| /* |
| * Copyright (C) 2019 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.bubbles; |
| |
| import static com.android.internal.annotations.VisibleForTesting.Visibility.PRIVATE; |
| |
| import android.app.ActivityManager; |
| import android.app.Notification; |
| import android.app.PendingIntent; |
| import android.content.Context; |
| import android.util.Log; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.bubbles.BubbleController.DismissReason; |
| import com.android.systemui.statusbar.notification.collection.NotificationEntry; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Objects; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| /** |
| * Keeps track of active bubbles. |
| */ |
| @Singleton |
| public class BubbleData { |
| |
| private static final String TAG = "BubbleData"; |
| |
| /** |
| * This interface reports changes to the state and appearance of bubbles which should be applied |
| * as necessary to the UI. |
| * <p> |
| * Each operation is a report of a pending operation. Each should be considered in |
| * combination, when {@link #apply()} is called. For example, both: onExpansionChanged, |
| * and onOrderChanged |
| */ |
| interface Listener { |
| |
| /** |
| * A new Bubble has been added. A call to {@link #onOrderChanged(List)} will |
| * follow, including the new Bubble in position |
| */ |
| void onBubbleAdded(Bubble bubble); |
| |
| /** |
| * A Bubble has been removed. A call to {@link #onOrderChanged(List)} will |
| * follow. |
| */ |
| void onBubbleRemoved(Bubble bubble, @DismissReason int reason); |
| |
| /** |
| * An existing bubble has been updated. |
| * |
| * @param bubble the bubble which was updated |
| */ |
| void onBubbleUpdated(Bubble bubble); |
| |
| /** |
| * Indicates that one or more bubbles should change position. This may be result of insert, |
| * or removal of a Bubble, in addition to re-sorting existing Bubbles. |
| * |
| * @param bubbles an immutable list of the bubbles in the new order |
| */ |
| void onOrderChanged(List<Bubble> bubbles); |
| |
| /** Indicates the selected bubble changed. */ |
| void onSelectionChanged(Bubble selectedBubble); |
| |
| /** |
| * The UI should transition to the given state, incorporating any pending changes during |
| * the animation. |
| */ |
| void onExpandedChanged(boolean expanded); |
| |
| /** Flyout text should animate in, showing the given text. */ |
| void showFlyoutText(Bubble bubble, String text); |
| |
| /** Commit any pending operations (since last call of apply()) */ |
| void apply(); |
| } |
| |
| private final Context mContext; |
| private final List<Bubble> mBubbles = new ArrayList<>(); |
| private Bubble mSelectedBubble; |
| private boolean mExpanded; |
| private Listener mListener; |
| |
| @VisibleForTesting |
| @Inject |
| public BubbleData(Context context) { |
| mContext = context; |
| } |
| |
| public boolean hasBubbles() { |
| return !mBubbles.isEmpty(); |
| } |
| |
| public boolean isExpanded() { |
| return mExpanded; |
| } |
| |
| public boolean hasBubbleWithKey(String key) { |
| return getBubbleWithKey(key) != null; |
| } |
| |
| public void setExpanded(boolean expanded) { |
| if (setExpandedInternal(expanded)) { |
| mListener.apply(); |
| } |
| } |
| |
| public void setSelectedBubble(Bubble bubble) { |
| if (setSelectedBubbleInternal(bubble)) { |
| mListener.apply(); |
| } |
| } |
| |
| public void notificationEntryUpdated(NotificationEntry entry) { |
| Bubble bubble = getBubbleWithKey(entry.key); |
| if (bubble == null) { |
| // Create a new bubble |
| bubble = new Bubble(entry, this::onBubbleBlocked); |
| mBubbles.add(0, bubble); // TODO: reorder/group |
| mListener.onBubbleAdded(bubble); |
| } else { |
| // Updates an existing bubble |
| bubble.setEntry(entry); |
| mListener.onBubbleUpdated(bubble); |
| } |
| if (shouldAutoExpand(entry)) { |
| setSelectedBubbleInternal(bubble); |
| if (!mExpanded) { |
| setExpandedInternal(true); |
| } |
| } else if (mSelectedBubble == null) { |
| setSelectedBubbleInternal(bubble); |
| } |
| // TODO: reorder/group |
| mListener.apply(); |
| } |
| |
| public void notificationEntryRemoved(NotificationEntry entry, @DismissReason int reason) { |
| int indexToRemove = indexForKey(entry.key); |
| if (indexToRemove >= 0) { |
| Bubble removed = mBubbles.remove(indexToRemove); |
| removed.setDismissed(); |
| mListener.onBubbleRemoved(removed, reason); |
| maybeSendDeleteIntent(reason, removed.entry); |
| |
| if (mBubbles.isEmpty()) { |
| setExpandedInternal(false); |
| setSelectedBubbleInternal(null); |
| } else if (removed == mSelectedBubble) { |
| int newIndex = Math.min(indexToRemove, mBubbles.size() - 1); |
| Bubble newSelected = mBubbles.get(newIndex); |
| setSelectedBubbleInternal(newSelected); |
| } |
| // TODO: reorder/group |
| mListener.apply(); |
| } |
| } |
| |
| public void dismissAll(@DismissReason int reason) { |
