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  3. android.content.ContextWrapper

Java 类android.content.ContextWrapper 实例源码

项目：inventum    文件：InventumContextWrapper.java    
@SuppressWarnings("deprecation")
public static ContextWrapper wrap(Context context) {
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    String lang = prefs.getString(Constants.PREF_APP_LANGUAGE, "");
    Locale locale = StringUtils.getLocale(lang);
    locale = (locale == null) ? Locale.getDefault() : locale;
    Configuration configuration = context.getResources().getConfiguration();

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
        LocaleList localeList = new LocaleList(locale);
        LocaleList.setDefault(localeList);
        Locale.setDefault(locale);
        configuration.setLocale(locale);
        configuration.setLocales(localeList);
        context = context.createConfigurationContext(configuration);

    } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
        configuration.setLocale(locale);
        context = context.createConfigurationContext(configuration);
    } else {
        configuration.locale = locale;
        context.getResources().updateConfiguration(configuration, null);
    }

    return new InventumContextWrapper(context);
}
项目：boohee_v5.6    文件：AppCompatViewInflater.java    
@NonNull
private void resolveMethod(@Nullable Context context, @NonNull String name) {
    while (context != null) {
        try {
            if (!context.isRestricted()) {
                Method method = context.getClass().getMethod(this.mMethodName, new Class[]{View.class});
                if (method != null) {
                    this.mResolvedMethod = method;
                    this.mResolvedContext = context;
                    return;
                }
            }
        } catch (NoSuchMethodException e) {
        }
        if (context instanceof ContextWrapper) {
            context = ((ContextWrapper) context).getBaseContext();
        } else {
            context = null;
        }
    }
    int id = this.mHostView.getId();
    throw new IllegalStateException("Could not find method " + this.mMethodName + "(View) in a parent or ancestor Context for android:onClick " + "attribute defined on view " + this.mHostView.getClass() + (id == -1 ? "" : " with id '" + this.mHostView.getContext().getResources().getResourceEntryName(id) + "'"));
}
项目：Android-skin-support    文件：SkinCompatViewInflater.java    
/**
 * android:onClick doesn't handle views with a ContextWrapper context. This method
 * backports new framework functionality to traverse the Context wrappers to find a
 * suitable target.
 */
private void checkOnClickListener(View view, AttributeSet attrs) {
    final Context context = view.getContext();

    if (!(context instanceof ContextWrapper) ||
            (Build.VERSION.SDK_INT >= 15 && !ViewCompat.hasOnClickListeners(view))) {
        // Skip our compat functionality if: the Context isn't a ContextWrapper, or
        // the view doesn't have an OnClickListener (we can only rely on this on API 15+ so
        // always use our compat code on older devices)
        return;
    }

    final TypedArray a = context.obtainStyledAttributes(attrs, sOnClickAttrs);
    final String handlerName = a.getString(0);
    if (handlerName != null) {
        view.setOnClickListener(new DeclaredOnClickListener(view, handlerName));
    }
    a.recycle();
}
项目：GitHub    文件：PresenterManager.java    
/**
 * Get the Activity of a context. This is typically used to determine the hosting activity of a
 * {@link View}
 *
 * @param context The context
 * @return The Activity or throws an Exception if Activity couldnt be determined
 */
@NonNull public static Activity getActivity(@NonNull Context context) {
  if (context == null) {
    throw new NullPointerException("context == null");
  }
  if (context instanceof Activity) {
    return (Activity) context;
  }

  while (context instanceof ContextWrapper) {
    if (context instanceof Activity) {
      return (Activity) context;
    }
    context = ((ContextWrapper) context).getBaseContext();
  }
  throw new IllegalStateException("Could not find the surrounding Activity");
}
项目：Show_Chat    文件：ShowChatContextWrapper.java    
@SuppressWarnings("deprecation")
public static ContextWrapper wrap(Context context) {
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    String lang = prefs.getString(Constants.PREF_APP_LANGUAGE, "");
    Locale locale = StringUtils.getLocale(lang);
    locale = (locale == null) ? Locale.getDefault() : locale;
    Configuration configuration = context.getResources().getConfiguration();

