Merge "Removes old/unused left/right button logic from bottom area." into tm-qpr-dev

packages/SystemUI/res/layout/keyguard_bottom_area.xml

@@ -59,26 +59,6 @@
 
     </LinearLayout>
 
-    <com.android.systemui.statusbar.KeyguardAffordanceView
-        android:id="@+id/camera_button"
-        android:layout_height="@dimen/keyguard_affordance_height"
-        android:layout_width="@dimen/keyguard_affordance_width"
-        android:layout_gravity="bottom|end"
-        android:src="@drawable/ic_camera_alt_24dp"
-        android:scaleType="center"
-        android:contentDescription="@string/accessibility_camera_button"
-        android:tint="?attr/wallpaperTextColor" />
-
-    <com.android.systemui.statusbar.KeyguardAffordanceView
-        android:id="@+id/left_button"
-        android:layout_height="@dimen/keyguard_affordance_height"
-        android:layout_width="@dimen/keyguard_affordance_width"
-        android:layout_gravity="bottom|start"
-        android:src="@*android:drawable/ic_phone"
-        android:scaleType="center"
-        android:contentDescription="@string/accessibility_phone_button"
-        android:tint="?attr/wallpaperTextColor" />
-
     <ImageView
         android:id="@+id/wallet_button"
         android:layout_height="@dimen/keyguard_affordance_fixed_height"

packages/SystemUI/res/values/config.xml

@@ -37,12 +37,6 @@
         <item>400</item>
     </integer-array>
 
-    <!-- Show mic or phone affordance on Keyguard -->
-    <bool name="config_keyguardShowLeftAffordance">false</bool>
-
-    <!-- Show camera affordance on Keyguard -->
-    <bool name="config_keyguardShowCameraAffordance">false</bool>
-
     <!-- decay duration (from size_max -> size), in ms -->
     <integer name="navigation_bar_deadzone_hold">333</integer>
     <integer name="navigation_bar_deadzone_decay">333</integer>

packages/SystemUI/res/values/dimens.xml

@@ -676,9 +676,6 @@
     <!-- The minimum background radius when swiping to a side for the camera / phone affordances. -->
     <dimen name="keyguard_affordance_min_background_radius">30dp</dimen>
 
-    <!-- The size of the touch targets on the keyguard for the affordances. -->
-    <dimen name="keyguard_affordance_touch_target_size">120dp</dimen>
-
     <!-- The grow amount for the camera and phone circles when hinting -->
     <dimen name="hint_grow_amount_sideways">60dp</dimen>
 

packages/SystemUI/res/values/strings.xml

@@ -313,13 +313,6 @@
     <string name="accessibility_scanning_face">Scanning face</string>
     <!-- Click action label for accessibility for the smart reply buttons (not shown on-screen).". [CHAR LIMIT=NONE] -->
     <string name="accessibility_send_smart_reply">Send</string>
-    <!-- Content description of the manage notification button for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <!-- Click action label for accessibility for the phone button. [CHAR LIMIT=NONE] -->
-    <string name="phone_label">open phone</string>
-    <!-- Click action label for accessibility for the voice assist button. This is not shown on-screen and is an accessibility label for the icon which launches the voice assist from the lock screen.[CHAR LIMIT=NONE] -->
-    <string name="voice_assist_label">open voice assist</string>
-    <!-- Click action label for accessibility for the phone button. [CHAR LIMIT=NONE] -->
-    <string name="camera_label">open camera</string>
     <!-- Button name for "Cancel". [CHAR LIMIT=NONE] -->
     <string name="cancel">Cancel</string>
 

packages/SystemUI/src/com/android/systemui/camera/CameraGestureHelper.kt

@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2021 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.camera
+
+import android.app.ActivityManager
+import android.app.ActivityManager.RunningTaskInfo
+import android.app.ActivityOptions
+import android.app.ActivityTaskManager
+import android.content.ContentResolver
+import android.content.Context
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.content.pm.ResolveInfo
+import android.os.AsyncTask
+import android.os.RemoteException
+import android.os.UserHandle
+import android.util.Log
+import android.view.WindowManager
+import com.android.keyguard.KeyguardUpdateMonitor
+import com.android.systemui.ActivityIntentHelper
+import com.android.systemui.camera.CameraIntents.Companion.isSecureCameraIntent
+import com.android.systemui.plugins.ActivityStarter
+import com.android.systemui.statusbar.StatusBarState
+import com.android.systemui.statusbar.phone.CentralSurfaces
+import com.android.systemui.statusbar.phone.PanelViewController
+import com.android.systemui.statusbar.policy.KeyguardStateController
+import javax.inject.Inject
+
+/**
+ * Helps with handling camera-related gestures (for example, double-tap the power button to launch
+ * the camera).
+ */
+class CameraGestureHelper @Inject constructor(
+    private val context: Context,
+    private val centralSurfaces: CentralSurfaces,
+    private val keyguardStateController: KeyguardStateController,
+    private val packageManager: PackageManager,
+    private val activityManager: ActivityManager,
+    private val activityStarter: ActivityStarter,
+    private val activityIntentHelper: ActivityIntentHelper,
+    private val cameraIntents: CameraIntentsWrapper,
+    private val contentResolver: ContentResolver,
+) {
+    /**
+     * Whether the camera application can be launched for the camera launch gesture.
+     */
+    fun canCameraGestureBeLaunched(statusBarState: Int): Boolean {
+        if (!centralSurfaces.isCameraAllowedByAdmin) {
+            return false
+        }
+
+        val resolveInfo: ResolveInfo = packageManager.resolveActivityAsUser(
+            getStartCameraIntent(),
+            PackageManager.MATCH_DEFAULT_ONLY,
+            KeyguardUpdateMonitor.getCurrentUser()
+        )
+        val resolvedPackage = resolveInfo.activityInfo?.packageName
+        return (resolvedPackage != null &&
+                (statusBarState != StatusBarState.SHADE ||
+                !isForegroundApp(resolvedPackage)))
+    }
+
+    /**
+     * Launches the camera.
+     *
+     * @param source The source of the camera launch, to be passed to the camera app via [Intent]
+     */
+    fun launchCamera(source: Int) {
+        val intent: Intent = getStartCameraIntent()
+        intent.putExtra(EXTRA_CAMERA_LAUNCH_SOURCE, source)
+        val wouldLaunchResolverActivity = activityIntentHelper.wouldLaunchResolverActivity(
+            intent, KeyguardUpdateMonitor.getCurrentUser()
+        )
+        if (isSecureCameraIntent(intent) && !wouldLaunchResolverActivity) {
+            AsyncTask.execute {
+                // Normally an activity will set its requested rotation animation on its window.
+                // However when launching an activity causes the orientation to change this is too
+                // late. In these cases, the default animation is used. This doesn't look good for
+                // the camera (as it rotates the camera contents out of sync with physical reality).
+                // Therefore, we ask the WindowManager to force the cross-fade animation if an
+                // orientation change happens to occur during the launch.
+                val activityOptions = ActivityOptions.makeBasic()
+                activityOptions.setDisallowEnterPictureInPictureWhileLaunching(true)
+                activityOptions.rotationAnimationHint =
+                    WindowManager.LayoutParams.ROTATION_ANIMATION_SEAMLESS
+                try {
+                    ActivityTaskManager.getService().startActivityAsUser(
+                        null,
+                        context.basePackageName,
+                        context.attributionTag,
+                        intent,
+                        intent.resolveTypeIfNeeded(contentResolver),
+                        null,
+                        null,
+                        0,
+                        Intent.FLAG_ACTIVITY_NEW_TASK,
+                        null,
+                        activityOptions.toBundle(),
+                        UserHandle.CURRENT.identifier,
+                    )
+                } catch (e: RemoteException) {
+                    Log.w(
+                        PanelViewController.TAG,
+                        "Unable to start camera activity",
+                        e
+                    )
+                }
+            }
+        } else {
+            // We need to delay starting the activity because ResolverActivity finishes itself if
+            // launched from behind the lock-screen.
+            activityStarter.startActivity(intent, false /* dismissShade */)
+        }
+    }
+
+    /**
+     * Returns an [Intent] that can be used to start the camera app such that it occludes the
+     * lock-screen, if needed.
+     */
+    private fun getStartCameraIntent(): Intent {
+        val isLockScreenDismissible = keyguardStateController.canDismissLockScreen()
+        val isSecure = keyguardStateController.isMethodSecure
+        return if (isSecure && !isLockScreenDismissible) {
+            cameraIntents.getSecureCameraIntent()
+        } else {
+            cameraIntents.getInsecureCameraIntent()
+        }
+    }
+
+    /**
+     * Returns `true` if the application with the given package name is running in the foreground;
+     * `false` otherwise
+     */
+    private fun isForegroundApp(packageName: String): Boolean {
+        val tasks: List<RunningTaskInfo> = activityManager.getRunningTasks(1)
+        return tasks.isNotEmpty() && packageName == tasks[0].topActivity.packageName
+    }
+
+    companion object {
+        private const val EXTRA_CAMERA_LAUNCH_SOURCE = "com.android.systemui.camera_launch_source"
+    }
+}

packages/SystemUI/src/com/android/systemui/camera/CameraIntentsWrapper.kt

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2021 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.camera
+
+import android.content.Context
+import android.content.Intent
+import javax.inject.Inject
+
+/** Injectable wrapper around [CameraIntents]. */
+class CameraIntentsWrapper @Inject constructor(
+    private val context: Context,
+) {
+
+    /**
+     * Returns an [Intent] that can be used to start the camera, suitable for when the device is
+     * already unlocked
+     */
+    fun getSecureCameraIntent(): Intent {
+        return CameraIntents.getSecureCameraIntent(context)
+    }
+
+    /**
+     * Returns an [Intent] that can be used to start the camera, suitable for when the device is not
+     * already unlocked
+     */
+    fun getInsecureCameraIntent(): Intent {
+        return CameraIntents.getInsecureCameraIntent(context)
+    }
+}

packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfaces.java

@@ -427,12 +427,6 @@ public interface CentralSurfaces extends Dumpable, ActivityStarter, LifecycleOwn
 
     void onHintFinished();
 
-    void onCameraHintStarted();
-
-    void onVoiceAssistHintStarted();
-
-    void onPhoneHintStarted();
-
     void onTrackingStopped(boolean expand);
 
     // TODO: Figure out way to remove these.

packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesCommandQueueCallbacks.java

@@ -388,8 +388,7 @@ public class CentralSurfacesCommandQueueCallbacks implements CommandQueue.Callba
                 if (mStatusBarKeyguardViewManager.isBouncerShowing()) {
                     mStatusBarKeyguardViewManager.reset(true /* hide */);
                 }
-                mNotificationPanelViewController.launchCamera(
+                mNotificationPanelViewController.launchCamera(source);
-                        mCentralSurfaces.isDeviceInteractive() /* animate */, source);
                 mCentralSurfaces.updateScrimController();
             } else {
                 // We need to defer the camera launch until the screen comes on, since otherwise

packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesImpl.java

@@ -1285,8 +1285,6 @@ public class CentralSurfacesImpl extends CoreStartable implements
             backdrop.setScaleY(scale);
         });
 
-        mNotificationPanelViewController.setUserSetupComplete(mUserSetup);
-
         // Set up the quick settings tile panel
         final View container = mNotificationShadeWindowView.findViewById(R.id.qs_frame);
         if (container != null) {
@@ -3025,8 +3023,7 @@ public class CentralSurfacesImpl extends CoreStartable implements
 
     @Override
     public boolean isInLaunchTransition() {
-        return mNotificationPanelViewController.isLaunchTransitionRunning()
+        return mNotificationPanelViewController.isLaunchTransitionFinished();
-                || mNotificationPanelViewController.isLaunchTransitionFinished();
     }
 
     /**
@@ -3058,11 +3055,7 @@ public class CentralSurfacesImpl extends CoreStartable implements
             mCommandQueue.appTransitionStarting(mDisplayId, SystemClock.uptimeMillis(),
                     LightBarTransitionsController.DEFAULT_TINT_ANIMATION_DURATION, true);
         };
-        if (mNotificationPanelViewController.isLaunchTransitionRunning()) {
+        hideRunnable.run();
-            mNotificationPanelViewController.setLaunchTransitionEndRunnable(hideRunnable);
-        } else {
-            hideRunnable.run();
-        }
     }
 
     private void cancelAfterLaunchTransitionRunnables() {
@@ -3071,7 +3064,6 @@ public class CentralSurfacesImpl extends CoreStartable implements
         }
         mLaunchTransitionEndRunnable = null;
         mLaunchTransitionCancelRunnable = null;
-        mNotificationPanelViewController.setLaunchTransitionEndRunnable(null);
     }
 
