Merge "Updated NotificationPanelViewController to listen to animateExpandNotificationsPanel and animateCollapsePanels." into rvc-dev am: 489dd7154c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11921452

Change-Id: I566bb0ca427d78aed9bc0f6b1783fe3f2d420fb7

2 files changed, 220 insertions, 1 deletions

diff --git a/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationPanelViewController.java b/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationPanelViewController.java
index 1738091d14c9..1eead62c042a 100644
--- a/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationPanelViewController.java
+++ b/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationPanelViewController.java
@@ -48,17 +48,21 @@ import com.android.systemui.car.CarServiceProvider;
 import com.android.systemui.car.window.OverlayPanelViewController;
 import com.android.systemui.car.window.OverlayViewGlobalStateController;
 import com.android.systemui.dagger.qualifiers.Main;
+import com.android.systemui.dagger.qualifiers.UiBackground;
 import com.android.systemui.plugins.statusbar.StatusBarStateController;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.FlingAnimationUtils;
 import com.android.systemui.statusbar.StatusBarState;
 
+import java.util.concurrent.Executor;
+
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
 /** View controller for the notification panel. */
 @Singleton
-public class NotificationPanelViewController extends OverlayPanelViewController {
+public class NotificationPanelViewController extends OverlayPanelViewController
+        implements CommandQueue.Callbacks {
 
     private static final boolean DEBUG = true;
     private static final String TAG = "NotificationPanelViewController";
@@ -68,12 +72,14 @@ public class NotificationPanelViewController extends OverlayPanelViewController
     private final CarServiceProvider mCarServiceProvider;
     private final IStatusBarService mBarService;
     private final CommandQueue mCommandQueue;
+    private final Executor mUiBgExecutor;
     private final NotificationDataManager mNotificationDataManager;
     private final CarUxRestrictionManagerWrapper mCarUxRestrictionManagerWrapper;
     private final CarNotificationListener mCarNotificationListener;
     private final NotificationClickHandlerFactory mNotificationClickHandlerFactory;
     private final StatusBarStateController mStatusBarStateController;
     private final boolean mEnableHeadsUpNotificationWhenNotificationShadeOpen;
+    private final NotificationVisibilityLogger mNotificationVisibilityLogger;
 
     private float mInitialBackgroundAlpha;
     private float mBackgroundAlphaDiff;
@@ -98,6 +104,7 @@ public class NotificationPanelViewController extends OverlayPanelViewController
             @Main Resources resources,
             OverlayViewGlobalStateController overlayViewGlobalStateController,
             FlingAnimationUtils.Builder flingAnimationUtilsBuilder,
+            @UiBackground Executor uiBgExecutor,
 
             /* Other things */
             CarServiceProvider carServiceProvider,
@@ -110,6 +117,7 @@ public class NotificationPanelViewController extends OverlayPanelViewController
             CarUxRestrictionManagerWrapper carUxRestrictionManagerWrapper,
             CarNotificationListener carNotificationListener,
             NotificationClickHandlerFactory notificationClickHandlerFactory,
+            NotificationVisibilityLogger notificationVisibilityLogger,
 
             /* Things that need to be replaced */
             StatusBarStateController statusBarStateController
@@ -121,12 +129,15 @@ public class NotificationPanelViewController extends OverlayPanelViewController
         mCarServiceProvider = carServiceProvider;
         mBarService = barService;
         mCommandQueue = commandQueue;
+        mUiBgExecutor = uiBgExecutor;
         mNotificationDataManager = notificationDataManager;
         mCarUxRestrictionManagerWrapper = carUxRestrictionManagerWrapper;
         mCarNotificationListener = carNotificationListener;
         mNotificationClickHandlerFactory = notificationClickHandlerFactory;
         mStatusBarStateController = statusBarStateController;
+        mNotificationVisibilityLogger = notificationVisibilityLogger;
 
+        mCommandQueue.addCallback(this);
         // Notification background setup.
         mInitialBackgroundAlpha = (float) mResources.getInteger(
                 R.integer.config_initialNotificationBackgroundAlpha) / 100;
@@ -151,12 +162,36 @@ public class NotificationPanelViewController extends OverlayPanelViewController
                         .config_enableHeadsUpNotificationWhenNotificationShadeOpen);
     }
 
