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app/src/main/java/com/ckkj/water/utils/manager/ActivityManager.java

@@ -0,0 +1,85 @@
+package com.ckkj.water.utils.manager;
+
+import android.app.Activity;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * depiction：activity管理工具类
+ */
+
+public class ActivityManager {
+
+    /**
+     * 存放Activity的map
+     */
+    private static Map<String, Activity> activitys = new HashMap<>();
+
+    /**
+     * 获取管理类中注册的所有Activity的map
+     * @return
+     */
+    public static Map<String, Activity> getActivitys()
+    {
+        return activitys;
+    }
+
+    /**
+     * 根据键值取对应的Activity
+     * @param key 键值
+     * @return 键值对应的Activity
+     */
+    public static Activity getActivity(String key)
+    {
+        return activitys.get(key);
+    }
+
+    /**
+     * 注册Activity
+     * @param value
+     * @param key
+     */
+    public static void addActivity(Activity value,String key)
+    {
+        activitys.put(key, value);
+    }
+
+    /**
+     * 将key对应的Activity移除掉
+     * @param key
+     */
+    public static void removeActivity(String key)
+    {
+        activitys.remove(key);
+    }
+
+    /**
+     * finish掉所有的Activity移除所有的Activity
+     */
+    public static void removeAllActivity()
+    {
+        for (Activity activity : activitys.values()) {
+            activity.finish();
+        }
+        activitys.clear();
+    }
+
+    /**
+     * 结束所有Activity，但保留MainActivity
+     */
+    public static void removeAllActivityExceptMain()
+    {
+        Map<String, Activity> tempMap = new HashMap<>(activitys);
+        for (Map.Entry<String, Activity> entry : tempMap.entrySet()) {
+            Activity activity = entry.getValue();
+            String key = entry.getKey();
+            
+            // 检查是否为MainActivity，如果不是则结束
+            if (!key.contains("MainActivity")) {
+                activity.finish();
+                activitys.remove(key);
+            }
+        }
+    }
+}

app/src/main/java/com/ckkj/water/utils/manager/AudioRecordManager.java

@@ -0,0 +1,74 @@
+package com.ckkj.water.utils.manager;
+
+import android.content.Context;
+import android.media.MediaRecorder;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * @Description TODO
+ * @systemUser 86133
+ * @Author FengJingQi
+ * @Date 04-17-2025 周四 15:21
+ */
+
+public class AudioRecordManager {
+
+    private MediaRecorder mediaRecorder;
+    private String audioPath;
+    private long startTime;
+
+    public void startRecord(Context context) {
+        try {
+            audioPath = context.getExternalCacheDir().getAbsolutePath() + "/" + System.currentTimeMillis() + ".m4a";
+
+            mediaRecorder = new MediaRecorder();
+            mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
+            mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
+            mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
+            mediaRecorder.setOutputFile(audioPath);
+            mediaRecorder.prepare();
+            mediaRecorder.start();
+            startTime = System.currentTimeMillis();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void stopRecord() {
+        try {
+            if (mediaRecorder != null) {
+                mediaRecorder.stop();
+                mediaRecorder.release();
+                mediaRecorder = null;
+            }
+        } catch (RuntimeException e) {
+            e.printStackTrace();
+            // 可能 stop 出错
+        }
+    }
+
+    public void cancelRecord() {
+        try {
+            if (mediaRecorder != null) {
+                mediaRecorder.stop();
+                mediaRecorder.release();
+                mediaRecorder = null;
+            }
+        } catch (RuntimeException e) {
+            e.printStackTrace();
+        }
+        if (audioPath != null) {
+            new File(audioPath).delete();
+        }
+    }
+
+    public String getAudioPath() {
+        return audioPath;
+    }
+
+    public int getRecordDuration() {
+        return (int) ((System.currentTimeMillis() - startTime) / 1000); // 秒
+    }
+}