| boolean changed = setExpandedInternal(false); |
| while (!mBubbles.isEmpty()) { |
| Bubble bubble = mBubbles.remove(0); |
| bubble.setDismissed(); |
| maybeSendDeleteIntent(reason, bubble.entry); |
| mListener.onBubbleRemoved(bubble, reason); |
| changed = true; |
| } |
| if (setSelectedBubbleInternal(null)) { |
| changed = true; |
| } |
| if (changed) { |
| // TODO: reorder/group |
| mListener.apply(); |
| } |
| } |
| |
| /** |
| * Requests a change to the selected bubble. Calls {@link Listener#onSelectionChanged} if |
| * the value changes. |
| * |
| * @param bubble the new selected bubble |
| * @return true if the state changed as a result |
| */ |
| private boolean setSelectedBubbleInternal(Bubble bubble) { |
| if (Objects.equals(bubble, mSelectedBubble)) { |
| return false; |
| } |
| if (bubble != null && !mBubbles.contains(bubble)) { |
| Log.e(TAG, "Cannot select bubble which doesn't exist!" |
| + " (" + bubble + ") bubbles=" + mBubbles); |
| return false; |
| } |
| if (mExpanded) { |
| // TODO: bubble.markAsActive() ? |
| bubble.entry.setShowInShadeWhenBubble(false); |
| } |
| mSelectedBubble = bubble; |
| mListener.onSelectionChanged(mSelectedBubble); |
| return true; |
| } |
| |
| |
| /** |
| * Requests a change to the expanded state. Calls {@link Listener#onExpandedChanged} if |
| * the value changes. |
| * |
| * @param shouldExpand the new requested state |
| * @return true if the state changed as a result |
| */ |
| private boolean setExpandedInternal(boolean shouldExpand) { |
| if (mExpanded == shouldExpand) { |
| return false; |
| } |
| if (shouldExpand) { |
| if (mBubbles.isEmpty()) { |
| Log.e(TAG, "Attempt to expand stack when empty!"); |
| return false; |
| } |
| if (mSelectedBubble == null) { |
| Log.e(TAG, "Attempt to expand stack without selected bubble!"); |
| return false; |
| } |
| // TODO: bubble.markAsActive() ? |
| mSelectedBubble.entry.setShowInShadeWhenBubble(false); |
| } |
| // TODO: reorder/regroup |
| mExpanded = shouldExpand; |
| mListener.onExpandedChanged(mExpanded); |
| return true; |
| } |
| |
| private void maybeSendDeleteIntent(@DismissReason int reason, NotificationEntry entry) { |
| if (reason == BubbleController.DISMISS_USER_GESTURE) { |
| Notification.BubbleMetadata bubbleMetadata = entry.getBubbleMetadata(); |
| PendingIntent deleteIntent = bubbleMetadata != null |
| ? bubbleMetadata.getDeleteIntent() |
| : null; |
| if (deleteIntent != null) { |
| try { |
| deleteIntent.send(); |
| } catch (PendingIntent.CanceledException e) { |
| Log.w(TAG, "Failed to send delete intent for bubble with key: " + entry.key); |
| } |
| } |
| } |
| } |
| |
| private void onBubbleBlocked(NotificationEntry entry) { |
| boolean changed = false; |
| final String blockedPackage = entry.notification.getPackageName(); |
| for (Iterator<Bubble> i = mBubbles.iterator(); i.hasNext(); ) { |
| Bubble bubble = i.next(); |
| if (bubble.getPackageName().equals(blockedPackage)) { |
| i.remove(); |
| mListener.onBubbleRemoved(bubble, BubbleController.DISMISS_BLOCKED); |
| changed = true; |
| } |
| } |
| if (changed) { |
| // TODO: reorder/group |
| mListener.apply(); |
| } |
| } |
| |
| private int indexForKey(String key) { |
| for (int i = 0; i < mBubbles.size(); i++) { |
| Bubble bubble = mBubbles.get(i); |
| if (bubble.getKey().equals(key)) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| private Bubble removeBubbleWithKey(String key) { |
| for (int i = 0; i < mBubbles.size(); i++) { |
| Bubble bubble = mBubbles.get(i); |
| if (bubble.getKey().equals(key)) { |
| mBubbles.remove(i); |
| return bubble; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * The set of bubbles. |
| * |
| * @deprecated |
| */ |
| @Deprecated |
| public Collection<Bubble> getBubbles() { |
| return Collections.unmodifiableList(mBubbles); |
| } |
| |
| @VisibleForTesting(visibility = PRIVATE) |
| Bubble getBubbleWithKey(String key) { |
| for (int i = 0; i < mBubbles.size(); i++) { |
| Bubble bubble = mBubbles.get(i); |
| if (bubble.getKey().equals(key)) { |
| return bubble; |
| } |
| } |
| return null; |
| } |
| |
| public void setListener(Listener listener) { |
| mListener = listener; |
| } |
| |
| boolean shouldAutoExpand(NotificationEntry entry) { |
| Notification.BubbleMetadata metadata = entry.getBubbleMetadata(); |
| return metadata != null && metadata.getAutoExpandBubble() |
| && isForegroundApp(entry.notification.getPackageName()); |
| } |
| |
| /** |
| * Return true if the applications with the package name is running in foreground. |
| * |
| * @param pkgName application package name. |
| */ |
| boolean isForegroundApp(String pkgName) { |
| ActivityManager am = mContext.getSystemService(ActivityManager.class); |
| List<ActivityManager.RunningTaskInfo> tasks = am.getRunningTasks(1 /* maxNum */); |
| return !tasks.isEmpty() && pkgName.equals(tasks.get(0).topActivity.getPackageName()); |
| } |
| } |