Example usage for android.database ContentObserver ContentObserver

List of usage examples for android.database ContentObserver ContentObserver

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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:systems.obscure.client.ContactsListActivity.java

private void initializeContactUpdatesReceiver() {
    observer = new ContentObserver(null) {
        @Override//from   w w w .  j a v a 2  s .c  om
        public void onChange(boolean selfChange) {
            super.onChange(selfChange);
            Log.w("ConversationListActivity", "detected android contact data changed, refreshing cache");
            // TODO only clear updated recipients from cache
            //        RecipientFactory.clearCache();
            //        ContactsListActivity.this.runOnUiThread(new Runnable() {
            //            @Override
            //            public void run() {
            //                ((ContactsListFragment)fragment.getListAdapter()).notifyDataSetChanged();
            //              }
            //          });
        }
    };

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

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

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

From source file:com.android.systemui.statusbar.phone.NavigationBarView.java

public NavigationBarView(Context context, AttributeSet attrs) {
    super(context, attrs);
    mContext = context;//  ww  w  .j  a va 2s  . c o m

    mHidden = false;

    mDisplay = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
    mBarService = IStatusBarService.Stub.asInterface(ServiceManager.getService(Context.STATUS_BAR_SERVICE));

    final Resources res = mContext.getResources();
    mBarSize = res.getDimensionPixelSize(R.dimen.navigation_bar_size);
    mVertical = false;
    mShowMenu = false;
    mDelegateHelper = new DelegateViewHelper(this);

    mBackIcon = res.getDrawable(R.drawable.ic_sysbar_back);
    mBackLandIcon = res.getDrawable(R.drawable.ic_sysbar_back_land);
    mBackAltIcon = res.getDrawable(R.drawable.ic_sysbar_back_ime);
    mBackAltLandIcon = res.getDrawable(R.drawable.ic_sysbar_back_ime);

    mContext.getContentResolver().registerContentObserver(
            Settings.System.getUriFor(Settings.System.NAV_BAR_COLOR), false,
            new ContentObserver(new Handler()) {
                @Override
                public void onChange(boolean selfChange) {
                    updateColor(false);
                }
            });
}

From source file:com.tingtingapps.securesms.ConversationListActivity.java

private void initializeContactUpdatesReceiver() {
    observer = new ContentObserver(null) {
        @Override// www . ja v  a 2 s .c  om
        public void onChange(boolean selfChange) {
            super.onChange(selfChange);
            Log.w(TAG, "Detected android contact data changed, refreshing cache");
            RecipientFactory.clearCache();
            ConversationListActivity.this.runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    fragment.getListAdapter().notifyDataSetChanged();
                }
            });
        }
    };

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

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

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mInputMethodManager = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
    mObserver = new ContentObserver(new Handler(mActivity.getMainLooper())) {
        @Override// w  w  w  . j a  v  a 2  s . co  m
        public void onChange(boolean selfChange) {
            if (mObjects == null || mObjects.getCursor() == null || !isAdded()) {
                return;
            }

            // XXX Move this to WizardStepHandler-- register a content observer
            // there only when required.
            if (WizardStepHandler.isCurrentTask(mActivity, WizardStepHandler.TASK_EDIT_PICTURE)) {
                Cursor c = mObjects.getCursor();
                ObjectManager om = new ObjectManager(App.getDatabaseSource(mActivity));
                AppManager am = new AppManager(App.getDatabaseSource(mActivity));
                if (c.moveToFirst()) {
                    while (!c.isAfterLast()) {
                        long objId = c.getLong(c.getColumnIndexOrThrow(MObject.COL_ID));
                        MObject obj = om.getObjectForId(objId);
                        if (obj != null && am.getAppIdentifier(obj.appId_).startsWith("musubi.sketch")) {
                            WizardStepHandler.accomplishTask(mActivity, WizardStepHandler.TASK_EDIT_PICTURE);
                            break;
                        }
                        c.moveToNext();
                    }
                }
            }

