SettingsFragment.java

package com.ese2013.mensaunibe.settings;



import java.util.ArrayList;

import com.ese2013.mensaunibe.R;
import com.ese2013.mensaunibe.mensa.MensaActivity;
import com.ese2013.mensaunibe.model.utils.SystemLanguage;

import android.support.v4.app.Fragment;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Spinner;
import android.widget.Toast;

/**
 * @author group7
 * @author Andreas Hohler
 */

public class SettingsFragment extends Fragment implements OnItemSelectedListener {
	private static final String TAG = SettingsFragment.class.getName();
	
	private View view;
	private final ArrayList<LanguageItem> data = new ArrayList<LanguageItem>();
	private boolean spinnerAdapterInit = false;
	
	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
		this.view = inflater.inflate(R.layout.activity_settings, container, false);	
		return this.view;
	}
	
	@Override
	public void onActivityCreated(Bundle savedInstanceState) {
		super.onActivityCreated(savedInstanceState);
		updateAdapter();
	}
	
	private void updateAdapter() {
		data.add( new LanguageItem("de", getString(R.string.language_german)) );
		data.add( new LanguageItem("en", getString(R.string.language_english)) );
		
		Spinner sp = (Spinner) view.findViewById(R.id.language_spinner);
		sp.setAdapter(new LanguageSpinnerAdapter(getActivity(), data));
		String saved = SystemLanguage.getLanguage();
		for(LanguageItem l : data) {
			if(l.getLangCode().equals(saved)) {
				sp.setSelection( data.indexOf(l) );
				break;
			}
		}
		
		sp.setOnItemSelectedListener(this);
	}

	@Override
	public void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        Log.d(TAG,"SettingsFragment created");
    }
	
	@Override
	public void onPause() {
		super.onPause();
	}
	
	@Override
	public void onStop() {
		super.onStop();
	}
	
	public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
		if(!spinnerAdapterInit)	{
			spinnerAdapterInit = true;
		} else {
			LanguageItem item = data.get(position);
			SystemLanguage.context = getActivity();
			SystemLanguage.changeLanguage(item.getLangCode());
			Toast.makeText(getActivity(), getString(R.string.language_changed_to)+" "+item.toString(), Toast.LENGTH_LONG).show();
			/*Intent intent = getActivity().getIntent();
			getActivity().finish();
			startActivity(intent);*/
			// TODO delete or change it
			ProgressDialog.show(getActivity(), getString(R.string.language), getString(R.string.changing_language), true);
			Handler handler = new Handler();
			handler.postDelayed(new Runnable() {
				public void run() {
					restartApp();
				}
			}, 2000);
		}
	}
	
	private void restartApp() {
		System.exit(0);
		getActivity().startActivity(new Intent(getActivity().getApplicationContext(), MensaActivity.class));
	}

	@Override
	public void onNothingSelected(AdapterView<?> arg0) {
	}
}