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/*
* 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.content.Context;
import android.view.View;
import android.view.ViewStub;
import android.widget.ProgressBar;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.RecyclerView;
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 ProgressBar mSwitchingUsers;
private final int mShortAnimDuration;
private final StatusBar mStatusBar;
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.setLayoutManager(layoutManager);
mUserGridView.buildAdapter();
mUserGridView.setUserSelectionListener(this::onUserSelected);
mShortAnimDuration = mContainer.getResources()
.getInteger(android.R.integer.config_shortAnimTime);
mSwitchingUsers = mParent.findViewById(R.id.switching_users);
}
public void show() {
if (mShowing) {
return;
}
mShowing = true;
mParent.setVisibility(View.VISIBLE);
}
public void hide() {
mShowing = false;
toggleSwitchInProgress(false);
mParent.setVisibility(View.GONE);
}
public void onUserSwitched(int newUserId) {
mParent.post(this::showOfflineAuthUi);
}
private void onUserSelected(UserGridRecyclerView.UserRecord record) {
if (record.mIsForeground) {
showOfflineAuthUi();
return;
}
toggleSwitchInProgress(true);
}
private void showOfflineAuthUi() {
mStatusBar.executeRunnableDismissingKeyguard(null/* runnable */, null /* cancelAction */,
true /* dismissShade */, true /* afterKeyguardGone */, true /* deferred */);
}
private void toggleSwitchInProgress(boolean inProgress) {
if (inProgress) {
crossFade(mSwitchingUsers, mContainer);
} else {
crossFade(mContainer, mSwitchingUsers);
}
}
private void crossFade(View incoming, View outgoing) {
incoming.animate()
.alpha(1.0f)
.setDuration(mShortAnimDuration)
.setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animator) {
incoming.setAlpha(0.0f);
incoming.setVisibility(View.VISIBLE);
}
});
outgoing.animate()
.alpha(0.0f)
.setDuration(mShortAnimDuration)
.setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
outgoing.setVisibility(View.GONE);
}
});
}
}
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