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
        LocaleList localeList = new LocaleList(locale);
        LocaleList.setDefault(localeList);
        Locale.setDefault(locale);
        configuration.setLocale(locale);
        configuration.setLocales(localeList);
        context = context.createConfigurationContext(configuration);

    } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
        configuration.setLocale(locale);
        context = context.createConfigurationContext(configuration);
    } else {
        configuration.locale = locale;
        context.getResources().updateConfiguration(configuration, null);
    }

    return new ShowChatContextWrapper(context);
}
项目：AndroidChangeLanguage    文件：MyContextWrapper.java    
@SuppressWarnings("deprecation")
public static ContextWrapper wrap(Context context, String language) {
    Configuration config = context.getResources().getConfiguration();
    Locale sysLocale = null;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
        sysLocale = getSystemLocale(config);
    } else {
        sysLocale = getSystemLocaleLegacy(config);
    }
    if (!language.equals("") && !sysLocale.getLanguage().equals(language)) {
        Locale locale = new Locale(language);
        Locale.setDefault(locale);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
            setSystemLocale(config, locale);
        } else {
            setSystemLocaleLegacy(config, locale);
        }
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
            context = context.createConfigurationContext(config);
        } else {
            context.getResources().updateConfiguration(config, context.getResources().getDisplayMetrics());
        }
    }
    return new MyContextWrapper(context);
}
项目：Phoenix-for-VK    文件：UploadUtils.java    
/**
 * @param token The {@link ServiceToken} to unbind from
 */
public static void unbindFromService(final ServiceToken token) {
    if (token == null) {
        return;
    }

    final ContextWrapper mContextWrapper = token.mWrappedContext;
    final ServiceBinder mBinder = mConnectionMap.remove(mContextWrapper);
    if (mBinder == null) {
        return;
    }

    mContextWrapper.unbindService(mBinder);
    if (mConnectionMap.isEmpty()) {
        mService = null;
    }
}
项目：Phoenix-for-VK    文件：MusicUtils.java    
/**
 * @param token The {@link ServiceToken} to unbind from
 */
public static void unbindFromService(final ServiceToken token) {
    if (token == null) {
        return;
    }

    final ContextWrapper mContextWrapper = token.mWrappedContext;
    final ServiceBinder mBinder = mConnectionMap.remove(mContextWrapper);
    if (mBinder == null) {
        return;
    }

    mContextWrapper.unbindService(mBinder);

    if (mConnectionMap.isEmpty()) {
        mService = null;
    }
}
项目：ScanLinks    文件：WhitelistActivity.java    
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_whitelist);

    if (getSupportActionBar() != null) {
        getSupportActionBar().setElevation(0.0f);
        getSupportActionBar().setDisplayShowHomeEnabled(true);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    }

    new Prefs.Builder()
            .setContext(this)
            .setMode(ContextWrapper.MODE_PRIVATE)
            .setPrefsName(getPackageName())
            .setUseDefaultSharedPreference(true)
            .build();
    whitelistArray = Prefs.getOrderedStringSet("whitelistArray", new LinkedHashSet<String>());

    listView = (RecyclerView) findViewById(R.id.listView1);
    RecyclerView.LayoutManager manager = new LinearLayoutManager(this);
    listView.setLayoutManager(manager);
    listView.setHasFixedSize(true);
    listView.setAdapter(new RecyclerAdapter(whitelistArray.toArray(new String[whitelistArray.size()])));
}
项目：AndroidSkinAnimator    文件：SkinCompatViewInflater.java    
/**
 * android:onClick doesn't handle views with a ContextWrapper context. This method
 * backports new framework functionality to traverse the Context wrappers to find a
 * suitable target.
 */
private void checkOnClickListener(View view, AttributeSet attrs) {
    final Context context = view.getContext();

    if (!(context instanceof ContextWrapper) ||
            (Build.VERSION.SDK_INT >= 15 && !ViewCompat.hasOnClickListeners(view))) {
        // Skip our compat functionality if: the Context isn't a ContextWrapper, or
        // the view doesn't have an OnClickListener (we can only rely on this on API 15+ so
        // always use our compat code on older devices)
        return;
    }

