*
 * Copyright (C) 2013 readyState Software Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.widget.FrameLayout.LayoutParams;

import java.lang.reflect.Method;

/**
 * Class to manage status and navigation bar tint effects when using KitKat
 * translucent system UI modes.
 *
 */
public class SystemBarTintManager {

    static {
        // Android allows a system property to override the presence of the navigation bar.
        // Used by the emulator.
        // See https://github.com/android/platform_frameworks_base/blob/master/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java#L1076
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            try {
                Class c = Class.forName("android.os.SystemProperties");
                Method m = c.getDeclaredMethod("get", String.class);
                m.setAccessible(true);
                sNavBarOverride = (String) m.invoke(null, "qemu.hw.mainkeys");
            } catch (Throwable e) {
                sNavBarOverride = null;
            }
        }
    }

    /**
     * The default system bar tint color value.
     */
    public static final int DEFAULT_TINT_COLOR = 0x99000000;

    private static String sNavBarOverride;

    private final SystemBarConfig mConfig;
    private boolean mStatusBarAvailable;
    private boolean mNavBarAvailable;
    private boolean mStatusBarTintEnabled;
    private boolean mNavBarTintEnabled;
    private View mStatusBarTintView;
    private View mNavBarTintView;

    /**
     * Constructor. Call this in the host activity onCreate method after its
     * content view has been set. You should always create new instances when
     * the host activity is recreated.
     *
     * @param activity The host activity.
     */
    @TargetApi(19)
    public SystemBarTintManager(Activity activity) {

        Window win = activity.getWindow();
        ViewGroup decorViewGroup = (ViewGroup) win.getDecorView();

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            // check theme attrs
            int[] attrs = {android.R.attr.windowTranslucentStatus,
                    android.R.attr.windowTranslucentNavigation};
            TypedArray a = activity.obtainStyledAttributes(attrs);
            try {
                mStatusBarAvailable = a.getBoolean(0, false);
                mNavBarAvailable = a.getBoolean(1, false);
            } finally {
                a.recycle();
            }

            // check window flags
            WindowManager.LayoutParams winParams = win.getAttributes();
            int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
            if ((winParams.flags & bits) != 0) {
                mStatusBarAvailable = true;
            }
            bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;
            if ((winParams.flags & bits) != 0) {
                mNavBarAvailable = true;
            }
        }

        mConfig = new SystemBarConfig(activity, mStatusBarAvailable, mNavBarAvailable);
        // device might not have virtual navigation keys
        if (!mConfig.hasNavigtionBar()) {
            mNavBarAvailable = false;
        }

        if (mStatusBarAvailable) {
            setupStatusBarView(activity, decorViewGroup);
        }
        if (mNavBarAvailable) {
            setupNavBarView(activity, decorViewGroup);
        }

    }

    /**
     * Enable tinting of the system status bar.
     *
     * If the platform is running Jelly Bean or earlier, or translucent system
     * UI modes have not been enabled in either the theme or via window flags,
     * then this method does nothing.
     *
     * @param enabled True to enable tinting, false to disable it (default).
     */
    public void setStatusBarTintEnabled(boolean enabled) {
        mStatusBarTintEnabled = enabled;
        if (mStatusBarAvailable) {
            mStatusBarTintView.setVisibility(enabled ? View.VISIBLE : View.GONE);
        }
    }

    /**
     * Enable tinting of the system navigation bar.
     *
     * If the platform does not have soft navigation keys, is running Jelly Bean
     * or earlier, or translucent system UI modes have not been enabled in either
     * the theme or via window flags, then this method does nothing.
     *
     * @param enabled True to enable tinting, false to disable it (default).
     */
    public void setNavigationBarTintEnabled(boolean enabled) {
        mNavBarTintEnabled = enabled;
        if (mNavBarAvailable) {
            mNavBarTintView.setVisibility(enabled ? View.VISIBLE : View.GONE);
        }
    }

    /**
     * Apply the specified color tint to all system UI bars.
     *
     * @param color The color of the background tint.
     */
    public void setTintColor(int color) {
        setStatusBarTintColor(color);
        setNavigationBarTintColor(color);
    }

    /**
     * Apply the specified drawable or color resource to all system UI bars.
     *
     * @param res The identifier of the resource.
     */
    public void setTintResource(int res) {
        setStatusBarTintResource(res);
        setNavigationBarTintResource(res);
    }

