Example usage for android.database ContentObserver ContentObserver

Introduction

In this page you can find the example usage for android.database ContentObserver ContentObserver.

Prototype

public ContentObserver(Handler handler) 

Source Link

Document

Creates a content observer.

Usage

From source file:com.wolkabout.hexiwear.service.NotificationService.java

@AfterInject
void setUnreadMessageObserver() {
    if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_TELEPHONY)) {
        return;//  w ww  .j  ava  2  s.co m
    }

    checkUnreadMessageCount();
    final ContentObserver contentObserver = new ContentObserver(new Handler()) {
        public void onChange(boolean selfChange) {
            checkUnreadMessageCount();
        }
    };
    Log.i(TAG, "Observing unread messages.");
    contentObservers.add(contentObserver);
    getContentResolver().registerContentObserver(Uri.parse("content://sms/"), true, contentObserver);
}

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From source file:mobisocial.socialkit.musubi.Musubi.java

public Musubi(Context context) {
    mContext = context.getApplicationContext();
    if (context instanceof Activity) {
        setDataFromIntent(((Activity) context).getIntent());
    }/*from   w  ww  . j a  va  2s.com*/
    mContentProviderThread = new ContentProviderThread();
    mContentProviderThread.start();
    if (mContentProviderThread.mHandler == null) {
        synchronized (this) {
            while (mContentProviderThread.mHandler == null) {
                try {
                    wait();
                } catch (InterruptedException e) {
                    continue;
                }
            }
        }
    }

    mContactUpdateObserver = new ContentObserver(mContentProviderThread.mHandler) {
        @Override
        public void onChange(boolean selfChange) {
            sUserCache.clear();
        }
    };
    mContext.getContentResolver().registerContentObserver(CONTACTS_URI, true, mContactUpdateObserver);
}

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From source file:dev.drsoran.moloko.fragments.TaskEditFragment.java

private void registerForTaskDeletedByBackgroundSync() {
    taskChangesObserver = new ContentObserver(MolokoApp.getHandler()) {
        @Override//from   w w w.ja v a 2  s .c  o m
        public void onChange(boolean selfChange) {
            getSherlockActivity().getSupportLoaderManager().initLoader(TaskLoader.ID, Bundle.EMPTY,
                    TaskEditFragment.this.taskLoaderHandler);
        }
    };

    getSherlockActivity().getContentResolver().registerContentObserver(
            Queries.contentUriWithId(RawTasks.CONTENT_URI, getTaskAssertNotNull().getId()), false,
            taskChangesObserver);
}

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From source file:mobisocial.musubi.ui.fragments.ContactsFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mObserver = new LessSpammyContentObserver(new Handler(mActivity.getMainLooper())) {
        @Override// w w  w  . ja  va  2 s  .com
        public void lessSpammyOnChange(boolean arg0) {
            if (mContacts == null || mContacts.getCursor() == null || !isAdded())
                return;
            mContacts.getCursor().requery();
        }
    };
    mEditableObserver = new ContentObserver(new Handler(mActivity.getMainLooper())) {
        @Override
        public void onChange(boolean arg0) {
            if (mContacts == null || mContacts.getCursor() == null || !isAdded())
                return;
            mContacts.getCursor().requery();
        }
    };
}

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From source file:com.google.android.apps.muzei.MuzeiWallpaperService.java

private void initialize() {
    FirebaseAnalytics.getInstance(this).setUserProperty("device_type", BuildConfig.DEVICE_TYPE);
    SourceManager.subscribeToSelectedSource(MuzeiWallpaperService.this);
    mNetworkChangeReceiver = new NetworkChangeReceiver();
    IntentFilter networkChangeFilter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
    registerReceiver(mNetworkChangeReceiver, networkChangeFilter);
    // Ensure we retry loading the artwork if the network changed while the wallpaper was disabled
    ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(
            Context.CONNECTIVITY_SERVICE);
    Intent retryIntent = TaskQueueService.maybeRetryDownloadDueToGainedConnectivity(this);
    if (retryIntent != null && connectivityManager.getActiveNetworkInfo() != null
            && connectivityManager.getActiveNetworkInfo().isConnected()) {
        startService(retryIntent);//from   w w w .jav a 2 s  .  c  o  m
    }