     /**
@@ -3499,24 +3491,6 @@ public class CentralSurfacesImpl extends CoreStartable implements
         mKeyguardIndicationController.hideTransientIndicationDelayed(HINT_RESET_DELAY_MS);
     }
 
-    @Override
-    public void onCameraHintStarted() {
-        mFalsingCollector.onCameraHintStarted();
-        mKeyguardIndicationController.showTransientIndication(R.string.camera_hint);
-    }
-
-    @Override
-    public void onVoiceAssistHintStarted() {
-        mFalsingCollector.onLeftAffordanceHintStarted();
-        mKeyguardIndicationController.showTransientIndication(R.string.voice_hint);
-    }
-
-    @Override
-    public void onPhoneHintStarted() {
-        mFalsingCollector.onLeftAffordanceHintStarted();
-        mKeyguardIndicationController.showTransientIndication(R.string.phone_hint);
-    }
-
     @Override
     public void onTrackingStopped(boolean expand) {
     }
@@ -3701,8 +3675,7 @@ public class CentralSurfacesImpl extends CoreStartable implements
             mWakeUpCoordinator.setFullyAwake(true);
             mWakeUpCoordinator.setWakingUp(false);
             if (mLaunchCameraWhenFinishedWaking) {
-                mNotificationPanelViewController.launchCamera(
+                mNotificationPanelViewController.launchCamera(mLastCameraLaunchSource);
-                        false /* animate */, mLastCameraLaunchSource);
                 mLaunchCameraWhenFinishedWaking = false;
             }
             if (mLaunchEmergencyActionWhenFinishedWaking) {
@@ -4344,9 +4317,6 @@ public class CentralSurfacesImpl extends CoreStartable implements
                 if (!mUserSetup) {
                     animateCollapseQuickSettings();
                 }
-                if (mNotificationPanelViewController != null) {
-                    mNotificationPanelViewController.setUserSetupComplete(mUserSetup);
-                }
                 updateQsExpansionEnabled();
             }
         }

packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardAffordanceHelper.java

