package com.example.gpstest;

import android.os.Bundle;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {

private static final String LOCSTART = "START_LOCATING";
private Button startBtn;
private Button endBtn;
private Button endApp;
private TextView content;
private LocationReceiver lr;
private AlarmManager alarmManager;
private PendingIntent pi;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Log.i("MainActivity", "********MainActivity onCreate*******");
startBtn = (Button) findViewById(R.id.startServBtn);
endBtn = (Button) findViewById(R.id.endServBtn);
endApp = (Button) findViewById(R.id.endApp);
content = (TextView) findViewById(R.id.content);
alarmManager = (AlarmManager) getApplicationContext().getSystemService(Context.ALARM_SERVICE);

startBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
Log.i("MainActivity", "********MainActivity startBtn onClick*******");
Intent intent = new Intent(LOCSTART);
pi = PendingIntent.getService(getApplicationContext(), 0, intent, 
PendingIntent.FLAG_UPDATE_CURRENT);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis(), 10000, pi);
Toast.makeText(getApplicationContext(), "GPS測試開始", Toast.LENGTH_SHORT).show();
}
});
endBtn.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Log.i("MainActivity", "********MainActivity endBtn onClick*******");
alarmManager.cancel(pi);
Intent intent = new Intent(LOCSTART);
stopService(intent);
Toast.makeText(getApplicationContext(), "GPS測試結束", Toast.LENGTH_SHORT).show();
}
});
endApp.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
android.os.Process.killProcess(android.os.Process.myPid());
}
});
lr = new LocationReceiver();
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction("NEW LOCATION SENT");
registerReceiver(lr, intentFilter);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

@Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
Log.i("MainActivity", "********MainActivity onDestroy*******");
unregisterReceiver(lr);
}

class LocationReceiver extends BroadcastReceiver {

String locationMsg = "";
@Override
public void onReceive(Context context, Intent intent) {
// TODO Auto-generated method stub
locationMsg = intent.getStringExtra("newLoca");
content.setText(locationMsg);
}
}
}