+    // CommandQueue.Callbacks
+
+    @Override
+    public void animateExpandNotificationsPanel() {
+        if (!isPanelExpanded()) {
+            toggle();
+        }
+    }
+
+    @Override
+    public void animateCollapsePanels(int flags, boolean force) {
+        if (isPanelExpanded()) {
+            toggle();
+        }
+    }
+
+    // OverlayViewController
+
     @Override
     protected void onFinishInflate() {
         reinflate();
     }
 
     @Override
+    protected void hideInternal() {
+        super.hideInternal();
+        mNotificationVisibilityLogger.stop();
+    }
+
+    @Override
     protected boolean shouldShowNavigationBar() {
         return true;
     }
@@ -197,6 +232,11 @@ public class NotificationPanelViewController extends OverlayPanelViewController
                 mUnseenCountUpdateListener.onUnseenCountUpdate(
                         mNotificationDataManager.getUnseenNotificationCount());
             }
+            mCarNotificationListener.setNotificationsShown(
+                    mNotificationDataManager.getSeenNotifications());
+            // This logs both when the notification panel is expanded and when the notification
+            // panel is scrolled.
+            mNotificationVisibilityLogger.log(isPanelExpanded());
         });
 
         mNotificationClickHandlerFactory.setNotificationDataManager(mNotificationDataManager);
@@ -332,6 +372,8 @@ public class NotificationPanelViewController extends OverlayPanelViewController
         mNotificationDataManager.clearAll();
     }
 
+    // OverlayPanelViewController
+
     @Override
     protected boolean shouldAnimateCollapsePanel() {
         return true;
@@ -364,6 +406,30 @@ public class NotificationPanelViewController extends OverlayPanelViewController
     }
 
     @Override
+    protected void onPanelVisible(boolean visible) {
+        super.onPanelVisible(visible);
+        mUiBgExecutor.execute(() -> {
+            try {
+                if (visible) {
+                    // When notification panel is open even just a bit, we want to clear
+                    // notification effects.
+                    boolean clearNotificationEffects =
+                            mStatusBarStateController.getState() != StatusBarState.KEYGUARD;
+                    mBarService.onPanelRevealed(clearNotificationEffects,
+                            mNotificationDataManager.getVisibleNotifications().size());
+                } else {
+                    mBarService.onPanelHidden();
+                }
+            } catch (RemoteException ex) {
+                // Won't fail unless the world has ended.
+                Log.e(TAG, String.format(
+                        "Unable to notify StatusBarService of panel visibility: %s", visible));
+            }
+        });
+
+    }
+
+    @Override
     protected void onPanelExpanded(boolean expand) {
         super.onPanelExpanded(expand);
 
@@ -373,6 +439,9 @@ public class NotificationPanelViewController extends OverlayPanelViewController
             }
             clearNotificationEffects();
         }
+        if (!expand) {
+            mNotificationVisibilityLogger.log(isPanelExpanded());
+        }
     }
 
