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/*
* Copyright (C) 2011 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.cellbroadcastreceiver;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.telephony.CellBroadcastMessage;
import android.util.Log;
/**
* Custom alert dialog with optional flashing warning icon.
* Alert audio and text-to-speech handled by {@link CellBroadcastAlertAudio}.
* Keyguard handling based on {@code AlarmAlert} class from DeskClock app.
*/
public class CellBroadcastAlertDialog extends CellBroadcastAlertFullScreen {
private static final String TAG = "CellBroadcastAlertDialog";
private BroadcastReceiver mScreenOffReceiver;
private class ScreenOffReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
handleScreenOff();
}
}
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
Log.d(TAG, "Alert Dialog Created");
// Listen for the screen turning off so that when the screen comes back
// on, the user does not need to unlock the phone to dismiss the alert.
if (CellBroadcastConfigService.isEmergencyAlertMessage(getLatestMessage())) {
mScreenOffReceiver = new ScreenOffReceiver();
registerReceiver(mScreenOffReceiver,
new IntentFilter(Intent.ACTION_SCREEN_OFF));
}
}
@Override
public void onDestroy() {
super.onDestroy();
if (mScreenOffReceiver != null) {
unregisterReceiver(mScreenOffReceiver);
}
}
@Override
public void onBackPressed() {
// stop animating warning icon, stop playing alert sound, mark broadcast as read
dismiss();
}
@Override
protected int getLayoutResId() {
return R.layout.cell_broadcast_alert;
}
private void handleScreenOff() {
// Launch the full screen activity but do not turn the screen on.
Intent i = new Intent(this, CellBroadcastAlertFullScreen.class);
i.putParcelableArrayListExtra(CellBroadcastMessage.SMS_CB_MESSAGE_EXTRA, mMessageList);
i.putExtra(SCREEN_OFF_EXTRA, true);
startActivity(i);
finish();
}
}
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