    /**
     * Apply the specified drawable to all system UI bars.
     *
     * @param drawable The drawable to use as the background, or null to remove it.
     */
    public void setTintDrawable(Drawable drawable) {
        setStatusBarTintDrawable(drawable);
        setNavigationBarTintDrawable(drawable);
    }

    /**
     * Apply the specified alpha to all system UI bars.
     *
     * @param alpha The alpha to use
     */
    public void setTintAlpha(float alpha) {
        setStatusBarAlpha(alpha);
        setNavigationBarAlpha(alpha);
    }

    /**
     * Apply the specified color tint to the system status bar.
     *
     * @param color The color of the background tint.
     */
    public void setStatusBarTintColor(int color) {
        if (mStatusBarAvailable) {
            mStatusBarTintView.setBackgroundColor(color);
        }
    }

    /**
     * Apply the specified drawable or color resource to the system status bar.
     *
     * @param res The identifier of the resource.
     */
    public void setStatusBarTintResource(int res) {
        if (mStatusBarAvailable) {
            mStatusBarTintView.setBackgroundResource(res);
        }
    }

    /**
     * Apply the specified drawable to the system status bar.
     *
     * @param drawable The drawable to use as the background, or null to remove it.
     */
    @SuppressWarnings("deprecation")
    public void setStatusBarTintDrawable(Drawable drawable) {
        if (mStatusBarAvailable) {
            mStatusBarTintView.setBackgroundDrawable(drawable);
        }
    }

    /**
     * Apply the specified alpha to the system status bar.
     *
     * @param alpha The alpha to use
     */
    @TargetApi(11)
    public void setStatusBarAlpha(float alpha) {
        if (mStatusBarAvailable && Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            mStatusBarTintView.setAlpha(alpha);
        }
    }

    /**
     * Apply the specified color tint to the system navigation bar.
     *
     * @param color The color of the background tint.
     */
    public void setNavigationBarTintColor(int color) {
        if (mNavBarAvailable) {
            mNavBarTintView.setBackgroundColor(color);
        }
    }

    /**
     * Apply the specified drawable or color resource to the system navigation bar.
     *
     * @param res The identifier of the resource.
     */
    public void setNavigationBarTintResource(int res) {
        if (mNavBarAvailable) {
            mNavBarTintView.setBackgroundResource(res);
        }
    }

    /**
     * Apply the specified drawable to the system navigation bar.
     *
     * @param drawable The drawable to use as the background, or null to remove it.
     */
    @SuppressWarnings("deprecation")
    public void setNavigationBarTintDrawable(Drawable drawable) {
        if (mNavBarAvailable) {
            mNavBarTintView.setBackgroundDrawable(drawable);
        }
    }

    /**
     * Apply the specified alpha to the system navigation bar.
     *
     * @param alpha The alpha to use
     */
    @TargetApi(11)
    public void setNavigationBarAlpha(float alpha) {
        if (mNavBarAvailable && Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            mNavBarTintView.setAlpha(alpha);
        }
    }

    /**
     * Get the system bar configuration.
     *
     * @return The system bar configuration for the current device configuration.
     */
    public SystemBarConfig getConfig() {
        return mConfig;
    }

    /**
     * Is tinting enabled for the system status bar?
     *
     * @return True if enabled, False otherwise.
     */
    public boolean isStatusBarTintEnabled() {
        return mStatusBarTintEnabled;
    }

    /**
     * Is tinting enabled for the system navigation bar?
     *
     * @return True if enabled, False otherwise.
     */
    public boolean isNavBarTintEnabled() {
        return mNavBarTintEnabled;
    }

    private void setupStatusBarView(Context context, ViewGroup decorViewGroup) {
        mStatusBarTintView = new View(context);
        LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, mConfig.getStatusBarHeight());
        params.gravity = Gravity.TOP;
        if (mNavBarAvailable && !mConfig.isNavigationAtBottom()) {
            params.rightMargin = mConfig.getNavigationBarWidth();
        }
        mStatusBarTintView.setLayoutParams(params);
        mStatusBarTintView.setBackgroundColor(DEFAULT_TINT_COLOR);
        mStatusBarTintView.setVisibility(View.GONE);
        decorViewGroup.addView(mStatusBarTintView);
    }

    private void setupNavBarView(Context context, ViewGroup decorViewGroup) {
        mNavBarTintView = new View(context);
        LayoutParams params;
        if (mConfig.isNavigationAtBottom()) {
            params = new LayoutParams(LayoutParams.MATCH_PARENT, mConfig.getNavigationBarHeight());
            params.gravity = Gravity.BOTTOM;
        } else {
            params = new LayoutParams(mConfig.getNavigationBarWidth(), LayoutParams.MATCH_PARENT);
            params.gravity = Gravity.RIGHT;
        }
        mNavBarTintView.setLayoutParams(params);
        mNavBarTintView.setBackgroundColor(DEFAULT_TINT_COLOR);
        mNavBarTintView.setVisibility(View.GONE);
        decorViewGroup.addView(mNavBarTintView);
    }

