TreeHugger Robot
1364 lines
60 KiB
Java
1364 lines
60 KiB
Java
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.quickstep;
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import static com.android.launcher3.BaseActivity.INVISIBLE_BY_STATE_HANDLER;
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import static com.android.launcher3.BaseActivity.STATE_HANDLER_INVISIBILITY_FLAGS;
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import static com.android.launcher3.LauncherState.BACKGROUND_APP;
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import static com.android.launcher3.LauncherState.OVERVIEW;
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import static com.android.launcher3.anim.Interpolators.DEACCEL;
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import static com.android.launcher3.anim.Interpolators.LINEAR;
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import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
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import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
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import static com.android.launcher3.config.FeatureFlags.UNSTABLE_SPRINGS;
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import static com.android.launcher3.util.DefaultDisplay.getSingleFrameMs;
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import static com.android.launcher3.util.SystemUiController.UI_STATE_OVERVIEW;
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import static com.android.quickstep.GestureState.GestureEndTarget.HOME;
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import static com.android.quickstep.GestureState.GestureEndTarget.LAST_TASK;
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import static com.android.quickstep.GestureState.GestureEndTarget.NEW_TASK;
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import static com.android.quickstep.GestureState.GestureEndTarget.RECENTS;
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import static com.android.quickstep.GestureState.STATE_END_TARGET_ANIMATION_FINISHED;
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import static com.android.quickstep.GestureState.STATE_RECENTS_SCROLLING_FINISHED;
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import static com.android.quickstep.GestureState.STATE_TASK_APPEARED_DURING_SWITCH;
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import static com.android.quickstep.MultiStateCallback.DEBUG_STATES;
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import static com.android.quickstep.SysUINavigationMode.Mode.TWO_BUTTONS;
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import static com.android.quickstep.util.ShelfPeekAnim.ShelfAnimState.HIDE;
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import static com.android.quickstep.util.ShelfPeekAnim.ShelfAnimState.PEEK;
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import static com.android.quickstep.views.RecentsView.UPDATE_SYSUI_FLAGS_THRESHOLD;
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import android.animation.Animator;
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import android.animation.AnimatorSet;
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import android.animation.ObjectAnimator;
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import android.animation.TimeInterpolator;
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import android.animation.ValueAnimator;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.content.Intent;
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import android.graphics.PointF;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.os.Build;
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import android.os.SystemClock;
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import android.view.View;
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import android.view.View.OnApplyWindowInsetsListener;
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import android.view.ViewTreeObserver.OnDrawListener;
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import android.view.WindowInsets;
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import android.view.animation.Interpolator;
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import androidx.annotation.NonNull;
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import androidx.annotation.UiThread;
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import com.android.launcher3.AbstractFloatingView;
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import com.android.launcher3.BaseDraggingActivity;
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import com.android.launcher3.DeviceProfile;
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import com.android.launcher3.R;
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import com.android.launcher3.Utilities;
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import com.android.launcher3.anim.AnimationSuccessListener;
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import com.android.launcher3.anim.AnimatorPlaybackController;
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import com.android.launcher3.anim.Interpolators;
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import com.android.launcher3.logging.UserEventDispatcher;
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import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
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import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
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import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
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import com.android.launcher3.util.TraceHelper;
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import com.android.quickstep.BaseActivityInterface.AnimationFactory;
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import com.android.quickstep.BaseActivityInterface.HomeAnimationFactory;
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import com.android.quickstep.GestureState.GestureEndTarget;
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import com.android.quickstep.inputconsumers.OverviewInputConsumer;
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import com.android.quickstep.util.ActiveGestureLog;
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import com.android.quickstep.util.AppWindowAnimationHelper.TargetAlphaProvider;
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import com.android.quickstep.util.LayoutUtils;
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import com.android.quickstep.util.RectFSpringAnim;
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import com.android.quickstep.util.ShelfPeekAnim;
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import com.android.quickstep.util.ShelfPeekAnim.ShelfAnimState;
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import com.android.quickstep.util.TaskViewSimulator;
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import com.android.quickstep.views.LiveTileOverlay;
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import com.android.quickstep.views.RecentsView;
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import com.android.quickstep.views.TaskView;
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import com.android.systemui.shared.recents.model.ThumbnailData;
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import com.android.systemui.shared.system.InputConsumerController;
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import com.android.systemui.shared.system.LatencyTrackerCompat;
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import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
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/**
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* Handles the navigation gestures when Launcher is the default home activity.
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*/
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@TargetApi(Build.VERSION_CODES.O)
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public class LauncherSwipeHandler<T extends BaseDraggingActivity>
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extends BaseSwipeUpHandler<T, RecentsView> implements OnApplyWindowInsetsListener {
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private static final String TAG = LauncherSwipeHandler.class.getSimpleName();
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private static final String[] STATE_NAMES = DEBUG_STATES ? new String[16] : null;
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private static int getFlagForIndex(int index, String name) {
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if (DEBUG_STATES) {
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STATE_NAMES[index] = name;
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}
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return 1 << index;
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}
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// Launcher UI related states
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private static final int STATE_LAUNCHER_PRESENT = getFlagForIndex(0, "STATE_LAUNCHER_PRESENT");
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private static final int STATE_LAUNCHER_STARTED = getFlagForIndex(1, "STATE_LAUNCHER_STARTED");
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private static final int STATE_LAUNCHER_DRAWN = getFlagForIndex(2, "STATE_LAUNCHER_DRAWN");
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// Internal initialization states
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private static final int STATE_APP_CONTROLLER_RECEIVED =
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getFlagForIndex(3, "STATE_APP_CONTROLLER_RECEIVED");
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// Interaction finish states
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private static final int STATE_SCALED_CONTROLLER_HOME =
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getFlagForIndex(4, "STATE_SCALED_CONTROLLER_HOME");
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private static final int STATE_SCALED_CONTROLLER_RECENTS =
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getFlagForIndex(5, "STATE_SCALED_CONTROLLER_RECENTS");
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private static final int STATE_HANDLER_INVALIDATED =
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getFlagForIndex(6, "STATE_HANDLER_INVALIDATED");
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private static final int STATE_GESTURE_STARTED =
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getFlagForIndex(7, "STATE_GESTURE_STARTED");
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private static final int STATE_GESTURE_CANCELLED =
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getFlagForIndex(8, "STATE_GESTURE_CANCELLED");
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private static final int STATE_GESTURE_COMPLETED =
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getFlagForIndex(9, "STATE_GESTURE_COMPLETED");
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private static final int STATE_CAPTURE_SCREENSHOT =
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getFlagForIndex(10, "STATE_CAPTURE_SCREENSHOT");
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private static final int STATE_SCREENSHOT_CAPTURED =
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getFlagForIndex(11, "STATE_SCREENSHOT_CAPTURED");
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private static final int STATE_SCREENSHOT_VIEW_SHOWN =
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getFlagForIndex(12, "STATE_SCREENSHOT_VIEW_SHOWN");
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private static final int STATE_RESUME_LAST_TASK =
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getFlagForIndex(13, "STATE_RESUME_LAST_TASK");
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private static final int STATE_START_NEW_TASK =
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getFlagForIndex(14, "STATE_START_NEW_TASK");
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private static final int STATE_CURRENT_TASK_FINISHED =
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getFlagForIndex(15, "STATE_CURRENT_TASK_FINISHED");
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private static final int LAUNCHER_UI_STATES =
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STATE_LAUNCHER_PRESENT | STATE_LAUNCHER_DRAWN | STATE_LAUNCHER_STARTED;
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public static final long MAX_SWIPE_DURATION = 350;
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public static final long MIN_SWIPE_DURATION = 80;
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public static final long MIN_OVERSHOOT_DURATION = 120;
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public static final float MIN_PROGRESS_FOR_OVERVIEW = 0.7f;
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private static final float SWIPE_DURATION_MULTIPLIER =
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Math.min(1 / MIN_PROGRESS_FOR_OVERVIEW, 1 / (1 - MIN_PROGRESS_FOR_OVERVIEW));
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private static final String SCREENSHOT_CAPTURED_EVT = "ScreenshotCaptured";
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public static final long RECENTS_ATTACH_DURATION = 300;
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/**
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* Used as the page index for logging when we return to the last task at the end of the gesture.
