code: /*
   * Copyright (C) 2009 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.svox.pico;
  
  import android.content.Intent;
  import android.net.Uri;
  import android.os.Bundle;
  import android.preference.Preference;
  import android.preference.PreferenceActivity;
  import android.preference.Preference.OnPreferenceClickListener;
  import android.speech.tts.TextToSpeech;
  import android.util.Log;
  
  import java.util.ArrayList;
  import java.util.Locale;
  
  /*
   * Checks if the voice data for the SVOX Pico Engine is present on the
   * sd card.
   */
  public class EngineSettings extends PreferenceActivity {
      private final static String MARKET_URI_START = "market://search?q=pname:com.svox.pico.voice.";
      private static final int VOICE_DATA_CHECK_CODE = 42;
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          
          Intent i = new Intent();
          i.setClass(this, CheckVoiceData.class);
          startActivityForResult(i, VOICE_DATA_CHECK_CODE);
      }
      
      @Override
      public void onActivityResult(int requestCode, int resultCode, Intent data){
          if (requestCode == VOICE_DATA_CHECK_CODE){
              ArrayList<String> available = data.getStringArrayListExtra(TextToSpeech.Engine.EXTRA_AVAILABLE_VOICES);
              ArrayList<String> unavailable = data.getStringArrayListExtra(TextToSpeech.Engine.EXTRA_UNAVAILABLE_VOICES);
  
              addPreferencesFromResource(R.xml.voices_list);
              
              for (int i = 0; i < available.size(); i++){
                  Log.e("debug", available.get(i));
                  String[] languageCountry = available.get(i).split("-");
                  Locale loc = new Locale(languageCountry[0], languageCountry[1]);
                  Preference pref = findPreference(available.get(i));
                  pref.setTitle(loc.getDisplayLanguage() + " (" + loc.getDisplayCountry() + ")");
                  pref.setSummary(R.string.installed);
                  pref.setEnabled(false);
              }
  
              
              for (int i = 0; i < unavailable.size(); i++){
                  final String unavailableLang = unavailable.get(i);
                  String[] languageCountry = unavailableLang.split("-");
                  Locale loc = new Locale(languageCountry[0], languageCountry[1]);
                  Preference pref = findPreference(unavailableLang);
                  pref.setTitle(loc.getDisplayLanguage() + " (" + loc.getDisplayCountry() + ")");
                  pref.setSummary(R.string.not_installed);
                  pref.setEnabled(true);
                  pref.setOnPreferenceClickListener(new OnPreferenceClickListener(){
                      public boolean onPreferenceClick(Preference preference) {
                          Uri marketUri = Uri.parse(MARKET_URI_START + unavailableLang.toLowerCase().replace("-", "."));
                          Intent marketIntent = new Intent(Intent.ACTION_VIEW, marketUri);
                          startActivity(marketIntent);
                          return false;
                      }
                  });
              }
          }
      }
      
  
  }
  