    /**
     * Class which describes system bar sizing and other characteristics for the current
     * device configuration.
     *
     */
    public static class SystemBarConfig {

        private static final String STATUS_BAR_HEIGHT_RES_NAME = "status_bar_height";
        private static final String NAV_BAR_HEIGHT_RES_NAME = "navigation_bar_height";
        private static final String NAV_BAR_HEIGHT_LANDSCAPE_RES_NAME = "navigation_bar_height_landscape";
        private static final String NAV_BAR_WIDTH_RES_NAME = "navigation_bar_width";
        private static final String SHOW_NAV_BAR_RES_NAME = "config_showNavigationBar";

        private final boolean mTranslucentStatusBar;
        private final boolean mTranslucentNavBar;
        private final int mStatusBarHeight;
        private final int mActionBarHeight;
        private final boolean mHasNavigationBar;
        private final int mNavigationBarHeight;
        private final int mNavigationBarWidth;
        private final boolean mInPortrait;
        private final float mSmallestWidthDp;

        private SystemBarConfig(Activity activity, boolean translucentStatusBar, boolean traslucentNavBar) {
            Resources res = activity.getResources();
            mInPortrait = (res.getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT);
            mSmallestWidthDp = getSmallestWidthDp(activity);
            mStatusBarHeight = getInternalDimensionSize(res, STATUS_BAR_HEIGHT_RES_NAME);
            mActionBarHeight = getActionBarHeight(activity);
            mNavigationBarHeight = getNavigationBarHeight(activity);
            mNavigationBarWidth = getNavigationBarWidth(activity);
            mHasNavigationBar = (mNavigationBarHeight > 0);
            mTranslucentStatusBar = translucentStatusBar;
            mTranslucentNavBar = traslucentNavBar;
        }

        @TargetApi(14)
        private int getActionBarHeight(Context context) {
            int result = 0;
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
                TypedValue tv = new TypedValue();
                context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true);
                result = TypedValue.complexToDimensionPixelSize(tv.data, context.getResources().getDisplayMetrics());
            }
            return result;
        }

        @TargetApi(14)
        private int getNavigationBarHeight(Context context) {
            Resources res = context.getResources();
            int result = 0;
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
                if (hasNavBar(context)) {
                    String key;
                    if (mInPortrait) {
                        key = NAV_BAR_HEIGHT_RES_NAME;
                    } else {
                        key = NAV_BAR_HEIGHT_LANDSCAPE_RES_NAME;
                    }
                    return getInternalDimensionSize(res, key);
                }
            }
            return result;
        }

        @TargetApi(14)
        private int getNavigationBarWidth(Context context) {
            Resources res = context.getResources();
            int result = 0;
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
                if (hasNavBar(context)) {
                    return getInternalDimensionSize(res, NAV_BAR_WIDTH_RES_NAME);
                }
            }
            return result;
        }

        @TargetApi(14)
        private boolean hasNavBar(Context context) {
            Resources res = context.getResources();
            int resourceId = res.getIdentifier(SHOW_NAV_BAR_RES_NAME, "bool", "android");
            if (resourceId != 0) {
                boolean hasNav = res.getBoolean(resourceId);
                // check override flag (see static block)
                if ("1".equals(sNavBarOverride)) {
                    hasNav = false;
                } else if ("0".equals(sNavBarOverride)) {
                    hasNav = true;
                }
                return hasNav;
            } else { // fallback
                return !ViewConfiguration.get(context).hasPermanentMenuKey();
            }
        }

        private int getInternalDimensionSize(Resources res, String key) {
            int result = 0;
            int resourceId = res.getIdentifier(key, "dimen", "android");
            if (resourceId > 0) {
                result = res.getDimensionPixelSize(resourceId);
            }
            return result;
        }

        @SuppressLint("NewApi")
        private float getSmallestWidthDp(Activity activity) {
            DisplayMetrics metrics = new DisplayMetrics();
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                activity.getWindowManager().getDefaultDisplay().getRealMetrics(metrics);
            } else {
                // TODO this is not correct, but we don't really care pre-kitkat
                activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);
            }
            float widthDp = metrics.widthPixels / metrics.density;
            float heightDp = metrics.heightPixels / metrics.density;
            return Math.min(widthDp, heightDp);
        }

