Merge "Fix the device on "Media devices" not updated issue" into rvc-qpr-dev am: ca04ccd911 (101308bc) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/bluetooth/BluetoothDevicePreference.java

+28 −6

Original line number	Diff line number	Diff line
		@@ -52,8 +52,7 @@ import java.lang.annotation.RetentionPolicy;
		* BluetoothDevicePreference is the preference type used to display each remote
		* Bluetooth device in the Bluetooth Settings screen.
		*/
		public final class BluetoothDevicePreference extends GearPreference implements
		CachedBluetoothDevice.Callback {
		public final class BluetoothDevicePreference extends GearPreference {
		private static final String TAG = "BluetoothDevicePref";

		private static int sDimAlpha = Integer.MIN_VALUE;
		@@ -77,10 +76,20 @@ public final class BluetoothDevicePreference extends GearPreference implements
		private AlertDialog mDisconnectDialog;
		private String contentDescription = null;
		private boolean mHideSecondTarget = false;
		private boolean mIsCallbackRemoved = false;
		@VisibleForTesting
		boolean mNeedNotifyHierarchyChanged = false;
		/* Talk-back descriptions for various BT icons */
		Resources mResources;
		final BluetoothDevicePreferenceCallback mCallback;

		private class BluetoothDevicePreferenceCallback implements CachedBluetoothDevice.Callback {

		@Override
		public void onDeviceAttributesChanged() {
		onPreferenceAttributesChanged();
		}
		}

		public BluetoothDevicePreference(Context context, CachedBluetoothDevice cachedDevice,
		boolean showDeviceWithoutNames, @SortType int type) {
		@@ -96,10 +105,12 @@ public final class BluetoothDevicePreference extends GearPreference implements
		}

		mCachedDevice = cachedDevice;
		mCallback = new BluetoothDevicePreferenceCallback();
		mCachedDevice.registerCallback(mCallback);
		mCurrentTime = System.currentTimeMillis();
		mType = type;

		onDeviceAttributesChanged();
		onPreferenceAttributesChanged();
		}

		public void setNeedNotifyHierarchyChanged(boolean needNotifyHierarchyChanged) {
		@@ -126,6 +137,10 @@ public final class BluetoothDevicePreference extends GearPreference implements
		@Override
		protected void onPrepareForRemoval() {
		super.onPrepareForRemoval();
		if (!mIsCallbackRemoved) {
		mCachedDevice.unregisterCallback(mCallback);
		mIsCallbackRemoved = true;
		}
		if (mDisconnectDialog != null) {
		mDisconnectDialog.dismiss();
		mDisconnectDialog = null;
		@@ -135,13 +150,20 @@ public final class BluetoothDevicePreference extends GearPreference implements
		@Override
		public void onAttached() {
		super.onAttached();
		mCachedDevice.registerCallback(this);
		if (mIsCallbackRemoved) {
		mCachedDevice.registerCallback(mCallback);
		mIsCallbackRemoved = false;
		}
		onPreferenceAttributesChanged();
		}

		@Override
		public void onDetached() {
		super.onDetached();
		mCachedDevice.unregisterCallback(this);
		if (!mIsCallbackRemoved) {
		mCachedDevice.unregisterCallback(mCallback);
		mIsCallbackRemoved = true;
		}
		}

		public CachedBluetoothDevice getBluetoothDevice() {
		@@ -152,7 +174,7 @@ public final class BluetoothDevicePreference extends GearPreference implements
		mHideSecondTarget = hideSecondTarget;
		}

		public void onDeviceAttributesChanged() {
		private void onPreferenceAttributesChanged() {
		/*
		* The preference framework takes care of making sure the value has
		* changed before proceeding. It will also call notifyChanged() if

tests/robotests/src/com/android/settings/bluetooth/BluetoothDevicePreferenceTest.java

+17 −1

Original line number	Diff line number	Diff line
		@@ -17,10 +17,12 @@ package com.android.settings.bluetooth;

		import static com.google.common.truth.Truth.assertThat;

		import static org.mockito.ArgumentMatchers.any;
		import static org.mockito.Mockito.doReturn;
		import static org.mockito.Mockito.mock;
		import static org.mockito.Mockito.never;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.times;
		import static org.mockito.Mockito.verify;
		import static org.mockito.Mockito.when;

		@@ -35,7 +37,6 @@ import com.android.settings.testutils.FakeFeatureFactory;
		import com.android.settings.testutils.shadow.ShadowAlertDialogCompat;
		import com.android.settingslib.bluetooth.CachedBluetoothDevice;
		import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
		import com.android.settingslib.testutils.DrawableTestHelper;

		import org.junit.Before;
		import org.junit.Test;
		@@ -261,4 +262,19 @@ public class BluetoothDevicePreferenceTest {
		assertThat(mPreferenceList.get(2).getCachedDevice().getAddress())
		.isEqualTo(preference3.getCachedDevice().getAddress());
		}

		@Test
		public void onAttached_callbackNotRemoved_doNotRegisterCallback() {
		mPreference.onAttached();

		verify(mCachedBluetoothDevice, never()).unregisterCallback(any());
		}

		@Test
		public void onAttached_callbackRemoved_registerCallback() {
		mPreference.onPrepareForRemoval();
		mPreference.onAttached();

		verify(mCachedBluetoothDevice, times(2)).registerCallback(any());
		}
		}