    final TypedArray a = context.obtainStyledAttributes(attrs, sOnClickAttrs);
    final String handlerName = a.getString(0);
    if (handlerName != null) {
        view.setOnClickListener(new DeclaredOnClickListener(view, handlerName));
    }
    a.recycle();
}
项目：Android-skin-support    文件：SkinCompatViewInflater.java    
@NonNull
private void resolveMethod(@Nullable Context context, @NonNull String name) {
    while (context != null) {
        try {
            if (!context.isRestricted()) {
                final Method method = context.getClass().getMethod(mMethodName, View.class);
                if (method != null) {
                    mResolvedMethod = method;
                    mResolvedContext = context;
                    return;
                }
            }
        } catch (NoSuchMethodException e) {
            // Failed to find method, keep searching up the hierarchy.
        }

        if (context instanceof ContextWrapper) {
            context = ((ContextWrapper) context).getBaseContext();
        } else {
            // Can't search up the hierarchy, null out and fail.
            context = null;
        }
    }

    final int id = mHostView.getId();
    final String idText = id == View.NO_ID ? "" : " with id '"
            + mHostView.getContext().getResources().getResourceEntryName(id) + "'";
    throw new IllegalStateException("Could not find method " + mMethodName
            + "(View) in a parent or ancestor Context for android:onClick "
            + "attribute defined on view " + mHostView.getClass() + idText);
}
项目：diycode    文件：IMMLeaks.java    
private Activity extractActivity(Context context) {
  while (true) {
    if (context instanceof Application) {
      return null;
    } else if (context instanceof Activity) {
      return (Activity) context;
    } else if (context instanceof ContextWrapper) {
      Context baseContext = ((ContextWrapper) context).getBaseContext();
      // Prevent Stack Overflow.
      if (baseContext == context) {
        return null;
      }
      context = baseContext;
    } else {
      return null;
    }
  }
}
项目：MiPushFramework    文件：CondomKitTest.java    
@Test @SuppressLint("HardwareIds") public void testNullDeviceIdKit() {
    final CondomContext condom = CondomContext.wrap(new ContextWrapper(context), "NullDeviceId",
            new CondomOptions().addKit(new NullDeviceIdKit()));
    final TelephonyManager tm = (TelephonyManager) condom.getSystemService(Context.TELEPHONY_SERVICE);
    assertTrue(condom.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE).getClass().getName().startsWith(NullDeviceIdKit.class.getName()));

    assertPermission(condom, READ_PHONE_STATE, true);

    assertNull(tm.getDeviceId());
    if (SDK_INT >= M) assertNull(tm.getDeviceId(0));
    assertNull(tm.getImei());
    assertNull(tm.getImei(0));
    if (SDK_INT >= O) assertNull(tm.getMeid());
    if (SDK_INT >= O) assertNull(tm.getMeid(0));
    assertNull(tm.getSimSerialNumber());
    assertNull(tm.getLine1Number());
    assertNull(tm.getSubscriberId());
}
项目：container    文件：NotificationCompatCompatV14.java    
Context getAppContext(final String packageName) {
    final Resources resources = getResources(packageName);
    Context context = null;
    try {
        context = getHostContext().createPackageContext(packageName,
                Context.CONTEXT_IGNORE_SECURITY | Context.CONTEXT_INCLUDE_CODE);
    } catch (PackageManager.NameNotFoundException e) {
        context = getHostContext();
    }
    return new ContextWrapper(context) {
        @Override
        public Resources getResources() {
            return resources;
        }