        /**
         * Should a navigation bar appear at the bottom of the screen in the current
         * device configuration? A navigation bar may appear on the right side of
         * the screen in certain configurations.
         *
         * @return True if navigation should appear at the bottom of the screen, False otherwise.
         */
        public boolean isNavigationAtBottom() {
            return (mSmallestWidthDp >= 600 || mInPortrait);
        }

        /**
         * Get the height of the system status bar.
         *
         * @return The height of the status bar (in pixels).
         */
        public int getStatusBarHeight() {
            return mStatusBarHeight;
        }

        /**
         * Get the height of the action bar.
         *
         * @return The height of the action bar (in pixels).
         */
        public int getActionBarHeight() {
            return mActionBarHeight;
        }

        /**
         * Does this device have a system navigation bar?
         *
         * @return True if this device uses soft key navigation, False otherwise.
         */
        public boolean hasNavigtionBar() {
            return mHasNavigationBar;
        }

        /**
         * Get the height of the system navigation bar.
         *
         * @return The height of the navigation bar (in pixels). If the device does not have
         * soft navigation keys, this will always return 0.
         */
        public int getNavigationBarHeight() {
            return mNavigationBarHeight;
        }

        /**
         * Get the width of the system navigation bar when it is placed vertically on the screen.
         *
         * @return The width of the navigation bar (in pixels). If the device does not have
         * soft navigation keys, this will always return 0.
         */
        public int getNavigationBarWidth() {
            return mNavigationBarWidth;
        }

        /**
         * Get the layout inset for any system UI that appears at the top of the screen.
         *
         * @param withActionBar True to include the height of the action bar, False otherwise.
         * @return The layout inset (in pixels).
         */
        public int getPixelInsetTop(boolean withActionBar) {
            return (mTranslucentStatusBar ? mStatusBarHeight : 0) + (withActionBar ? mActionBarHeight : 0);
        }

        /**
         * Get the layout inset for any system UI that appears at the bottom of the screen.
         *
         * @return The layout inset (in pixels).
         */
        public int getPixelInsetBottom() {
            if (mTranslucentNavBar && isNavigationAtBottom()) {
                return mNavigationBarHeight;
            } else {
                return 0;
            }
        }

        /**
         * Get the layout inset for any system UI that appears at the right of the screen.
         *
         * @return The layout inset (in pixels).
         */
        public int getPixelInsetRight() {
            if (mTranslucentNavBar && !isNavigationAtBottom()) {
                return mNavigationBarWidth;
            } else {
                return 0;
            }
        }

    }

}

1. StatusBarUtil

package com.onepilltest.util;

import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.os.Build;
import android.support.annotation.IntDef;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.reflect.Field;
import java.lang.reflect.Method;

public class StatusBarUtil {
    public final static int TYPE_MIUI = 0;
    public final static int TYPE_FLYME = 1;
    public final static int TYPE_M = 3;//6.0

    @IntDef({TYPE_MIUI,
            TYPE_FLYME,
            TYPE_M})
    @Retention(RetentionPolicy.SOURCE)
    @interface ViewType {
    }

    /**
     * 修改状态栏颜色，支持4.4以上版本
     *
     * @param colorId 颜色
     */
    public static void setStatusBarColor(Activity activity, int colorId) {

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            Window window = activity.getWindow();
            window.setStatusBarColor(colorId);
        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            //使用SystemBarTintManager,需要先将状态栏设置为透明
            setTranslucentStatus(activity);
            SystemBarTintManager systemBarTintManager = new SystemBarTintManager(activity);
            systemBarTintManager.setStatusBarTintEnabled(true);//显示状态栏
            systemBarTintManager.setStatusBarTintColor(colorId);//设置状态栏颜色
        }
    }

    /**
     * 设置状态栏透明
     */
    @TargetApi(19)
    public static void setTranslucentStatus(Activity activity) {
        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);
            //导航栏颜色也可以正常设置
            //window.setNavigationBarColor(Color.TRANSPARENT);
        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            Window window = activity.getWindow();
            WindowManager.LayoutParams attributes = window.getAttributes();
            int flagTranslucentStatus = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
            attributes.flags |= flagTranslucentStatus;
            //int flagTranslucentNavigation = WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;
            //attributes.flags |= flagTranslucentNavigation;
            window.setAttributes(attributes);
        }
    }