    // Set up a thread to update notifications whenever the artwork changes
    mNotificationHandlerThread = new HandlerThread("MuzeiWallpaperService-Notification");
    mNotificationHandlerThread.start();
    mNotificationContentObserver = new ContentObserver(new Handler(mNotificationHandlerThread.getLooper())) {
        @Override
        public void onChange(final boolean selfChange, final Uri uri) {
            NewWallpaperNotificationReceiver.maybeShowNewArtworkNotification(MuzeiWallpaperService.this);
        }
    };
    getContentResolver().registerContentObserver(MuzeiContract.Artwork.CONTENT_URI, true,
            mNotificationContentObserver);

    // Set up a thread to update Android Wear whenever the artwork changes
    mWearableHandlerThread = new HandlerThread("MuzeiWallpaperService-Wearable");
    mWearableHandlerThread.start();
    mWearableContentObserver = new ContentObserver(new Handler(mWearableHandlerThread.getLooper())) {
        @Override
        public void onChange(final boolean selfChange, final Uri uri) {
            WearableController.updateArtwork(MuzeiWallpaperService.this);
        }
    };
    getContentResolver().registerContentObserver(MuzeiContract.Artwork.CONTENT_URI, true,
            mWearableContentObserver);

    // Set up a thread to update the Artwork Info shortcut whenever the artwork changes
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
        mArtworkInfoShortcutHandlerThread = new HandlerThread("MuzeiWallpaperService-ArtworkInfoShortcut");
        mArtworkInfoShortcutHandlerThread.start();
        mArtworkInfoShortcutContentObserver = new ContentObserver(
                new Handler(mArtworkInfoShortcutHandlerThread.getLooper())) {
            @RequiresApi(api = Build.VERSION_CODES.N_MR1)
            @Override
            public void onChange(final boolean selfChange, final Uri uri) {
                ArtworkInfoShortcutController.updateShortcut(MuzeiWallpaperService.this);
            }
        };
        getContentResolver().registerContentObserver(MuzeiContract.Artwork.CONTENT_URI, true,
                mArtworkInfoShortcutContentObserver);
    }
    mInitialized = true;
}

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From source file:org.mozilla.gecko.Tab.java

public Tab(int id, String url, boolean external, int parentId, String title) {
    mId = id;/*from  ww w. j  ava2  s .c  o  m*/
    mUrl = url;
    mExternal = external;
    mParentId = parentId;
    mTitle = title;
    mFavicon = null;
    mFaviconUrl = null;
    mSecurityMode = "unknown";
    mThumbnail = null;
    mHistory = new ArrayList<HistoryEntry>();
    mHistoryIndex = -1;
    mBookmark = false;
    mDoorHangers = new HashMap<String, DoorHanger>();
    mFaviconLoadId = 0;
    mDocumentURI = "";
    mContentType = "";
    mPluginViews = new ArrayList<View>();
    mPluginLayers = new HashMap<Surface, Layer>();
    mHasLoaded = false;
    mContentResolver = Tabs.getInstance().getContentResolver();
    mContentObserver = new ContentObserver(GeckoAppShell.getHandler()) {
        public void onChange(boolean selfChange) {
            updateBookmark();
        }
    };
    BrowserDB.registerBookmarkObserver(mContentResolver, mContentObserver);
}

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From source file:org.getlantern.firetweet.fragment.support.CursorStatusesFragment.java

@Override
public void onStart() {
    super.onStart();
    final ContentResolver cr = getContentResolver();
    mContentObserver = new ContentObserver(new Handler()) {
        @Override/* w  ww.j ava2 s. c  o  m*/
        public void onChange(boolean selfChange) {
            reloadStatuses();
        }
    };
    cr.registerContentObserver(Accounts.CONTENT_URI, true, mContentObserver);
    updateRefreshState();
}