@@ -1,587 +0,0 @@
-/*
- * 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.statusbar.phone;
-
-import android.animation.Animator;
-import android.animation.AnimatorListenerAdapter;
-import android.animation.ValueAnimator;
-import android.content.Context;
-import android.view.MotionEvent;
-import android.view.VelocityTracker;
-import android.view.View;
-import android.view.ViewConfiguration;
-
-import com.android.systemui.R;
-import com.android.systemui.animation.Interpolators;
-import com.android.systemui.classifier.Classifier;
-import com.android.systemui.plugins.FalsingManager;
-import com.android.systemui.statusbar.KeyguardAffordanceView;
-import com.android.wm.shell.animation.FlingAnimationUtils;
-
-/**
- * A touch handler of the keyguard which is responsible for launching phone and camera affordances.
- */
-public class KeyguardAffordanceHelper {
-
-    public static final long HINT_PHASE1_DURATION = 200;
-    private static final long HINT_PHASE2_DURATION = 350;
-    private static final float BACKGROUND_RADIUS_SCALE_FACTOR = 0.25f;
-    private static final int HINT_CIRCLE_OPEN_DURATION = 500;
-
-    private final Context mContext;
-    private final Callback mCallback;
-
-    private FlingAnimationUtils mFlingAnimationUtils;
-    private VelocityTracker mVelocityTracker;
-    private boolean mSwipingInProgress;
-    private float mInitialTouchX;
-    private float mInitialTouchY;
-    private float mTranslation;
-    private float mTranslationOnDown;
-    private int mTouchSlop;
-    private int mMinTranslationAmount;
-    private int mMinFlingVelocity;
-    private int mHintGrowAmount;
-    private KeyguardAffordanceView mLeftIcon;
-    private KeyguardAffordanceView mRightIcon;
-    private Animator mSwipeAnimator;
-    private final FalsingManager mFalsingManager;
-    private int mMinBackgroundRadius;
-    private boolean mMotionCancelled;
-    private int mTouchTargetSize;
-    private View mTargetedView;
-    private boolean mTouchSlopExeeded;
-    private AnimatorListenerAdapter mFlingEndListener = new AnimatorListenerAdapter() {
-        @Override
-        public void onAnimationEnd(Animator animation) {
-            mSwipeAnimator = null;
-            mSwipingInProgress = false;
-            mTargetedView = null;
-        }
-    };
-    private Runnable mAnimationEndRunnable = new Runnable() {
-        @Override
-        public void run() {
-            mCallback.onAnimationToSideEnded();
-        }
-    };
-
-    KeyguardAffordanceHelper(Callback callback, Context context, FalsingManager falsingManager) {
-        mContext = context;
-        mCallback = callback;
-        initIcons();
-        updateIcon(mLeftIcon, 0.0f, mLeftIcon.getRestingAlpha(), false, false, true, false);
-        updateIcon(mRightIcon, 0.0f, mRightIcon.getRestingAlpha(), false, false, true, false);
-        mFalsingManager = falsingManager;
-        initDimens();
-    }
-
-    private void initDimens() {
-        final ViewConfiguration configuration = ViewConfiguration.get(mContext);
-        mTouchSlop = configuration.getScaledPagingTouchSlop();
-        mMinFlingVelocity = configuration.getScaledMinimumFlingVelocity();
-        mMinTranslationAmount = mContext.getResources().getDimensionPixelSize(
-                R.dimen.keyguard_min_swipe_amount);
-        mMinBackgroundRadius = mContext.getResources().getDimensionPixelSize(
-                R.dimen.keyguard_affordance_min_background_radius);
-        mTouchTargetSize = mContext.getResources().getDimensionPixelSize(
-                R.dimen.keyguard_affordance_touch_target_size);
-        mHintGrowAmount =
-                mContext.getResources().getDimensionPixelSize(R.dimen.hint_grow_amount_sideways);
-        mFlingAnimationUtils = new FlingAnimationUtils(mContext.getResources().getDisplayMetrics(),
-                0.4f);
-    }
-
-    private void initIcons() {
-        mLeftIcon = mCallback.getLeftIcon();
-        mRightIcon = mCallback.getRightIcon();
-        updatePreviews();
-    }
-
-    public void updatePreviews() {
-        mLeftIcon.setPreviewView(mCallback.getLeftPreview());
-        mRightIcon.setPreviewView(mCallback.getRightPreview());
-    }
-
-    public boolean onTouchEvent(MotionEvent event) {
-        int action = event.getActionMasked();
-        if (mMotionCancelled && action != MotionEvent.ACTION_DOWN) {
-            return false;
-        }
-        final float y = event.getY();
-        final float x = event.getX();
-
-        boolean isUp = false;
-        switch (action) {
-            case MotionEvent.ACTION_DOWN:
-                View targetView = getIconAtPosition(x, y);
-                if (targetView == null || (mTargetedView != null && mTargetedView != targetView)) {
-                    mMotionCancelled = true;
-                    return false;
-                }
-                if (mTargetedView != null) {
-                    cancelAnimation();
-                } else {
-                    mTouchSlopExeeded = false;
-                }
-                startSwiping(targetView);
-                mInitialTouchX = x;
-                mInitialTouchY = y;
-                mTranslationOnDown = mTranslation;
-                initVelocityTracker();
-                trackMovement(event);
-                mMotionCancelled = false;
-                break;
-            case MotionEvent.ACTION_POINTER_DOWN:
-                mMotionCancelled = true;
-                endMotion(true /* forceSnapBack */, x, y);
-                break;
-            case MotionEvent.ACTION_MOVE:
-                trackMovement(event);
-                float xDist = x - mInitialTouchX;
-                float yDist = y - mInitialTouchY;
-                float distance = (float) Math.hypot(xDist, yDist);
-                if (!mTouchSlopExeeded && distance > mTouchSlop) {
-                    mTouchSlopExeeded = true;
-                }
-                if (mSwipingInProgress) {
-                    if (mTargetedView == mRightIcon) {
-                        distance = mTranslationOnDown - distance;
-                        distance = Math.min(0, distance);
-                    } else {
-                        distance = mTranslationOnDown + distance;
-                        distance = Math.max(0, distance);
-                    }
-                    setTranslation(distance, false /* isReset */, false /* animateReset */);
-                }
-                break;
-
-            case MotionEvent.ACTION_UP:
-                isUp = true;
-            case MotionEvent.ACTION_CANCEL:
-                boolean hintOnTheRight = mTargetedView == mRightIcon;
-                trackMovement(event);
-                endMotion(!isUp, x, y);
-                if (!mTouchSlopExeeded && isUp) {
-                    mCallback.onIconClicked(hintOnTheRight);
-                }
-                break;
-        }
-        return true;
-    }
-
-    private void startSwiping(View targetView) {
-        mCallback.onSwipingStarted(targetView == mRightIcon);
-        mSwipingInProgress = true;
-        mTargetedView = targetView;
-    }
-
-    private View getIconAtPosition(float x, float y) {
-        if (leftSwipePossible() && isOnIcon(mLeftIcon, x, y)) {
-            return mLeftIcon;
-        }
-        if (rightSwipePossible() && isOnIcon(mRightIcon, x, y)) {
-            return mRightIcon;
-        }
-        return null;
-    }
-
-    public boolean isOnAffordanceIcon(float x, float y) {
-        return isOnIcon(mLeftIcon, x, y) || isOnIcon(mRightIcon, x, y);
-    }
-
-    private boolean isOnIcon(View icon, float x, float y) {
-        float iconX = icon.getX() + icon.getWidth() / 2.0f;
-        float iconY = icon.getY() + icon.getHeight() / 2.0f;
-        double distance = Math.hypot(x - iconX, y - iconY);
-        return distance <= mTouchTargetSize / 2;
-    }
-
-    private void endMotion(boolean forceSnapBack, float lastX, float lastY) {
-        if (mSwipingInProgress) {
-            flingWithCurrentVelocity(forceSnapBack, lastX, lastY);
-        } else {
-            mTargetedView = null;
-        }
-        if (mVelocityTracker != null) {
-            mVelocityTracker.recycle();
-            mVelocityTracker = null;
-        }
-    }
-
-    private boolean rightSwipePossible() {
-        return mRightIcon.getVisibility() == View.VISIBLE;
-    }
-
-    private boolean leftSwipePossible() {
-        return mLeftIcon.getVisibility() == View.VISIBLE;
-    }
-
-    public boolean onInterceptTouchEvent(MotionEvent ev) {
-        return false;
-    }
-
-    public void startHintAnimation(boolean right,
-            Runnable onFinishedListener) {
-        cancelAnimation();
-        startHintAnimationPhase1(right, onFinishedListener);
-    }
-
-    private void startHintAnimationPhase1(final boolean right, final Runnable onFinishedListener) {
-        final KeyguardAffordanceView targetView = right ? mRightIcon : mLeftIcon;
-        ValueAnimator animator = getAnimatorToRadius(right, mHintGrowAmount);
-        animator.addListener(new AnimatorListenerAdapter() {
-            private boolean mCancelled;
-
-            @Override
-            public void onAnimationCancel(Animator animation) {
-                mCancelled = true;
-            }
-
-            @Override
-            public void onAnimationEnd(Animator animation) {
-                if (mCancelled) {
-                    mSwipeAnimator = null;
-                    mTargetedView = null;
-                    onFinishedListener.run();
-                } else {
-                    startUnlockHintAnimationPhase2(right, onFinishedListener);
-                }
-            }
-        });
-        animator.setInterpolator(Interpolators.LINEAR_OUT_SLOW_IN);
-        animator.setDuration(HINT_PHASE1_DURATION);
-        animator.start();
-        mSwipeAnimator = animator;
-        mTargetedView = targetView;
-    }
-
-    /**
-     * Phase 2: Move back.
-     */
-    private void startUnlockHintAnimationPhase2(boolean right, final Runnable onFinishedListener) {
-        ValueAnimator animator = getAnimatorToRadius(right, 0);
-        animator.addListener(new AnimatorListenerAdapter() {
-            @Override
-            public void onAnimationEnd(Animator animation) {
-                mSwipeAnimator = null;
-                mTargetedView = null;
-                onFinishedListener.run();
-            }
-        });
-        animator.setInterpolator(Interpolators.FAST_OUT_LINEAR_IN);
-        animator.setDuration(HINT_PHASE2_DURATION);
-        animator.setStartDelay(HINT_CIRCLE_OPEN_DURATION);
-        animator.start();
-        mSwipeAnimator = animator;
-    }
-
-    private ValueAnimator getAnimatorToRadius(final boolean right, int radius) {
-        final KeyguardAffordanceView targetView = right ? mRightIcon : mLeftIcon;
-        ValueAnimator animator = ValueAnimator.ofFloat(targetView.getCircleRadius(), radius);
-        animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
-            @Override
-            public void onAnimationUpdate(ValueAnimator animation) {
-                float newRadius = (float) animation.getAnimatedValue();
-                targetView.setCircleRadiusWithoutAnimation(newRadius);
-                float translation = getTranslationFromRadius(newRadius);
-                mTranslation = right ? -translation : translation;
-                updateIconsFromTranslation(targetView);
-            }
-        });
-        return animator;
-    }
-
-    private void cancelAnimation() {
-        if (mSwipeAnimator != null) {
-            mSwipeAnimator.cancel();
-        }
-    }
-
-    private void flingWithCurrentVelocity(boolean forceSnapBack, float lastX, float lastY) {
-        float vel = getCurrentVelocity(lastX, lastY);
-
-        // We snap back if the current translation is not far enough
-        boolean snapBack = false;
-        if (mCallback.needsAntiFalsing()) {
-            snapBack = snapBack || mFalsingManager.isFalseTouch(
-                    mTargetedView == mRightIcon
-                            ? Classifier.RIGHT_AFFORDANCE : Classifier.LEFT_AFFORDANCE);
-        }
-        snapBack = snapBack || isBelowFalsingThreshold();
-
-        // or if the velocity is in the opposite direction.
-        boolean velIsInWrongDirection = vel * mTranslation < 0;
-        snapBack |= Math.abs(vel) > mMinFlingVelocity && velIsInWrongDirection;
-        vel = snapBack ^ velIsInWrongDirection ? 0 : vel;
-        fling(vel, snapBack || forceSnapBack, mTranslation < 0);
-    }
-
-    private boolean isBelowFalsingThreshold() {
-        return Math.abs(mTranslation) < Math.abs(mTranslationOnDown) + getMinTranslationAmount();
-    }
-
-    private int getMinTranslationAmount() {
-        float factor = mCallback.getAffordanceFalsingFactor();
-        return (int) (mMinTranslationAmount * factor);
-    }
-
-    private void fling(float vel, final boolean snapBack, boolean right) {
-        float target = right ? -mCallback.getMaxTranslationDistance()
-                : mCallback.getMaxTranslationDistance();
-        target = snapBack ? 0 : target;
-
-        ValueAnimator animator = ValueAnimator.ofFloat(mTranslation, target);
-        mFlingAnimationUtils.apply(animator, mTranslation, target, vel);
-        animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
-            @Override
-            public void onAnimationUpdate(ValueAnimator animation) {
-                mTranslation = (float) animation.getAnimatedValue();
-            }
-        });
-        animator.addListener(mFlingEndListener);
-        if (!snapBack) {
-            startFinishingCircleAnimation(vel * 0.375f, mAnimationEndRunnable, right);
-            mCallback.onAnimationToSideStarted(right, mTranslation, vel);
-        } else {
-            reset(true);
-        }
-        animator.start();
-        mSwipeAnimator = animator;
-        if (snapBack) {
-            mCallback.onSwipingAborted();
-        }
-    }
-
-    private void startFinishingCircleAnimation(float velocity, Runnable animationEndRunnable,
-            boolean right) {
-        KeyguardAffordanceView targetView = right ? mRightIcon : mLeftIcon;
-        targetView.finishAnimation(velocity, animationEndRunnable);
-    }
-
-    private void setTranslation(float translation, boolean isReset, boolean animateReset) {
-        translation = rightSwipePossible() ? translation : Math.max(0, translation);
-        translation = leftSwipePossible() ? translation : Math.min(0, translation);
-        float absTranslation = Math.abs(translation);
-        if (translation != mTranslation || isReset) {
-            KeyguardAffordanceView targetView = translation > 0 ? mLeftIcon : mRightIcon;
-            KeyguardAffordanceView otherView = translation > 0 ? mRightIcon : mLeftIcon;
-            float alpha = absTranslation / getMinTranslationAmount();
-
-            // We interpolate the alpha of the other icons to 0
-            float fadeOutAlpha = 1.0f - alpha;
-            fadeOutAlpha = Math.max(fadeOutAlpha, 0.0f);
-
-            boolean animateIcons = isReset && animateReset;
-            boolean forceNoCircleAnimation = isReset && !animateReset;
-            float radius = getRadiusFromTranslation(absTranslation);
-            boolean slowAnimation = isReset && isBelowFalsingThreshold();
-            if (!isReset) {
-                updateIcon(targetView, radius, alpha + fadeOutAlpha * targetView.getRestingAlpha(),
-                        false, false, false, false);
-            } else {
-                updateIcon(targetView, 0.0f, fadeOutAlpha * targetView.getRestingAlpha(),
-                        animateIcons, slowAnimation, true /* isReset */, forceNoCircleAnimation);
-            }
-            updateIcon(otherView, 0.0f, fadeOutAlpha * otherView.getRestingAlpha(),
-                    animateIcons, slowAnimation, isReset, forceNoCircleAnimation);
-
-            mTranslation = translation;
-        }
-    }
-
-    private void updateIconsFromTranslation(KeyguardAffordanceView targetView) {
-        float absTranslation = Math.abs(mTranslation);
-        float alpha = absTranslation / getMinTranslationAmount();
-
-        // We interpolate the alpha of the other icons to 0
-        float fadeOutAlpha =  1.0f - alpha;
-        fadeOutAlpha = Math.max(0.0f, fadeOutAlpha);
-
-        // We interpolate the alpha of the targetView to 1
-        KeyguardAffordanceView otherView = targetView == mRightIcon ? mLeftIcon : mRightIcon;
-        updateIconAlpha(targetView, alpha + fadeOutAlpha * targetView.getRestingAlpha(), false);
-        updateIconAlpha(otherView, fadeOutAlpha * otherView.getRestingAlpha(), false);
-    }
-
-    private float getTranslationFromRadius(float circleSize) {
-        float translation = (circleSize - mMinBackgroundRadius)
-                / BACKGROUND_RADIUS_SCALE_FACTOR;
-        return translation > 0.0f ? translation + mTouchSlop : 0.0f;
-    }
-
-    private float getRadiusFromTranslation(float translation) {
-        if (translation <= mTouchSlop) {
-            return 0.0f;
-        }
-        return (translation - mTouchSlop)  * BACKGROUND_RADIUS_SCALE_FACTOR + mMinBackgroundRadius;
-    }
-
-    public void animateHideLeftRightIcon() {
-        cancelAnimation();
-        updateIcon(mRightIcon, 0f, 0f, true, false, false, false);
-        updateIcon(mLeftIcon, 0f, 0f, true, false, false, false);
-    }
-
-    private void updateIcon(KeyguardAffordanceView view, float circleRadius, float alpha,
-                            boolean animate, boolean slowRadiusAnimation, boolean force,
-                            boolean forceNoCircleAnimation) {
-        if (view.getVisibility() != View.VISIBLE && !force) {
-            return;
-        }
-        if (forceNoCircleAnimation) {
-            view.setCircleRadiusWithoutAnimation(circleRadius);
-        } else {
-            view.setCircleRadius(circleRadius, slowRadiusAnimation);
-        }
-        updateIconAlpha(view, alpha, animate);
-    }
-
-    private void updateIconAlpha(KeyguardAffordanceView view, float alpha, boolean animate) {
-        float scale = getScale(alpha, view);
-        alpha = Math.min(1.0f, alpha);
-        view.setImageAlpha(alpha, animate);
-        view.setImageScale(scale, animate);
-    }
-
-    private float getScale(float alpha, KeyguardAffordanceView icon) {
-        float scale = alpha / icon.getRestingAlpha() * 0.2f +
-                KeyguardAffordanceView.MIN_ICON_SCALE_AMOUNT;
-        return Math.min(scale, KeyguardAffordanceView.MAX_ICON_SCALE_AMOUNT);
-    }
-
-    private void trackMovement(MotionEvent event) {
-        if (mVelocityTracker != null) {
-            mVelocityTracker.addMovement(event);
-        }
-    }
-
-    private void initVelocityTracker() {
-        if (mVelocityTracker != null) {
-            mVelocityTracker.recycle();
-        }
-        mVelocityTracker = VelocityTracker.obtain();
-    }
-
-    private float getCurrentVelocity(float lastX, float lastY) {
-        if (mVelocityTracker == null) {
-            return 0;
-        }
-        mVelocityTracker.computeCurrentVelocity(1000);
-        float aX = mVelocityTracker.getXVelocity();
-        float aY = mVelocityTracker.getYVelocity();
-        float bX = lastX - mInitialTouchX;
-        float bY = lastY - mInitialTouchY;
-        float bLen = (float) Math.hypot(bX, bY);
-        // Project the velocity onto the distance vector: a * b / |b|
-        float projectedVelocity = (aX * bX + aY * bY) / bLen;
-        if (mTargetedView == mRightIcon) {
-            projectedVelocity = -projectedVelocity;
-        }
-        return projectedVelocity;
-    }
-
-    public void onConfigurationChanged() {
-        initDimens();
-        initIcons();
-    }
-
-    public void onRtlPropertiesChanged() {
-        initIcons();
-    }
-
-    public void reset(boolean animate) {
-        cancelAnimation();
-        setTranslation(0.0f, true /* isReset */, animate);
-        mMotionCancelled = true;
-        if (mSwipingInProgress) {
-            mCallback.onSwipingAborted();
-            mSwipingInProgress = false;
-        }
-    }
-
-    public boolean isSwipingInProgress() {
-        return mSwipingInProgress;
-    }
-
-    public void launchAffordance(boolean animate, boolean left) {
-        if (mSwipingInProgress) {
-            // We don't want to mess with the state if the user is actually swiping already.
-            return;
-        }
-        KeyguardAffordanceView targetView = left ? mLeftIcon : mRightIcon;
-        KeyguardAffordanceView otherView = left ? mRightIcon : mLeftIcon;
-        startSwiping(targetView);
-
-        // Do not animate the circle expanding if the affordance isn't visible,
-        // otherwise the circle will be meaningless.
-        if (targetView.getVisibility() != View.VISIBLE) {
-            animate = false;
-        }
-
-        if (animate) {
-            fling(0, false, !left);
-            updateIcon(otherView, 0.0f, 0, true, false, true, false);
-        } else {
-            mCallback.onAnimationToSideStarted(!left, mTranslation, 0);
-            mTranslation = left ? mCallback.getMaxTranslationDistance()
-                    : mCallback.getMaxTranslationDistance();
-            updateIcon(otherView, 0.0f, 0.0f, false, false, true, false);
-            targetView.instantFinishAnimation();
-            mFlingEndListener.onAnimationEnd(null);
-            mAnimationEndRunnable.run();
-        }
-    }
-
-    public interface Callback {
-
-        /**
-         * Notifies the callback when an animation to a side page was started.
-         *
-         * @param rightPage Is the page animated to the right page?
-         */
-        void onAnimationToSideStarted(boolean rightPage, float translation, float vel);
-
-        /**
-         * Notifies the callback the animation to a side page has ended.
-         */
-        void onAnimationToSideEnded();
-
-        float getMaxTranslationDistance();
-
-        void onSwipingStarted(boolean rightIcon);
-
-        void onSwipingAborted();
-
-        void onIconClicked(boolean rightIcon);
-
-        KeyguardAffordanceView getLeftIcon();
-
-        KeyguardAffordanceView getRightIcon();
-
-        View getLeftPreview();
-
-        View getRightPreview();
-
-        /**
-         * @return The factor the minimum swipe amount should be multiplied with.
-         */
-        float getAffordanceFalsingFactor();
-
-        boolean needsAntiFalsing();
-    }
-}

packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java

@@ -16,47 +16,30 @@
 
 package com.android.systemui.statusbar.phone;
 
