Merge "Dedicated Smartspace handling for Dreams." into tm-dev am: 6308c3f6f1 (0ddb416c) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/dagger/SystemUIModule.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -48,6 +48,7 @@ import com.android.systemui.plugins.statusbar.StatusBarStateController;
		import com.android.systemui.recents.Recents;
		import com.android.systemui.screenshot.dagger.ScreenshotModule;
		import com.android.systemui.settings.dagger.SettingsModule;
		import com.android.systemui.smartspace.dagger.SmartspaceModule;
		import com.android.systemui.statusbar.CommandQueue;
		import com.android.systemui.statusbar.NotificationLockscreenUserManager;
		import com.android.systemui.statusbar.NotificationShadeWindowController;
		@@ -119,6 +120,7 @@ import dagger.Provides;
		SettingsModule.class,
		SettingsUtilModule.class,
		SmartRepliesInflationModule.class,
		SmartspaceModule.class,
		StatusBarPolicyModule.class,
		StatusBarWindowModule.class,
		SysUIConcurrencyModule.class,

packages/SystemUI/src/com/android/systemui/dreams/SmartSpaceComplication.java

+28 −17

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package com.android.systemui.dreams;

		import android.content.Context;
		import android.os.Parcelable;
		import android.view.View;
		import android.view.ViewGroup;
		import android.widget.FrameLayout;
		@@ -25,7 +26,10 @@ import com.android.systemui.CoreStartable;
		import com.android.systemui.dreams.complication.Complication;
		import com.android.systemui.dreams.complication.ComplicationLayoutParams;
		import com.android.systemui.dreams.complication.ComplicationViewModel;
		import com.android.systemui.statusbar.lockscreen.LockscreenSmartspaceController;
		import com.android.systemui.dreams.smartspace.DreamsSmartspaceController;
		import com.android.systemui.plugins.BcSmartspaceDataPlugin;

		import java.util.List;

		import javax.inject.Inject;

		@@ -39,10 +43,22 @@ public class SmartSpaceComplication implements Complication {
		* SystemUI.
		*/
		public static class Registrant extends CoreStartable {
		private final LockscreenSmartspaceController mSmartSpaceController;
		private final DreamsSmartspaceController mSmartSpaceController;
		private final DreamOverlayStateController mDreamOverlayStateController;
		private final SmartSpaceComplication mComplication;

		private final BcSmartspaceDataPlugin.SmartspaceTargetListener mSmartspaceListener =
		new BcSmartspaceDataPlugin.SmartspaceTargetListener() {
		@Override
		public void onSmartspaceTargetsUpdated(List<? extends Parcelable> targets) {
		if (!targets.isEmpty()) {
		mDreamOverlayStateController.addComplication(mComplication);
		} else {
		mDreamOverlayStateController.removeComplication(mComplication);
		}
		}
		};

		/**
		* Default constructor for {@link SmartSpaceComplication}.
		*/
		@@ -50,7 +66,7 @@ public class SmartSpaceComplication implements Complication {
		public Registrant(Context context,
		DreamOverlayStateController dreamOverlayStateController,
		SmartSpaceComplication smartSpaceComplication,
		LockscreenSmartspaceController smartSpaceController) {
		DreamsSmartspaceController smartSpaceController) {
		super(context);
		mDreamOverlayStateController = dreamOverlayStateController;
		mComplication = smartSpaceComplication;
		@@ -59,32 +75,27 @@ public class SmartSpaceComplication implements Complication {

		@Override
		public void start() {
		addOrRemoveOverlay();
		mDreamOverlayStateController.addCallback(new DreamOverlayStateController.Callback() {
		@Override
		public void onStateChanged() {
		addOrRemoveOverlay();
		if (mDreamOverlayStateController.isOverlayActive()) {
		mSmartSpaceController.addListener(mSmartspaceListener);
		} else {
		mSmartSpaceController.removeListener(mSmartspaceListener);
		}
		});
		}

		private void addOrRemoveOverlay() {
		if (mDreamOverlayStateController.isPreviewMode()) {
		mDreamOverlayStateController.removeComplication(mComplication);
		} else if (mSmartSpaceController.isEnabled()) {
		mDreamOverlayStateController.addComplication(mComplication);
		}
		});
		}
		}

		private static class SmartSpaceComplicationViewHolder implements ViewHolder {
		private static final int SMARTSPACE_COMPLICATION_WEIGHT = 10;
		private final LockscreenSmartspaceController mSmartSpaceController;
		private final DreamsSmartspaceController mSmartSpaceController;
		private final Context mContext;

		protected SmartSpaceComplicationViewHolder(
		Context context,
		LockscreenSmartspaceController smartSpaceController) {
		DreamsSmartspaceController smartSpaceController) {
		mSmartSpaceController = smartSpaceController;
		mContext = context;
		}
		@@ -109,12 +120,12 @@ public class SmartSpaceComplication implements Complication {
		}
		}

		private final LockscreenSmartspaceController mSmartSpaceController;
		private final DreamsSmartspaceController mSmartSpaceController;
		private final Context mContext;