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*/
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private static final int LOG_NO_OP_PAGE_INDEX = -1;
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private final TaskAnimationManager mTaskAnimationManager;
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// Either RectFSpringAnim (if animating home) or ObjectAnimator (from mCurrentShift) otherwise
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private RunningWindowAnim mRunningWindowAnim;
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private boolean mIsShelfPeeking;
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private boolean mContinuingLastGesture;
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private ThumbnailData mTaskSnapshot;
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// Used to control launcher components throughout the swipe gesture.
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private AnimatorPlaybackController mLauncherTransitionController;
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private boolean mHasLauncherTransitionControllerStarted;
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private final TaskViewSimulator mTaskViewSimulator;
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private AnimatorPlaybackController mWindowTransitionController;
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private AnimationFactory mAnimationFactory = (t) -> { };
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private boolean mWasLauncherAlreadyVisible;
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private boolean mPassedOverviewThreshold;
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private boolean mGestureStarted;
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private int mLogAction = Touch.SWIPE;
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private int mLogDirection = Direction.UP;
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private PointF mDownPos;
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private boolean mIsLikelyToStartNewTask;
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private final long mTouchTimeMs;
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private long mLauncherFrameDrawnTime;
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private final Runnable mOnDeferredActivityLaunch = this::onDeferredActivityLaunch;
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public LauncherSwipeHandler(Context context, RecentsAnimationDeviceState deviceState,
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TaskAnimationManager taskAnimationManager, GestureState gestureState,
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long touchTimeMs, boolean continuingLastGesture,
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InputConsumerController inputConsumer) {
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super(context, deviceState, gestureState, inputConsumer);
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mTaskAnimationManager = taskAnimationManager;
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mTouchTimeMs = touchTimeMs;
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mContinuingLastGesture = continuingLastGesture;
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mTaskViewSimulator = new TaskViewSimulator(
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context, LayoutUtils::calculateLauncherTaskSize, true);
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initAfterSubclassConstructor();
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initStateCallbacks();
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}
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private void initStateCallbacks() {
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mStateCallback = new MultiStateCallback(STATE_NAMES);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_GESTURE_STARTED,
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this::onLauncherPresentAndGestureStarted);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_DRAWN | STATE_GESTURE_STARTED,
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this::initializeLauncherAnimationController);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_LAUNCHER_DRAWN,
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this::launcherFrameDrawn);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_LAUNCHER_STARTED
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| STATE_GESTURE_CANCELLED,
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this::resetStateForAnimationCancel);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_STARTED | STATE_APP_CONTROLLER_RECEIVED,
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this::sendRemoteAnimationsToAnimationFactory);
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mStateCallback.runOnceAtState(STATE_RESUME_LAST_TASK | STATE_APP_CONTROLLER_RECEIVED,
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this::resumeLastTask);
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mStateCallback.runOnceAtState(STATE_START_NEW_TASK | STATE_SCREENSHOT_CAPTURED,
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this::startNewTask);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_APP_CONTROLLER_RECEIVED
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| STATE_LAUNCHER_DRAWN | STATE_CAPTURE_SCREENSHOT,
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this::switchToScreenshot);
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mStateCallback.runOnceAtState(STATE_SCREENSHOT_CAPTURED | STATE_GESTURE_COMPLETED
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| STATE_SCALED_CONTROLLER_RECENTS,
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this::finishCurrentTransitionToRecents);
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mStateCallback.runOnceAtState(STATE_SCREENSHOT_CAPTURED | STATE_GESTURE_COMPLETED
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| STATE_SCALED_CONTROLLER_HOME,
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this::finishCurrentTransitionToHome);
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mStateCallback.runOnceAtState(STATE_SCALED_CONTROLLER_HOME | STATE_CURRENT_TASK_FINISHED,
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this::reset);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_APP_CONTROLLER_RECEIVED
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| STATE_LAUNCHER_DRAWN | STATE_SCALED_CONTROLLER_RECENTS
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| STATE_CURRENT_TASK_FINISHED | STATE_GESTURE_COMPLETED
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| STATE_GESTURE_STARTED,
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this::setupLauncherUiAfterSwipeUpToRecentsAnimation);
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mGestureState.runOnceAtState(STATE_END_TARGET_ANIMATION_FINISHED,
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this::continueComputingRecentsScrollIfNecessary);
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mGestureState.runOnceAtState(STATE_END_TARGET_ANIMATION_FINISHED
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| STATE_RECENTS_SCROLLING_FINISHED,
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this::onSettledOnEndTarget);
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mGestureState.runOnceAtState(STATE_TASK_APPEARED_DURING_SWITCH, this::onTaskAppeared);
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mStateCallback.runOnceAtState(STATE_HANDLER_INVALIDATED, this::invalidateHandler);
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mStateCallback.runOnceAtState(STATE_LAUNCHER_PRESENT | STATE_HANDLER_INVALIDATED,
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this::invalidateHandlerWithLauncher);
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mStateCallback.runOnceAtState(STATE_HANDLER_INVALIDATED | STATE_RESUME_LAST_TASK,
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this::notifyTransitionCancelled);
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if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
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mStateCallback.addChangeListener(STATE_APP_CONTROLLER_RECEIVED | STATE_LAUNCHER_PRESENT
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| STATE_SCREENSHOT_VIEW_SHOWN | STATE_CAPTURE_SCREENSHOT,
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(b) -> mRecentsView.setRunningTaskHidden(!b));
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}
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}
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@Override
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protected boolean onActivityInit(Boolean alreadyOnHome) {
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super.onActivityInit(alreadyOnHome);
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final T activity = mActivityInterface.getCreatedActivity();
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if (mActivity == activity) {
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return true;
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}
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if (mActivity != null) {
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// The launcher may have been recreated as a result of device rotation.
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int oldState = mStateCallback.getState() & ~LAUNCHER_UI_STATES;
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initStateCallbacks();
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mStateCallback.setState(oldState);
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}
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mWasLauncherAlreadyVisible = alreadyOnHome;
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mActivity = activity;
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// Override the visibility of the activity until the gesture actually starts and we swipe
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// up, or until we transition home and the home animation is composed
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if (alreadyOnHome) {
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mActivity.clearForceInvisibleFlag(STATE_HANDLER_INVISIBILITY_FLAGS);
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} else {
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mActivity.addForceInvisibleFlag(STATE_HANDLER_INVISIBILITY_FLAGS);
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}
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mRecentsView = activity.getOverviewPanel();
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mRecentsView.setOnPageTransitionEndCallback(null);
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linkRecentsViewScroll();
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addLiveTileOverlay();
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mStateCallback.setState(STATE_LAUNCHER_PRESENT);
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if (alreadyOnHome) {
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onLauncherStart();
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} else {
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activity.runOnceOnStart(this::onLauncherStart);
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}
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setupRecentsViewUi();
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if (mDeviceState.getNavMode() == TWO_BUTTONS) {
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// If the device is in two button mode, swiping up will show overview with predictions
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// so we need to kick off switching to the overview predictions as soon as possible
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mActivityInterface.updateOverviewPredictionState();
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}
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return true;
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}
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@Override
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protected boolean moveWindowWithRecentsScroll() {
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return mGestureState.getEndTarget() != HOME;
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}
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private void onLauncherStart() {
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final T activity = mActivityInterface.getCreatedActivity();
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if (mActivity != activity) {
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return;
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}
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if (mStateCallback.hasStates(STATE_HANDLER_INVALIDATED)) {
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return;
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}
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// If we've already ended the gesture and are going home, don't prepare recents UI,
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// as that will set the state as BACKGROUND_APP, overriding the animation to NORMAL.
