Examples with ContentObserver android.database.ContentObserver used on opensource projects

Example 1 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by ParanoidAndroid.

the class NavigationBarView method getIcons.

private void getIcons(Resources res) {
    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);
    mRecentsIcon = res.getDrawable(R.drawable.ic_sysbar_recent);
    mRecentsLandIcon = res.getDrawable(R.drawable.ic_sysbar_recent_land);
    mRecentsAltIcon = res.getDrawable(R.drawable.ic_sysbar_recent_clear);
    mRecentsAltLandIcon = res.getDrawable(R.drawable.ic_sysbar_recent_clear_land);
    // Only watch for per app color changes when the setting is in check
    if (ColorUtils.getPerAppColorState(mContext)) {
        // Reset all colors
        mCurrentBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
        mCurrentCanvas = new Canvas(mCurrentBitmap);
        mCurrentCanvas.drawColor(0xFF000000);
        mCurrentBitmapDrawable = new BitmapDrawable(mCurrentBitmap);
        mNewBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
        mNewCanvas = new Canvas(mNewBitmap);
        mNewCanvas.drawColor(0xFF000000);
        mNewBitmapDrawable = new BitmapDrawable(mNewBitmap);
        mTransition = new TransitionDrawable(new Drawable[] { mCurrentBitmapDrawable, mNewBitmapDrawable });
        setBackground(mTransition);
        mLastBackgroundColor = ColorUtils.getColorSettingInfo(mContext, Settings.System.NAV_BAR_COLOR);
        updateColor();
        mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.NAV_BAR_COLOR), false, new ContentObserver(new Handler()) {

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

Example 2 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by ParanoidAndroid.

the class VibratorService method systemReady.

public void systemReady() {
    mIm = (InputManager) mContext.getSystemService(Context.INPUT_SERVICE);
    mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.VIBRATE_INPUT_DEVICES), true, new ContentObserver(mH) {

        @Override
        public void onChange(boolean selfChange) {
            updateInputDeviceVibrators();
        }
    }, UserHandle.USER_ALL);
    mContext.registerReceiver(new BroadcastReceiver() {

        @Override
        public void onReceive(Context context, Intent intent) {
            updateInputDeviceVibrators();
        }
    }, new IntentFilter(Intent.ACTION_USER_SWITCHED), null, mH);
    updateInputDeviceVibrators();
}

Example 3 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by ParanoidAndroid.

the class WifiController method registerForWifiIdleTimeChange.

/**
     * Observes settings changes to scan always mode.
     */
private void registerForWifiIdleTimeChange(Handler handler) {
    ContentObserver contentObserver = new ContentObserver(handler) {

        @Override
        public void onChange(boolean selfChange) {
            readWifiIdleTime();
        }
    };
    mContext.getContentResolver().registerContentObserver(Settings.Global.getUriFor(Settings.Global.WIFI_IDLE_MS), false, contentObserver);
}

Example 4 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by ParanoidAndroid.

the class ContentQueryMap method setKeepUpdated.

/**
     * Change whether or not the ContentQueryMap will register with the cursor's ContentProvider 
     * for change notifications. If you use a ContentQueryMap in an activity you should call this
     * with false in onPause(), which means you need to call it with true in onResume()
     * if want it to be kept updated.
     * @param keepUpdated if true the ContentQueryMap should be registered with the cursor's
     * ContentProvider, false otherwise
     */
public void setKeepUpdated(boolean keepUpdated) {
    if (keepUpdated == mKeepUpdated)
        return;
    mKeepUpdated = keepUpdated;
    if (!mKeepUpdated) {
        mCursor.unregisterContentObserver(mContentObserver);
        mContentObserver = null;
    } else {
        if (mHandlerForUpdateNotifications == null) {
            mHandlerForUpdateNotifications = new Handler();
        }
        if (mContentObserver == null) {
            mContentObserver = new ContentObserver(mHandlerForUpdateNotifications) {

                @Override
                public void onChange(boolean selfChange) {
                    // let it query lazily when they ask for the values.
                    if (countObservers() != 0) {
                        requery();
                    } else {
                        mDirty = true;
                    }
                }
            };
        }
        mCursor.registerContentObserver(mContentObserver);
        // mark dirty, since it is possible the cursor's backing data had changed before we 
        // registered for changes
        mDirty = true;
    }
}

Example 5 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by ParanoidAndroid.

the class BaseStatusBar method start.