            if (DBG)
                Log.d(TAG, "-- contentObserver observed change");
            getLoaderManager().restartLoader(0, getLoaderArgs(mTotal), FeedViewFragment.this);
        }
    };

    if (savedInstanceState != null) {
        mTotal = savedInstanceState.getInt(EXTRA_NUM_ITEMS);
        Log.d(TAG, "setting total from instance: " + mTotal);
    } else {
        Log.d(TAG, "using total " + mTotal);
    }

    if (DBG)
        Log.d(TAG, "-- onCreated");
    getLoaderManager().initLoader(0, getLoaderArgs(mTotal), this);
}

From source file:com.rjfun.cordova.sms.SMSPlugin.java

protected void createContentObserver() {
    Activity ctx = this.cordova.getActivity();
    this.mObserver = new ContentObserver(new Handler()) {

        public void onChange(boolean selfChange) {
            this.onChange(selfChange, null);
        }/*from   w ww .ja va 2s. c  o  m*/

        public void onChange(boolean selfChange, Uri uri) {
            ContentResolver resolver = cordova.getActivity().getContentResolver();
            Log.d(LOGTAG, ("onChange, selfChange: " + selfChange + ", uri: " + (Object) uri));
            int id = -1;
            String str;
            if (uri != null && (str = uri.toString()).startsWith(SMS_URI_ALL)) {
                try {
                    id = Integer.parseInt(str.substring(SMS_URI_ALL.length()));
                    Log.d(LOGTAG, ("sms id: " + id));
                } catch (NumberFormatException var6_6) {
                    // empty catch block
                }
            }
            if (id == -1) {
                uri = Uri.parse(SMS_URI_INBOX);
            }
            Cursor cur = resolver.query(uri, null, null, null, "_id desc");
            if (cur != null) {
                int n = cur.getCount();
                Log.d(LOGTAG, ("n = " + n));
                if (n > 0 && cur.moveToFirst()) {
                    JSONObject json;
                    if ((json = SMSPlugin.this.getJsonFromCursor(cur)) != null) {
                        onSMSArrive(json);
                    } else {
                        Log.d(LOGTAG, "fetch record return null");
                    }
                }
                cur.close();
            }
        }
    };
    ctx.getContentResolver().registerContentObserver(Uri.parse(SMS_URI_INBOX), true, this.mObserver);
    Log.d(LOGTAG, "sms inbox observer registered");
}

From source file:com.appsimobile.appsii.module.calls.CallLogLoader.java

/**
 * Handles a request to start the Loader.
 *//*from  w w w  .j  av  a  2 s  .c om*/
@Override
protected void onStartLoading() {
    AppInjector.inject(this);
    if (mCallLogEntries != null) {
        // If we currently have a result available, deliver it
        // immediately.
        deliverResult(mCallLogEntries);
    }

    // Start watching for changes in the app data.
    if (mCallLogObserver == null) {
        mCallLogObserver = new ContentObserver(new Handler()) {
            @Override
            public void onChange(boolean selfChange) {
                onChange(selfChange, null);
            }

            @Override
            public void onChange(boolean selfChange, Uri uri) {
                onContentChanged();
            }
        };
        getContext().getContentResolver().registerContentObserver(CallLog.Calls.CONTENT_URI, true,
                mCallLogObserver);
    }

    mPermissionGrantedReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            int req = intent.getIntExtra(PermissionUtils.EXTRA_REQUEST_CODE, 0);
            if (req == PermissionUtils.REQUEST_CODE_PERMISSION_READ_CALL_LOG) {
                onContentChanged();
            }
        }
    };
    IntentFilter filter2 = new IntentFilter(PermissionUtils.ACTION_PERMISSION_RESULT);
    getContext().registerReceiver(mPermissionGrantedReceiver, filter2);

    // Has something interesting in the configuration changed since we
    // last built the app list?

    if (takeContentChanged() || mCallLogEntries == null) {
        // If the data has changed since the last time it was loaded
        // or is not currently available, start a load.
        forceLoad();
    }
}