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if (mGestureState.getEndTarget() != HOME) {
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Runnable initAnimFactory = () -> {
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mAnimationFactory = mActivityInterface.prepareRecentsUI(
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mWasLauncherAlreadyVisible, true,
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this::onAnimatorPlaybackControllerCreated);
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maybeUpdateRecentsAttachedState(false /* animate */);
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};
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if (mWasLauncherAlreadyVisible) {
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// Launcher is visible, but might be about to stop. Thus, if we prepare recents
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// now, it might get overridden by moveToRestState() in onStop(). To avoid this,
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// wait until the next gesture (and possibly launcher) starts.
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mStateCallback.runOnceAtState(STATE_GESTURE_STARTED, initAnimFactory);
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} else {
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initAnimFactory.run();
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}
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}
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AbstractFloatingView.closeAllOpenViewsExcept(activity, mWasLauncherAlreadyVisible,
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AbstractFloatingView.TYPE_LISTENER);
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if (mWasLauncherAlreadyVisible) {
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mStateCallback.setState(STATE_LAUNCHER_DRAWN);
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} else {
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Object traceToken = TraceHelper.INSTANCE.beginSection("WTS-init");
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View dragLayer = activity.getDragLayer();
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dragLayer.getViewTreeObserver().addOnDrawListener(new OnDrawListener() {
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boolean mHandled = false;
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@Override
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public void onDraw() {
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if (mHandled) {
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return;
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}
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mHandled = true;
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TraceHelper.INSTANCE.endSection(traceToken);
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dragLayer.post(() ->
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dragLayer.getViewTreeObserver().removeOnDrawListener(this));
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if (activity != mActivity) {
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return;
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}
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mStateCallback.setState(STATE_LAUNCHER_DRAWN);
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}
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});
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}
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activity.getRootView().setOnApplyWindowInsetsListener(this);
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mStateCallback.setState(STATE_LAUNCHER_STARTED);
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}
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private void onLauncherPresentAndGestureStarted() {
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// Re-setup the recents UI when gesture starts, as the state could have been changed during
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// that time by a previous window transition.
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setupRecentsViewUi();
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// For the duration of the gesture, in cases where an activity is launched while the
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// activity is not yet resumed, finish the animation to ensure we get resumed
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mGestureState.getActivityInterface().setOnDeferredActivityLaunchCallback(
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mOnDeferredActivityLaunch);
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notifyGestureStartedAsync();
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}
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private void onDeferredActivityLaunch() {
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if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
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mActivityInterface.switchRunningTaskViewToScreenshot(
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null, () -> {
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mTaskAnimationManager.finishRunningRecentsAnimation(true /* toHome */);
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});
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} else {
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mTaskAnimationManager.finishRunningRecentsAnimation(true /* toHome */);
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}
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}
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private void setupRecentsViewUi() {
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if (mContinuingLastGesture) {
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updateSysUiFlags(mCurrentShift.value);
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return;
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}
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mRecentsView.onGestureAnimationStart(mGestureState.getRunningTaskId());
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}
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private void launcherFrameDrawn() {
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mLauncherFrameDrawnTime = SystemClock.uptimeMillis();
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}
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private void sendRemoteAnimationsToAnimationFactory() {
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mAnimationFactory.onRemoteAnimationReceived(mRecentsAnimationTargets);
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}
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|
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private void initializeLauncherAnimationController() {
|
|
buildAnimationController();
|
|
|
|
Object traceToken = TraceHelper.INSTANCE.beginSection("logToggleRecents",
|
|
TraceHelper.FLAG_IGNORE_BINDERS);
|
|
// Only used in debug builds
|
|
if (LatencyTrackerCompat.isEnabled(mContext)) {
|
|
LatencyTrackerCompat.logToggleRecents(
|
|
(int) (mLauncherFrameDrawnTime - mTouchTimeMs));
|
|
}
|
|
TraceHelper.INSTANCE.endSection(traceToken);
|
|
|
|
// This method is only called when STATE_GESTURE_STARTED is set, so we can enable the
|
|
// high-res thumbnail loader here once we are sure that we will end up in an overview state
|
|
RecentsModel.INSTANCE.get(mContext).getThumbnailCache()
|
|
.getHighResLoadingState().setVisible(true);
|
|
}
|
|
|
|
@Override
|
|
public void onMotionPauseChanged(boolean isPaused) {
|
|
setShelfState(isPaused ? PEEK : HIDE, ShelfPeekAnim.INTERPOLATOR, ShelfPeekAnim.DURATION);
|
|
|
|
if (mDeviceState.isFullyGesturalNavMode() && isPaused) {
|
|
// In fully gestural nav mode, switch to overview predictions once the user has paused
|
|
// (this is a no-op if the predictions are already in that state)
|
|
mActivityInterface.updateOverviewPredictionState();
|
|
}
|
|
}
|
|
|
|
public void maybeUpdateRecentsAttachedState() {
|
|
maybeUpdateRecentsAttachedState(true /* animate */);
|
|
}
|
|
|
|
/**
|
|
* Determines whether to show or hide RecentsView. The window is always
|
|
* synchronized with its corresponding TaskView in RecentsView, so if
|
|
* RecentsView is shown, it will appear to be attached to the window.
|
|
*
|
|
* Note this method has no effect unless the navigation mode is NO_BUTTON.
|
|
*/
|
|
private void maybeUpdateRecentsAttachedState(boolean animate) {
|
|
if (!mDeviceState.isFullyGesturalNavMode() || mRecentsView == null) {
|
|
return;
|
|
}
|
|
RemoteAnimationTargetCompat runningTaskTarget = mRecentsAnimationTargets != null
|
|
? mRecentsAnimationTargets.findTask(mGestureState.getRunningTaskId())
|
|
: null;
|
|
final boolean recentsAttachedToAppWindow;
|
|
if (mGestureState.getEndTarget() != null) {
|
|
recentsAttachedToAppWindow = mGestureState.getEndTarget().recentsAttachedToAppWindow;
|
|
} else if (mContinuingLastGesture
|
|
&& mRecentsView.getRunningTaskIndex() != mRecentsView.getNextPage()) {
|
|
recentsAttachedToAppWindow = true;
|
|
} else if (runningTaskTarget != null && isNotInRecents(runningTaskTarget)) {
|
|
// The window is going away so make sure recents is always visible in this case.
|
|
recentsAttachedToAppWindow = true;
|
|
} else {
|
|
recentsAttachedToAppWindow = mIsShelfPeeking || mIsLikelyToStartNewTask;
|
|
}
|
|
mAnimationFactory.setRecentsAttachedToAppWindow(recentsAttachedToAppWindow, animate);
|
|
}
|
|
|
|
@Override
|
|
public void setIsLikelyToStartNewTask(boolean isLikelyToStartNewTask) {
|
|
if (mIsLikelyToStartNewTask != isLikelyToStartNewTask) {
|
|
mIsLikelyToStartNewTask = isLikelyToStartNewTask;
|
|
maybeUpdateRecentsAttachedState();
|
|
}
|
|
}
|
|
|
|
@UiThread
|
|
public void setShelfState(ShelfAnimState shelfState, Interpolator interpolator, long duration) {
|
|
mAnimationFactory.setShelfState(shelfState, interpolator, duration);
|
|
boolean wasShelfPeeking = mIsShelfPeeking;
|
|
mIsShelfPeeking = shelfState == PEEK;
|
|
if (mIsShelfPeeking != wasShelfPeeking) {
|
|
maybeUpdateRecentsAttachedState();
|
|
}
|
|
if (shelfState.shouldPreformHaptic) {
|
|
performHapticFeedback();
|
|
}
|
|
}
|
|
|
|
private void buildAnimationController() {
|
|
if (!canCreateNewOrUpdateExistingLauncherTransitionController()) {
|
|
return;
|
|
}
|
|
initTransitionEndpoints(mActivity.getDeviceProfile());
|
|
mAnimationFactory.createActivityInterface(mTransitionDragLength);
|
|
}
|
|
|
|
@Override
|
|
protected void updateSource(Rect stackBounds, RemoteAnimationTargetCompat runningTarget) {
|
|
super.updateSource(stackBounds, runningTarget);
|
|
mTaskViewSimulator.setPreview(runningTarget, mRecentsAnimationTargets);
|
|
}
|
|
|
|
@Override
|
|
protected void initTransitionEndpoints(DeviceProfile dp) {
|
|
super.initTransitionEndpoints(dp);
|
|
mTaskViewSimulator.setDp(dp, false /* isOpening */);
|
|
mTaskViewSimulator.setLayoutRotation(
|
|
mDeviceState.getCurrentActiveRotation(),
|
|
mDeviceState.getDisplayRotation());
|
|
|
|
AnimatorSet anim = new AnimatorSet();
|
|
anim.setDuration(mTransitionDragLength * 2);
|
|
anim.setInterpolator(t -> t * mDragLengthFactor);
|
|
anim.play(ObjectAnimator.ofFloat(mTaskViewSimulator.recentsViewScale,
|
|
AnimatedFloat.VALUE,
|
|
mTaskViewSimulator.getFullScreenScale(), 1));
|
|
anim.play(ObjectAnimator.ofFloat(mTaskViewSimulator.fullScreenProgress,
|
|
AnimatedFloat.VALUE,
|
|
BACKGROUND_APP.getOverviewFullscreenProgress(),
|
|
OVERVIEW.getOverviewFullscreenProgress()));
|
|
mWindowTransitionController =
|
|
AnimatorPlaybackController.wrap(anim, mTransitionDragLength * 2);
|
|
}
|
|
|
|
/**
|
|
* We don't want to change mLauncherTransitionController if mGestureState.getEndTarget() == HOME
|
|
* (it has its own animation) or if we're already animating the current controller.