-import static android.view.accessibility.AccessibilityNodeInfo.ACTION_CLICK;
-import static android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
-
 import static com.android.systemui.controls.dagger.ControlsComponent.Visibility.AVAILABLE;
 import static com.android.systemui.doze.util.BurnInHelperKt.getBurnInOffset;
-import static com.android.systemui.tuner.LockscreenFragment.LOCKSCREEN_LEFT_BUTTON;
-import static com.android.systemui.tuner.LockscreenFragment.LOCKSCREEN_LEFT_UNLOCK;
-import static com.android.systemui.tuner.LockscreenFragment.LOCKSCREEN_RIGHT_BUTTON;
-import static com.android.systemui.tuner.LockscreenFragment.LOCKSCREEN_RIGHT_UNLOCK;
 import static com.android.systemui.wallet.controller.QuickAccessWalletController.WalletChangeEvent.DEFAULT_PAYMENT_APP_CHANGE;
 import static com.android.systemui.wallet.controller.QuickAccessWalletController.WalletChangeEvent.WALLET_PREFERENCE_CHANGE;
 
-import android.app.ActivityOptions;
 import android.app.ActivityTaskManager;
 import android.app.admin.DevicePolicyManager;
-import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.content.res.ColorStateList;
 import android.content.res.Configuration;
 import android.graphics.drawable.Drawable;
-import android.os.AsyncTask;
-import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.service.quickaccesswallet.GetWalletCardsError;
 import android.service.quickaccesswallet.GetWalletCardsResponse;
 import android.service.quickaccesswallet.QuickAccessWalletClient;
-import android.telecom.TelecomManager;
-import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.TypedValue;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.WindowInsets;
-import android.view.WindowManager;
-import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.TextView;
@@ -64,81 +47,35 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
-import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.keyguard.KeyguardUpdateMonitor;
-import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.settingslib.Utils;
-import com.android.systemui.ActivityIntentHelper;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.animation.ActivityLaunchAnimator;
 import com.android.systemui.animation.Interpolators;
-import com.android.systemui.assist.AssistManager;
-import com.android.systemui.camera.CameraIntents;
-import com.android.systemui.controls.ControlsServiceInfo;
 import com.android.systemui.controls.dagger.ControlsComponent;
 import com.android.systemui.controls.management.ControlsListingController;
 import com.android.systemui.controls.ui.ControlsActivity;
 import com.android.systemui.controls.ui.ControlsUiController;
 import com.android.systemui.plugins.ActivityStarter;
 import com.android.systemui.plugins.FalsingManager;
-import com.android.systemui.plugins.IntentButtonProvider;
-import com.android.systemui.plugins.IntentButtonProvider.IntentButton;
-import com.android.systemui.plugins.IntentButtonProvider.IntentButton.IconState;
 import com.android.systemui.qrcodescanner.controller.QRCodeScannerController;
-import com.android.systemui.statusbar.KeyguardAffordanceView;
-import com.android.systemui.statusbar.policy.AccessibilityController;
-import com.android.systemui.statusbar.policy.ExtensionController;
-import com.android.systemui.statusbar.policy.ExtensionController.Extension;
-import com.android.systemui.statusbar.policy.FlashlightController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
-import com.android.systemui.statusbar.policy.PreviewInflater;
-import com.android.systemui.tuner.LockscreenFragment.LockButtonFactory;
-import com.android.systemui.tuner.TunerService;
 import com.android.systemui.wallet.controller.QuickAccessWalletController;
 
-import java.util.List;
-
 /**
  * Implementation for the bottom area of the Keyguard, including camera/phone affordance and status
  * text.
  */
-public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickListener,
+public class KeyguardBottomAreaView extends FrameLayout {
-        KeyguardStateController.Callback,
-        AccessibilityController.AccessibilityStateChangedCallback {
 
-    final static String TAG = "CentralSurfaces/KeyguardBottomAreaView";
+    private static final String TAG = "CentralSurfaces/KeyguardBottomAreaView";
-
-    public static final String CAMERA_LAUNCH_SOURCE_AFFORDANCE = "lockscreen_affordance";
-    public static final String CAMERA_LAUNCH_SOURCE_WIGGLE = "wiggle_gesture";
-    public static final String CAMERA_LAUNCH_SOURCE_POWER_DOUBLE_TAP = "power_double_tap";
-    public static final String CAMERA_LAUNCH_SOURCE_LIFT_TRIGGER = "lift_to_launch_ml";
-
-    public static final String EXTRA_CAMERA_LAUNCH_SOURCE
-            = "com.android.systemui.camera_launch_source";
-
-    private static final String LEFT_BUTTON_PLUGIN
-            = "com.android.systemui.action.PLUGIN_LOCKSCREEN_LEFT_BUTTON";
-    private static final String RIGHT_BUTTON_PLUGIN
-            = "com.android.systemui.action.PLUGIN_LOCKSCREEN_RIGHT_BUTTON";
-
-    private static final Intent PHONE_INTENT = new Intent(Intent.ACTION_DIAL);
-    private static final int DOZE_ANIMATION_STAGGER_DELAY = 48;
     private static final int DOZE_ANIMATION_ELEMENT_DURATION = 250;
 
-    // TODO(b/179494051): May no longer be needed
-    private final boolean mShowLeftAffordance;
-    private final boolean mShowCameraAffordance;
-
-    private KeyguardAffordanceView mRightAffordanceView;
-    private KeyguardAffordanceView mLeftAffordanceView;
-
     private ImageView mWalletButton;
     private ImageView mQRCodeScannerButton;
     private ImageView mControlsButton;
     private boolean mHasCard = false;
-    private WalletCardRetriever mCardRetriever = new WalletCardRetriever();
+    private final WalletCardRetriever mCardRetriever = new WalletCardRetriever();
     private QuickAccessWalletController mQuickAccessWalletController;
     private QRCodeScannerController mQRCodeScannerController;
     private ControlsComponent mControlsComponent;
@@ -148,54 +85,42 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
     private ViewGroup mIndicationArea;
     private TextView mIndicationText;
     private TextView mIndicationTextBottom;
-    private ViewGroup mPreviewContainer;
     private ViewGroup mOverlayContainer;
 
-    private View mLeftPreview;
-    private View mCameraPreview;
-
     private ActivityStarter mActivityStarter;
     private KeyguardStateController mKeyguardStateController;
-    private FlashlightController mFlashlightController;
-    private PreviewInflater mPreviewInflater;
-    private AccessibilityController mAccessibilityController;
     private CentralSurfaces mCentralSurfaces;
-    private KeyguardAffordanceHelper mAffordanceHelper;
     private FalsingManager mFalsingManager;
-    private boolean mUserSetupComplete;
 
-    private boolean mLeftIsVoiceAssist;
-    private Drawable mLeftAssistIcon;
-
-    private IntentButton mRightButton = new DefaultRightButton();
-    private Extension<IntentButton> mRightExtension;
-    private String mRightButtonStr;
-    private IntentButton mLeftButton = new DefaultLeftButton();
-    private Extension<IntentButton> mLeftExtension;
-    private String mLeftButtonStr;
     private boolean mDozing;
     private int mIndicationBottomMargin;
     private int mIndicationPadding;
     private float mDarkAmount;
     private int mBurnInXOffset;
     private int mBurnInYOffset;
-    private ActivityIntentHelper mActivityIntentHelper;
-    private KeyguardUpdateMonitor mKeyguardUpdateMonitor;
 
-    private ControlsListingController.ControlsListingCallback mListingCallback =
+    private final ControlsListingController.ControlsListingCallback mListingCallback =
-            new ControlsListingController.ControlsListingCallback() {
+            serviceInfos -> post(() -> {
-                public void onServicesUpdated(List<ControlsServiceInfo> serviceInfos) {
+                boolean available = !serviceInfos.isEmpty();
-                    post(() -> {
-                        boolean available = !serviceInfos.isEmpty();
 
-                        if (available != mControlServicesAvailable) {
+                if (available != mControlServicesAvailable) {
-                            mControlServicesAvailable = available;
+                    mControlServicesAvailable = available;
-                            updateControlsVisibility();
+                    updateControlsVisibility();
-                            updateAffordanceColors();
+                    updateAffordanceColors();
-                        }
-                    });
                 }
-            };
+            });
+
+    private final KeyguardStateController.Callback mKeyguardStateCallback =
+            new KeyguardStateController.Callback() {
+        @Override
+        public void onKeyguardShowingChanged() {
+            if (mKeyguardStateController.isShowing()) {
+                if (mQuickAccessWalletController != null) {
+                    mQuickAccessWalletController.queryWalletCards(mCardRetriever);
+                }
+            }
+        }
+    };
 
     public KeyguardBottomAreaView(Context context) {
         this(context, null);
@@ -212,43 +137,8 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
     public KeyguardBottomAreaView(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
-        mShowLeftAffordance = getResources().getBoolean(R.bool.config_keyguardShowLeftAffordance);
-        mShowCameraAffordance = getResources()
-                .getBoolean(R.bool.config_keyguardShowCameraAffordance);
     }
 
-    private AccessibilityDelegate mAccessibilityDelegate = new AccessibilityDelegate() {
-        @Override
-        public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) {
-            super.onInitializeAccessibilityNodeInfo(host, info);
-            String label = null;
-            if (host == mRightAffordanceView) {
-                label = getResources().getString(R.string.camera_label);
-            } else if (host == mLeftAffordanceView) {
-                if (mLeftIsVoiceAssist) {
-                    label = getResources().getString(R.string.voice_assist_label);
-                } else {
-                    label = getResources().getString(R.string.phone_label);
-                }
-            }
-            info.addAction(new AccessibilityAction(ACTION_CLICK, label));
-        }
-
-        @Override
-        public boolean performAccessibilityAction(View host, int action, Bundle args) {
-            if (action == ACTION_CLICK) {
-                if (host == mRightAffordanceView) {
-                    launchCamera(CAMERA_LAUNCH_SOURCE_AFFORDANCE);
-                    return true;
-                } else if (host == mLeftAffordanceView) {
-                    launchLeftAffordance();
-                    return true;
-                }
-            }
-            return super.performAccessibilityAction(host, action, args);
-        }
-    };
-
     public void initFrom(KeyguardBottomAreaView oldBottomArea) {
         setCentralSurfaces(oldBottomArea.mCentralSurfaces);
 
@@ -279,11 +169,7 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        mPreviewInflater = new PreviewInflater(mContext, new LockPatternUtils(mContext),
-                new ActivityIntentHelper(mContext));
         mOverlayContainer = findViewById(R.id.overlay_container);
-        mRightAffordanceView = findViewById(R.id.camera_button);
-        mLeftAffordanceView = findViewById(R.id.left_button);
         mWalletButton = findViewById(R.id.wallet_button);
         mQRCodeScannerButton = findViewById(R.id.qr_code_scanner_button);
         mControlsButton = findViewById(R.id.controls_button);
@@ -295,18 +181,11 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
                 R.dimen.keyguard_indication_margin_bottom);
         mBurnInYOffset = getResources().getDimensionPixelSize(
                 R.dimen.default_burn_in_prevention_offset);
-        updateCameraVisibility();
         mKeyguardStateController = Dependency.get(KeyguardStateController.class);
-        mKeyguardStateController.addCallback(this);
+        mKeyguardStateController.addCallback(mKeyguardStateCallback);
         setClipChildren(false);
         setClipToPadding(false);
-        mRightAffordanceView.setOnClickListener(this);
-        mLeftAffordanceView.setOnClickListener(this);
-        initAccessibility();
         mActivityStarter = Dependency.get(ActivityStarter.class);
-        mFlashlightController = Dependency.get(FlashlightController.class);
-        mAccessibilityController = Dependency.get(AccessibilityController.class);
-        mActivityIntentHelper = new ActivityIntentHelper(getContext());
 
         mIndicationPadding = getResources().getDimensionPixelSize(
                 R.dimen.keyguard_indication_area_padding);
@@ -315,51 +194,18 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         updateControlsVisibility();
     }
 
