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.bitants.wally.fragments.SavedImagesFragment.java

private void initObserver(Cursor cursor) {
    if (cursor != null) {
        if (contentObserver == null) {
            contentObserver = new ContentObserver(uiHandler) {
                @Override// w w w  .jav  a2s  . co  m
                public void onChange(boolean selfChange) {
                    super.onChange(selfChange);
                    getImages(0, null);
                }
            };

        }
        try {
            cursor.registerContentObserver(contentObserver);
        } catch (IllegalStateException e) {
            //Oh goodie, it's already registered. Nevermind then.
        }
    }
}

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From source file:com.g11x.checklistapp.ChecklistActivity.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    if (checklistContentObserver != null) {
        getContentResolver().unregisterContentObserver(checklistContentObserver);
    }/*  w ww . j  a v  a2 s  .c om*/
    checklistContentObserver = new ContentObserver(new Handler()) {
        @Override
        public void onChange(boolean selfChange) {
            getSupportLoaderManager().restartLoader(LOADER_ID, null, ChecklistActivity.this);
            super.onChange(selfChange);
        }

        @Override
        public void onChange(boolean selfChange, Uri uri) {
            getSupportLoaderManager().restartLoader(LOADER_ID, null, ChecklistActivity.this);
            super.onChange(selfChange, uri);
        }
    };
    getContentResolver().registerContentObserver(Database.ChecklistItem.CONTENT_URI, true,
            checklistContentObserver);

    return new CursorLoader(ChecklistActivity.this, Database.ChecklistItem.CONTENT_URI,
            ChecklistItem.PROJECTION, null, null, null);
}

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

private void registerForNoteDeletedByBackgroundSync() {
    noteChangesObserver = new ContentObserver(MolokoApp.getHandler()) {
        @Override//from  w ww. j a v a  2 s  .  c  o  m
        public void onChange(boolean selfChange) {
            getSherlockActivity().getSupportLoaderManager().initLoader(RtmTaskNoteLoader.ID, Bundle.EMPTY,
                    NoteEditFragment.this);
        }
    };

    getSherlockActivity().getContentResolver().registerContentObserver(
            Queries.contentUriWithId(Notes.CONTENT_URI, getNoteAssertNotNull().getId()), false,
            noteChangesObserver);
}

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From source file:org.mariotaku.twidere.fragment.CursorActivitiesFragment.java

@Override
public void onStart() {
    super.onStart();
    final ContentResolver cr = getContentResolver();
    mContentObserver = new ContentObserver(new Handler()) {
        @Override/*from  www .  jav  a  2s . com*/
        public void onChange(boolean selfChange) {
            reloadActivities();
        }
    };
    cr.registerContentObserver(Accounts.CONTENT_URI, true, mContentObserver);
    cr.registerContentObserver(Filters.CONTENT_URI, true, mContentObserver);
    updateRefreshState();
    reloadActivities();
}

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From source file:org.kontalk.data.Contact.java

public static void init(Context context, Handler handler) {
    context.getContentResolver().registerContentObserver(Contacts.CONTENT_URI, false,
            new ContentObserver(handler) {
                @Override//w  ww . ja va  2 s .  c  om
                public void onChange(boolean selfChange) {
                    invalidate();
                }
            });
}

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

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (DBG)//  w  w w  .  ja  va  2  s .c  om
        Log.d(TAG, "Creating new FeedListFragment");

    mFeeds = new FeedListAdapter(mActivity);
    for (int i = 0; i < DAYS_TO_SHOW + 1; i++) {
        mFeeds.addPartition(false, true);
    }
    setListAdapter(mFeeds);

    mObserver = new ContentObserver(new Handler(mActivity.getMainLooper())) {
        @Override
        public void onChange(boolean arg0) {
            if (mFeeds.isEmpty() || !isAdded()) {
                return;
            }
            initLoaders(true);
        }
    };
}