app/src/main/java/com/ckkj/water/utils/manager/ColorManage.java

@@ -0,0 +1,39 @@
+package com.ckkj.water.utils.manager;
+
+import android.graphics.Color;
+
+/**
+ * @Description TODO
+ * @systemUser 86133
+ * @Author FengJingQi
+ * @Date 04-22-2025 周二 15:48
+ */
+
+public class ColorManage {
+    private static ColorManage instance;
+
+    private ColorManage() {
+        // 私有构造方法，防止外部直接创建实例
+    }
+
+    public static ColorManage getInstance() {
+        if (instance == null) {
+            synchronized (ColorManage.class) {
+                if (instance == null) {
+                    instance = new ColorManage();
+                }
+            }
+        }
+        return instance;
+    }
+
+    public boolean isParsableColor(String color) {
+        try {
+            Color.parseColor(color);
+            return true;
+        } catch (IllegalArgumentException e) {
+            return false;
+        }
+    }
+
+}

app/src/main/java/com/ckkj/water/utils/manager/DingDingNotificationManage.java

@@ -0,0 +1,45 @@
+package com.ckkj.water.utils.manager;
+
+import android.content.Context;
+import android.media.Ringtone;
+import android.media.RingtoneManager;
+import android.net.Uri;
+
+
+/**
+ * @author fengxiaoyang
+ * @date 2025/5/21
+ * @description TODO: 描述该类的作用
+ */
+
+public class DingDingNotificationManage {
+    private static DingDingNotificationManage instance;
+
+    private DingDingNotificationManage() {
+        // 私有构造方法，防止外部直接创建实例
+    }
+
+    public static DingDingNotificationManage getInstance() {
+        if (instance == null) {
+            synchronized (DingDingNotificationManage.class) {
+                if (instance == null) {
+                    instance = new DingDingNotificationManage();
+                }
+            }
+        }
+        return instance;
+    }
+
+    public void playNotificationSound(Context context) {
+        try {
+            Uri notification = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
+            Ringtone ringtone = RingtoneManager.getRingtone(context, notification);
+            if (ringtone != null) {
+                ringtone.play();
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+}

app/src/main/java/com/ckkj/water/utils/manager/MingDengUserInfoManager.java

@@ -0,0 +1,70 @@
+package com.ckkj.water.utils.manager;
+
+import android.content.Context;
+
+import com.ckkj.water.AppConfig;
+import com.ckkj.water.ConstantUtil;
+import com.ckkj.water.base.entity.UserInfoEntity;
+import com.ckkj.water.login.entity.LoginEntity;
+import com.ckkj.water.utils.dataUtil.SharePreUtil;
+
+/**
+ * @Description TODO
+ * @systemUser 86133
+ * @Author FengJingQi
+ * @Date 04-07-2025 周一 12:51
+ */
+
+public class MingDengUserInfoManager {
+    private static MingDengUserInfoManager instance;
+    private LoginEntity entity;
+    private UserInfoEntity userInfo;
+
+    private MingDengUserInfoManager() {
+        // 私有构造方法，防止外部直接创建实例
+    }
+
+    public static MingDengUserInfoManager getInstance() {
+        if (instance == null) {
+            synchronized (MingDengUserInfoManager.class) {
+                if (instance == null) {
+                    instance = new MingDengUserInfoManager();
+                }
+            }
+        }
+        return instance;
+    }
+
+    public LoginEntity getEntity() {
+        return entity;
+    }
+
+    public void setEntity(LoginEntity entity) {
+        this.entity = entity;
+    }
+
+    public UserInfoEntity getUserInfo() {
+        return userInfo;
+    }
+
+    public void setUserInfo(UserInfoEntity userInfo) {
+        this.userInfo = userInfo;
+    }
+
+    // 清空用户数据
+    public void clearUser(Context mContext) {
+        SharePreUtil.putBoolean(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_LOGIN,false);
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_TOKEN,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_ID,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_RONGCLOUD_ID,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_RONGCLOUD_TOKEN,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_INFO_AVATAR,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_NICKNAME,"");
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,mContext,ConstantUtil.USER_INFO_JSON_CONTENT,"");
+        AppConfig.USER_LOGIN = false;
+        AppConfig.USER_TOKEN = "";
+        AppConfig.RONG_CLOUD_TALK_TOKEN = "";
+        AppConfig.USER_ID = "";
+        AppConfig.USER_RONGCLOUD_ID = "";
+    }
+}

app/src/main/java/com/ckkj/water/utils/manager/SystemBarTintManager.java

@@ -0,0 +1,563 @@
+/*
+ * 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.
+ */
+
+package com.ckkj.water.utils.manager;
+
+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(0, 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.
+     * <p/>
+     * 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.
+     * <p/>
+     * 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;
+            }
+        }
+
+    }
+
+}