-    /**
-     * Set the container where the previews are rendered.
-     */
-    public void setPreviewContainer(ViewGroup previewContainer) {
-        mPreviewContainer = previewContainer;
-        inflateCameraPreview();
-        updateLeftAffordance();
-    }
-
     @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
-        mAccessibilityController.addStateChangedCallback(this);
-        mRightExtension = Dependency.get(ExtensionController.class).newExtension(IntentButton.class)
-                .withPlugin(IntentButtonProvider.class, RIGHT_BUTTON_PLUGIN,
-                        p -> p.getIntentButton())
-                .withTunerFactory(new LockButtonFactory(mContext, LOCKSCREEN_RIGHT_BUTTON))
-                .withDefault(() -> new DefaultRightButton())
-                .withCallback(button -> setRightButton(button))
-                .build();
-        mLeftExtension = Dependency.get(ExtensionController.class).newExtension(IntentButton.class)
-                .withPlugin(IntentButtonProvider.class, LEFT_BUTTON_PLUGIN,
-                        p -> p.getIntentButton())
-                .withTunerFactory(new LockButtonFactory(mContext, LOCKSCREEN_LEFT_BUTTON))
-                .withDefault(() -> new DefaultLeftButton())
-                .withCallback(button -> setLeftButton(button))
-                .build();
         final IntentFilter filter = new IntentFilter();
         filter.addAction(DevicePolicyManager.ACTION_DEVICE_POLICY_MANAGER_STATE_CHANGED);
-        getContext().registerReceiverAsUser(mDevicePolicyReceiver,
+        mKeyguardStateController.addCallback(mKeyguardStateCallback);
-                UserHandle.ALL, filter, null, null);
-        mKeyguardUpdateMonitor = Dependency.get(KeyguardUpdateMonitor.class);
-        mKeyguardUpdateMonitor.registerCallback(mUpdateMonitorCallback);
-        mKeyguardStateController.addCallback(this);
     }
 
     @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();
-        mKeyguardStateController.removeCallback(this);
+        mKeyguardStateController.removeCallback(mKeyguardStateCallback);
-        mAccessibilityController.removeStateChangedCallback(this);
-        mRightExtension.destroy();
-        mLeftExtension.destroy();
-        getContext().unregisterReceiver(mDevicePolicyReceiver);
-        mKeyguardUpdateMonitor.removeCallback(mUpdateMonitorCallback);
 
         if (mQuickAccessWalletController != null) {
             mQuickAccessWalletController.unregisterWalletChangeObservers(
@@ -378,11 +224,6 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         }
     }
 
-    private void initAccessibility() {
-        mLeftAffordanceView.setAccessibilityDelegate(mAccessibilityDelegate);
-        mRightAffordanceView.setAccessibilityDelegate(mAccessibilityDelegate);
-    }
-
     @Override
     protected void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
@@ -404,19 +245,7 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
                 getResources().getDimensionPixelSize(
                         com.android.internal.R.dimen.text_size_small_material));
 
-        ViewGroup.LayoutParams lp = mRightAffordanceView.getLayoutParams();
+        ViewGroup.LayoutParams lp = mWalletButton.getLayoutParams();
-        lp.width = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_width);
-        lp.height = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_height);
-        mRightAffordanceView.setLayoutParams(lp);
-        updateRightAffordanceIcon();
-
-        lp = mLeftAffordanceView.getLayoutParams();
-        lp.width = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_width);
-        lp.height = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_height);
-        mLeftAffordanceView.setLayoutParams(lp);
-        updateLeftAffordanceIcon();
-
-        lp = mWalletButton.getLayoutParams();
         lp.width = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_fixed_width);
         lp.height = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_fixed_height);
         mWalletButton.setLayoutParams(lp);
@@ -439,74 +268,8 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         updateAffordanceColors();
     }
 
-    private void updateRightAffordanceIcon() {
-        IconState state = mRightButton.getIcon();
-        mRightAffordanceView.setVisibility(!mDozing && state.isVisible ? View.VISIBLE : View.GONE);
-        if (state.drawable != mRightAffordanceView.getDrawable()
-                || state.tint != mRightAffordanceView.shouldTint()) {
-            mRightAffordanceView.setImageDrawable(state.drawable, state.tint);
-        }
-        mRightAffordanceView.setContentDescription(state.contentDescription);
-    }
-
     public void setCentralSurfaces(CentralSurfaces centralSurfaces) {
         mCentralSurfaces = centralSurfaces;
-        updateCameraVisibility(); // in case onFinishInflate() was called too early
-    }
-
-    public void setAffordanceHelper(KeyguardAffordanceHelper affordanceHelper) {
-        mAffordanceHelper = affordanceHelper;
-    }
-
-    public void setUserSetupComplete(boolean userSetupComplete) {
-        mUserSetupComplete = userSetupComplete;
-        updateCameraVisibility();
-        updateLeftAffordanceIcon();
-    }
-
-    private Intent getCameraIntent() {
-        return mRightButton.getIntent();
-    }
-
-    /**
-     * Resolves the intent to launch the camera application.
-     */
-    public ResolveInfo resolveCameraIntent() {
-        return mContext.getPackageManager().resolveActivityAsUser(getCameraIntent(),
-                PackageManager.MATCH_DEFAULT_ONLY,
-                KeyguardUpdateMonitor.getCurrentUser());
-    }
-
-    private void updateCameraVisibility() {
-        if (mRightAffordanceView == null) {
-            // Things are not set up yet; reply hazy, ask again later
-            return;
-        }
-        mRightAffordanceView.setVisibility(!mDozing && mShowCameraAffordance
-                && mRightButton.getIcon().isVisible ? View.VISIBLE : View.GONE);
-    }
-
-    /**
-     * Set an alternate icon for the left assist affordance (replace the mic icon)
-     */
-    public void setLeftAssistIcon(Drawable drawable) {
-        mLeftAssistIcon = drawable;
-        updateLeftAffordanceIcon();
-    }
-
-    private void updateLeftAffordanceIcon() {
-        if (!mShowLeftAffordance || mDozing) {
-            mLeftAffordanceView.setVisibility(GONE);
-            return;
-        }
-
-        IconState state = mLeftButton.getIcon();
-        mLeftAffordanceView.setVisibility(state.isVisible ? View.VISIBLE : View.GONE);
-        if (state.drawable != mLeftAffordanceView.getDrawable()
-                || state.tint != mLeftAffordanceView.shouldTint()) {
-            mLeftAffordanceView.setImageDrawable(state.drawable, state.tint);
-        }
-        mLeftAffordanceView.setContentDescription(state.contentDescription);
     }
 
     private void updateWalletVisibility() {
@@ -552,73 +315,6 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         }
     }
 
-    public boolean isLeftVoiceAssist() {
-        return mLeftIsVoiceAssist;
-    }
-
-    private boolean isPhoneVisible() {
-        PackageManager pm = mContext.getPackageManager();
-        return pm.hasSystemFeature(PackageManager.FEATURE_TELEPHONY)
-                && pm.resolveActivity(PHONE_INTENT, 0) != null;
-    }
-
-    @Override
-    public void onStateChanged(boolean accessibilityEnabled, boolean touchExplorationEnabled) {
-        mRightAffordanceView.setClickable(touchExplorationEnabled);
-        mLeftAffordanceView.setClickable(touchExplorationEnabled);
-        mRightAffordanceView.setFocusable(accessibilityEnabled);
-        mLeftAffordanceView.setFocusable(accessibilityEnabled);
-    }
-
-    @Override
-    public void onClick(View v) {
-        if (v == mRightAffordanceView) {
-            launchCamera(CAMERA_LAUNCH_SOURCE_AFFORDANCE);
-        } else if (v == mLeftAffordanceView) {
-            launchLeftAffordance();
-        }
-    }
-
-    public void launchCamera(String source) {
-        final Intent intent = getCameraIntent();
-        intent.putExtra(EXTRA_CAMERA_LAUNCH_SOURCE, source);
-        boolean wouldLaunchResolverActivity = mActivityIntentHelper.wouldLaunchResolverActivity(
-                intent, KeyguardUpdateMonitor.getCurrentUser());
-        if (CameraIntents.isSecureCameraIntent(intent) && !wouldLaunchResolverActivity) {
-            AsyncTask.execute(new Runnable() {
-                @Override
-                public void run() {
-                    // Normally an activity will set it's requested rotation
-                    // animation on its window. However when launching an activity
-                    // causes the orientation to change this is too late. In these cases
-                    // the default animation is used. This doesn't look good for
-                    // the camera (as it rotates the camera contents out of sync
-                    // with physical reality). So, we ask the WindowManager to
-                    // force the crossfade animation if an orientation change
-                    // happens to occur during the launch.
-                    ActivityOptions o = ActivityOptions.makeBasic();
-                    o.setDisallowEnterPictureInPictureWhileLaunching(true);
-                    o.setRotationAnimationHint(
-                            WindowManager.LayoutParams.ROTATION_ANIMATION_SEAMLESS);
-                    try {
-                        ActivityTaskManager.getService().startActivityAsUser(
-                                null, getContext().getBasePackageName(),
-                                getContext().getAttributionTag(), intent,
-                                intent.resolveTypeIfNeeded(getContext().getContentResolver()),
-                                null, null, 0, Intent.FLAG_ACTIVITY_NEW_TASK, null, o.toBundle(),
-                                UserHandle.CURRENT.getIdentifier());
-                    } catch (RemoteException e) {
-                        Log.w(TAG, "Unable to start camera activity", e);
-                    }
-                }
-            });
-        } else {
-            // We need to delay starting the activity because ResolverActivity finishes itself if
-            // launched behind lockscreen.
-            mActivityStarter.startActivity(intent, false /* dismissShade */);
-        }
-    }
-
     public void setDarkAmount(float darkAmount) {
         if (darkAmount == mDarkAmount) {
             return;
@@ -627,77 +323,6 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         dozeTimeTick();
     }
 
-    public void launchLeftAffordance() {
-        if (mLeftIsVoiceAssist) {
-            launchVoiceAssist();
-        } else {
-            launchPhone();
-        }
-    }
-
-    @VisibleForTesting
-    void launchVoiceAssist() {
-        Runnable runnable = new Runnable() {
-            @Override
-            public void run() {
-                Dependency.get(AssistManager.class).launchVoiceAssistFromKeyguard();
-            }
-        };
-        if (!mKeyguardStateController.canDismissLockScreen()) {
-            Dependency.get(Dependency.BACKGROUND_EXECUTOR).execute(runnable);
-        } else {
-            boolean dismissShade = !TextUtils.isEmpty(mRightButtonStr)
-                    && Dependency.get(TunerService.class).getValue(LOCKSCREEN_RIGHT_UNLOCK, 1) != 0;
-            mCentralSurfaces.executeRunnableDismissingKeyguard(runnable, null /* cancelAction */,
-                    dismissShade, false /* afterKeyguardGone */, true /* deferred */);
-        }
-    }
-
-    private boolean canLaunchVoiceAssist() {
-        return Dependency.get(AssistManager.class).canVoiceAssistBeLaunchedFromKeyguard();
-    }
-
-    private void launchPhone() {
-        final TelecomManager tm = TelecomManager.from(mContext);
-        if (tm.isInCall()) {
-            AsyncTask.execute(new Runnable() {
-                @Override
-                public void run() {
-                    tm.showInCallScreen(false /* showDialpad */);
-                }
-            });
-        } else {
-            boolean dismissShade = !TextUtils.isEmpty(mLeftButtonStr)
-                    && Dependency.get(TunerService.class).getValue(LOCKSCREEN_LEFT_UNLOCK, 1) != 0;
-            mActivityStarter.startActivity(mLeftButton.getIntent(), dismissShade);
-        }
-    }
-
-
-    @Override
-    protected void onVisibilityChanged(View changedView, int visibility) {
-        super.onVisibilityChanged(changedView, visibility);
-        if (changedView == this && visibility == VISIBLE) {
-            updateCameraVisibility();
-        }
-    }
-
-    public KeyguardAffordanceView getLeftView() {
-        return mLeftAffordanceView;
-    }
-
-    public KeyguardAffordanceView getRightView() {
-        return mRightAffordanceView;
-    }
-
-    public View getLeftPreview() {
-        return mLeftPreview;
-    }
-
-    public View getRightPreview() {
-        return mCameraPreview;
-    }
-
     public View getIndicationArea() {
         return mIndicationArea;
     }
@@ -707,66 +332,6 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         return false;
     }
 
