com.morphoss.jumble.frontend.SettingsActivity.java Source code

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Here is the source code for com.morphoss.jumble.frontend.SettingsActivity.java

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/*
 * Copyright (C) 2013 Morphoss Ltd
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package com.morphoss.jumble.frontend;

import java.util.Locale;

import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.res.Configuration;
import android.media.AudioManager;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.util.Log;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;

import com.morphoss.jumble.BaseActivity;
import com.morphoss.jumble.R;
import com.morphoss.jumble.database.JumbleProvider;

public class SettingsActivity extends BaseActivity {

    /**
     * This class sets the settings/options of the game
     */
    private static String languageToLoad = null;
    private SeekBar volumeSeekbar = null;
    private AudioManager audioManager = null;
    private static final String TAG = "SettingsActivity";
    private Button btnreset;
    private ImageView enFlag;
    private ImageView frFlag;
    public static ContentResolver resolver;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setLanguage();
        initControls();

    }

    @Override
    public void onBackPressed() {
        super.onBackPressed();
        Intent intent = new Intent(this, MainActivity.class);
        startActivity(intent);
        finish();
    }

    @Override
    protected void onPause() {
        super.onPause();
        myApp.pauseMusic();
    }

    /**
     * This method resets the words that are in the table words of the database
     */
    private void deleteWords() {
        Log.d(TAG, "the words have been deleted");
        resolver = this.getContentResolver();
        resolver.delete(JumbleProvider.CONTENT_URI_WORDS, null, null);
    }

    private void deleteKnownCategories() {
        Log.d(TAG, "the unlocked categories have been deleted");
        resolver = this.getContentResolver();
        resolver.delete(JumbleProvider.CONTENT_URI_CATEGORIES, null, null);
    }

    @Override
    protected void onStart() {
        super.onStart();
        myApp.playMusic("generale.ogg");
    }

    /**
     * This methods controls the audio
     */
    private void initControls() {
        setVolumeControlStream(AudioManager.STREAM_MUSIC);
        setContentView(R.layout.activity_settings);
        try {
            volumeSeekbar = (SeekBar) findViewById(R.id.seekBar1);
            audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
            volumeSeekbar.setMax(audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC));
            volumeSeekbar.setProgress(audioManager.getStreamVolume(AudioManager.STREAM_MUSIC));

            volumeSeekbar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
                @Override
                public void onStopTrackingTouch(SeekBar bar) {
                }

                @Override
                public void onStartTrackingTouch(SeekBar bar) {
                }

                @Override
                public void onProgressChanged(SeekBar bar, int paramInt, boolean paramBoolean) {
                    audioManager.setStreamVolume(AudioManager.STREAM_MUSIC, paramInt, 0);
                }
            });
            btnreset = (Button) findViewById(R.id.reset);
            btnreset.setOnClickListener(new OnClickListener() {

                @Override
                public void onClick(View v) {

                    deleteWords();
                    deleteKnownCategories();

                }
            });
            enFlag = (ImageView) findViewById(R.id.enFlag);
            enFlag.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    setLanguage("en");
                }
            });
            frFlag = (ImageView) findViewById(R.id.frFlag);
            frFlag.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    setLanguage("fr");
                }
            });

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case android.R.id.home:
            NavUtils.navigateUpFromSameTask(this);
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    /**
     * This method set a particular language as the current language
     * 
     * @param v
     */
    public void setLanguage(String language) {
        languageToLoad = language;
        Log.d(TAG, "the language chosen is: " + language);
        Locale locale = new Locale(languageToLoad);
        Locale.setDefault(locale);
        Configuration config = new Configuration();
        config.locale = locale;
        getResources().updateConfiguration(config, getResources().getDisplayMetrics());
        initControls();
    }

    /**
     * This method gets back to the MainActivity
     * 
     * @param v
     */
    public void getBack(View v) {
        Intent intent = new Intent(this, MainActivity.class);
        startActivity(intent);
        finish();
    }

    /**
     * 
     * @return the language selected and that should be used in the app
     */
    public static String getLanguageToLoad() {
        return languageToLoad;
    }

    public static void setLanguageToLoad(String languageToLoad) {
        SettingsActivity.languageToLoad = languageToLoad;
    }

    public static void setLanguage() {
        languageToLoad = Locale.getDefault().getLanguage();
        if (!(languageToLoad.contains("en") || languageToLoad.contains("fr")))
            languageToLoad = "en";
    }
}