|
|
* @return Whether we can create the launcher controller or update its progress.
|
|
*/
|
|
private boolean canCreateNewOrUpdateExistingLauncherTransitionController() {
|
|
return mGestureState.getEndTarget() != HOME && !mHasLauncherTransitionControllerStarted;
|
|
}
|
|
|
|
@Override
|
|
public WindowInsets onApplyWindowInsets(View view, WindowInsets windowInsets) {
|
|
WindowInsets result = view.onApplyWindowInsets(windowInsets);
|
|
buildAnimationController();
|
|
return result;
|
|
}
|
|
|
|
private void onAnimatorPlaybackControllerCreated(AnimatorPlaybackController anim) {
|
|
mLauncherTransitionController = anim;
|
|
mLauncherTransitionController.dispatchSetInterpolator(t -> t * mDragLengthFactor);
|
|
mLauncherTransitionController.dispatchOnStart();
|
|
updateLauncherTransitionProgress();
|
|
}
|
|
|
|
@Override
|
|
public Intent getLaunchIntent() {
|
|
return mGestureState.getOverviewIntent();
|
|
}
|
|
|
|
@Override
|
|
public void updateFinalShift() {
|
|
if (mRecentsAnimationTargets != null) {
|
|
// Base class expects applyTransformUnchecked to be called here.
|
|
// TODO: Remove this dependency for swipe-up animation.
|
|
// applyTransformUnchecked();
|
|
updateSysUiFlags(mCurrentShift.value);
|
|
}
|
|
|
|
if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
if (mRecentsAnimationTargets != null) {
|
|
LiveTileOverlay.INSTANCE.update(
|
|
mAppWindowAnimationHelper.getCurrentRectWithInsets(),
|
|
mAppWindowAnimationHelper.getCurrentCornerRadius());
|
|
}
|
|
}
|
|
|
|
final boolean passed = mCurrentShift.value >= MIN_PROGRESS_FOR_OVERVIEW;
|
|
if (passed != mPassedOverviewThreshold) {
|
|
mPassedOverviewThreshold = passed;
|
|
if (!mDeviceState.isFullyGesturalNavMode()) {
|
|
performHapticFeedback();
|
|
}
|
|
}
|
|
|
|
if (mWindowTransitionController != null) {
|
|
float progress = mCurrentShift.value / mDragLengthFactor;
|
|
mWindowTransitionController.setPlayFraction(progress);
|
|
mTransformParams
|
|
.setTargetSet(mRecentsAnimationTargets)
|
|
.setLauncherOnTop(true);
|
|
|
|
mTaskViewSimulator.setScroll(mRecentsView == null ? 0 : mRecentsView.getScrollOffset());
|
|
mTaskViewSimulator.apply(mTransformParams);
|
|
}
|
|
updateLauncherTransitionProgress();
|
|
}
|
|
|
|
private void updateLauncherTransitionProgress() {
|
|
if (mLauncherTransitionController == null
|
|
|| !canCreateNewOrUpdateExistingLauncherTransitionController()) {
|
|
return;
|
|
}
|
|
// Normalize the progress to 0 to 1, as the animation controller will clamp it to that
|
|
// anyway. The controller mimics the drag length factor by applying it to its interpolators.
|
|
float progress = mCurrentShift.value / mDragLengthFactor;
|
|
mLauncherTransitionController.setPlayFraction(progress);
|
|
}
|
|
|
|
/**
|
|
* @param windowProgress 0 == app, 1 == overview
|
|
*/
|
|
private void updateSysUiFlags(float windowProgress) {
|
|
if (mRecentsView != null) {
|
|
TaskView centermostTask = mRecentsView.getTaskViewNearestToCenterOfScreen();
|
|
int centermostTaskFlags = centermostTask == null ? 0
|
|
: centermostTask.getThumbnail().getSysUiStatusNavFlags();
|
|
boolean useHomeScreenFlags = windowProgress > 1 - UPDATE_SYSUI_FLAGS_THRESHOLD;
|
|
// We will handle the sysui flags based on the centermost task view.
|
|
if (mRecentsAnimationController != null) {
|
|
mRecentsAnimationController.setWindowThresholdCrossed(centermostTaskFlags != 0
|
|
&& useHomeScreenFlags);
|
|
}
|
|
int sysuiFlags = useHomeScreenFlags ? 0 : centermostTaskFlags;
|
|
mActivity.getSystemUiController().updateUiState(UI_STATE_OVERVIEW, sysuiFlags);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onRecentsAnimationStart(RecentsAnimationController controller,
|
|
RecentsAnimationTargets targets) {
|
|
ActiveGestureLog.INSTANCE.addLog("startRecentsAnimationCallback", targets.apps.length);
|
|
super.onRecentsAnimationStart(controller, targets);
|
|
|
|
// Only add the callback to enable the input consumer after we actually have the controller
|
|
mStateCallback.runOnceAtState(STATE_APP_CONTROLLER_RECEIVED | STATE_GESTURE_STARTED,
|
|
mRecentsAnimationController::enableInputConsumer);
|
|
mStateCallback.setStateOnUiThread(STATE_APP_CONTROLLER_RECEIVED);
|
|
|
|
mPassedOverviewThreshold = false;
|
|
}
|
|
|
|
@Override
|
|
public void onRecentsAnimationCanceled(ThumbnailData thumbnailData) {
|
|
ActiveGestureLog.INSTANCE.addLog("cancelRecentsAnimation");
|
|
mActivityInitListener.unregister();
|
|
mStateCallback.setStateOnUiThread(STATE_GESTURE_CANCELLED | STATE_HANDLER_INVALIDATED);
|
|
|
|
// Defer clearing the controller and the targets until after we've updated the state
|
|
super.onRecentsAnimationCanceled(thumbnailData);
|
|
}
|
|
|
|
@Override
|
|
public void onGestureStarted() {
|
|
notifyGestureStartedAsync();
|
|
mStateCallback.setStateOnUiThread(STATE_GESTURE_STARTED);
|
|
mGestureStarted = true;
|
|
}
|
|
|
|
/**
|
|
* Notifies the launcher that the swipe gesture has started. This can be called multiple times.
|
|
*/
|
|
@UiThread
|
|
private void notifyGestureStartedAsync() {
|
|
final T curActivity = mActivity;
|
|
if (curActivity != null) {
|
|
// Once the gesture starts, we can no longer transition home through the button, so
|
|
// reset the force override of the activity visibility
|
|
mActivity.clearForceInvisibleFlag(STATE_HANDLER_INVISIBILITY_FLAGS);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called as a result on ACTION_CANCEL to return the UI to the start state.