From source file:com.android.contacts.model.AccountTypeManager.java

/**
 * Internal constructor that only performs initial parsing.
 *///from w w  w  . j  a  v  a2 s. co m
public AccountTypeManagerImpl(Context context) {
    mContext = context;
    mLocalAccountLocator = DeviceLocalAccountLocator.create(context);
    mTypeProvider = new AccountTypeProvider(context);
    mFallbackAccountType = new FallbackAccountType(context);

    mAccountManager = AccountManager.get(mContext);

    mExecutor = ContactsExecutors.getDefaultThreadPoolExecutor();
    mMainThreadExecutor = ContactsExecutors.newHandlerExecutor(mMainThreadHandler);

    // Request updates when packages or accounts change
    IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
    filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
    filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
    filter.addDataScheme("package");
    mContext.registerReceiver(mBroadcastReceiver, filter);
    IntentFilter sdFilter = new IntentFilter();
    sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE);
    sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE);
    mContext.registerReceiver(mBroadcastReceiver, sdFilter);

    // Request updates when locale is changed so that the order of each field will
    // be able to be changed on the locale change.
    filter = new IntentFilter(Intent.ACTION_LOCALE_CHANGED);
    mContext.registerReceiver(mBroadcastReceiver, filter);

    mAccountManager.addOnAccountsUpdatedListener(this, mMainThreadHandler, false);

    ContentResolver.addStatusChangeListener(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, this);

    if (Flags.getInstance().getBoolean(Experiments.CP2_DEVICE_ACCOUNT_DETECTION_ENABLED)) {
        // Observe changes to RAW_CONTACTS so that we will update the list of "Device" accounts
        // if a new device contact is added.
        mContext.getContentResolver().registerContentObserver(ContactsContract.RawContacts.CONTENT_URI,
                /* notifyDescendents */ true, new ContentObserver(mMainThreadHandler) {
                    @Override
                    public boolean deliverSelfNotifications() {
                        return true;
                    }

                    @Override
                    public void onChange(boolean selfChange) {
                        reloadLocalAccounts();
                    }

                    @Override
                    public void onChange(boolean selfChange, Uri uri) {
                        reloadLocalAccounts();
                    }
                });
    }
    loadAccountTypes();
}

From source file:com.dileepindia.cordova.sms.SMSPlugin.java

protected void createContentObserver()

{
    Context ctx = this.cordova.getActivity();

    this.mObserver = new ContentObserver(new Handler()) {

        public void onChange(boolean selfChange) {
            onChange(selfChange, null);//from ww  w  .  j  av a 2 s  .c  om
        }

        public void onChange(boolean selfChange, Uri uri) {
            Log.d("SMSPlugin", "onChange, selfChange: " + selfChange + ", uri: " + uri);

            int id = -1;

            if (uri != null) {
                String str = uri.toString();
                if (str.startsWith("content://sms/")) {
                    String box_or_id = str.substring("content://sms/".length());
                    try {
                        id = Integer.parseInt(str);
                        Log.d("SMSPlugin", "sms id: " + id);
                    } catch (NumberFormatException localNumberFormatException) {
                    }
                }
            }

            if (id == -1) {
                uri = Uri.parse("content://sms/inbox");
            }

            ContentResolver resolver = SMSPlugin.this.cordova.getActivity().getContentResolver();
            Cursor cur = resolver.query(uri, null, null, null, "_id desc");
            if (cur != null) {
                int n = cur.getCount();
                Log.d("SMSPlugin", "n = " + n);
                if ((n > 0) && (cur.moveToFirst())) {
                    JSONObject json = SMSPlugin.this.getJsonFromCursor(cur);
                    if (json != null) {
                        SMSPlugin.this.onSMSArrive(json);
                    } else {
                        Log.d("SMSPlugin", "fetch record return null");
                    }
                }
                cur.close();
            }