        @Override
        public String getPackageName() {
            return packageName;
        }
    };
}
项目：chromium-net-for-android    文件：CronetUrlRequestContextTest.java    
@SmallTest
@Feature({"Cronet"})
public void testInitDifferentEngines() throws Exception {
    // Test that concurrently instantiating Cronet context's upon various
    // different versions of the same Android Context does not cause crashes
    // like crbug.com/453845
    mTestFramework = startCronetTestFramework();
    CronetEngine firstEngine =
            new CronetUrlRequestContext(mTestFramework.createCronetEngineBuilder(getContext()));
    CronetEngine secondEngine = new CronetUrlRequestContext(
            mTestFramework.createCronetEngineBuilder(getContext().getApplicationContext()));
    CronetEngine thirdEngine = new CronetUrlRequestContext(
            mTestFramework.createCronetEngineBuilder(new ContextWrapper(getContext())));
    firstEngine.shutdown();
    secondEngine.shutdown();
    thirdEngine.shutdown();
}
项目：Android-skin-support    文件：SkinCompatViewInflater.java    
/**
 * android:onClick doesn't handle views with a ContextWrapper context. This method
 * backports new framework functionality to traverse the Context wrappers to find a
 * suitable target.
 */
private void checkOnClickListener(View view, AttributeSet attrs) {
    final Context context = view.getContext();

    if (!(context instanceof ContextWrapper) ||
            (Build.VERSION.SDK_INT >= 15 && !ViewCompat.hasOnClickListeners(view))) {
        // Skip our compat functionality if: the Context isn't a ContextWrapper, or
        // the view doesn't have an OnClickListener (we can only rely on this on API 15+ so
        // always use our compat code on older devices)
        return;
    }

    final TypedArray a = context.obtainStyledAttributes(attrs, sOnClickAttrs);
    final String handlerName = a.getString(0);
    if (handlerName != null) {
        view.setOnClickListener(new DeclaredOnClickListener(view, handlerName));
    }
    a.recycle();
}
项目：Bigbang    文件：IMMLeaks.java    
private Activity extractActivity(Context context) {
    while (true) {
        if (context instanceof Application) {
            return null;
        } else if (context instanceof Activity) {
            return (Activity) context;
        } else if (context instanceof ContextWrapper) {
            Context baseContext = ((ContextWrapper) context).getBaseContext();
            // Prevent Stack Overflow.
            if (baseContext == context) {
                return null;
            }
            context = baseContext;
        } else {
            return null;
        }
    }
}
项目：atlas    文件：ActivityTaskMgr.java    
public void popFromActivityStack(Activity activity) {
    if(sReminderDialog!=null &&
            (sReminderDialog.getContext()==activity ||
                    (sReminderDialog.getContext() instanceof ContextWrapper && ((ContextWrapper)sReminderDialog.getContext()).getBaseContext()==activity))){
        try{
            sReminderDialog.dismiss();
        }catch (Throwable e){}finally {
            sReminderDialog = null;
        }
    }
    for(int x=0; x<activityList.size(); x++){
        WeakReference<Activity> ref = activityList.get(x);
        if(ref!=null && ref.get()!=null && ref.get()==activity){
            activityList.remove(ref);
        }
    }
}
项目：Android-skin-support    文件：SkinCompatViewInflater.java    
@NonNull
private void resolveMethod(@Nullable Context context, @NonNull String name) {
    while (context != null) {
        try {
            if (!context.isRestricted()) {
                final Method method = context.getClass().getMethod(mMethodName, View.class);
                if (method != null) {
                    mResolvedMethod = method;
                    mResolvedContext = context;
                    return;
                }
            }
        } catch (NoSuchMethodException e) {
            // Failed to find method, keep searching up the hierarchy.
        }

        if (context instanceof ContextWrapper) {
            context = ((ContextWrapper) context).getBaseContext();
        } else {
            // Can't search up the hierarchy, null out and fail.
            context = null;
        }
    }

    final int id = mHostView.getId();
    final String idText = id == View.NO_ID ? "" : " with id '"
            + mHostView.getContext().getResources().getResourceEntryName(id) + "'";
    throw new IllegalStateException("Could not find method " + mMethodName
            + "(View) in a parent or ancestor Context for android:onClick "
            + "attribute defined on view " + mHostView.getClass() + idText);
}
项目：ReadMark    文件：SkinAppCompatViewInflater.java    
@NonNull
private void resolveMethod(@Nullable Context context, @NonNull String name) {
    while (context != null) {
        try {
            if (!context.isRestricted()) {
                final Method method = context.getClass().getMethod(mMethodName, View.class);
                if (method != null) {
                    mResolvedMethod = method;
                    mResolvedContext = context;
                    return;
                }
            }
        } catch (NoSuchMethodException e) {
            // Failed to find method, keep searching up the hierarchy.
        }

