Queue events if enrollment sidecar listener is null (a1b3ec59) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/fingerprint/FingerprintEnrollEnrolling.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -159,6 +159,14 @@ public class FingerprintEnrollEnrolling extends FingerprintEnrollBase
		startIconAnimation();
		}

		@Override
		protected void onPause() {
		super.onPause();
		if (mSidecar != null) {
		mSidecar.setListener(null);
		}
		}

		private void startIconAnimation() {
		mIconAnimationDrawable.start();
		}

src/com/android/settings/fingerprint/FingerprintEnrollSidecar.java

+66 −0

Original line number	Diff line number	Diff line
		@@ -31,6 +31,8 @@ import com.android.settings.Utils;
		import com.android.settings.core.InstrumentedFragment;
		import com.android.settings.password.IFingerprintManager;

		import java.util.ArrayList;

		/**
		* Sidecar fragment to handle the state around fingerprint enrollment.
		*/
		@@ -46,6 +48,57 @@ public class FingerprintEnrollSidecar extends InstrumentedFragment {
		private boolean mDone;
		private int mUserId;
		private IFingerprintManager mFingerprintManager;
		private ArrayList<QueuedEvent> mQueuedEvents;

		private abstract class QueuedEvent {
		public abstract void send(Listener listener);
		}

		private class QueuedEnrollmentProgress extends QueuedEvent {
		int enrollmentSteps;
		int remaining;
		public QueuedEnrollmentProgress(int enrollmentSteps, int remaining) {
		this.enrollmentSteps = enrollmentSteps;
		this.remaining = remaining;
		}

		@Override
		public void send(Listener listener) {
		listener.onEnrollmentProgressChange(enrollmentSteps, remaining);
		}
		}

		private class QueuedEnrollmentHelp extends QueuedEvent {
		int helpMsgId;
		CharSequence helpString;
		public QueuedEnrollmentHelp(int helpMsgId, CharSequence helpString) {
		this.helpMsgId = helpMsgId;
		this.helpString = helpString;
		}

		@Override
		public void send(Listener listener) {
		listener.onEnrollmentHelp(helpString);
		}
		}

		private class QueuedEnrollmentError extends QueuedEvent {
		int errMsgId;
		CharSequence errString;
		public QueuedEnrollmentError(int errMsgId, CharSequence errString) {
		this.errMsgId = errMsgId;
		this.errString = errString;
		}

		@Override
		public void send(Listener listener) {
		listener.onEnrollmentError(errMsgId, errString);
		}
		}

		public FingerprintEnrollSidecar() {
		mQueuedEvents = new ArrayList<>();
		}

		@Override
		public void onCreate(@Nullable Bundle savedInstanceState) {
		@@ -103,6 +156,13 @@ public class FingerprintEnrollSidecar extends InstrumentedFragment {

		public void setListener(Listener listener) {
		mListener = listener;
		if (mListener != null) {
		for (int i=0; i<mQueuedEvents.size(); i++) {
		QueuedEvent event = mQueuedEvents.get(i);
		event.send(mListener);
		}
		mQueuedEvents.clear();
		}
		}

		public int getEnrollmentSteps() {
		@@ -129,6 +189,8 @@ public class FingerprintEnrollSidecar extends InstrumentedFragment {
		mDone = remaining == 0;
		if (mListener != null) {
		mListener.onEnrollmentProgressChange(mEnrollmentSteps, remaining);
		} else {
		mQueuedEvents.add(new QueuedEnrollmentProgress(mEnrollmentSteps, remaining));
		}
		}

		@@ -136,6 +198,8 @@ public class FingerprintEnrollSidecar extends InstrumentedFragment {
		public void onEnrollmentHelp(int helpMsgId, CharSequence helpString) {
		if (mListener != null) {
		mListener.onEnrollmentHelp(helpString);
		} else {
		mQueuedEvents.add(new QueuedEnrollmentHelp(helpMsgId, helpString));
		}
		}

		@@ -143,6 +207,8 @@ public class FingerprintEnrollSidecar extends InstrumentedFragment {
		public void onEnrollmentError(int errMsgId, CharSequence errString) {
		if (mListener != null) {
		mListener.onEnrollmentError(errMsgId, errString);
		} else {
		mQueuedEvents.add(new QueuedEnrollmentError(errMsgId, errString));
		}
		mEnrolling = false;
		}