Merge "Add a listener for when the illustration animation view is bound" into tm-qpr-dev (a09626e7) · Commits · e / os / android_frameworks_base

packages/SettingsLib/IllustrationPreference/src/com/android/settingslib/widget/IllustrationPreference.java

+23 −0

Original line number	Diff line number	Diff line
		@@ -59,6 +59,18 @@ public class IllustrationPreference extends Preference {
		private Uri mImageUri;
		private Drawable mImageDrawable;
		private View mMiddleGroundView;
		private OnBindListener mOnBindListener;

		/**
		* Interface to listen in on when {@link #onBindViewHolder(PreferenceViewHolder)} occurs.
		*/
		public interface OnBindListener {
		/**
		* Called when when {@link #onBindViewHolder(PreferenceViewHolder)} occurs.
		* @param animationView the animation view for this preference.
		*/
		void onBind(LottieAnimationView animationView);
		}

		private final Animatable2.AnimationCallback mAnimationCallback =
		new Animatable2.AnimationCallback() {
		@@ -133,6 +145,17 @@ public class IllustrationPreference extends Preference {
		if (IS_ENABLED_LOTTIE_ADAPTIVE_COLOR) {
		ColorUtils.applyDynamicColors(getContext(), illustrationView);
		}

		if (mOnBindListener != null) {
		mOnBindListener.onBind(illustrationView);
		}
		}

		/**
		* Sets a listener to be notified when the views are binded.
		*/
		public void setOnBindListener(OnBindListener listener) {
		mOnBindListener = listener;
		}

		/**

packages/SettingsLib/tests/robotests/src/com/android/settingslib/widget/IllustrationPreferenceTest.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -61,6 +61,8 @@ public class IllustrationPreferenceTest {
		private PreferenceViewHolder mViewHolder;
		private FrameLayout mMiddleGroundLayout;
		private final Context mContext = ApplicationProvider.getApplicationContext();
		private IllustrationPreference.OnBindListener mOnBindListener;
		private LottieAnimationView mOnBindListenerAnimationView;

		@Before
		public void setUp() {
		@@ -82,6 +84,12 @@ public class IllustrationPreferenceTest {

		final AttributeSet attributeSet = Robolectric.buildAttributeSet().build();
		mPreference = new IllustrationPreference(mContext, attributeSet);
		mOnBindListener = new IllustrationPreference.OnBindListener() {
		@Override
		public void onBind(LottieAnimationView animationView) {
		mOnBindListenerAnimationView = animationView;
		}
		};
		}

		@Test
		@@ -186,4 +194,25 @@ public class IllustrationPreferenceTest {
		assertThat(mBackgroundView.getMaxHeight()).isEqualTo(restrictedHeight);
		assertThat(mAnimationView.getMaxHeight()).isEqualTo(restrictedHeight);
		}

		@Test
		public void setOnBindListener_isNotified() {
		mOnBindListenerAnimationView = null;
		mPreference.setOnBindListener(mOnBindListener);

		mPreference.onBindViewHolder(mViewHolder);

		assertThat(mOnBindListenerAnimationView).isNotNull();
		assertThat(mOnBindListenerAnimationView).isEqualTo(mAnimationView);
		}

		@Test
		public void setOnBindListener_notNotified() {
		mOnBindListenerAnimationView = null;
		mPreference.setOnBindListener(null);

		mPreference.onBindViewHolder(mViewHolder);

		assertThat(mOnBindListenerAnimationView).isNull();
		}
		}