		@Inject
		public SmartSpaceComplication(Context context,
		LockscreenSmartspaceController smartSpaceController) {
		DreamsSmartspaceController smartSpaceController) {
		mContext = context;
		mSmartSpaceController = smartSpaceController;
		}

packages/SystemUI/src/com/android/systemui/dreams/smartspace/DreamsSmartspaceController.kt

0 → 100644

+219 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.systemui.dreams.smartspace

		import android.app.smartspace.SmartspaceConfig
		import android.app.smartspace.SmartspaceManager
		import android.app.smartspace.SmartspaceSession
		import android.content.Context
		import android.graphics.Color
		import android.util.Log
		import android.view.View
		import android.view.ViewGroup
		import com.android.systemui.dagger.SysUISingleton
		import com.android.systemui.dagger.qualifiers.Main
		import com.android.systemui.plugins.BcSmartspaceDataPlugin
		import com.android.systemui.plugins.BcSmartspaceDataPlugin.SmartspaceTargetListener
		import com.android.systemui.plugins.BcSmartspaceDataPlugin.SmartspaceView
		import com.android.systemui.smartspace.SmartspacePrecondition
		import com.android.systemui.smartspace.SmartspaceTargetFilter
		import com.android.systemui.smartspace.dagger.SmartspaceModule.Companion.DREAM_SMARTSPACE_DATA_PLUGIN
		import com.android.systemui.smartspace.dagger.SmartspaceModule.Companion.DREAM_SMARTSPACE_PRECONDITION
		import com.android.systemui.smartspace.dagger.SmartspaceModule.Companion.DREAM_SMARTSPACE_TARGET_FILTER
		import com.android.systemui.smartspace.dagger.SmartspaceViewComponent
		import com.android.systemui.util.concurrency.Execution
		import java.lang.RuntimeException
		import java.util.Optional
		import java.util.concurrent.Executor
		import javax.inject.Inject
		import javax.inject.Named

		/**
		* Controller for managing the smartspace view on the dream
		*/
		@SysUISingleton
		class DreamsSmartspaceController @Inject constructor(
		private val context: Context,
		private val smartspaceManager: SmartspaceManager,
		private val execution: Execution,
		@Main private val uiExecutor: Executor,
		private val smartspaceViewComponentFactory: SmartspaceViewComponent.Factory,
		@Named(DREAM_SMARTSPACE_PRECONDITION) private val precondition: SmartspacePrecondition,
		@Named(DREAM_SMARTSPACE_TARGET_FILTER)
		private val optionalTargetFilter: Optional<SmartspaceTargetFilter>,
		@Named(DREAM_SMARTSPACE_DATA_PLUGIN) optionalPlugin: Optional<BcSmartspaceDataPlugin>
		) {
		companion object {
		private const val TAG = "DreamsSmartspaceCtrlr"
		}

		private var session: SmartspaceSession? = null
		private val plugin: BcSmartspaceDataPlugin? = optionalPlugin.orElse(null)
		private var targetFilter: SmartspaceTargetFilter? = optionalTargetFilter.orElse(null)

		// A shadow copy of listeners is maintained to track whether the session should remain open.
		private var listeners = mutableSetOf<BcSmartspaceDataPlugin.SmartspaceTargetListener>()

		// Smartspace can be used on multiple displays, such as when the user casts their screen
		private var smartspaceViews = mutableSetOf<SmartspaceView>()

		var preconditionListener = object : SmartspacePrecondition.Listener {
		override fun onCriteriaChanged() {
		reloadSmartspace()
		}
		}

		init {
		precondition.addListener(preconditionListener)
		}

		var filterListener = object : SmartspaceTargetFilter.Listener {
		override fun onCriteriaChanged() {
		reloadSmartspace()
		}
		}

		init {
		targetFilter?.addListener(filterListener)
		}

		var stateChangeListener = object : View.OnAttachStateChangeListener {
		override fun onViewAttachedToWindow(v: View) {
		val view = v as SmartspaceView
		// Until there is dream color matching
		view.setPrimaryTextColor(Color.WHITE)
		smartspaceViews.add(view)
		connectSession()
		}

		override fun onViewDetachedFromWindow(v: View) {
		smartspaceViews.remove(v as SmartspaceView)

		if (smartspaceViews.isEmpty()) {
		disconnect()
		}
		}
		}

		private val sessionListener = SmartspaceSession.OnTargetsAvailableListener { targets ->
		execution.assertIsMainThread()

		val filteredTargets = targets.filter { targetFilter?.filterSmartspaceTarget(it) ?: true }
		plugin?.onTargetsAvailable(filteredTargets)
		}