|
|
*/
|
|
@Override
|
|
public void onGestureCancelled() {
|
|
updateDisplacement(0);
|
|
mStateCallback.setStateOnUiThread(STATE_GESTURE_COMPLETED);
|
|
mLogAction = Touch.SWIPE_NOOP;
|
|
handleNormalGestureEnd(0, false, new PointF(), true /* isCancel */);
|
|
}
|
|
|
|
/**
|
|
* @param endVelocity The velocity in the direction of the nav bar to the middle of the screen.
|
|
* @param velocity The x and y components of the velocity when the gesture ends.
|
|
* @param downPos The x and y value of where the gesture started.
|
|
*/
|
|
@Override
|
|
public void onGestureEnded(float endVelocity, PointF velocity, PointF downPos) {
|
|
float flingThreshold = mContext.getResources()
|
|
.getDimension(R.dimen.quickstep_fling_threshold_velocity);
|
|
boolean isFling = mGestureStarted && Math.abs(endVelocity) > flingThreshold;
|
|
mStateCallback.setStateOnUiThread(STATE_GESTURE_COMPLETED);
|
|
|
|
mLogAction = isFling ? Touch.FLING : Touch.SWIPE;
|
|
boolean isVelocityVertical = Math.abs(velocity.y) > Math.abs(velocity.x);
|
|
if (isVelocityVertical) {
|
|
mLogDirection = velocity.y < 0 ? Direction.UP : Direction.DOWN;
|
|
} else {
|
|
mLogDirection = velocity.x < 0 ? Direction.LEFT : Direction.RIGHT;
|
|
}
|
|
mDownPos = downPos;
|
|
handleNormalGestureEnd(endVelocity, isFling, velocity, false /* isCancel */);
|
|
}
|
|
|
|
@Override
|
|
protected InputConsumer createNewInputProxyHandler() {
|
|
endRunningWindowAnim(mGestureState.getEndTarget() == HOME /* cancel */);
|
|
endLauncherTransitionController();
|
|
if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
// Hide the task view, if not already hidden
|
|
setTargetAlphaProvider(LauncherSwipeHandler::getHiddenTargetAlpha);
|
|
}
|
|
|
|
BaseDraggingActivity activity = mActivityInterface.getCreatedActivity();
|
|
return activity == null ? InputConsumer.NO_OP
|
|
: new OverviewInputConsumer(mGestureState, activity, null, true);
|
|
}
|
|
|
|
private void endRunningWindowAnim(boolean cancel) {
|
|
if (mRunningWindowAnim != null) {
|
|
if (cancel) {
|
|
mRunningWindowAnim.cancel();
|
|
} else {
|
|
mRunningWindowAnim.end();
|
|
}
|
|
}
|
|
}
|
|
|
|
private void onSettledOnEndTarget() {
|
|
switch (mGestureState.getEndTarget()) {
|
|
case HOME:
|
|
mStateCallback.setState(STATE_SCALED_CONTROLLER_HOME | STATE_CAPTURE_SCREENSHOT);
|
|
// Notify swipe-to-home (recents animation) is finished
|
|
SystemUiProxy.INSTANCE.get(mContext).notifySwipeToHomeFinished();
|
|
break;
|
|
case RECENTS:
|
|
mStateCallback.setState(STATE_SCALED_CONTROLLER_RECENTS | STATE_CAPTURE_SCREENSHOT
|
|
| STATE_SCREENSHOT_VIEW_SHOWN);
|
|
break;
|
|
case NEW_TASK:
|
|
mStateCallback.setState(STATE_START_NEW_TASK | STATE_CAPTURE_SCREENSHOT);
|
|
break;
|
|
case LAST_TASK:
|
|
mStateCallback.setState(STATE_RESUME_LAST_TASK);
|
|
break;
|
|
}
|
|
}
|
|
|
|
private void onTaskAppeared() {
|
|
RemoteAnimationTargetCompat app = mGestureState.getAnimationTarget();
|
|
if (mRecentsAnimationController != null && app != null) {
|
|
|
|
// TODO(b/152480470): Update Task target animation after onTaskAppeared holistically.
|
|
/* android.util.Log.d("LauncherSwipeHandler", "onTaskAppeared");
|
|
|
|
final boolean result = mRecentsAnimationController.removeTaskTarget(app);
|
|
mGestureState.setAnimationTarget(null);
|
|
android.util.Log.d("LauncherSwipeHandler", "removeTask, result=" + result); */
|
|
|
|
mRecentsAnimationController.finish(false /* toRecents */,
|
|
null /* onFinishComplete */);
|
|
}
|
|
}
|
|
|
|
private GestureEndTarget calculateEndTarget(PointF velocity, float endVelocity, boolean isFling,
|
|
boolean isCancel) {
|
|
final GestureEndTarget endTarget;
|
|
final boolean goingToNewTask;
|
|
if (mRecentsView != null) {
|
|
if (!hasTargets()) {
|
|
// If there are no running tasks, then we can assume that this is a continuation of
|
|
// the last gesture, but after the recents animation has finished
|
|
goingToNewTask = true;
|
|
} else {
|
|
final int runningTaskIndex = mRecentsView.getRunningTaskIndex();
|
|
final int taskToLaunch = mRecentsView.getNextPage();
|
|
goingToNewTask = runningTaskIndex >= 0 && taskToLaunch != runningTaskIndex;
|
|
}
|
|
} else {
|
|
goingToNewTask = false;
|
|
}
|
|
final boolean reachedOverviewThreshold = mCurrentShift.value >= MIN_PROGRESS_FOR_OVERVIEW;
|
|
if (!isFling) {
|
|
if (isCancel) {
|
|
endTarget = LAST_TASK;
|
|
} else if (mDeviceState.isFullyGesturalNavMode()) {
|
|
if (mIsShelfPeeking) {
|
|
endTarget = RECENTS;
|
|
} else if (goingToNewTask) {
|
|
endTarget = NEW_TASK;
|
|
} else {
|
|
endTarget = !reachedOverviewThreshold ? LAST_TASK : HOME;
|
|
}
|
|
} else {
|
|
endTarget = reachedOverviewThreshold && mGestureStarted
|
|
? RECENTS
|
|
: goingToNewTask
|
|
? NEW_TASK
|
|
: LAST_TASK;
|
|
}
|
|
} else {
|
|
// If swiping at a diagonal, base end target on the faster velocity.
|
|
boolean isSwipeUp = endVelocity < 0;
|
|
boolean willGoToNewTaskOnSwipeUp =
|
|
goingToNewTask && Math.abs(velocity.x) > Math.abs(endVelocity);
|
|
|
|
if (mDeviceState.isFullyGesturalNavMode() && isSwipeUp && !willGoToNewTaskOnSwipeUp) {
|
|
endTarget = HOME;
|
|
} else if (mDeviceState.isFullyGesturalNavMode() && isSwipeUp && !mIsShelfPeeking) {
|
|
// If swiping at a diagonal, base end target on the faster velocity.
