| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.systemui.car.userswitcher; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorListenerAdapter; |
| import android.car.Car; |
| import android.car.user.CarUserManager; |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.view.KeyEvent; |
| import android.view.View; |
| |
| import androidx.recyclerview.widget.GridLayoutManager; |
| |
| import com.android.systemui.R; |
| import com.android.systemui.car.CarServiceProvider; |
| import com.android.systemui.car.window.OverlayViewController; |
| import com.android.systemui.car.window.OverlayViewGlobalStateController; |
| import com.android.systemui.dagger.qualifiers.Main; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| /** |
| * Controller for {@link R.layout#car_fullscreen_user_switcher}. |
| */ |
| @Singleton |
| public class FullScreenUserSwitcherViewController extends OverlayViewController { |
| private final Context mContext; |
| private final Resources mResources; |
| private final CarServiceProvider mCarServiceProvider; |
| private final int mShortAnimationDuration; |
| private CarUserManager mCarUserManager; |
| private UserGridRecyclerView mUserGridView; |
| private UserGridRecyclerView.UserSelectionListener mUserSelectionListener; |
| |
| @Inject |
| public FullScreenUserSwitcherViewController( |
| Context context, |
| @Main Resources resources, |
| CarServiceProvider carServiceProvider, |
| OverlayViewGlobalStateController overlayViewGlobalStateController) { |
| super(R.id.fullscreen_user_switcher_stub, overlayViewGlobalStateController); |
| mContext = context; |
| mResources = resources; |
| mCarServiceProvider = carServiceProvider; |
| mCarServiceProvider.addListener(car -> { |
| mCarUserManager = (CarUserManager) car.getCarManager(Car.CAR_USER_SERVICE); |
| registerCarUserManagerIfPossible(); |
| }); |
| mShortAnimationDuration = mResources.getInteger(android.R.integer.config_shortAnimTime); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| // Intercept back button. |
| UserSwitcherContainer container = getLayout().findViewById(R.id.container); |
| container.setKeyEventHandler(event -> { |
| if (event.getKeyCode() != KeyEvent.KEYCODE_BACK) { |
| return false; |
| } |
| |
| if (event.getAction() == KeyEvent.ACTION_UP && getLayout().isVisibleToUser()) { |
| stop(); |
| } |
| return true; |
| }); |
| |
| // Initialize user grid. |
| mUserGridView = getLayout().findViewById(R.id.user_grid); |
| GridLayoutManager layoutManager = new GridLayoutManager(mContext, |
| mResources.getInteger(R.integer.user_fullscreen_switcher_num_col)); |
| mUserGridView.setLayoutManager(layoutManager); |
| mUserGridView.buildAdapter(); |
| mUserGridView.setUserSelectionListener(mUserSelectionListener); |
| registerCarUserManagerIfPossible(); |
| } |
| |
| @Override |
| protected int getFocusAreaViewId() { |
| return R.id.user_switcher_container; |
| } |
| |
| @Override |
| protected boolean shouldFocusWindow() { |
| return true; |
| } |
| |
| @Override |
| protected void showInternal() { |
| getLayout().setVisibility(View.VISIBLE); |
| } |
| |
| @Override |
| protected void hideInternal() { |
| // Switching is about to happen, since it takes time, fade out the switcher gradually. |
| fadeOut(); |
| } |
| |
| private void fadeOut() { |
| mUserGridView.animate() |
| .alpha(0.0f) |
| .setDuration(mShortAnimationDuration) |
| .setListener(new AnimatorListenerAdapter() { |
| @Override |
| public void onAnimationEnd(Animator animation) { |
| getLayout().setVisibility(View.GONE); |
| mUserGridView.setAlpha(1.0f); |
| } |
| }); |
| |
| } |
| |
| /** |
| * Set {@link UserGridRecyclerView.UserSelectionListener}. |
| */ |
| void setUserGridSelectionListener( |
| UserGridRecyclerView.UserSelectionListener userGridSelectionListener) { |
| mUserSelectionListener = userGridSelectionListener; |
| } |
| |
| private void registerCarUserManagerIfPossible() { |
| if (mUserGridView != null && mCarUserManager != null) { |
| mUserGridView.setCarUserManager(mCarUserManager); |
| } |
| } |
| } |