-    @Override
-    public void onUnlockedChanged() {
-        updateCameraVisibility();
-    }
-
-    @Override
-    public void onKeyguardShowingChanged() {
-        if (mKeyguardStateController.isShowing()) {
-            if (mQuickAccessWalletController != null) {
-                mQuickAccessWalletController.queryWalletCards(mCardRetriever);
-            }
-        }
-    }
-
-    private void inflateCameraPreview() {
-        if (mPreviewContainer == null) {
-            return;
-        }
-        View previewBefore = mCameraPreview;
-        boolean visibleBefore = false;
-        if (previewBefore != null) {
-            mPreviewContainer.removeView(previewBefore);
-            visibleBefore = previewBefore.getVisibility() == View.VISIBLE;
-        }
-        mCameraPreview = mPreviewInflater.inflatePreview(getCameraIntent());
-        if (mCameraPreview != null) {
-            mPreviewContainer.addView(mCameraPreview);
-            mCameraPreview.setVisibility(visibleBefore ? View.VISIBLE : View.INVISIBLE);
-        }
-        if (mAffordanceHelper != null) {
-            mAffordanceHelper.updatePreviews();
-        }
-    }
-
-    private void updateLeftPreview() {
-        if (mPreviewContainer == null) {
-            return;
-        }
-        View previewBefore = mLeftPreview;
-        if (previewBefore != null) {
-            mPreviewContainer.removeView(previewBefore);
-        }
-
-        if (mLeftIsVoiceAssist) {
-            if (Dependency.get(AssistManager.class).getVoiceInteractorComponentName() != null) {
-                mLeftPreview = mPreviewInflater.inflatePreviewFromService(
-                        Dependency.get(AssistManager.class).getVoiceInteractorComponentName());
-            }
-        } else {
-            mLeftPreview = mPreviewInflater.inflatePreview(mLeftButton.getIntent());
-        }
-        if (mLeftPreview != null) {
-            mPreviewContainer.addView(mLeftPreview);
-            mLeftPreview.setVisibility(View.INVISIBLE);
-        }
-        if (mAffordanceHelper != null) {
-            mAffordanceHelper.updatePreviews();
-        }
-    }
-
     public void startFinishDozeAnimation() {
         long delay = 0;
         if (mWalletButton.getVisibility() == View.VISIBLE) {
@@ -778,13 +343,6 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
         if (mControlsButton.getVisibility() == View.VISIBLE) {
             startFinishDozeAnimationElement(mControlsButton, delay);
         }
-        if (mLeftAffordanceView.getVisibility() == View.VISIBLE) {
-            startFinishDozeAnimationElement(mLeftAffordanceView, delay);
-            delay += DOZE_ANIMATION_STAGGER_DELAY;
-        }
-        if (mRightAffordanceView.getVisibility() == View.VISIBLE) {
-            startFinishDozeAnimationElement(mRightAffordanceView, delay);
-        }
     }
 
     private void startFinishDozeAnimationElement(View element, long delay) {
@@ -798,58 +356,9 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
                 .setDuration(DOZE_ANIMATION_ELEMENT_DURATION);
     }
 
-    private final BroadcastReceiver mDevicePolicyReceiver = new BroadcastReceiver() {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            post(new Runnable() {
-                @Override
-                public void run() {
-                    updateCameraVisibility();
-                }
-            });
-        }
-    };
-
-    private final KeyguardUpdateMonitorCallback mUpdateMonitorCallback =
-            new KeyguardUpdateMonitorCallback() {
-                @Override
-                public void onUserSwitchComplete(int userId) {
-                    updateCameraVisibility();
-                }
-
-                @Override
-                public void onUserUnlocked() {
-                    inflateCameraPreview();
-                    updateCameraVisibility();
-                    updateLeftAffordance();
-                }
-            };
-
-    public void updateLeftAffordance() {
-        updateLeftAffordanceIcon();
-        updateLeftPreview();
-    }
-
-    private void setRightButton(IntentButton button) {
-        mRightButton = button;
-        updateRightAffordanceIcon();
-        updateCameraVisibility();
-        inflateCameraPreview();
-    }
-
-    private void setLeftButton(IntentButton button) {
-        mLeftButton = button;
-        if (!(mLeftButton instanceof DefaultLeftButton)) {
-            mLeftIsVoiceAssist = false;
-        }
-        updateLeftAffordance();
-    }
-
     public void setDozing(boolean dozing, boolean animate) {
         mDozing = dozing;
 
-        updateCameraVisibility();
-        updateLeftAffordanceIcon();
         updateWalletVisibility();
         updateControlsVisibility();
         updateQRCodeButtonVisibility();
@@ -888,77 +397,12 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
      * Sets the alpha of the indication areas and affordances, excluding the lock icon.
      */
     public void setAffordanceAlpha(float alpha) {
-        mLeftAffordanceView.setAlpha(alpha);
-        mRightAffordanceView.setAlpha(alpha);
         mIndicationArea.setAlpha(alpha);
         mWalletButton.setAlpha(alpha);
         mQRCodeScannerButton.setAlpha(alpha);
         mControlsButton.setAlpha(alpha);
     }
 
-    private class DefaultLeftButton implements IntentButton {
-
-        private IconState mIconState = new IconState();
-
-        @Override
-        public IconState getIcon() {
-            mLeftIsVoiceAssist = canLaunchVoiceAssist();
-            if (mLeftIsVoiceAssist) {
-                mIconState.isVisible = mUserSetupComplete && mShowLeftAffordance;
-                if (mLeftAssistIcon == null) {
-                    mIconState.drawable = mContext.getDrawable(R.drawable.ic_mic_26dp);
-                } else {
-                    mIconState.drawable = mLeftAssistIcon;
-                }
-                mIconState.contentDescription = mContext.getString(
-                        R.string.accessibility_voice_assist_button);
-            } else {
-                mIconState.isVisible = mUserSetupComplete && mShowLeftAffordance
-                        && isPhoneVisible();
-                mIconState.drawable = mContext.getDrawable(
-                        com.android.internal.R.drawable.ic_phone);
-                mIconState.contentDescription = mContext.getString(
-                        R.string.accessibility_phone_button);
-            }
-            return mIconState;
-        }
-
-        @Override
-        public Intent getIntent() {
-            return PHONE_INTENT;
-        }
-    }
-
-    private class DefaultRightButton implements IntentButton {
-
-        private IconState mIconState = new IconState();
-
-        @Override
-        public IconState getIcon() {
-            boolean isCameraDisabled = (mCentralSurfaces != null)
-                    && !mCentralSurfaces.isCameraAllowedByAdmin();
-            mIconState.isVisible = !isCameraDisabled
-                    && mShowCameraAffordance
-                    && mUserSetupComplete
-                    && resolveCameraIntent() != null;
-            mIconState.drawable = mContext.getDrawable(R.drawable.ic_camera_alt_24dp);
-            mIconState.contentDescription =
-                    mContext.getString(R.string.accessibility_camera_button);
-            return mIconState;
-        }
-
-        @Override
-        public Intent getIntent() {
-            boolean canDismissLs = mKeyguardStateController.canDismissLockScreen();
-            boolean secure = mKeyguardStateController.isMethodSecure();
-            if (secure && !canDismissLs) {
-                return CameraIntents.getSecureCameraIntent(getContext());
-            } else {
-                return CameraIntents.getInsecureCameraIntent(getContext());
-            }
-        }
-    }
-
     @Override
     public WindowInsets onApplyWindowInsets(WindowInsets insets) {
         int bottom = insets.getDisplayCutout() != null

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java

@@ -50,8 +50,6 @@ import android.app.ActivityManager;
 import android.app.Fragment;
 import android.app.StatusBarManager;
 import android.content.ContentResolver;
-import android.content.pm.ResolveInfo;
-import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.database.ContentObserver;
 import android.graphics.Canvas;
@@ -117,6 +115,7 @@ import com.android.systemui.animation.ActivityLaunchAnimator;
 import com.android.systemui.animation.Interpolators;
 import com.android.systemui.animation.LaunchAnimator;
 import com.android.systemui.biometrics.AuthController;
+import com.android.systemui.camera.CameraGestureHelper;
 import com.android.systemui.classifier.Classifier;
 import com.android.systemui.classifier.FalsingCollector;
 import com.android.systemui.controls.dagger.ControlsComponent;
@@ -145,7 +144,6 @@ import com.android.systemui.screenrecord.RecordingController;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.GestureRecorder;
-import com.android.systemui.statusbar.KeyguardAffordanceView;
 import com.android.systemui.statusbar.KeyguardIndicationController;
 import com.android.systemui.statusbar.LockscreenShadeTransitionController;
 import com.android.systemui.statusbar.NotificationRemoteInputManager;
@@ -252,9 +250,6 @@ public class NotificationPanelViewController extends PanelViewController {
     private final OnOverscrollTopChangedListener
             mOnOverscrollTopChangedListener =
             new OnOverscrollTopChangedListener();
-    private final KeyguardAffordanceHelperCallback
-            mKeyguardAffordanceHelperCallback =
-            new KeyguardAffordanceHelperCallback();
     private final OnEmptySpaceClickListener
             mOnEmptySpaceClickListener =
             new OnEmptySpaceClickListener();
@@ -338,8 +333,6 @@ public class NotificationPanelViewController extends PanelViewController {
     // Current max allowed keyguard notifications determined by measuring the panel
     private int mMaxAllowedKeyguardNotifications;
 
-    private ViewGroup mPreviewContainer;
-    private KeyguardAffordanceHelper mAffordanceHelper;
     private KeyguardQsUserSwitchController mKeyguardQsUserSwitchController;
     private KeyguardUserSwitcherController mKeyguardUserSwitcherController;
     private KeyguardStatusBarView mKeyguardStatusBar;
@@ -437,8 +430,6 @@ public class NotificationPanelViewController extends PanelViewController {
      */
     private boolean mQsAnimatorExpand;
     private boolean mIsLaunchTransitionFinished;
-    private boolean mIsLaunchTransitionRunning;
-    private Runnable mLaunchAnimationEndRunnable;
     private boolean mOnlyAffordanceInThisMotion;
     private ValueAnimator mQsSizeChangeAnimator;
 
@@ -455,10 +446,8 @@ public class NotificationPanelViewController extends PanelViewController {
     private boolean mClosingWithAlphaFadeOut;
     private boolean mHeadsUpAnimatingAway;
     private boolean mLaunchingAffordance;
-    private boolean mAffordanceHasPreview;
     private final FalsingManager mFalsingManager;
     private final FalsingCollector mFalsingCollector;
-    private String mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_AFFORDANCE;
 
     private Runnable mHeadsUpExistenceChangedRunnable = () -> {
         setHeadsUpAnimatingAway(false);
@@ -491,7 +480,6 @@ public class NotificationPanelViewController extends PanelViewController {
     private float mLinearDarkAmount;
 
     private boolean mPulsing;
-    private boolean mUserSetupComplete;
     private boolean mHideIconsDuringLaunchAnimation = true;
     private int mStackScrollerMeasuringPass;
     /**
@@ -707,6 +695,8 @@ public class NotificationPanelViewController extends PanelViewController {
         }
     };
 
+    private final CameraGestureHelper mCameraGestureHelper;
+
     @Inject
     public NotificationPanelViewController(NotificationPanelView view,
             @Main Resources resources,
@@ -777,7 +767,8 @@ public class NotificationPanelViewController extends PanelViewController {
             NotificationStackSizeCalculator notificationStackSizeCalculator,
             UnlockedScreenOffAnimationController unlockedScreenOffAnimationController,
             ShadeTransitionController shadeTransitionController,
-            SystemClock systemClock) {
+            SystemClock systemClock,
+            CameraGestureHelper cameraGestureHelper) {
         super(view,
                 falsingManager,
                 dozeLog,
@@ -961,6 +952,7 @@ public class NotificationPanelViewController extends PanelViewController {
                         }
                     }
                 });
+        mCameraGestureHelper = cameraGestureHelper;
     }
 
     @VisibleForTesting
@@ -1008,8 +1000,6 @@ public class NotificationPanelViewController extends PanelViewController {
                 mOnEmptySpaceClickListener);
         addTrackingHeadsUpListener(mNotificationStackScrollLayoutController::setTrackingHeadsUp);
         mKeyguardBottomArea = mView.findViewById(R.id.keyguard_bottom_area);
-        mPreviewContainer = mView.findViewById(R.id.preview_container);
-        mKeyguardBottomArea.setPreviewContainer(mPreviewContainer);
 
         initBottomArea();
 