    /**
     *  代码实现android:fitsSystemWindows
     *
     * @param activity
     */
    public static void setRootViewFitsSystemWindows(Activity activity, boolean fitSystemWindows) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            ViewGroup winContent = (ViewGroup) activity.findViewById(android.R.id.content);
            if (winContent.getChildCount() > 0) {
                ViewGroup rootView = (ViewGroup) winContent.getChildAt(0);
                if (rootView != null) {
                    rootView.setFitsSystemWindows(fitSystemWindows);
                }
            }
        }

    }

    /**
     * 设置状态栏深色浅色切换
     */
    public static boolean setStatusBarDarkTheme(Activity activity, boolean dark) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                setStatusBarFontIconDark(activity, TYPE_M, dark);
            } else if (OSUtils.isMiui()) {
                setStatusBarFontIconDark(activity, TYPE_MIUI, dark);
            } else if (OSUtils.isFlyme()) {
                setStatusBarFontIconDark(activity, TYPE_FLYME, dark);
            } else {//其他情况
                return false;
            }

            return true;
        }
        return false;
    }

    /**
     * 设置 状态栏深色浅色切换
     */
    public static boolean setStatusBarFontIconDark(Activity activity, @ViewType int type,boolean dark) {
        switch (type) {
            case TYPE_MIUI:
                return setMiuiUI(activity, dark);
            case TYPE_FLYME:
                return setFlymeUI(activity, dark);
            case TYPE_M:
            default:
                return setCommonUI(activity,dark);
        }
    }

    //设置6.0 状态栏深色浅色切换
    public static boolean setCommonUI(Activity activity, boolean dark) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
            View decorView = activity.getWindow().getDecorView();
            if (decorView != null) {
                int vis = decorView.getSystemUiVisibility();
                if (dark) {
                    vis |= View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
                } else {
                    vis &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
                }
                if (decorView.getSystemUiVisibility() != vis) {
                    decorView.setSystemUiVisibility(vis);
                }
                return true;
            }
        }
        return false;

    }

    //设置Flyme 状态栏深色浅色切换
    public static boolean setFlymeUI(Activity activity, boolean dark) {
        try {
            Window window = activity.getWindow();
            WindowManager.LayoutParams lp = window.getAttributes();
            Field darkFlag = WindowManager.LayoutParams.class.getDeclaredField("MEIZU_FLAG_DARK_STATUS_BAR_ICON");
            Field meizuFlags = WindowManager.LayoutParams.class.getDeclaredField("meizuFlags");
            darkFlag.setAccessible(true);
            meizuFlags.setAccessible(true);
            int bit = darkFlag.getInt(null);
            int value = meizuFlags.getInt(lp);
            if (dark) {
                value |= bit;
            } else {
                value &= ~bit;
            }
            meizuFlags.setInt(lp, value);
            window.setAttributes(lp);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    //设置MIUI 状态栏深色浅色切换
    public static boolean setMiuiUI(Activity activity, boolean dark) {
        try {
            Window window = activity.getWindow();
            Class<?> clazz = activity.getWindow().getClass();
            @SuppressLint("PrivateApi") Class<?> layoutParams = Class.forName("android.view.MiuiWindowManager$LayoutParams");
            Field field = layoutParams.getField("EXTRA_FLAG_STATUS_BAR_DARK_MODE");
            int darkModeFlag = field.getInt(layoutParams);
            Method extraFlagField = clazz.getDeclaredMethod("setExtraFlags", int.class, int.class);
            extraFlagField.setAccessible(true);
            if (dark) {    //状态栏亮色且黑色字体
                extraFlagField.invoke(window, darkModeFlag, darkModeFlag);
            } else {
                extraFlagField.invoke(window, 0, darkModeFlag);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }
    //获取状态栏高度
    public static int getStatusBarHeight(Context context) {
        int result = 0;
        int resourceId = context.getResources().getIdentifier(
                "status_bar_height", "dimen", "android");
        if (resourceId > 0) {
            result = context.getResources().getDimensionPixelSize(resourceId);
        }
        return result;
    }
}

1. StatusBarHeightView

package com.onepilltest.util;

import android.content.Context;
import android.content.res.TypedArray;
import android.os.Build;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.widget.LinearLayout;

import com.onepilltest.R;

public class StatusBarHeightView extends LinearLayout {
    private int statusBarHeight;
    private int type;

    public StatusBarHeightView(Context context, @Nullable AttributeSet attrs) {
        super(context, attrs);
        init(attrs);
    }

    public StatusBarHeightView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        init(attrs);
    }

    public StatusBarHeightView(Context context, @Nullable AttributeSet attrs, int defStyleAttr, int defStyleRes) {
        super(context, attrs, defStyleAttr);
        init(attrs);