		/**
		* Constructs the smartspace view and connects it to the smartspace service.
		*/
		fun buildAndConnectView(parent: ViewGroup): View? {
		execution.assertIsMainThread()

		if (!precondition.conditionsMet()) {
		throw RuntimeException("Cannot build view when not enabled")
		}

		val view = buildView(parent)
		connectSession()

		return view
		}

		private fun buildView(parent: ViewGroup): View? {
		return if (plugin != null) {
		var view = smartspaceViewComponentFactory.create(parent, plugin, stateChangeListener)
		.getView()

		if (view is View) {
		return view
		}

		return null
		} else {
		null
		}
		}

		private fun hasActiveSessionListeners(): Boolean {
		return smartspaceViews.isNotEmpty() \|\| listeners.isNotEmpty()
		}

		private fun connectSession() {
		if (plugin == null \|\| session != null \|\| !hasActiveSessionListeners()) {
		return
		}

		if (!precondition.conditionsMet()) {
		return
		}

		// TODO(b/217559844): Replace with "dream" session when available.
		val newSession = smartspaceManager.createSmartspaceSession(
		SmartspaceConfig.Builder(context, "lockscreen").build())
		Log.d(TAG, "Starting smartspace session for dream")
		newSession.addOnTargetsAvailableListener(uiExecutor, sessionListener)
		this.session = newSession

		plugin.registerSmartspaceEventNotifier {
		e -> session?.notifySmartspaceEvent(e)
		}

		reloadSmartspace()
		}

		/**
		* Disconnects the smartspace view from the smartspace service and cleans up any resources.
		*/
		private fun disconnect() {
		if (hasActiveSessionListeners()) return

		execution.assertIsMainThread()

		if (session == null) {
		return
		}

		session?.let {
		it.removeOnTargetsAvailableListener(sessionListener)
		it.close()
		}

		session = null

		plugin?.registerSmartspaceEventNotifier(null)
		plugin?.onTargetsAvailable(emptyList())
		Log.d(TAG, "Ending smartspace session for dream")
		}

		fun addListener(listener: SmartspaceTargetListener) {
		execution.assertIsMainThread()
		plugin?.registerListener(listener)
		listeners.add(listener)

		connectSession()
		}

		fun removeListener(listener: SmartspaceTargetListener) {
		execution.assertIsMainThread()
		plugin?.unregisterListener(listener)
		listeners.remove(listener)
		disconnect()
		}

		private fun reloadSmartspace() {
		session?.requestSmartspaceUpdate()
		}
		}

packages/SystemUI/src/com/android/systemui/smartspace/SmartspacePrecondition.kt

0 → 100644

+45 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		package com.android.systemui.smartspace

		/**
		* A {@link SmartspacePrecondition} captures the conditions that must be met for Smartspace to be
		* used in a particular setting.
		*/
		interface SmartspacePrecondition {
		/**
		* A callback for receiving updates when conditions have changed.
		*/
		interface Listener {
		fun onCriteriaChanged()
		}

		/**
		* Adds a listener to receive future updates. {@link Listener#onCriteriaChanged} will be called
		* immediately upon adding.
		*/
		fun addListener(listener: Listener)

		/**
		* Removes a listener from receiving future updates.
		*/
		fun removeListener(listener: Listener)

		/**
		* Returns whether all conditions have been met.
		*/
		fun conditionsMet(): Boolean
		}
		No newline at end of file

packages/SystemUI/src/com/android/systemui/smartspace/SmartspaceTargetFilter.kt

0 → 100644

+49 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		package com.android.systemui.smartspace

		import android.app.smartspace.SmartspaceTarget

		/**
		* {@link SmartspaceTargetFilter} defines a way to locally filter targets from inclusion. This
		* should be used for filtering that isn't available further upstream.
		*/
		interface SmartspaceTargetFilter {
		/**
		* An interface implemented by clients to receive updates when the filtering criteria changes.
		* When this happens, the client should refresh their target set.
		*/
		interface Listener {
		fun onCriteriaChanged()
		}

		/**
		* Adds a listener to receive future updates. {@link Listener#onCriteriaChanged} will be
		* invoked immediately after.
		*/
		fun addListener(listener: Listener)

		/**
		* Removes listener from receiving future updates.
		*/
		fun removeListener(listener: Listener)

		/**
		* Returns {@code true} if the {@link SmartspaceTarget} should be included in the current
		* target set, {@code false} otherwise.
		*/
		fun filterSmartspaceTarget(t: SmartspaceTarget): Boolean
		}
		No newline at end of file