| /* |
| * Copyright (C) 2015 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.car; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorListenerAdapter; |
| import android.car.user.CarUserManagerHelper; |
| import android.content.Context; |
| import android.view.View; |
| import android.view.ViewStub; |
| |
| import android.support.v7.widget.GridLayoutManager; |
| |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.phone.StatusBar; |
| |
| /** |
| * Manages the fullscreen user switcher. |
| */ |
| public class FullscreenUserSwitcher { |
| private final View mContainer; |
| private final View mParent; |
| private final UserGridRecyclerView mUserGridView; |
| private final int mShortAnimDuration; |
| private final StatusBar mStatusBar; |
| private final CarUserManagerHelper mCarUserManagerHelper; |
| private int mCurrentForegroundUserId; |
| private boolean mShowing; |
| |
| public FullscreenUserSwitcher(StatusBar statusBar, ViewStub containerStub, Context context) { |
| mStatusBar = statusBar; |
| mParent = containerStub.inflate(); |
| mContainer = mParent.findViewById(R.id.container); |
| mUserGridView = mContainer.findViewById(R.id.user_grid); |
| GridLayoutManager layoutManager = new GridLayoutManager(context, |
| context.getResources().getInteger(R.integer.user_fullscreen_switcher_num_col)); |
| mUserGridView.getRecyclerView().setLayoutManager(layoutManager); |
| mUserGridView.buildAdapter(); |
| mUserGridView.setUserSelectionListener(this::onUserSelected); |
| |
| mCarUserManagerHelper = new CarUserManagerHelper(context); |
| updateCurrentForegroundUser(); |
| |
| mShortAnimDuration = mContainer.getResources() |
| .getInteger(android.R.integer.config_shortAnimTime); |
| } |
| |
| public void show() { |
| if (mShowing) { |
| return; |
| } |
| mShowing = true; |
| mParent.setVisibility(View.VISIBLE); |
| } |
| |
| public void hide() { |
| mShowing = false; |
| mParent.setVisibility(View.GONE); |
| } |
| |
| public void onUserSwitched(int newUserId) { |
| // The logic for foreground user change is needed here to exclude the reboot case. On |
| // reboot, system fires ACTION_USER_SWITCHED change from -1 to 0 user. This is not an actual |
| // user switch. We only want to trigger keyguard dismissal when foreground user changes. |
| if (foregroundUserChanged()) { |
| toggleSwitchInProgress(false); |
| updateCurrentForegroundUser(); |
| mParent.post(this::dismissKeyguard); |
| } |
| } |
| |
| private boolean foregroundUserChanged() { |
| return mCurrentForegroundUserId != mCarUserManagerHelper.getCurrentForegroundUserId(); |
| } |
| |
| private void updateCurrentForegroundUser() { |
| mCurrentForegroundUserId = mCarUserManagerHelper.getCurrentForegroundUserId(); |
| } |
| |
| private void onUserSelected(UserGridRecyclerView.UserRecord record) { |
| if (record.mIsForeground) { |
| dismissKeyguard(); |
| return; |
| } |
| toggleSwitchInProgress(true); |
| } |
| |
| // Dismisses the keyguard and shows bouncer if authentication is necessary. |
| private void dismissKeyguard() { |
| mStatusBar.executeRunnableDismissingKeyguard(null/* runnable */, null /* cancelAction */, |
| true /* dismissShade */, true /* afterKeyguardGone */, true /* deferred */); |
| } |
| |
| private void toggleSwitchInProgress(boolean inProgress) { |
| if (inProgress) { |
| fadeOut(mContainer); |
| } else { |
| fadeIn(mContainer); |
| } |
| } |
| |
| private void fadeOut(View view) { |
| view.animate() |
| .alpha(0.0f) |
| .setDuration(mShortAnimDuration) |
| .setListener(new AnimatorListenerAdapter() { |
| @Override |
| public void onAnimationEnd(Animator animation) { |
| view.setVisibility(View.GONE); |
| } |
| }); |
| } |
| |
| private void fadeIn(View view) { |
| view.animate() |
| .alpha(1.0f) |
| .setDuration(mShortAnimDuration) |
| .setListener(new AnimatorListenerAdapter() { |
| @Override |
| public void onAnimationStart(Animator animator) { |
| view.setAlpha(0.0f); |
| view.setVisibility(View.VISIBLE); |
| } |
| }); |
| } |
| } |