Android 沉浸式改变小米魅族状态栏颜色的实例代码

 public void setStatusBarDarkMode(boolean darkmode, Activity activity) {   if (sIsMiuiV6) {    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();    }   }  } 

 /*  * 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.Field;  import java.lang.reflect.Method;  /**  * Class to manage status and navigation bar tint effects when using KitKat  * translucent system UI modes.  *  */  public class SystemBarTintManager {  /**   * 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;  private static boolean sIsMiuiV6;  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);    sIsMiuiV6 = "V6".equals((String) m.invoke(c, "ro.miui.ui.version.name"));    sNavBarOverride = (String) m.invoke(null, "qemu.hw.mainkeys");   } catch (Throwable e) {    sNavBarOverride = null;   }   }  }  /**   * 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 void setStatusBarDarkMode(boolean darkmode, Activity activity) {   if (sIsMiuiV6) {    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();    }   }  }  } 

 public void initSystemBar(){   if (VERSION.SDK_INT >= VERSION_CODES.KITKAT) {   getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);   getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);   getWindow().addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);   fwRootLayout.setFitsSystemWindows(true);//需要把根布局设置为这个属性 子布局则不会占用状态栏位置   fwRootLayout.setClipToPadding(true);//需要把根布局设置为这个属性 子布局则不会占用状态栏位置   }   tintManager = new SystemBarTintManager(this);// 创建状态栏的管理实例   tintManager.setStatusBarTintEnabled(true);// 激活状态栏设置   tintManager.setNavigationBarTintEnabled(true);// 激活导航栏设置   tintManager.setStatusBarTintColor(getResources().getColor(R.color.blue500));//设置状态栏颜色   tintManager.setStatusBarDarkMode(false, this);//false 状态栏字体颜色是白色 true 颜色是黑色  }