@@ -1033,7 +1023,6 @@ public class NotificationPanelViewController extends PanelViewController {
 
         mView.setRtlChangeListener(layoutDirection -> {
             if (layoutDirection != mOldLayoutDirection) {
-                mAffordanceHelper.onRtlPropertiesChanged();
                 mOldLayoutDirection = layoutDirection;
             }
         });
@@ -1267,7 +1256,6 @@ public class NotificationPanelViewController extends PanelViewController {
         mKeyguardBottomArea = (KeyguardBottomAreaView) mLayoutInflater.inflate(
                 R.layout.keyguard_bottom_area, mView, false);
         mKeyguardBottomArea.initFrom(oldBottomArea);
-        mKeyguardBottomArea.setPreviewContainer(mPreviewContainer);
         mView.addView(mKeyguardBottomArea, index);
         initBottomArea();
         mKeyguardIndicationController.setIndicationArea(mKeyguardBottomArea);
@@ -1304,11 +1292,7 @@ public class NotificationPanelViewController extends PanelViewController {
     }
 
     private void initBottomArea() {
-        mAffordanceHelper = new KeyguardAffordanceHelper(
-                mKeyguardAffordanceHelperCallback, mView.getContext(), mFalsingManager);
-        mKeyguardBottomArea.setAffordanceHelper(mAffordanceHelper);
         mKeyguardBottomArea.setCentralSurfaces(mCentralSurfaces);
-        mKeyguardBottomArea.setUserSetupComplete(mUserSetupComplete);
         mKeyguardBottomArea.setFalsingManager(mFalsingManager);
         mKeyguardBottomArea.initWallet(mQuickAccessWalletController);
         mKeyguardBottomArea.initControls(mControlsComponent);
@@ -1673,10 +1657,6 @@ public class NotificationPanelViewController extends PanelViewController {
     public void resetViews(boolean animate) {
         mIsLaunchTransitionFinished = false;
         mBlockTouches = false;
-        if (!mLaunchingAffordance) {
-            mAffordanceHelper.reset(false);
-            mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_AFFORDANCE;
-        }
         mCentralSurfaces.getGutsManager().closeAndSaveGuts(true /* leavebehind */, true /* force */,
                 true /* controls */, -1 /* x */, -1 /* y */, true /* resetMenu */);
         if (animate && !isFullyCollapsed()) {
@@ -2219,11 +2199,6 @@ public class NotificationPanelViewController extends PanelViewController {
         return isFullyCollapsed() || mBarState != StatusBarState.SHADE;
     }
 
-    @Override
-    protected boolean shouldGestureIgnoreXTouchSlop(float x, float y) {
-        return !mAffordanceHelper.isOnAffordanceIcon(x, y);
-    }
-
     private void onQsTouch(MotionEvent event) {
         int pointerIndex = event.findPointerIndex(mTrackingPointer);
         if (pointerIndex < 0) {
@@ -3388,9 +3363,6 @@ public class NotificationPanelViewController extends PanelViewController {
             mQsExpandImmediate = true;
             setShowShelfOnly(true);
         }
-        if (mBarState == KEYGUARD || mBarState == StatusBarState.SHADE_LOCKED) {
-            mAffordanceHelper.animateHideLeftRightIcon();
-        }
         mNotificationStackScrollLayoutController.onPanelTrackingStarted();
         cancelPendingPanelCollapse();
     }
@@ -3404,12 +3376,6 @@ public class NotificationPanelViewController extends PanelViewController {
                     true /* animate */);
         }
         mNotificationStackScrollLayoutController.onPanelTrackingStopped();
-        if (expand && (mBarState == KEYGUARD
-                || mBarState == StatusBarState.SHADE_LOCKED)) {
-            if (!mHintAnimationRunning) {
-                mAffordanceHelper.reset(true);
-            }
-        }
 
         // If we unlocked from a swipe, the user's finger might still be down after the
         // unlock animation ends. We need to wait until ACTION_UP to enable blurs again.
@@ -3482,10 +3448,6 @@ public class NotificationPanelViewController extends PanelViewController {
         return mIsLaunchTransitionFinished;
     }
 
-    public boolean isLaunchTransitionRunning() {
-        return mIsLaunchTransitionRunning;
-    }
-
     @Override
     public void setIsLaunchAnimationRunning(boolean running) {
         boolean wasRunning = mIsLaunchAnimationRunning;
@@ -3504,10 +3466,6 @@ public class NotificationPanelViewController extends PanelViewController {
         }
     }
 
-    public void setLaunchTransitionEndRunnable(Runnable r) {
-        mLaunchAnimationEndRunnable = r;
-    }
-
     private void updateDozingVisibilities(boolean animate) {
         mKeyguardBottomArea.setDozing(mDozing, animate);
         if (!mDozing && animate) {
@@ -3686,30 +3644,13 @@ public class NotificationPanelViewController extends PanelViewController {
                 && mBarState == StatusBarState.SHADE;
     }
 
-    public void launchCamera(boolean animate, int source) {
+    /** Launches the camera. */
-        if (source == StatusBarManager.CAMERA_LAUNCH_SOURCE_POWER_DOUBLE_TAP) {
+    public void launchCamera(int source) {
-            mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_POWER_DOUBLE_TAP;
-        } else if (source == StatusBarManager.CAMERA_LAUNCH_SOURCE_WIGGLE) {
-            mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_WIGGLE;
-        } else if (source == StatusBarManager.CAMERA_LAUNCH_SOURCE_LIFT_TRIGGER) {
-            mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_LIFT_TRIGGER;
-        } else {
-
-            // Default.
-            mLastCameraLaunchSource = KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_AFFORDANCE;
-        }
-
-        // If we are launching it when we are occluded already we don't want it to animate,
-        // nor setting these flags, since the occluded state doesn't change anymore, hence it's
-        // never reset.
         if (!isFullyCollapsed()) {
             setLaunchingAffordance(true);
-        } else {
-            animate = false;
         }
-        mAffordanceHasPreview = mKeyguardBottomArea.getRightPreview() != null;
+
-        mAffordanceHelper.launchAffordance(
+        mCameraGestureHelper.launchCamera(source);
-                animate, mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL);
     }
 
     public void onAffordanceLaunchEnded() {
@@ -3722,9 +3663,6 @@ public class NotificationPanelViewController extends PanelViewController {
      */
     private void setLaunchingAffordance(boolean launchingAffordance) {
         mLaunchingAffordance = launchingAffordance;
-        mKeyguardAffordanceHelperCallback.getLeftIcon().setLaunchingAffordance(launchingAffordance);
-        mKeyguardAffordanceHelperCallback.getRightIcon().setLaunchingAffordance(
-                launchingAffordance);
         mKeyguardBypassController.setLaunchingAffordance(launchingAffordance);
     }
 
@@ -3732,34 +3670,14 @@ public class NotificationPanelViewController extends PanelViewController {
      * Return true when a bottom affordance is launching an occluded activity with a splash screen.
      */
     public boolean isLaunchingAffordanceWithPreview() {
-        return mLaunchingAffordance && mAffordanceHasPreview;
+        return mLaunchingAffordance;
     }
 
     /**
      * Whether the camera application can be launched for the camera launch gesture.
      */
     public boolean canCameraGestureBeLaunched() {
-        if (!mCentralSurfaces.isCameraAllowedByAdmin()) {
+        return mCameraGestureHelper.canCameraGestureBeLaunched(mBarState);
-            return false;
-        }
-
-        ResolveInfo resolveInfo = mKeyguardBottomArea.resolveCameraIntent();
-        String
-                packageToLaunch =
-                (resolveInfo == null || resolveInfo.activityInfo == null) ? null
-                        : resolveInfo.activityInfo.packageName;
-        return packageToLaunch != null && (mBarState != StatusBarState.SHADE || !isForegroundApp(
-                packageToLaunch)) && !mAffordanceHelper.isSwipingInProgress();
-    }
-
-    /**
-     * Return true if the applications with the package name is running in foreground.
-     *
-     * @param pkgName application package name.
-     */
-    private boolean isForegroundApp(String pkgName) {
-        List<ActivityManager.RunningTaskInfo> tasks = mActivityManager.getRunningTasks(1);
-        return !tasks.isEmpty() && pkgName.equals(tasks.get(0).topActivity.getPackageName());
     }
 
     public boolean hideStatusBarIconsWhenExpanded() {
@@ -3838,9 +3756,6 @@ public class NotificationPanelViewController extends PanelViewController {
     @Override
     public void setTouchAndAnimationDisabled(boolean disabled) {
         super.setTouchAndAnimationDisabled(disabled);
-        if (disabled && mAffordanceHelper.isSwipingInProgress() && !mIsLaunchTransitionRunning) {
-            mAffordanceHelper.reset(false /* animate */);
-        }
         mNotificationStackScrollLayoutController.setAnimationsEnabled(!disabled);
     }
 
@@ -3923,11 +3838,6 @@ public class NotificationPanelViewController extends PanelViewController {
         return mKeyguardBottomArea;
     }
 
-    public void setUserSetupComplete(boolean userSetupComplete) {
-        mUserSetupComplete = userSetupComplete;
-        mKeyguardBottomArea.setUserSetupComplete(userSetupComplete);
-    }
-
     public void applyLaunchAnimationProgress(float linearProgress) {
         boolean hideIcons = LaunchAnimator.getProgress(ActivityLaunchAnimator.TIMINGS,
                 linearProgress, ANIMATION_DELAY_ICON_FADE_IN, 100) == 0.0f;
@@ -4281,10 +4191,6 @@ public class NotificationPanelViewController extends PanelViewController {
                     mMetricsLogger.count(COUNTER_PANEL_OPEN_PEEK, 1);
                 }
                 boolean handled = false;
-                if ((!mIsExpanding || mHintAnimationRunning) && !mQsExpanded
-                        && mBarState != StatusBarState.SHADE && !mDozing) {
-                    handled |= mAffordanceHelper.onTouchEvent(event);
-                }
                 if (mOnlyAffordanceInThisMotion) {
                     return true;
                 }
@@ -4527,139 +4433,6 @@ public class NotificationPanelViewController extends PanelViewController {
         }
     }
 
-    private class KeyguardAffordanceHelperCallback implements KeyguardAffordanceHelper.Callback {
-        @Override
-        public void onAnimationToSideStarted(boolean rightPage, float translation, float vel) {
-            boolean
-                    start =
-                    mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL ? rightPage
-                            : !rightPage;
-            mIsLaunchTransitionRunning = true;
-            mLaunchAnimationEndRunnable = null;
-            float displayDensity = mCentralSurfaces.getDisplayDensity();
-            int lengthDp = Math.abs((int) (translation / displayDensity));
-            int velocityDp = Math.abs((int) (vel / displayDensity));
-            if (start) {
-                mLockscreenGestureLogger.write(MetricsEvent.ACTION_LS_DIALER, lengthDp, velocityDp);
-                mLockscreenGestureLogger.log(LockscreenUiEvent.LOCKSCREEN_DIALER);
-                mFalsingCollector.onLeftAffordanceOn();
-                if (mFalsingCollector.shouldEnforceBouncer()) {
-                    mCentralSurfaces.executeRunnableDismissingKeyguard(
-                            () -> mKeyguardBottomArea.launchLeftAffordance(), null,
-                            true /* dismissShade */, false /* afterKeyguardGone */,
-                            true /* deferred */);
-                } else {
-                    mKeyguardBottomArea.launchLeftAffordance();
-                }
-            } else {
-                if (KeyguardBottomAreaView.CAMERA_LAUNCH_SOURCE_AFFORDANCE.equals(
-                        mLastCameraLaunchSource)) {
-                    mLockscreenGestureLogger.write(
-                            MetricsEvent.ACTION_LS_CAMERA, lengthDp, velocityDp);
-                    mLockscreenGestureLogger.log(LockscreenUiEvent.LOCKSCREEN_CAMERA);
-                }
-                mFalsingCollector.onCameraOn();
-                if (mFalsingCollector.shouldEnforceBouncer()) {
-                    mCentralSurfaces.executeRunnableDismissingKeyguard(
-                            () -> mKeyguardBottomArea.launchCamera(mLastCameraLaunchSource), null,
-                            true /* dismissShade */, false /* afterKeyguardGone */,
-                            true /* deferred */);
-                } else {
-                    mKeyguardBottomArea.launchCamera(mLastCameraLaunchSource);
-                }
-            }
-            mCentralSurfaces.startLaunchTransitionTimeout();
-            mBlockTouches = true;
-        }
-
-        @Override
-        public void onAnimationToSideEnded() {
-            mIsLaunchTransitionRunning = false;
-            mIsLaunchTransitionFinished = true;
-            if (mLaunchAnimationEndRunnable != null) {
-                mLaunchAnimationEndRunnable.run();
-                mLaunchAnimationEndRunnable = null;
-            }
-            mCentralSurfaces.readyForKeyguardDone();
-        }
-
-        @Override
-        public float getMaxTranslationDistance() {
-            return (float) Math.hypot(mView.getWidth(), getHeight());
-        }
-
-        @Override
-        public void onSwipingStarted(boolean rightIcon) {
-            mFalsingCollector.onAffordanceSwipingStarted(rightIcon);
-            mView.requestDisallowInterceptTouchEvent(true);
-            mOnlyAffordanceInThisMotion = true;
-            mQsTracking = false;
-        }
-
-        @Override
-        public void onSwipingAborted() {
-            mFalsingCollector.onAffordanceSwipingAborted();
-        }
-
-        @Override
-        public void onIconClicked(boolean rightIcon) {
-            if (mHintAnimationRunning) {
-                return;
-            }
-            mHintAnimationRunning = true;
-            mAffordanceHelper.startHintAnimation(rightIcon, () -> {
-                mHintAnimationRunning = false;
-                mCentralSurfaces.onHintFinished();
-            });
-            rightIcon =
-                    mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL ? !rightIcon
-                            : rightIcon;
-            if (rightIcon) {
-                mCentralSurfaces.onCameraHintStarted();
-            } else {
-                if (mKeyguardBottomArea.isLeftVoiceAssist()) {
-                    mCentralSurfaces.onVoiceAssistHintStarted();
-                } else {
-                    mCentralSurfaces.onPhoneHintStarted();
-                }
-            }
-        }
-
-        @Override
-        public KeyguardAffordanceView getLeftIcon() {
-            return mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
-                    ? mKeyguardBottomArea.getRightView() : mKeyguardBottomArea.getLeftView();
-        }
-
-        @Override
-        public KeyguardAffordanceView getRightIcon() {
-            return mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
-                    ? mKeyguardBottomArea.getLeftView() : mKeyguardBottomArea.getRightView();
-        }
-
-        @Override
-        public View getLeftPreview() {
-            return mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
-                    ? mKeyguardBottomArea.getRightPreview() : mKeyguardBottomArea.getLeftPreview();
-        }
-
-        @Override
-        public View getRightPreview() {
-            return mView.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL
-                    ? mKeyguardBottomArea.getLeftPreview() : mKeyguardBottomArea.getRightPreview();
-        }
-
-        @Override
-        public float getAffordanceFalsingFactor() {
-            return mCentralSurfaces.isWakeUpComingFromTouch() ? 1.5f : 1.0f;
-        }
-
-        @Override
-        public boolean needsAntiFalsing() {
-            return mBarState == KEYGUARD;
-        }
-    }
-
     private class OnEmptySpaceClickListener implements
             NotificationStackScrollLayout.OnEmptySpaceClickListener {
         @Override
@@ -5118,15 +4891,6 @@ public class NotificationPanelViewController extends PanelViewController {
         }
     }
 