|
|
endTarget = NEW_TASK;
|
|
} else if (isSwipeUp) {
|
|
endTarget = !reachedOverviewThreshold && willGoToNewTaskOnSwipeUp
|
|
? NEW_TASK : RECENTS;
|
|
} else {
|
|
endTarget = goingToNewTask ? NEW_TASK : LAST_TASK;
|
|
}
|
|
}
|
|
|
|
if (endTarget == RECENTS || endTarget == HOME) {
|
|
// Since we're now done quickStepping, we want to only listen for touch events
|
|
// for the main orientation's nav bar, instead of multiple
|
|
mDeviceState.enableMultipleRegions(false);
|
|
}
|
|
|
|
if (mDeviceState.isOverviewDisabled() && (endTarget == RECENTS || endTarget == LAST_TASK)) {
|
|
return LAST_TASK;
|
|
}
|
|
return endTarget;
|
|
}
|
|
|
|
@UiThread
|
|
private void handleNormalGestureEnd(float endVelocity, boolean isFling, PointF velocity,
|
|
boolean isCancel) {
|
|
PointF velocityPxPerMs = new PointF(velocity.x / 1000, velocity.y / 1000);
|
|
long duration = MAX_SWIPE_DURATION;
|
|
float currentShift = mCurrentShift.value;
|
|
final GestureEndTarget endTarget = calculateEndTarget(velocity, endVelocity,
|
|
isFling, isCancel);
|
|
float endShift = endTarget.isLauncher ? 1 : 0;
|
|
final float startShift;
|
|
Interpolator interpolator = DEACCEL;
|
|
if (!isFling) {
|
|
long expectedDuration = Math.abs(Math.round((endShift - currentShift)
|
|
* MAX_SWIPE_DURATION * SWIPE_DURATION_MULTIPLIER));
|
|
duration = Math.min(MAX_SWIPE_DURATION, expectedDuration);
|
|
startShift = currentShift;
|
|
interpolator = endTarget == RECENTS ? OVERSHOOT_1_2 : DEACCEL;
|
|
} else {
|
|
startShift = Utilities.boundToRange(currentShift - velocityPxPerMs.y
|
|
* getSingleFrameMs(mContext) / mTransitionDragLength, 0, mDragLengthFactor);
|
|
float minFlingVelocity = mContext.getResources()
|
|
.getDimension(R.dimen.quickstep_fling_min_velocity);
|
|
if (Math.abs(endVelocity) > minFlingVelocity && mTransitionDragLength > 0) {
|
|
if (endTarget == RECENTS && !mDeviceState.isFullyGesturalNavMode()) {
|
|
Interpolators.OvershootParams overshoot = new Interpolators.OvershootParams(
|
|
startShift, endShift, endShift, endVelocity / 1000,
|
|
mTransitionDragLength, mContext);
|
|
endShift = overshoot.end;
|
|
interpolator = overshoot.interpolator;
|
|
duration = Utilities.boundToRange(overshoot.duration, MIN_OVERSHOOT_DURATION,
|
|
MAX_SWIPE_DURATION);
|
|
} else {
|
|
float distanceToTravel = (endShift - currentShift) * mTransitionDragLength;
|
|
|
|
// we want the page's snap velocity to approximately match the velocity at
|
|
// which the user flings, so we scale the duration by a value near to the
|
|
// derivative of the scroll interpolator at zero, ie. 2.
|
|
long baseDuration = Math.round(Math.abs(distanceToTravel / velocityPxPerMs.y));
|
|
duration = Math.min(MAX_SWIPE_DURATION, 2 * baseDuration);
|
|
|
|
if (endTarget == RECENTS) {
|
|
interpolator = OVERSHOOT_1_2;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (endTarget.isLauncher && mRecentsAnimationController != null) {
|
|
mRecentsAnimationController.enableInputProxy(mInputConsumer,
|
|
this::createNewInputProxyHandler);
|
|
}
|
|
|
|
if (endTarget == HOME) {
|
|
setShelfState(ShelfAnimState.CANCEL, LINEAR, 0);
|
|
duration = Math.max(MIN_OVERSHOOT_DURATION, duration);
|
|
} else if (endTarget == RECENTS) {
|
|
LiveTileOverlay.INSTANCE.startIconAnimation();
|
|
if (mRecentsView != null) {
|
|
int nearestPage = mRecentsView.getPageNearestToCenterOfScreen();
|
|
if (mRecentsView.getNextPage() != nearestPage) {
|
|
// We shouldn't really scroll to the next page when swiping up to recents.
|
|
// Only allow settling on the next page if it's nearest to the center.
|
|
mRecentsView.snapToPage(nearestPage, Math.toIntExact(duration));
|
|
}
|
|
if (mRecentsView.getScroller().getDuration() > MAX_SWIPE_DURATION) {
|
|
mRecentsView.snapToPage(mRecentsView.getNextPage(), (int) MAX_SWIPE_DURATION);
|
|
}
|
|
duration = Math.max(duration, mRecentsView.getScroller().getDuration());
|
|
}
|
|
if (mDeviceState.isFullyGesturalNavMode()) {
|
|
setShelfState(ShelfAnimState.OVERVIEW, interpolator, duration);
|
|
}
|
|
}
|
|
|
|
// Let RecentsView handle the scrolling to the task, which we launch in startNewTask()
|
|
// or resumeLastTask().
|
|
if (mRecentsView != null) {
|
|
mRecentsView.setOnPageTransitionEndCallback(
|
|
() -> mGestureState.setState(STATE_RECENTS_SCROLLING_FINISHED));
|
|
} else {
|
|
mGestureState.setState(STATE_RECENTS_SCROLLING_FINISHED);
|
|
}
|
|
|
|
animateToProgress(startShift, endShift, duration, interpolator, endTarget, velocityPxPerMs);
|
|
}
|
|
|
|
private void doLogGesture(GestureEndTarget endTarget) {
|
|
DeviceProfile dp = mDp;
|
|
if (dp == null || mDownPos == null) {
|
|
// We probably never received an animation controller, skip logging.
|
|
return;
|
|
}
|
|
|
|
int pageIndex = endTarget == LAST_TASK
|
|
? LOG_NO_OP_PAGE_INDEX
|
|
: mRecentsView.getNextPage();
|
|
UserEventDispatcher.newInstance(mContext).logStateChangeAction(
|
|
mLogAction, mLogDirection,
|
|
(int) mDownPos.x, (int) mDownPos.y,
|
|
ContainerType.NAVBAR, ContainerType.APP,
|
|
endTarget.containerType,
|
|
pageIndex);
|
|
}
|
|
|
|
/** Animates to the given progress, where 0 is the current app and 1 is overview. */
|
|
@UiThread
|
|
private void animateToProgress(float start, float end, long duration, Interpolator interpolator,
|
|
GestureEndTarget target, PointF velocityPxPerMs) {
|
|
runOnRecentsAnimationStart(() -> animateToProgressInternal(start, end, duration,
|
|
interpolator, target, velocityPxPerMs));
|
|
}
|
|
|
|
@UiThread
|
|
private void animateToProgressInternal(float start, float end, long duration,
|
|
Interpolator interpolator, GestureEndTarget target, PointF velocityPxPerMs) {
|
|
// Set the state, but don't notify until the animation completes
|
|
mGestureState.setEndTarget(target, false /* isAtomic */);
|
|
|
|
maybeUpdateRecentsAttachedState();
|
|
|
|
if (mGestureState.getEndTarget() == HOME) {
|
|
HomeAnimationFactory homeAnimFactory;
|
|
if (mActivity != null) {
|
|
homeAnimFactory = mActivityInterface.prepareHomeUI();
|
|
} else {
|
|
homeAnimFactory = new HomeAnimationFactory() {
|
|
@NonNull
|
|
@Override
|
|
public RectF getWindowTargetRect() {
|
|
RectF fallbackTarget = new RectF(mAppWindowAnimationHelper.getTargetRect());
|
|
Utilities.scaleRectFAboutCenter(fallbackTarget, 0.25f);
|
|
return fallbackTarget;
|
|
}
|
|
|
|
@NonNull
|
|
@Override
|
|
public AnimatorPlaybackController createActivityAnimationToHome() {
|
|
return AnimatorPlaybackController.wrap(new AnimatorSet(), duration);
|
|
}
|
|
};
|
|
mStateCallback.addChangeListener(STATE_LAUNCHER_PRESENT | STATE_HANDLER_INVALIDATED,
|
|
isPresent -> mRecentsView.startHome());
|
|
}
|
|
RectFSpringAnim windowAnim = createWindowAnimationToHome(start, homeAnimFactory);
|
|
windowAnim.addAnimatorListener(new AnimationSuccessListener() {
|
|
@Override
|
|
public void onAnimationSuccess(Animator animator) {
|
|
if (mRecentsAnimationController == null) {
|
|
// If the recents animation is interrupted, we still end the running
|
|
// animation (not canceled) so this is still called. In that case, we can
|
|
// skip doing any future work here for the current gesture.
