关于沉浸模式 状态栏颜色 底部虚拟键相关

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自定义顶部状态栏背景色


/**
* 设置状态栏和APP主色调一致
* @param activity
*/
protected void setStatusBackground(Activity activity){
//如果手机版本号大于19
   if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {    
        setTranslucentStatus(true);    
        SystemBarTintManager tintManager = new SystemBarTintManager(activity);    
        tintManager.setStatusBarTintEnabled(true);    
        tintManager.setStatusBarTintResource(R.color.headwhite);//通知栏所需颜色  
    } 
}

private void setTranslucentStatus(boolean on) {    
      Window win = getWindow();    
      WindowManager.LayoutParams winParams = win.getAttributes();    
      final int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;    
      if (on) {    
          winParams.flags |= bits;    
      } else {    
          winParams.flags &= ~bits;    
      }    
      win.setAttributes(winParams);    
  }  


在设置ACTIVITY的布局之前调用 setStatusBackground(this); 方法

在设置ACTIVITY的布局之后调用

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {  
((RelativeLayout)findViewById(R.id.carManagerLayout)).setPadding(0, SystemBarTintManager.getStatusHeight(this), 0,0);  
  }  


import java.lang.reflect.Method;


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.Rect;
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;
  
/**  
 *  状态栏,背景色相关类
 */  
@SuppressWarnings({ "rawtypes", "unchecked" })  
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;  
            }  
        }  
  
    }  
    
    
    public static int getStatusHeight(Activity activity){    
        int statusHeight = 0;    
        Rect localRect = new Rect();    
        activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(localRect);    
        statusHeight = localRect.top;    
        if (0 == statusHeight){    
            Class<?> localClass;    
            try {    
                localClass = Class.forName("com.android.internal.R$dimen");    
                Object localObject = localClass.newInstance();    
                int i5 = Integer.parseInt(localClass.getField("status_bar_height").get(localObject).toString());    
                statusHeight = activity.getResources().getDimensionPixelSize(i5);    
            } catch (ClassNotFoundException e) {    
                e.printStackTrace();    
            } catch (IllegalAccessException e) {    
                e.printStackTrace();    
            } catch (InstantiationException e) {    
                e.printStackTrace();    
            } catch (NumberFormatException e) {    
                e.printStackTrace();    
            } catch (IllegalArgumentException e) {    
                e.printStackTrace();    
            } catch (SecurityException e) {    
                e.printStackTrace();    
            } catch (NoSuchFieldException e) {    
                e.printStackTrace();    
            }    
        }    
        return statusHeight;    
    }    
    
    
    
  
}  


如果底部有虚拟键,需要判断一下,要不然虚拟键会覆盖页面 判断方法


//获取是否存在NavigationBar
public static boolean checkDeviceHasNavigationBar(Context context) {
   boolean hasNavigationBar = false;
   Resources rs = context.getResources();
   int id = rs.getIdentifier("config_showNavigationBar", "bool", "android");
   if (id > 0) {
       hasNavigationBar = rs.getBoolean(id);
   }
   try {
       Class systemPropertiesClass = Class.forName("android.os.SystemProperties");
       Method m = systemPropertiesClass.getMethod("get", String.class);
       String navBarOverride = (String) m.invoke(systemPropertiesClass, "qemu.hw.mainkeys");
       if ("1".equals(navBarOverride)) {
           hasNavigationBar = false;
       } else if ("0".equals(navBarOverride)) {
           hasNavigationBar = true;
       }
   } catch (Exception e) {


   }
   return hasNavigationBar;


}



因为此方法是支持android api 19以上 所以需要在values-19里面的styles里写主题

    <style name="AppBaseTheme" parent="android:Theme.Light.NoTitleBar"></style>
    <style name="AppTheme" parent="AppBaseTheme">    
<item name="android:windowTranslucentStatus">true</item>  
<item name="android:windowTranslucentNavigation">true</item>  
</style>


最后在每个activity布局的最开头布局里面添加一句

    android:fitsSystemWindows="true" 


OK!

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