@Override
public void onActivityResumed(Activity activity) {
++this.activeActivityCount;
if (activity instanceof ScannerActivity) {
beaconManager.setBackgroundMode(false);
isScannerActivityResumed = true;
// the scanner activity runs in foreground mode, fast scanning
Timber.d("setForegroundMode");
} else {
// the app is still active but scan is backgrounded indefinitely
beaconManager.setBackgroundBetweenScanPeriod(DELAY_FOREVER);
isScannerActivityResumed = false;
Timber.d("setBackgroundBetweenScanPeriod to %d ", DELAY_FOREVER);
beaconManager.setBackgroundMode(true);
Timber.d("setBackgroundMode");
}
}
@Override
public void onActivityStopped(Activity activity) {
if (activity instanceof ScannerActivity) {
isScannerActivityResumed = false;
scannerActivityDestroyedTimestamp = SystemClock.elapsedRealtime();
long delayBetweenScans = getDelayBetweenScans();
Timber.d("setBackgroundBetweenScanPeriod to %d ", delayBetweenScans);
beaconManager.setBackgroundBetweenScanPeriod(delayBetweenScans);
beaconManager.setBackgroundMode(true);
Timber.d("setBackgroundMode");
}
}
@Override
public void onBeaconServiceConnect() {
// callback for when service connection is complete
mBeaconManager.setBackgroundMode(true);
}
public void pause() {
this.monitoring = false;
beaconManager.setBackgroundMode(true);
}
public void resume() {
this.monitoring = true;
beaconManager.setBackgroundMode(false);
}
/**
* This method notifies the beacon service that the application is either moving to background
* mode or foreground mode.
*
* @param backgroundMode true indicates the app is in the background
*/
public void setBackgroundMode(boolean backgroundMode) {
mBeaconManager.setBackgroundMode(backgroundMode);
}