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From source file:com.wolkabout.hexiwear.service.NotificationService.java

@AfterInject
void setUnreadEmailsObserver() {
    final Account[] accounts = AccountManager.get(this).getAccounts();
    for (final Account account : accounts) {
        unreadEmailCounts.put(account.name, -1);
        checkUnreadEmailCount(account);/*  w ww.  ja v  a  2 s . co m*/
        final ContentObserver contentObserver = new ContentObserver(new Handler()) {
            public void onChange(boolean selfChange) {
                checkUnreadEmailCount(account);
            }
        };
        Log.i(TAG, "Observing unread emails for " + account.name);
        contentObservers.add(contentObserver);
        getContentResolver().registerContentObserver(getEmailQuery(account), true, contentObserver);
    }
}

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From source file:org.openbmap.activities.SessionListFragment.java

/**
 * @link http://stackoverflow.com/questions/6317767/cant-add-a-headerview-to-a-listfragment
 *      Fragment lifecycle/* w  w w.j av a  2 s  . c o  m*/
 *      onAttach(Activity) called once the fragment is associated with its activity.
 *      onCreate(Bundle) called to do initial creation of the fragment.
 *      onCreateView(LayoutInflater, ViewGroup, Bundle) creates and returns the view hierarchy associated with the fragment.
 *      onActivityCreated(Bundle) tells the fragment that its activity has completed its own Activity.onCreate.
 *      onStart() makes the fragment visible to the user (based on its containing activity being started).
 *      onResume() makes the fragment interacting with the user (based on its containing activity being resumed).
 */

@Override
public final void onActivityCreated(final Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);

    final String[] from = new String[] { Schema.COL_ID, Schema.COL_CREATED_AT, Schema.COL_IS_ACTIVE,
            Schema.COL_HAS_BEEN_EXPORTED, Schema.COL_NUMBER_OF_CELLS, Schema.COL_NUMBER_OF_WIFIS };

    final int[] to = new int[] { R.id.sessionlistfragment_id, R.id.sessionlistfragment_created_at,
            R.id.sessionlistfragment_statusicon, R.id.sessionlistfragment_uploadicon,
            R.id.sessionlistfragment_no_cells, R.id.sessionlistfragment_no_wifis };

    mAdapter = new SimpleCursorAdapter(getActivity().getBaseContext(), R.layout.sessionlistfragment, null, from,
            to, 0);
    mAdapter.setViewBinder(new SessionViewBinder());

    // Trying to add a Header View.
    final View header = (View) getLayoutInflater(savedInstanceState).inflate(R.layout.sessionlistheader, null);
    this.getListView().addHeaderView(header);

    // setup data adapters
    setListAdapter(mAdapter);
    getActivity().getSupportLoaderManager().initLoader(0, null, this);

    // register for change notifications
    mObserver = new ContentObserver(new Handler()) {
        @Override
        public void onChange(final boolean selfChange) {
            refreshAdapter();
        };
    };

    getListView().setLongClickable(true);
    getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    getListView().setOnItemLongClickListener(new ActionModeUtils((ActionBarActivity) this.getActivity(),
            R.menu.session_context, this, getListView()));
}

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From source file:mobisocial.musubi.service.AddressBookUpdateHandler.java

public AddressBookUpdateHandler(Context context, SQLiteOpenHelper dbh, HandlerThread thread,
        ContentResolver resolver) {//from  ww  w  .  j  a va2  s .  co  m
    super(new Handler(thread.getLooper()));
    mThread = thread;
    mContext = context.getApplicationContext();
    mContactThumbnailCache = App.getContactCache(context);
    mAccountType = mContext.getString(R.string.account_type);

    resolver.registerContentObserver(MusubiService.FORCE_RESCAN_CONTACTS, false,
            new ContentObserver(new Handler(thread.getLooper())) {
                public void onChange(boolean selfChange) {
                    mLastRun = -1;
                    AddressBookUpdateHandler.this.dispatchChange(false);
                }
            });

    dispatchChange(false);
}

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