|
|
return;
|
|
}
|
|
// Finalize the state and notify of the change
|
|
mGestureState.setState(STATE_END_TARGET_ANIMATION_FINISHED);
|
|
}
|
|
});
|
|
getOrientationHandler().adjustFloatingIconStartVelocity(velocityPxPerMs);
|
|
windowAnim.start(mContext, velocityPxPerMs);
|
|
homeAnimFactory.playAtomicAnimation(velocityPxPerMs.y);
|
|
mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
|
|
mLauncherTransitionController = null;
|
|
} else {
|
|
ValueAnimator windowAnim = mCurrentShift.animateToValue(start, end);
|
|
windowAnim.setDuration(duration).setInterpolator(interpolator);
|
|
windowAnim.addUpdateListener(valueAnimator -> {
|
|
computeRecentsScrollIfInvisible();
|
|
});
|
|
windowAnim.addListener(new AnimationSuccessListener() {
|
|
@Override
|
|
public void onAnimationSuccess(Animator animator) {
|
|
if (mRecentsAnimationController == null) {
|
|
// If the recents animation is interrupted, we still end the running
|
|
// animation (not canceled) so this is still called. In that case, we can
|
|
// skip doing any future work here for the current gesture.
|
|
return;
|
|
}
|
|
if (target == NEW_TASK && mRecentsView != null
|
|
&& mRecentsView.getNextPage() == mRecentsView.getRunningTaskIndex()) {
|
|
// We are about to launch the current running task, so use LAST_TASK state
|
|
// instead of NEW_TASK. This could happen, for example, if our scroll is
|
|
// aborted after we determined the target to be NEW_TASK.
|
|
mGestureState.setEndTarget(LAST_TASK);
|
|
}
|
|
mGestureState.setState(STATE_END_TARGET_ANIMATION_FINISHED);
|
|
}
|
|
});
|
|
windowAnim.start();
|
|
mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
|
|
}
|
|
// Always play the entire launcher animation when going home, since it is separate from
|
|
// the animation that has been controlled thus far.
|
|
if (mGestureState.getEndTarget() == HOME) {
|
|
start = 0;
|
|
}
|
|
|
|
// We want to use the same interpolator as the window, but need to adjust it to
|
|
// interpolate over the remaining progress (end - start).
|
|
TimeInterpolator adjustedInterpolator = Interpolators.mapToProgress(
|
|
interpolator, start, end);
|
|
if (mLauncherTransitionController == null) {
|
|
return;
|
|
}
|
|
if (start == end || duration <= 0) {
|
|
mLauncherTransitionController.dispatchSetInterpolator(t -> end);
|
|
} else {
|
|
mLauncherTransitionController.dispatchSetInterpolator(adjustedInterpolator);
|
|
}
|
|
mLauncherTransitionController.getAnimationPlayer().setDuration(Math.max(0, duration));
|
|
|
|
if (UNSTABLE_SPRINGS.get()) {
|
|
mLauncherTransitionController.dispatchOnStart();
|
|
}
|
|
mLauncherTransitionController.getAnimationPlayer().start();
|
|
mHasLauncherTransitionControllerStarted = true;
|
|
}
|
|
|
|
private void computeRecentsScrollIfInvisible() {
|
|
if (mRecentsView != null && mRecentsView.getVisibility() != View.VISIBLE) {
|
|
// Views typically don't compute scroll when invisible as an optimization,
|
|
// but in our case we need to since the window offset depends on the scroll.
|
|
mRecentsView.computeScroll();
|
|
}
|
|
}
|
|
|
|
private void continueComputingRecentsScrollIfNecessary() {
|
|
if (!mGestureState.hasState(STATE_RECENTS_SCROLLING_FINISHED)
|
|
&& !mStateCallback.hasStates(STATE_HANDLER_INVALIDATED)) {
|
|
computeRecentsScrollIfInvisible();
|
|
mRecentsView.post(this::continueComputingRecentsScrollIfNecessary);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates an animation that transforms the current app window into the home app.
|
|
* @param startProgress The progress of {@link #mCurrentShift} to start the window from.
|
|
* @param homeAnimationFactory The home animation factory.
|
|
*/
|
|
@Override
|
|
protected RectFSpringAnim createWindowAnimationToHome(float startProgress,
|
|
HomeAnimationFactory homeAnimationFactory) {
|
|
RectFSpringAnim anim =
|
|
super.createWindowAnimationToHome(startProgress, homeAnimationFactory);
|
|
anim.addOnUpdateListener((r, p) -> {
|
|
updateSysUiFlags(Math.max(p, mCurrentShift.value));
|
|
});
|
|
anim.addAnimatorListener(new AnimationSuccessListener() {
|
|
@Override
|
|
public void onAnimationStart(Animator animation) {
|
|
if (mActivity != null) {
|
|
removeLiveTileOverlay();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onAnimationSuccess(Animator animator) {
|
|
if (mRecentsView != null) {
|
|
mRecentsView.post(mRecentsView::resetTaskVisuals);
|
|
}
|
|
// Make sure recents is in its final state
|
|
maybeUpdateRecentsAttachedState(false);
|
|
mActivityInterface.onSwipeUpToHomeComplete();
|
|
}
|
|
});
|
|
return anim;
|
|
}
|
|
|
|
@Override
|
|
public void onConsumerAboutToBeSwitched() {
|
|
if (mActivity != null) {
|
|
// In the off chance that the gesture ends before Launcher is started, we should clear
|
|
// the callback here so that it doesn't update with the wrong state
|
|
mActivity.clearRunOnceOnStartCallback();
|
|
resetLauncherListenersAndOverlays();
|
|
}
|
|
if (mGestureState.getEndTarget() != null && !mGestureState.isRunningAnimationToLauncher()) {
|
|
cancelCurrentAnimation();
|
|
} else {
|
|
reset();
|
|
}
|
|
}
|
|
|
|
public boolean isCanceled() {
|
|
return mCanceled;
|
|
}
|
|
|
|
@UiThread
|
|
private void resumeLastTask() {
|
|
mRecentsAnimationController.finish(false /* toRecents */, null);
|
|
ActiveGestureLog.INSTANCE.addLog("finishRecentsAnimation", false);
|
|
doLogGesture(LAST_TASK);
|
|
reset();
|
|
}
|
|
|
|
@UiThread
|
|
private void startNewTask() {
|
|
if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
mRecentsAnimationController.finish(true /* toRecents */, this::startNewTaskInternal);
|
|
} else {
|
|
startNewTaskInternal();
|
|
}
|
|
}
|
|
|
|
@UiThread
|
|
private void startNewTaskInternal() {
|
|
startNewTask(STATE_HANDLER_INVALIDATED, success -> {
|
|
if (!success) {
|
|
// We couldn't launch the task, so take user to overview so they can
|
|
// decide what to do instead of staying in this broken state.
|
|
endLauncherTransitionController();
|
|
updateSysUiFlags(1 /* windowProgress == overview */);
|
|
}
|
|
doLogGesture(NEW_TASK);
|
|
});
|
|
}
|
|
|
|
private void reset() {
|
|
mStateCallback.setStateOnUiThread(STATE_HANDLER_INVALIDATED);
|
|
}
|
|
|
|
/**
|
|
* Cancels any running animation so that the active target can be overriden by a new swipe
|
|
* handle (in case of quick switch).
