| /* |
| * Copyright (C) 2014 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.recents; |
| |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| |
| import static com.android.systemui.shared.system.WindowManagerWrapper.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| |
| import android.annotation.Nullable; |
| import android.app.ActivityManager; |
| import android.app.trust.TrustManager; |
| import android.content.Context; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| import android.hardware.display.DisplayManager; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.util.Log; |
| import android.view.Display; |
| import android.widget.Toast; |
| |
| import com.android.systemui.Dependency; |
| import com.android.systemui.R; |
| import com.android.systemui.shared.recents.IOverviewProxy; |
| import com.android.systemui.shared.system.ActivityManagerWrapper; |
| import com.android.systemui.shared.system.TaskStackChangeListener; |
| import com.android.systemui.stackdivider.Divider; |
| import com.android.systemui.statusbar.phone.StatusBar; |
| |
| import java.util.Optional; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| import dagger.Lazy; |
| |
| /** |
| * An implementation of the Recents interface which proxies to the OverviewProxyService. |
| */ |
| @Singleton |
| public class OverviewProxyRecentsImpl implements RecentsImplementation { |
| |
| private final static String TAG = "OverviewProxyRecentsImpl"; |
| @Nullable |
| private final Lazy<StatusBar> mStatusBarLazy; |
| private final Optional<Divider> mDividerOptional; |
| |
| private Context mContext; |
| private Handler mHandler; |
| private TrustManager mTrustManager; |
| private OverviewProxyService mOverviewProxyService; |
| |
| private TaskStackChangeListener mListener = new TaskStackChangeListener() { |
| @Override |
| public void onActivityRestartAttempt(ActivityManager.RunningTaskInfo task, |
| boolean homeTaskVisible, boolean clearedTask) { |
| if (task.configuration.windowConfiguration.getWindowingMode() |
| != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| return; |
| } |
| |
| if (homeTaskVisible) { |
| showRecentApps(false /* triggeredFromAltTab */); |
| } |
| } |
| }; |
| |
| @SuppressWarnings("OptionalUsedAsFieldOrParameterType") |
| @Inject |
| public OverviewProxyRecentsImpl(Optional<Lazy<StatusBar>> statusBarLazy, |
| Optional<Divider> dividerOptional) { |
| mStatusBarLazy = statusBarLazy.orElse(null); |
| mDividerOptional = dividerOptional; |
| } |
| |
| @Override |
| public void onStart(Context context) { |
| mContext = context; |
| mHandler = new Handler(); |
| mTrustManager = (TrustManager) context.getSystemService(Context.TRUST_SERVICE); |
| mOverviewProxyService = Dependency.get(OverviewProxyService.class); |
| ActivityManagerWrapper.getInstance().registerTaskStackListener(mListener); |
| } |
| |
| @Override |
| public void showRecentApps(boolean triggeredFromAltTab) { |
| IOverviewProxy overviewProxy = mOverviewProxyService.getProxy(); |
| if (overviewProxy != null) { |
| try { |
| overviewProxy.onOverviewShown(triggeredFromAltTab); |
| return; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to send overview show event to launcher.", e); |
| } |
| } else { |
| // Do nothing |
| } |
| } |
| |
| @Override |
| public void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey) { |
| IOverviewProxy overviewProxy = mOverviewProxyService.getProxy(); |
| if (overviewProxy != null) { |
| try { |
| overviewProxy.onOverviewHidden(triggeredFromAltTab, triggeredFromHomeKey); |
| return; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to send overview hide event to launcher.", e); |
| } |
| } else { |
| // Do nothing |
| } |
| } |
| |
| @Override |
| public void toggleRecentApps() { |
| // If connected to launcher service, let it handle the toggle logic |
| IOverviewProxy overviewProxy = mOverviewProxyService.getProxy(); |
| if (overviewProxy != null) { |
| final Runnable toggleRecents = () -> { |
| try { |
| if (mOverviewProxyService.getProxy() != null) { |
| mOverviewProxyService.getProxy().onOverviewToggle(); |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Cannot send toggle recents through proxy service.", e); |
| } |
| }; |
| // Preload only if device for current user is unlocked |
| if (mStatusBarLazy != null && mStatusBarLazy.get().isKeyguardShowing()) { |
| mStatusBarLazy.get().executeRunnableDismissingKeyguard(() -> { |
| // Flush trustmanager before checking device locked per user |
| mTrustManager.reportKeyguardShowingChanged(); |
| mHandler.post(toggleRecents); |
| }, null, true /* dismissShade */, false /* afterKeyguardGone */, |
| true /* deferred */); |
| } else { |
| toggleRecents.run(); |
| } |
| return; |
| } else { |
| // Do nothing |
| } |
| } |
| |
| @Override |
| public boolean splitPrimaryTask(int stackCreateMode, Rect initialBounds, |
| int metricsDockAction) { |
| Point realSize = new Point(); |
| if (initialBounds == null) { |
| mContext.getSystemService(DisplayManager.class).getDisplay(Display.DEFAULT_DISPLAY) |
| .getRealSize(realSize); |
| initialBounds = new Rect(0, 0, realSize.x, realSize.y); |
| } |
| |
| ActivityManager.RunningTaskInfo runningTask = |
| ActivityManagerWrapper.getInstance().getRunningTask(); |
| final int activityType = runningTask != null |
| ? runningTask.configuration.windowConfiguration.getActivityType() |
| : ACTIVITY_TYPE_UNDEFINED; |
| boolean screenPinningActive = ActivityManagerWrapper.getInstance().isScreenPinningActive(); |
| boolean isRunningTaskInHomeOrRecentsStack = |
| activityType == ACTIVITY_TYPE_HOME || activityType == ACTIVITY_TYPE_RECENTS; |
| if (runningTask != null && !isRunningTaskInHomeOrRecentsStack && !screenPinningActive) { |
| if (runningTask.supportsSplitScreenMultiWindow) { |
| if (ActivityManagerWrapper.getInstance().setTaskWindowingModeSplitScreenPrimary( |
| runningTask.id, stackCreateMode, initialBounds)) { |
| mDividerOptional.ifPresent(Divider::onDockedTopTask); |
| |
| // The overview service is handling split screen, so just skip the wait for the |
| // first draw and notify the divider to start animating now |
| mDividerOptional.ifPresent(Divider::onRecentsDrawn); |
| |
| return true; |
| } |
| } else { |
| Toast.makeText(mContext, R.string.dock_non_resizeble_failed_to_dock_text, |
| Toast.LENGTH_SHORT).show(); |
| } |
| } |
| return false; |
| } |
| } |