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From source file:com.g11x.checklistapp.ChecklistItemActivity.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    if (checklistContentObserver != null) {
        getContentResolver().unregisterContentObserver(checklistContentObserver);
    }// w  w w  .  jav a  2 s .c  o  m
    checklistContentObserver = new ContentObserver(new Handler()) {
        @Override
        public void onChange(boolean selfChange) {
            getSupportLoaderManager().restartLoader(LOADER_ID, null, ChecklistItemActivity.this);
            super.onChange(selfChange);
        }

        @Override
        public void onChange(boolean selfChange, Uri uri) {
            getSupportLoaderManager().restartLoader(LOADER_ID, null, ChecklistItemActivity.this);
            super.onChange(selfChange, uri);
        }
    };
    getContentResolver().registerContentObserver(Database.ChecklistItem.CONTENT_URI, true,
            checklistContentObserver);

    return new CursorLoader(ChecklistItemActivity.this, Database.ChecklistItem.CONTENT_URI,
            ChecklistItem.PROJECTION, null, null, null);
}

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From source file:com.adkdevelopment.earthquakesurvival.ui.PagerActivity.java

/**
 * The {@link ViewPager} that will host the section contents.
 *//*ww w . j  a v a 2 s  .c  om*/

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.pager_activity);

    _rxBus = App.getRxBusSingleton();

    mGeofenceList = new ArrayList<>();

    ButterKnife.bind(this);

    setSupportActionBar(mToolbar);

    // Create the adapter that will return a fragment for each of the three
    // primary sections of the activity.
    mPagerAdapter = new PagerAdapter(getSupportFragmentManager(), getApplicationContext());

    // Set up the ViewPager with the sections adapter.
    mViewPager.setAdapter(mPagerAdapter);
    mViewPager.setOffscreenPageLimit(mPagerAdapter.getCount());
    mViewPager.setPageTransformer(true, new ZoomOutPageTransformer());
    mTab.setupWithViewPager(mViewPager);
    setTabImages();

    // start SyncAdapter
    SyncAdapter.initializeSyncAdapter(this);

    loadPermissions(Manifest.permission.ACCESS_FINE_LOCATION, REQUEST_FINE_LOCATION);

    if (Utilities.checkPlayServices(this)) {
        // Set up GoogleApiClient
        mGoogleApiClient = new GoogleApiClient.Builder(this).addApi(LocationServices.API)
                .addConnectionCallbacks(this).addOnConnectionFailedListener(this).build();
    }

    // Observe SyncAdapter work and update Geofences
    mObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {
        public void onChange(boolean selfChange) {
            populateGeofenceList();
            observeGeofences();
        }
    };
    getContentResolver().registerContentObserver(EarthquakeColumns.CONTENT_URI, false, mObserver);
}

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From source file:com.appsimobile.appsii.SidebarHotspot.java

@Override
protected void onAttachedToWindow() {
    super.onAttachedToWindow();
    mSwipeInProgress = false;//from w  w  w.  j  a va  2 s.com

    if (mHotspotsPagesObserver == null) {
        mHotspotsPagesObserver = new ContentObserver(mHandler) {
            @Override
            public void onChange(boolean selfChange) {
                onChange(selfChange, null);
            }

            @Override
            public void onChange(boolean selfChange, Uri uri) {
                reloadHotspotData();
            }
        };
        getContext().getContentResolver().registerContentObserver(HomeContract.HotspotPages.CONTENT_URI, true,
                mHotspotsPagesObserver);
    }

    setupBackground();
}

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From source file:org.thoughtcrime.SMP.ConversationListActivity.java

private void initializeContactUpdatesReceiver() {
    observer = new ContentObserver(null) {
        @Override//from w w w.  ja va2s  .  com
        public void onChange(boolean selfChange) {
            super.onChange(selfChange);
            Log.w(TAG, "detected android contact data changed, refreshing cache");
            // TODO only clear updated recipients from cache
            RecipientFactory.clearCache();
            ConversationListActivity.this.runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    fragment.getListAdapter().notifyDataSetChanged();
                }
            });
        }
    };

    getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, observer);
}

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