     /**
diff --git a/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationVisibilityLogger.java b/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationVisibilityLogger.java
new file mode 100644
index 000000000000..44c819711bd2
--- /dev/null
+++ b/packages/CarSystemUI/src/com/android/systemui/car/notification/NotificationVisibilityLogger.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2020 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.car.notification;
+
+import android.os.RemoteException;
+import android.util.ArraySet;
+import android.util.Log;
+
+import com.android.car.notification.AlertEntry;
+import com.android.car.notification.NotificationDataManager;
+import com.android.internal.statusbar.IStatusBarService;
+import com.android.internal.statusbar.NotificationVisibility;
+import com.android.systemui.dagger.qualifiers.UiBackground;
+
+import java.util.Set;
+import java.util.concurrent.Executor;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+
+/**
+ * Handles notification logging, in particular, logging which notifications are visible and which
+ * are not.
+ */
+@Singleton
+public class NotificationVisibilityLogger {
+
+    private static final String TAG = "NotificationVisibilityLogger";
+
+    private final ArraySet<NotificationVisibility> mCurrentlyVisible = new ArraySet<>();
+    private final ArraySet<NotificationVisibility> mNewlyVisible = new ArraySet<>();
+    private final ArraySet<NotificationVisibility> mPreviouslyVisible = new ArraySet<>();
+    private final ArraySet<NotificationVisibility> mTmpCurrentlyVisible = new ArraySet<>();
+
+    private final IStatusBarService mBarService;
+    private final Executor mUiBgExecutor;
+    private final NotificationDataManager mNotificationDataManager;
+
+    private boolean mIsVisible;
+
+    private final Runnable mVisibilityReporter = new Runnable() {
+
+        @Override
+        public void run() {
+            if (mIsVisible) {
+                int count = mNotificationDataManager.getVisibleNotifications().size();
+                for (AlertEntry alertEntry : mNotificationDataManager.getVisibleNotifications()) {
+                    NotificationVisibility visObj = NotificationVisibility.obtain(
+                            alertEntry.getKey(),
+                            /* rank= */ -1,
+                            count,
+                            mIsVisible,
+                            NotificationVisibility.NotificationLocation.LOCATION_MAIN_AREA);
+                    mTmpCurrentlyVisible.add(visObj);
+                    if (!mCurrentlyVisible.contains(visObj)) {
+                        mNewlyVisible.add(visObj);
+                    }
+                }
+            }
+            mPreviouslyVisible.addAll(mCurrentlyVisible);
+            mPreviouslyVisible.removeAll(mTmpCurrentlyVisible);
+            onNotificationVisibilityChanged(mNewlyVisible, mPreviouslyVisible);
+
+            recycleAllVisibilityObjects(mCurrentlyVisible);
+            mCurrentlyVisible.addAll(mTmpCurrentlyVisible);
+
+            recycleAllVisibilityObjects(mPreviouslyVisible);
+            recycleAllVisibilityObjects(mNewlyVisible);
+            recycleAllVisibilityObjects(mTmpCurrentlyVisible);
+        }
+    };
+
+    @Inject
+    public NotificationVisibilityLogger(
+            @UiBackground Executor uiBgExecutor,
+            IStatusBarService barService,
+            NotificationDataManager notificationDataManager) {
+        mUiBgExecutor = uiBgExecutor;
+        mBarService = barService;
+        mNotificationDataManager = notificationDataManager;
+    }
+
+    /** Triggers a visibility report update to be sent to StatusBarService. */
+    public void log(boolean isVisible) {
+        mIsVisible = isVisible;
+        mUiBgExecutor.execute(mVisibilityReporter);
+    }
+
+    /** Stops logging, clearing all visibility objects. */
+    public void stop() {
+        recycleAllVisibilityObjects(mCurrentlyVisible);
+    }
+
+    /**
+     * Notify StatusBarService of change in notifications' visibility.
+     */
+    private void onNotificationVisibilityChanged(
+            Set<NotificationVisibility> newlyVisible, Set<NotificationVisibility> noLongerVisible) {
+        if (newlyVisible.isEmpty() && noLongerVisible.isEmpty()) {
+            return;
+        }
+
+        try {
+            mBarService.onNotificationVisibilityChanged(
+                    cloneVisibilitiesAsArr(newlyVisible), cloneVisibilitiesAsArr(noLongerVisible));
+        } catch (RemoteException e) {
+            // Won't fail unless the world has ended.
+            Log.e(TAG, "Failed to notify StatusBarService of notification visibility change");
+        }
+    }
+
+    /**
+     * Clears array and recycles NotificationVisibility objects for reuse.
+     */
+    private static void recycleAllVisibilityObjects(ArraySet<NotificationVisibility> array) {
+        for (int i = 0; i < array.size(); i++) {
+            array.valueAt(i).recycle();
+        }
+        array.clear();
+    }
+
+    /**
+     * Converts Set of NotificationVisibility objects to primitive array.
+     */
+    private static NotificationVisibility[] cloneVisibilitiesAsArr(Set<NotificationVisibility> c) {
+        NotificationVisibility[] array = new NotificationVisibility[c.size()];
+        int i = 0;
+        for (NotificationVisibility nv : c) {
+            if (nv != null) {
+                array[i] = nv.clone();
+            }
+            i++;
+        }
+        return array;
+    }
+}