    }

    private void init(@Nullable AttributeSet attrs) {

        int resourceId = getResources().getIdentifier("status_bar_height", "dimen", "android");
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            if(resourceId>0) {
                statusBarHeight = getResources().getDimensionPixelSize(resourceId);
            }
        }else{
            //低版本 直接设置0
            statusBarHeight = 0;
        }
        if (attrs != null) {
            TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.StatusBarHeightView);
            type = typedArray.getInt(R.styleable.StatusBarHeightView_use_type, 0);
            typedArray.recycle();
        }
        if (type == 1) {
            setPadding(getPaddingLeft(), statusBarHeight, getPaddingRight(), getPaddingBottom());
        }
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        if (type == 0) {
            setMeasuredDimension(getDefaultSize(getSuggestedMinimumWidth(), widthMeasureSpec),
                    statusBarHeight);
        } else {
            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        }
    }
}

1. OSUtils

package com.onepilltest.util;

import android.os.Build;
import android.text.TextUtils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class OSUtils {

    public static final String ROM_MIUI = "MIUI";
    public static final String ROM_EMUI = "EMUI";
    public static final String ROM_FLYME = "FLYME";
    public static final String ROM_OPPO = "OPPO";
    public static final String ROM_SMARTISAN = "SMARTISAN";
    public static final String ROM_VIVO = "VIVO";
    public static final String ROM_QIKU = "QIKU";

    private static final String KEY_VERSION_MIUI = "ro.miui.ui.version.name";
    private static final String KEY_VERSION_EMUI = "ro.build.version.emui";
    private static final String KEY_VERSION_OPPO = "ro.build.version.opporom";
    private static final String KEY_VERSION_SMARTISAN = "ro.smartisan.version";
    private static final String KEY_VERSION_VIVO = "ro.vivo.os.version";

    private static String sName;
    private static String sVersion;

    public static boolean isEmui() {
        return check(ROM_EMUI);
    }

    public static boolean isMiui() {
        return check(ROM_MIUI);
    }

    public static boolean isVivo() {
        return check(ROM_VIVO);
    }

    public static boolean isOppo() {
        return check(ROM_OPPO);
    }

    public static boolean isFlyme() {
        return check(ROM_FLYME);
    }

    public static boolean is360() {
        return check(ROM_QIKU) || check("360");
    }

    public static boolean isSmartisan() {
        return check(ROM_SMARTISAN);
    }

    public static String getName() {
        if (sName == null) {
            check("");
        }
        return sName;
    }

    public static String getVersion() {
        if (sVersion == null) {
            check("");
        }
        return sVersion;
    }

    public static boolean check(String rom) {
        if (sName != null) {
            return sName.equals(rom);
        }

        if (!TextUtils.isEmpty(sVersion = getProp(KEY_VERSION_MIUI))) {
            sName = ROM_MIUI;
        } else if (!TextUtils.isEmpty(sVersion = getProp(KEY_VERSION_EMUI))) {
            sName = ROM_EMUI;
        } else if (!TextUtils.isEmpty(sVersion = getProp(KEY_VERSION_OPPO))) {
            sName = ROM_OPPO;
        } else if (!TextUtils.isEmpty(sVersion = getProp(KEY_VERSION_VIVO))) {
            sName = ROM_VIVO;
        } else if (!TextUtils.isEmpty(sVersion = getProp(KEY_VERSION_SMARTISAN))) {
            sName = ROM_SMARTISAN;
        } else {
            sVersion = Build.DISPLAY;
            if (sVersion.toUpperCase().contains(ROM_FLYME)) {
                sName = ROM_FLYME;
            } else {
                sVersion = Build.UNKNOWN;
                sName = Build.MANUFACTURER.toUpperCase();
            }
        }
        return sName.equals(rom);
    }

    public static String getProp(String name) {
        String line = null;
        BufferedReader input = null;
        try {
            Process p = Runtime.getRuntime().exec("getprop " + name);
            input = new BufferedReader(new InputStreamReader(p.getInputStream()), 1024);
            line = input.readLine();
            input.close();
        } catch (IOException ex) {
            return null;
        } finally {
            if (input != null) {
                try {
                    input.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return line;
    }
}