        if (context instanceof ContextWrapper) {
            context = ((ContextWrapper) context).getBaseContext();
        } else {
            // Can't search up the hierarchy, null out and fail.
            context = null;
        }
    }

    final int id = mHostView.getId();
    final String idText = id == View.NO_ID ? "" : " with id '"
            + mHostView.getContext().getResources().getResourceEntryName(id) + "'";
    throw new IllegalStateException("Could not find method " + mMethodName
            + "(View) in a parent or ancestor Context for android:onClick "
            + "attribute defined on view " + mHostView.getClass() + idText);
}
项目：VirtualAPK    文件：VAInstrumentation.java    
@Override
public void callActivityOnCreate(Activity activity, Bundle icicle) {
    final Intent intent = activity.getIntent();
    if (PluginUtil.isIntentFromPlugin(intent)) {
        Context base = activity.getBaseContext();
        try {
            LoadedPlugin plugin = this.mPluginManager.getLoadedPlugin(intent);
            ReflectUtil.setField(base.getClass(), base, "mResources", plugin.getResources());
            ReflectUtil.setField(ContextWrapper.class, activity, "mBase", plugin.getPluginContext());
            ReflectUtil.setField(Activity.class, activity, "mApplication", plugin.getApplication());
            ReflectUtil.setFieldNoException(ContextThemeWrapper.class, activity, "mBase", plugin.getPluginContext());

            // set screenOrientation
            ActivityInfo activityInfo = plugin.getActivityInfo(PluginUtil.getComponent(intent));
            if (activityInfo.screenOrientation != ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED) {
                activity.setRequestedOrientation(activityInfo.screenOrientation);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

    }

    mBase.callActivityOnCreate(activity, icicle);
}
项目：condom    文件：CondomKitTest.java    
@Test @SuppressLint("HardwareIds") public void testNullDeviceIdKit() throws NameNotFoundException {
    final CondomContext condom = CondomContext.wrap(new ContextWrapper(context), "NullDeviceId",
            new CondomOptions().addKit(new NullDeviceIdKit()));
    final TelephonyManager tm = (TelephonyManager) condom.getSystemService(Context.TELEPHONY_SERVICE);
    assertNotNull(tm);
    assertTrue(tm.getClass().getName().startsWith(NullDeviceIdKit.class.getName()));
    final TelephonyManager app_tm = (TelephonyManager) condom.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);
    assertNotNull(app_tm);
    assertTrue(app_tm.getClass().getName().startsWith(NullDeviceIdKit.class.getName()));

    assertPermission(condom, READ_PHONE_STATE, true);