public void start() {
    mWindowManager = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
    mWindowManagerService = WindowManagerGlobal.getWindowManagerService();
    mDisplay = mWindowManager.getDefaultDisplay();
    // set up
    mProvisioningObserver.onChange(false);
    mContext.getContentResolver().registerContentObserver(Settings.Global.getUriFor(Settings.Global.DEVICE_PROVISIONED), true, mProvisioningObserver);
    mBarService = IStatusBarService.Stub.asInterface(ServiceManager.getService(Context.STATUS_BAR_SERVICE));
    mStatusBarContainer = new FrameLayout(mContext);
    mLocale = mContext.getResources().getConfiguration().locale;
    mLayoutDirection = TextUtils.getLayoutDirectionFromLocale(mLocale);
    // Connect in to the status bar manager service
    StatusBarIconList iconList = new StatusBarIconList();
    ArrayList<IBinder> notificationKeys = new ArrayList<IBinder>();
    ArrayList<StatusBarNotification> notifications = new ArrayList<StatusBarNotification>();
    mCommandQueue = new CommandQueue(this, iconList);
    int[] switches = new int[7];
    ArrayList<IBinder> binders = new ArrayList<IBinder>();
    try {
        mBarService.registerStatusBar(mCommandQueue, iconList, notificationKeys, notifications, switches, binders);
    } catch (RemoteException ex) {
    // If the system process isn't there we're doomed anyway.
    }
    mHaloActive = Settings.System.getInt(mContext.getContentResolver(), Settings.System.HALO_ACTIVE, 0) == 1;
    createAndAddWindows();
    disable(switches[0]);
    setSystemUiVisibility(switches[1], 0xffffffff);
    topAppWindowChanged(switches[2] != 0);
    // StatusBarManagerService has a back up of IME token and it's restored here.
    setImeWindowStatus(binders.get(0), switches[3], switches[4]);
    setHardKeyboardStatus(switches[5] != 0, switches[6] != 0);
    // Set up the initial icon state
    int N = iconList.size();
    int viewIndex = 0;
    for (int i = 0; i < N; i++) {
        StatusBarIcon icon = iconList.getIcon(i);
        if (icon != null) {
            addIcon(iconList.getSlot(i), i, viewIndex, icon);
            viewIndex++;
        }
    }
    // Set up the initial notification state
    N = notificationKeys.size();
    if (N == notifications.size()) {
        for (int i = 0; i < N; i++) {
            addNotification(notificationKeys.get(i), notifications.get(i));
        }
    } else {
        Log.wtf(TAG, "Notification list length mismatch: keys=" + N + " notifications=" + notifications.size());
    }
    if (DEBUG) {
        Slog.d(TAG, String.format("init: icons=%d disabled=0x%08x lights=0x%08x menu=0x%08x imeButton=0x%08x", iconList.size(), switches[0], switches[1], switches[2], switches[3]));
    }
    mCurrentUserId = ActivityManager.getCurrentUser();
    IntentFilter filter = new IntentFilter();
    filter.addAction(Intent.ACTION_USER_SWITCHED);
    mContext.registerReceiver(new BroadcastReceiver() {

        @Override
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            if (Intent.ACTION_USER_SWITCHED.equals(action)) {
                mCurrentUserId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1);
                if (true)
                    Slog.v(TAG, "userId " + mCurrentUserId + " is in the house");
                userSwitched(mCurrentUserId);
            }
        }
    }, filter);
    // Only watch for per app color changes when the setting is in check
    if (ColorUtils.getPerAppColorState(mContext)) {
        // Reset all colors
        Bitmap currentBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
        mCurrentCanvas = new Canvas(currentBitmap);
        mCurrentCanvas.drawColor(0xFF000000);
        BitmapDrawable currentBitmapDrawable = new BitmapDrawable(currentBitmap);
        Bitmap newBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
        mNewCanvas = new Canvas(newBitmap);
        mNewCanvas.drawColor(0xFF000000);
        BitmapDrawable newBitmapDrawable = new BitmapDrawable(newBitmap);
        mTransition = new TransitionDrawable(new Drawable[] { currentBitmapDrawable, newBitmapDrawable });
        mBarView.setBackground(mTransition);
        mLastIconColor = ColorUtils.getColorSettingInfo(mContext, Settings.System.STATUS_ICON_COLOR);
        mLastBackgroundColor = ColorUtils.getColorSettingInfo(mContext, ExtendedPropertiesUtils.isTablet() ? Settings.System.NAV_BAR_COLOR : Settings.System.STATUS_BAR_COLOR);
        updateIconColor();
        updateBackgroundColor();
        // Listen for status bar icon color changes
        mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.STATUS_ICON_COLOR), false, new ContentObserver(new Handler()) {

            @Override
            public void onChange(boolean selfChange) {
                updateIconColor();
            }
        });
        // Listen for status bar background color changes
        mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(ExtendedPropertiesUtils.isTablet() ? Settings.System.NAV_BAR_COLOR : Settings.System.STATUS_BAR_COLOR), false, new ContentObserver(new Handler()) {

            @Override
            public void onChange(boolean selfChange) {
                updateBackgroundColor();
            }
        });
        // Listen for per-app-color state changes, this one will revert to stock colors all over
        mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.PER_APP_COLOR), false, new ContentObserver(new Handler()) {

            @Override
            public void onChange(boolean selfChange) {
                if (!ColorUtils.getPerAppColorState(mContext)) {
                    for (int i = 0; i < ExtendedPropertiesUtils.PARANOID_COLORS_COUNT; i++) {
                        ColorUtils.ColorSettingInfo colorInfo = ColorUtils.getColorSettingInfo(mContext, Settings.System.STATUS_ICON_COLOR);
                        ColorUtils.setColor(mContext, ExtendedPropertiesUtils.PARANOID_COLORS_SETTINGS[i], colorInfo.systemColorString, "NULL", 1, 250);
                    }
                }
            }
        });
    }
    attachPie();
    // Listen for PIE gravity
    mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.PIE_GRAVITY), false, new ContentObserver(new Handler()) {

        @Override
        public void onChange(boolean selfChange) {
            updatePieControls();
        }
    });
    // Listen for HALO state
    mContext.getContentResolver().registerContentObserver(Settings.System.getUriFor(Settings.System.HALO_ACTIVE), false, new ContentObserver(new Handler()) {

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

        @Override
        public void onChange(boolean selfChange) {
            restartHalo();
        }
    });
    updateHalo();
    SettingsObserver settingsObserver = new SettingsObserver(new Handler());
    settingsObserver.observe();
}