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/*
* Copyright (C) 2017 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.settings.location;
import android.content.Context;
import android.os.UserHandle;
import android.os.UserManager;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import com.android.settings.widget.SettingsMainSwitchBar;
import com.android.settingslib.RestrictedLockUtils;
import com.android.settingslib.core.lifecycle.Lifecycle;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
/**
* The switch controller for the location.
*/
public class LocationSwitchBarController implements OnCheckedChangeListener,
LocationEnabler.LocationModeChangeListener, LifecycleObserver, OnStart, OnStop {
private final SettingsMainSwitchBar mSwitchBar;
private final LocationEnabler mLocationEnabler;
private boolean mValidListener;
public LocationSwitchBarController(Context context, SettingsMainSwitchBar switchBar,
Lifecycle lifecycle) {
mSwitchBar = switchBar;
mLocationEnabler = new LocationEnabler(context, this /* listener */, lifecycle);
if (lifecycle != null) {
lifecycle.addObserver(this);
}
}
@Override
public void onStart() {
if (!mValidListener) {
mSwitchBar.addOnSwitchChangeListener(this);
mValidListener = true;
}
}
@Override
public void onStop() {
if (mValidListener) {
mSwitchBar.removeOnSwitchChangeListener(this);
mValidListener = false;
}
}
@Override
public void onLocationModeChanged(int mode, boolean restricted) {
// Restricted user can't change the location mode, so disable the primary switch. But in
// some corner cases, the location might still be enabled. In such case the primary switch
// should be disabled but checked.
final boolean enabled = mLocationEnabler.isEnabled(mode);
final int userId = UserHandle.myUserId();
final RestrictedLockUtils.EnforcedAdmin admin =
mLocationEnabler.getShareLocationEnforcedAdmin(userId);
final boolean hasBaseUserRestriction =
mLocationEnabler.hasShareLocationRestriction(userId);
// Disable the whole switch bar instead of the switch itself. If we disabled the switch
// only, it would be re-enabled again if the switch bar is not disabled.
if (!hasBaseUserRestriction && admin != null) {
mSwitchBar.setDisabledByAdmin(admin);
} else if (restricted) {
RestrictedLockUtils.EnforcedAdmin enforcedAdmin = RestrictedLockUtils.EnforcedAdmin
.createDefaultEnforcedAdminWithRestriction(UserManager.DISALLOW_SHARE_LOCATION);
mSwitchBar.setDisabledByAdmin(enforcedAdmin);
} else {
mSwitchBar.setEnabled(true);
}
if (enabled != mSwitchBar.isChecked()) {
// set listener to null so that that code below doesn't trigger onCheckedChanged()
if (mValidListener) {
mSwitchBar.removeOnSwitchChangeListener(this);
}
mSwitchBar.setChecked(enabled);
if (mValidListener) {
mSwitchBar.addOnSwitchChangeListener(this);
}
}
}
/**
* Listens to the state change of the location primary switch.
*/
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mLocationEnabler.setLocationEnabled(isChecked);
}
}