    assertNull(tm.getDeviceId());
    if (SDK_INT >= LOLLIPOP) {
        if (SDK_INT >= M) assertNull(tm.getDeviceId(0));
        assertNull(tm.getImei());
        assertNull(tm.getImei(0));
        if (SDK_INT >= O) assertNull(tm.getMeid());
        if (SDK_INT >= O) assertNull(tm.getMeid(0));
    }
    assertNull(tm.getSimSerialNumber());
    assertNull(tm.getLine1Number());
    assertNull(tm.getSubscriberId());
}
项目：AndroidSnooper    文件：TestDbRule.java    
private void copyDataBase(String finalDbName) {
  Context applicationContext = InstrumentationRegistry.getTargetContext();
  ContextWrapper cw = new ContextWrapper(applicationContext);
  File dbDir = new File(getDBDirectory());
  if(!dbDir.exists()) {
    dbDir.mkdir();
  }
  Logger.d("Database", "New database is being copied to device!");
  byte[] buffer = new byte[1024];
  int length;
  try {
    InputStream myInput = applicationContext.getResources().openRawResource(this.dbRawResourceId);
    File file = new File(dbDir , finalDbName);
    OutputStream myOutput = new FileOutputStream(file);
    while ((length = myInput.read(buffer)) > 0) {
      myOutput.write(buffer, 0, length);
    }
    myOutput.close();
    myOutput.flush();
    myInput.close();
    Logger.d("Database", "New database has been copied to device!");
  } catch (IOException e) {
    Logger.e("Database", e.getMessage(), e);
  }
}
项目：simple-stack    文件：Navigator.java    
/**
 * Attempt to find the Activity in the Context through the chain of its base contexts.
 *
 * @throws IllegalArgumentException if context is null
 * @throws IllegalStateException if the context's base context hierarchy doesn't contain an Activity
 *
 * @param context the context
 * @param <T> the type of the Activity
 * @return the Activity
 */
@NonNull
public static <T extends Activity> T findActivity(@NonNull Context context) {
    if(context == null) {
        throw new IllegalArgumentException("Context cannot be null!");
    }
    if(context instanceof Activity) {
        // noinspection unchecked
        return (T) context;
    } else {
        ContextWrapper contextWrapper = (ContextWrapper) context;
        Context baseContext = contextWrapper.getBaseContext();
        if(baseContext == null) {
            throw new IllegalStateException("Activity was not found as base context of view!");
        }
        return findActivity(baseContext);
    }
}
项目：UsoppBubble    文件：Utils.java    
public static Activity scanForActivity(Context cont) {
    if (cont == null)
        return null;
    else if (cont instanceof Activity)
        return (Activity) cont;
    else if (cont instanceof ContextWrapper)
        return scanForActivity(((ContextWrapper) cont).getBaseContext());

    return null;
}
项目：https-github.com-hyb1996-NoRootScriptDroid    文件：DialogUtils.java    
public static boolean isActivityContext(Context context) {
    if (context instanceof Activity)
        return true;
    if (context instanceof ContextWrapper) {
        return isActivityContext(((ContextWrapper) context).getBaseContext());
    }
    return false;
}
项目：https-github.com-hyb1996-NoRootScriptDroid    文件：BlockedMaterialDialog.java    
private boolean isActivityContext(Context context) {
    if (context == null)
        return false;
    if (context instanceof Activity) {
        return !((Activity) context).isFinishing();
    }
    if (context instanceof ContextWrapper) {
        return isActivityContext(((ContextWrapper) context).getBaseContext());
    }
    return false;
}
项目：yjPlay    文件：VideoPlayUtils.java    
/***
 * 得到活动对象
 *
 * @param context 上下文
 * @return Activity activity
 */
public static Activity scanForActivity(@NonNull Context context) {
    if (context instanceof Activity) {
        return (Activity) context;
    } else if (context instanceof ContextWrapper) {
        return scanForActivity(((ContextWrapper) context).getBaseContext());
    }
    return null;
}
项目：GitHub    文件：RequestManagerRetriever.java    
public RequestManager get(Context context) {
  if (context == null) {
    throw new IllegalArgumentException("You cannot start a load on a null Context");
  } else if (Util.isOnMainThread() && !(context instanceof Application)) {
    if (context instanceof FragmentActivity) {
      return get((FragmentActivity) context);
    } else if (context instanceof Activity) {
      return get((Activity) context);
    } else if (context instanceof ContextWrapper) {
      return get(((ContextWrapper) context).getBaseContext());
    }
  }

  return getApplicationManager(context);
}
项目：GitHub    文件：RequestManagerRetriever.java    
private Activity findActivity(Context context) {
  if (context instanceof Activity) {
    return (Activity) context;
  } else if (context instanceof ContextWrapper) {
    return findActivity(((ContextWrapper) context).getBaseContext());
  } else {
    return null;
  }
}
项目：GitHub    文件：RequestManagerRetrieverTest.java    
@Test
public void testHandlesContextWrappersForActivities() {
  RetrieverHarness harness = new DefaultRetrieverHarness();
  RequestManager requestManager = harness.doGet();
  ContextWrapper contextWrapper = new ContextWrapper(harness.getController().get());