        }
    };
    ctx.getContentResolver().registerContentObserver(Uri.parse("content://sms/inbox"), true, this.mObserver);
    Log.d("SMSPlugin", "sms inbox observer registered");
}

From source file:com.android.email.activity.MessageView.java

@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.message_view);
    mHandler = new MessageViewHandler();
    mControllerCallback = new ControllerResults();

    mSubjectView = (TextView) findViewById(R.id.subject);
    mFromView = (TextView) findViewById(R.id.from);
    mToView = (TextView) findViewById(R.id.to);
    mCcView = (TextView) findViewById(R.id.cc);
    mCcContainerView = findViewById(R.id.cc_container);
    mDateView = (TextView) findViewById(R.id.date);
    mTimeView = (TextView) findViewById(R.id.time);
    mMessageContentView = (WebView) findViewById(R.id.message_content);
    mAttachments = (LinearLayout) findViewById(R.id.attachments);
    mAttachmentIcon = (ImageView) findViewById(R.id.attachment);
    mFavoriteIcon = (ImageView) findViewById(R.id.favorite);
    mShowPicturesSection = findViewById(R.id.show_pictures_section);
    mInviteSection = findViewById(R.id.invite_section);
    mSenderPresenceView = (ImageView) findViewById(R.id.presence);
    mMoveToNewer = findViewById(R.id.moveToNewer);
    mMoveToOlder = findViewById(R.id.moveToOlder);
    mScrollView = findViewById(R.id.scrollview);

    mMoveToNewer.setOnClickListener(this);
    mMoveToOlder.setOnClickListener(this);
    mFromView.setOnClickListener(this);
    mSenderPresenceView.setOnClickListener(this);
    mFavoriteIcon.setOnClickListener(this);
    findViewById(R.id.reply).setOnClickListener(this);
    findViewById(R.id.reply_all).setOnClickListener(this);
    findViewById(R.id.delete).setOnClickListener(this);
    findViewById(R.id.show_pictures).setOnClickListener(this);

    mMeetingYes = (TextView) findViewById(R.id.accept);
    mMeetingMaybe = (TextView) findViewById(R.id.maybe);
    mMeetingNo = (TextView) findViewById(R.id.decline);

    mMeetingYes.setOnClickListener(this);
    mMeetingMaybe.setOnClickListener(this);
    mMeetingNo.setOnClickListener(this);
    findViewById(R.id.invite_link).setOnClickListener(this);

    mMessageContentView.setVerticalScrollBarEnabled(false);
    mMessageContentView.getSettings().setBlockNetworkLoads(true);
    mMessageContentView.getSettings().setSupportZoom(false);
    mMessageContentView.setWebViewClient(new CustomWebViewClient());

    mProgressDialog = new ProgressDialog(this);
    mProgressDialog.setIndeterminate(true);
    mProgressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);

    mDateFormat = android.text.format.DateFormat.getDateFormat(this); // short format
    mTimeFormat = android.text.format.DateFormat.getTimeFormat(this); // 12/24 date format

    mFavoriteIconOn = getResources().getDrawable(R.drawable.btn_star_big_buttonless_on);
    mFavoriteIconOff = getResources().getDrawable(R.drawable.btn_star_big_buttonless_off);

    initFromIntent();/*from  w ww.  j  a v  a2 s  .com*/
    if (icicle != null) {
        mMessageId = icicle.getLong(STATE_MESSAGE_ID, mMessageId);
    }

    mController = Controller.getInstance(getApplication());

    // This observer is used to watch for external changes to the message list
    mCursorObserver = new ContentObserver(mHandler) {
        @Override
        public void onChange(boolean selfChange) {
            // get a new message list cursor, but only if we already had one
            // (otherwise it's "too soon" and other pathways will cause it to be loaded)
            if (mLoadMessageListTask == null && mMessageListCursor != null) {
                mLoadMessageListTask = new LoadMessageListTask(mMailboxId);
                mLoadMessageListTask.execute();
            }
        }
    };

    messageChanged();
}