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/*
* Copyright (c) 2016, The Android Open Source Project
* Contributed by the Paranoid Android 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.qs.tiles;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.nfc.NfcAdapter;
import android.os.Handler;
import android.os.Looper;
import android.provider.Settings;
import android.service.quicksettings.Tile;
import android.view.View;
import android.widget.Switch;
import androidx.annotation.Nullable;
import com.android.internal.logging.MetricsLogger;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.systemui.R;
import com.android.systemui.broadcast.BroadcastDispatcher;
import com.android.systemui.dagger.qualifiers.Background;
import com.android.systemui.dagger.qualifiers.Main;
import com.android.systemui.plugins.ActivityStarter;
import com.android.systemui.plugins.FalsingManager;
import com.android.systemui.plugins.qs.QSTile.BooleanState;
import com.android.systemui.plugins.statusbar.StatusBarStateController;
import com.android.systemui.qs.QSHost;
import com.android.systemui.qs.logging.QSLogger;
import com.android.systemui.qs.tileimpl.QSTileImpl;
import javax.inject.Inject;
/** Quick settings tile: Enable/Disable NFC **/
public class NfcTile extends QSTileImpl<BooleanState> {
private static final String NFC = "nfc";
private final Icon mIcon = ResourceIcon.get(R.drawable.ic_qs_nfc);
private NfcAdapter mAdapter;
private BroadcastDispatcher mBroadcastDispatcher;
private boolean mListening;
@Inject
public NfcTile(
QSHost host,
@Background Looper backgroundLooper,
@Main Handler mainHandler,
FalsingManager falsingManager,
MetricsLogger metricsLogger,
StatusBarStateController statusBarStateController,
ActivityStarter activityStarter,
QSLogger qsLogger,
BroadcastDispatcher broadcastDispatcher
) {
super(host, backgroundLooper, mainHandler, falsingManager, metricsLogger,
statusBarStateController, activityStarter, qsLogger);
mBroadcastDispatcher = broadcastDispatcher;
}
@Override
public BooleanState newTileState() {
return new BooleanState();
}
@Override
public void handleSetListening(boolean listening) {
super.handleSetListening(listening);
if (mListening == listening) return;
mListening = listening;
if (mListening) {
mBroadcastDispatcher.registerReceiver(mNfcReceiver,
new IntentFilter(NfcAdapter.ACTION_ADAPTER_STATE_CHANGED));
} else {
mBroadcastDispatcher.unregisterReceiver(mNfcReceiver);
}
}
@Override
public boolean isAvailable() {
String stockTiles = mContext.getString(R.string.quick_settings_tiles_stock);
// For the restore from backup case
// Return false when "nfc" is not listed in quick_settings_tiles_stock.
if (stockTiles.contains(NFC)) {
return mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_NFC);
}
return false;
}
@Override
protected void handleUserSwitch(int newUserId) {
}
@Override
public Intent getLongClickIntent() {
return new Intent(Settings.ACTION_NFC_SETTINGS);
}
@Override
protected void handleClick(@Nullable View view) {
if (getAdapter() == null) {
return;
}
if (!getAdapter().isEnabled()) {
getAdapter().enable();
} else {
getAdapter().disable();
}
}
@Override
public CharSequence getTileLabel() {
return mContext.getString(R.string.quick_settings_nfc_label);
}
@Override
protected void handleUpdateState(BooleanState state, Object arg) {
state.value = getAdapter() != null && getAdapter().isEnabled();
state.state = getAdapter() == null
? Tile.STATE_UNAVAILABLE
: state.value ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
state.icon = mIcon;
state.label = mContext.getString(R.string.quick_settings_nfc_label);
state.expandedAccessibilityClassName = Switch.class.getName();
state.contentDescription = state.label;
}
@Override
public int getMetricsCategory() {
return MetricsEvent.QS_NFC;
}
@Override
protected String composeChangeAnnouncement() {
if (mState.value) {
return mContext.getString(R.string.quick_settings_nfc_on);
} else {
return mContext.getString(R.string.quick_settings_nfc_off);
}
}
private NfcAdapter getAdapter() {
if (mAdapter == null) {
try {
mAdapter = NfcAdapter.getNfcAdapter(mContext.getApplicationContext());
} catch (UnsupportedOperationException e) {
mAdapter = null;
}
}
return mAdapter;
}
private BroadcastReceiver mNfcReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
refreshState();
}
};
}
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