|
|
*/
|
|
private void cancelCurrentAnimation() {
|
|
mCanceled = true;
|
|
mCurrentShift.cancelAnimation();
|
|
if (mLauncherTransitionController != null && mLauncherTransitionController
|
|
.getAnimationPlayer().isStarted()) {
|
|
mLauncherTransitionController.getAnimationPlayer().cancel();
|
|
}
|
|
|
|
if (mFinishingRecentsAnimationForNewTaskId != -1) {
|
|
// If we are canceling mid-starting a new task, switch to the screenshot since the
|
|
// recents animation has finished
|
|
switchToScreenshot();
|
|
TaskView newRunningTaskView = mRecentsView.getTaskView(
|
|
mFinishingRecentsAnimationForNewTaskId);
|
|
int newRunningTaskId = newRunningTaskView != null
|
|
? newRunningTaskView.getTask().key.id
|
|
: -1;
|
|
mRecentsView.setCurrentTask(newRunningTaskId);
|
|
mGestureState.setFinishingRecentsAnimationTaskId(newRunningTaskId);
|
|
}
|
|
}
|
|
|
|
private void invalidateHandler() {
|
|
endRunningWindowAnim(false /* cancel */);
|
|
|
|
if (mGestureEndCallback != null) {
|
|
mGestureEndCallback.run();
|
|
}
|
|
|
|
mActivityInitListener.unregister();
|
|
mTaskSnapshot = null;
|
|
}
|
|
|
|
private void invalidateHandlerWithLauncher() {
|
|
endLauncherTransitionController();
|
|
|
|
mRecentsView.onGestureAnimationEnd();
|
|
resetLauncherListenersAndOverlays();
|
|
}
|
|
|
|
private void endLauncherTransitionController() {
|
|
setShelfState(ShelfAnimState.CANCEL, LINEAR, 0);
|
|
if (mLauncherTransitionController != null) {
|
|
mLauncherTransitionController.getAnimationPlayer().end();
|
|
mLauncherTransitionController = null;
|
|
}
|
|
}
|
|
|
|
private void resetLauncherListenersAndOverlays() {
|
|
// Reset the callback for deferred activity launches
|
|
if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
mActivityInterface.setOnDeferredActivityLaunchCallback(null);
|
|
}
|
|
mActivity.getRootView().setOnApplyWindowInsetsListener(null);
|
|
removeLiveTileOverlay();
|
|
}
|
|
|
|
private void notifyTransitionCancelled() {
|
|
mAnimationFactory.onTransitionCancelled();
|
|
}
|
|
|
|
private void resetStateForAnimationCancel() {
|
|
boolean wasVisible = mWasLauncherAlreadyVisible || mGestureStarted;
|
|
mActivityInterface.onTransitionCancelled(wasVisible);
|
|
|
|
// Leave the pending invisible flag, as it may be used by wallpaper open animation.
|
|
mActivity.clearForceInvisibleFlag(INVISIBLE_BY_STATE_HANDLER);
|
|
}
|
|
|
|
private void switchToScreenshot() {
|
|
final int runningTaskId = mGestureState.getRunningTaskId();
|
|
if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
if (mRecentsAnimationController != null) {
|
|
mRecentsAnimationController.getController().setWillFinishToHome(true);
|
|
// Update the screenshot of the task
|
|
if (mTaskSnapshot == null) {
|
|
mTaskSnapshot = mRecentsAnimationController.screenshotTask(runningTaskId);
|
|
}
|
|
mRecentsView.updateThumbnail(runningTaskId, mTaskSnapshot, false /* refreshNow */);
|
|
}
|
|
mStateCallback.setStateOnUiThread(STATE_SCREENSHOT_CAPTURED);
|
|
} else if (!hasTargets()) {
|
|
// If there are no targets, then we don't need to capture anything
|
|
mStateCallback.setStateOnUiThread(STATE_SCREENSHOT_CAPTURED);
|
|
} else {
|
|
boolean finishTransitionPosted = false;
|
|
if (mRecentsAnimationController != null) {
|
|
// Update the screenshot of the task
|
|
if (mTaskSnapshot == null) {
|
|
mTaskSnapshot = mRecentsAnimationController.screenshotTask(runningTaskId);
|
|
}
|
|
final TaskView taskView;
|
|
if (mGestureState.getEndTarget() == HOME) {
|
|
// Capture the screenshot before finishing the transition to home to ensure it's
|
|
// taken in the correct orientation, but no need to update the thumbnail.
|
|
taskView = null;
|
|
} else {
|
|
taskView = mRecentsView.updateThumbnail(runningTaskId, mTaskSnapshot);
|
|
}
|
|
if (taskView != null && !mCanceled) {
|
|
// Defer finishing the animation until the next launcher frame with the
|
|
// new thumbnail
|
|
finishTransitionPosted = ViewUtils.postDraw(taskView,
|
|
() -> mStateCallback.setStateOnUiThread(STATE_SCREENSHOT_CAPTURED),
|
|
this::isCanceled);
|
|
}
|
|
}
|
|
if (!finishTransitionPosted) {
|
|
// If we haven't posted a draw callback, set the state immediately.
|
|
Object traceToken = TraceHelper.INSTANCE.beginSection(SCREENSHOT_CAPTURED_EVT,
|
|
TraceHelper.FLAG_CHECK_FOR_RACE_CONDITIONS);
|
|
mStateCallback.setStateOnUiThread(STATE_SCREENSHOT_CAPTURED);
|
|
TraceHelper.INSTANCE.endSection(traceToken);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void finishCurrentTransitionToRecents() {
|
|
if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
|
|
mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
|
|
} else if (!hasTargets() || mRecentsAnimationController == null) {
|
|
// If there are no targets or the animation not started, then there is nothing to finish
|
|
mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
|
|
} else {
|
|
mRecentsAnimationController.finish(true /* toRecents */,
|
|
() -> mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED));
|
|
}
|
|
ActiveGestureLog.INSTANCE.addLog("finishRecentsAnimation", true);
|
|
}
|
|
|
|
private void finishCurrentTransitionToHome() {
|
|
if (!hasTargets() || mRecentsAnimationController == null) {
|
|
// If there are no targets or the animation not started, then there is nothing to finish
|
|
mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
|
|
} else {
|
|
mRecentsAnimationController.finish(true /* toRecents */,
|
|
() -> mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED),
|
|
true /* sendUserLeaveHint */);
|
|
}
|
|
ActiveGestureLog.INSTANCE.addLog("finishRecentsAnimation", true);
|
|
doLogGesture(HOME);
|
|
}
|
|
|
|
private void setupLauncherUiAfterSwipeUpToRecentsAnimation() {
|
|
endLauncherTransitionController();
|
|
mActivityInterface.onSwipeUpToRecentsComplete();
|
|
if (mRecentsAnimationController != null) {
|
|
mRecentsAnimationController.setDeferCancelUntilNextTransition(true /* defer */,
|
|
true /* screenshot */);
|
|
}
|
|
mRecentsView.onSwipeUpAnimationSuccess();
|
|
|
|
SystemUiProxy.INSTANCE.get(mContext).onOverviewShown(false, TAG);
|
|
doLogGesture(RECENTS);
|
|
reset();
|
|
}
|
|
|
|
private void setTargetAlphaProvider(TargetAlphaProvider provider) {
|
|
mAppWindowAnimationHelper.setTaskAlphaCallback(provider);
|
|
mTaskViewSimulator.setTaskAlphaCallback(provider);
|
|
updateFinalShift();
|
|
}
|
|
|
|
private void addLiveTileOverlay() {
|
|
if (LiveTileOverlay.INSTANCE.attach(mActivity.getRootView().getOverlay())) {
|
|
mRecentsView.setLiveTileOverlayAttached(true);
|
|
}
|
|
}
|
|
|
|
private void removeLiveTileOverlay() {
|
|
LiveTileOverlay.INSTANCE.detach(mActivity.getRootView().getOverlay());
|
|
mRecentsView.setLiveTileOverlayAttached(false);
|
|
}
|
|
|
|
public static float getHiddenTargetAlpha(RemoteAnimationTargetCompat app, float expectedAlpha) {
|
|
if (!isNotInRecents(app)) {
|
|
return 0;
|
|
}
|
|
return expectedAlpha;
|
|
}
|
|
|
|
private static boolean isNotInRecents(RemoteAnimationTargetCompat app) {
|
|
return app.isNotInRecents
|
|
|| app.activityType == RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME;
|
|
}
|
|
}
|