-    private class OnConfigurationChangedListener extends
-            PanelViewController.OnConfigurationChangedListener {
-        @Override
-        public void onConfigurationChanged(Configuration newConfig) {
-            super.onConfigurationChanged(newConfig);
-            mAffordanceHelper.onConfigurationChanged();
-        }
-    }
-
     private class OnApplyWindowInsetsListener implements View.OnApplyWindowInsetsListener {
         public WindowInsets onApplyWindowInsets(View v, WindowInsets insets) {
             // the same types of insets that are handled in NotificationShadeWindowView

packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelViewController.java

@@ -484,8 +484,6 @@ public abstract class PanelViewController {
 
     protected abstract boolean shouldGestureWaitForTouchSlop();
 
-    protected abstract boolean shouldGestureIgnoreXTouchSlop(float x, float y);
-
     protected void onTrackingStopped(boolean expand) {
         mTracking = false;
         mCentralSurfaces.onTrackingStopped(expand);
@@ -1333,7 +1331,7 @@ public abstract class PanelViewController {
 
             if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
                 mGestureWaitForTouchSlop = shouldGestureWaitForTouchSlop();
-                mIgnoreXTouchSlop = isFullyCollapsed() || shouldGestureIgnoreXTouchSlop(x, y);
+                mIgnoreXTouchSlop = true;
             }
 
             switch (event.getActionMasked()) {

packages/SystemUI/src/com/android/systemui/statusbar/policy/PreviewInflater.java

@@ -1,150 +0,0 @@
-/*
- * 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.statusbar.policy;
-
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-
-import com.android.internal.widget.LockPatternUtils;
-import com.android.keyguard.KeyguardUpdateMonitor;
-import com.android.systemui.ActivityIntentHelper;
-import com.android.systemui.statusbar.phone.KeyguardPreviewContainer;
-
-import java.util.List;
-
-/**
- * Utility class to inflate previews for phone and camera affordance.
- */
-public class PreviewInflater {
-
-    private static final String TAG = "PreviewInflater";
-
-    private static final String META_DATA_KEYGUARD_LAYOUT = "com.android.keyguard.layout";
-    private final ActivityIntentHelper mActivityIntentHelper;
-
-    private Context mContext;
-    private LockPatternUtils mLockPatternUtils;
-
-    public PreviewInflater(Context context, LockPatternUtils lockPatternUtils,
-            ActivityIntentHelper activityIntentHelper) {
-        mContext = context;
-        mLockPatternUtils = lockPatternUtils;
-        mActivityIntentHelper = activityIntentHelper;
-    }
-
-    public View inflatePreview(Intent intent) {
-        WidgetInfo info = getWidgetInfo(intent);
-        return inflatePreview(info);
-    }
-
-    public View inflatePreviewFromService(ComponentName componentName) {
-        WidgetInfo info = getWidgetInfoFromService(componentName);
-        return inflatePreview(info);
-    }
-
-    private KeyguardPreviewContainer inflatePreview(WidgetInfo info) {
-        if (info == null) {
-            return null;
-        }
-        View v = inflateWidgetView(info);
-        if (v == null) {
-            return null;
-        }
-        KeyguardPreviewContainer container = new KeyguardPreviewContainer(mContext, null);
-        container.addView(v);
-        return container;
-    }
-
-    private View inflateWidgetView(WidgetInfo widgetInfo) {
-        View widgetView = null;
-        try {
-            Context appContext = mContext.createPackageContext(
-                    widgetInfo.contextPackage, Context.CONTEXT_RESTRICTED);
-            LayoutInflater appInflater = (LayoutInflater)
-                    appContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-            appInflater = appInflater.cloneInContext(appContext);
-            widgetView = appInflater.inflate(widgetInfo.layoutId, null, false);
-        } catch (PackageManager.NameNotFoundException|RuntimeException e) {
-            Log.w(TAG, "Error creating widget view", e);
-        }
-        return widgetView;
-    }
-
-    private WidgetInfo getWidgetInfoFromService(ComponentName componentName) {
-        PackageManager packageManager = mContext.getPackageManager();
-        // Look for the preview specified in the service meta-data
-        try {
-            Bundle metaData = packageManager.getServiceInfo(
-                    componentName, PackageManager.GET_META_DATA).metaData;
-            return getWidgetInfoFromMetaData(componentName.getPackageName(), metaData);
-        } catch (PackageManager.NameNotFoundException e) {
-            Log.w(TAG, "Failed to load preview; " + componentName.flattenToShortString()
-                    + " not found", e);
-        }
-        return null;
-    }
-
-    private WidgetInfo getWidgetInfoFromMetaData(String contextPackage,
-            Bundle metaData) {
-        if (metaData == null) {
-            return null;
-        }
-        int layoutId = metaData.getInt(META_DATA_KEYGUARD_LAYOUT);
-        if (layoutId == 0) {
-            return null;
-        }
-        WidgetInfo info = new WidgetInfo();
-        info.contextPackage = contextPackage;
-        info.layoutId = layoutId;
-        return info;
-    }
-
-    private WidgetInfo getWidgetInfo(Intent intent) {
-        PackageManager packageManager = mContext.getPackageManager();
-        int flags = PackageManager.MATCH_DEFAULT_ONLY
-                | PackageManager.MATCH_DIRECT_BOOT_AWARE
-                | PackageManager.MATCH_DIRECT_BOOT_UNAWARE;
-        final List<ResolveInfo> appList = packageManager.queryIntentActivitiesAsUser(
-                intent, flags, KeyguardUpdateMonitor.getCurrentUser());
-        if (appList.size() == 0) {
-            return null;
-        }
-        ResolveInfo resolved = packageManager.resolveActivityAsUser(intent,
-                flags | PackageManager.GET_META_DATA,
-                KeyguardUpdateMonitor.getCurrentUser());
-        if (mActivityIntentHelper.wouldLaunchResolverActivity(resolved, appList)) {
-            return null;
-        }
-        if (resolved == null || resolved.activityInfo == null) {
-            return null;
-        }
-        return getWidgetInfoFromMetaData(resolved.activityInfo.packageName,
-                resolved.activityInfo.metaData);
-    }
-
-    private static class WidgetInfo {
-        String contextPackage;
-        int layoutId;
-    }
-}

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java

@@ -848,7 +848,6 @@ public class CentralSurfacesImplTest extends SysuiTestCase {
         mCentralSurfaces.showKeyguardImpl();
 
         // Starting a pulse should change the scrim controller to the pulsing state
-        when(mNotificationPanelViewController.isLaunchTransitionRunning()).thenReturn(true);
         when(mNotificationPanelViewController.isLaunchingAffordanceWithPreview()).thenReturn(true);
         mCentralSurfaces.updateScrimController();
         verify(mScrimController).transitionTo(eq(ScrimState.UNLOCKED), any());
@@ -885,7 +884,6 @@ public class CentralSurfacesImplTest extends SysuiTestCase {
         mCentralSurfaces.showKeyguardImpl();
 
         // Starting a pulse should change the scrim controller to the pulsing state
-        when(mNotificationPanelViewController.isLaunchTransitionRunning()).thenReturn(true);
         when(mNotificationPanelViewController.isLaunchingAffordanceWithPreview()).thenReturn(false);
         mCentralSurfaces.updateScrimController();
         verify(mScrimController).transitionTo(eq(ScrimState.KEYGUARD));

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaTest.kt

@@ -12,12 +12,12 @@ import com.android.systemui.statusbar.policy.AccessibilityController
 import com.android.systemui.statusbar.policy.FlashlightController
 import com.android.systemui.statusbar.policy.KeyguardStateController
 import com.android.systemui.tuner.TunerService
+import java.util.concurrent.Executor
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.Mock
 import org.mockito.MockitoAnnotations
-import java.util.concurrent.Executor
 
 @SmallTest
 @RunWith(AndroidTestingRunner::class)
@@ -51,6 +51,5 @@ class KeyguardBottomAreaTest : SysuiTestCase() {
                 null, false) as KeyguardBottomAreaView
 
         other.initFrom(mKeyguardBottomArea)
-        other.launchVoiceAssist()
     }
-}
+}

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/NotificationPanelViewControllerTest.java

@@ -87,6 +87,7 @@ import com.android.systemui.DejankUtils;
 import com.android.systemui.R;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.biometrics.AuthController;
+import com.android.systemui.camera.CameraGestureHelper;
 import com.android.systemui.classifier.FalsingCollectorFake;
 import com.android.systemui.classifier.FalsingManagerFake;
 import com.android.systemui.controls.dagger.ControlsComponent;
@@ -106,7 +107,6 @@ import com.android.systemui.plugins.qs.QS;
 import com.android.systemui.qrcodescanner.controller.QRCodeScannerController;
 import com.android.systemui.screenrecord.RecordingController;
 import com.android.systemui.statusbar.CommandQueue;
-import com.android.systemui.statusbar.KeyguardAffordanceView;
 import com.android.systemui.statusbar.KeyguardIndicationController;
 import com.android.systemui.statusbar.LockscreenShadeTransitionController;
 import com.android.systemui.statusbar.NotificationRemoteInputManager;
@@ -401,8 +401,6 @@ public class NotificationPanelViewControllerTest extends SysuiTestCase {
         when(mNotificationStackScrollLayoutController.getHeadsUpCallback())
                 .thenReturn(mHeadsUpCallback);
         when(mView.findViewById(R.id.keyguard_bottom_area)).thenReturn(mKeyguardBottomArea);
-        when(mKeyguardBottomArea.getLeftView()).thenReturn(mock(KeyguardAffordanceView.class));
-        when(mKeyguardBottomArea.getRightView()).thenReturn(mock(KeyguardAffordanceView.class));
         when(mKeyguardBottomArea.animate()).thenReturn(mock(ViewPropertyAnimator.class));
         when(mView.findViewById(R.id.qs_frame)).thenReturn(mQsFrame);
         when(mView.findViewById(R.id.keyguard_status_view))
@@ -544,7 +542,8 @@ public class NotificationPanelViewControllerTest extends SysuiTestCase {
                 mNotificationStackSizeCalculator,
                 mUnlockedScreenOffAnimationController,
                 mShadeTransitionController,
-                mSystemClock);
+                mSystemClock,
+                mock(CameraGestureHelper.class));
         mNotificationPanelViewController.initDependencies(
                 mCentralSurfaces,
                 () -> {},