  assertEquals(requestManager, retriever.get(contextWrapper));
}
项目：GitHub    文件：Utils.java    
/**
 * Resolves bug #161. Necessary when {@code theme} attribute is used in the layout.
 * Used by {@code FlexibleAdapter.getStickyHeaderContainer()} method.
 */
//TODO: review comment
public static Activity scanForActivity(Context context) {
    if (context instanceof Activity)
        return (Activity) context;
    else if (context instanceof ContextWrapper)
        return scanForActivity(((ContextWrapper) context).getBaseContext());

    return null;
}
项目：GitHub    文件：NucleusLayout.java    
/**
 * Returns the unwrapped activity of the view or throws an exception.
 *
 * @return an unwrapped activity
 */
public Activity getActivity() {
    Context context = getContext();
    while (!(context instanceof Activity) && context instanceof ContextWrapper)
        context = ((ContextWrapper) context).getBaseContext();
    if (!(context instanceof Activity))
        throw new IllegalStateException("Expected an activity context, got " + context.getClass().getSimpleName());
    return (Activity) context;
}
项目：GitHub    文件：RequestManagerRetriever.java    
public RequestManager get(Context context) {
  if (context == null) {
    throw new IllegalArgumentException("You cannot start a load on a null Context");
  } else if (Util.isOnMainThread() && !(context instanceof Application)) {
    if (context instanceof FragmentActivity) {
      return get((FragmentActivity) context);
    } else if (context instanceof Activity) {
      return get((Activity) context);
    } else if (context instanceof ContextWrapper) {
      return get(((ContextWrapper) context).getBaseContext());
    }
  }

  return getApplicationManager(context);
}
项目：GitHub    文件：RequestManagerRetriever.java    
private Activity findActivity(Context context) {
  if (context instanceof Activity) {
    return (Activity) context;
  } else if (context instanceof ContextWrapper) {
    return findActivity(((ContextWrapper) context).getBaseContext());
  } else {
    return null;
  }
}
项目：GitHub    文件：RequestManagerRetrieverTest.java    
@Test
public void testHandlesContextWrappersForActivities() {
  RetrieverHarness harness = new DefaultRetrieverHarness();
  RequestManager requestManager = harness.doGet();
  ContextWrapper contextWrapper = new ContextWrapper(harness.getController().get());

  assertEquals(requestManager, retriever.get(contextWrapper));
}
项目：GitHub    文件：RequestManagerRetrieverTest.java    
@Test
public void testHandlesContextWrappersForApplication() {
  ContextWrapper contextWrapper = new ContextWrapper(RuntimeEnvironment.application);
  RequestManager requestManager = retriever.get(RuntimeEnvironment.application);

  assertEquals(requestManager, retriever.get(contextWrapper));
}
项目：GitHub    文件：NucleusLayout.java    
/**
 * Returns the unwrapped activity of the view or throws an exception.
 *
 * @return an unwrapped activity
 */
public Activity getActivity() {
    Context context = getContext();
    while (!(context instanceof Activity) && context instanceof ContextWrapper)
        context = ((ContextWrapper) context).getBaseContext();
    if (!(context instanceof Activity))
        throw new IllegalStateException("Expected an activity context, got " + context.getClass().getSimpleName());
    return (Activity) context;
}
项目：ListVideoPlayer    文件：ListVideoUtils.java    
public static Activity scanForActivity(Context context) {
    if (context == null) return null;

    if (context instanceof Activity) {
        return (Activity) context;
    } else if (context instanceof ContextWrapper) {
        return scanForActivity(((ContextWrapper) context).getBaseContext());
    }

    return null;
}
项目：GitHub    文件：ActivityListenerManager.java    
/**
 * If given context is an instance of ListenableActivity then creates new instance of
 * WeakReferenceActivityListenerAdapter and adds it to activity's listeners
 */
public static void register(
    ActivityListener activityListener,
    Context context) {
  if (!(context instanceof ListenableActivity) && context instanceof ContextWrapper) {
    context = ((ContextWrapper) context).getBaseContext();
  }
  if (context instanceof ListenableActivity) {
    ListenableActivity listenableActivity = (ListenableActivity) context;
    Listener listener = new Listener(activityListener);
    listenableActivity.addActivityListener(listener);
  }
}