public void onClickDelButton(View view) {
   Log.i(Tag, "onClickDelButton");
   try {
     ListView listView_players = (ListView) findViewById(R.id.player_listView_players);
     for (int i = GameData.getAllPlayers().size() - 1; i >= 0; i--) {
       if (listView_players.isItemChecked(i)) {
         GameData.removePlayer(GameData.getAllPlayers().get(i));
       }
     }
     // リストビュー更新
     ListView_update();
   } catch (Exception e) {
     Log.e(Tag, e.getMessage());
     ErrorReportClass.LogException(this, e);
   }
 }
 // リストビュー更新
 private void ListView_update() {
   Log.i(Tag, "ListView_update");
   try {
     ListView listView_players = (ListView) findViewById(R.id.player_listView_players);
     ArrayAdapter<String> adapter =
         new ArrayAdapter<String>(this, android.R.layout.simple_list_item_multiple_choice);
     for (int i = 0; i < GameData.getAllPlayers().size(); i++) {
       adapter.add(GameData.getAllPlayers().get(i));
     }
     listView_players.setAdapter(adapter);
     ToggleButton toggleButton_all = (ToggleButton) findViewById(R.id.player_toggleButton_all);
     onClickAllButton(toggleButton_all);
   } catch (Exception e) {
     Log.e(Tag, e.getMessage());
     ErrorReportClass.LogException(this, e);
   }
 }
 public void onClickAllButton(View view) {
   Log.i(Tag, "onClickAllButton");
   try {
     ListView listView_players = (ListView) findViewById(R.id.player_listView_players);
     ToggleButton toggleButton_all = (ToggleButton) findViewById(R.id.player_toggleButton_all);
     if (toggleButton_all.isChecked()) {
       for (int i = 0; i < GameData.getAllPlayers().size(); i++) {
         listView_players.setItemChecked(i, true);
       }
     } else {
       for (int i = 0; i < GameData.getAllPlayers().size(); i++) {
         listView_players.setItemChecked(i, false);
       }
     }
   } catch (Exception e) {
     Log.e(Tag, e.getMessage());
     ErrorReportClass.LogException(this, e);
   }
 }
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    Log.i(Tag, "onCreate");
    super.onCreate(savedInstanceState);
    try {
      setContentView(R.layout.activity_player);

      // プレイヤーの読み込み
      GameData = GameRuleClass.getInstance();
      GameData.loadPlayers(this);

      ToggleButton toggleButton_all = (ToggleButton) findViewById(R.id.player_toggleButton_all);
      toggleButton_all.setChecked(true);

      // リストビュー更新
      ListView_update();
    } catch (Exception e) {
      Log.e(Tag, e.getMessage());
      ErrorReportClass.LogException(this, e);
    }
  }
 @Override
 protected void onActivityResult(int requestCode, int resultCode, Intent data) {
   try {
     switch (requestCode) {
       case ACTIVITY_ADDPLAYER:
         String player = data.getStringExtra("player");
         boolean male = data.getBooleanExtra("gender", true);
         if (player != null && player.length() > 0) {
           GameData.addPlayer(player, male);
           // リストビュー更新
           ListView_update();
         }
         break;
     }
   } catch (Exception e) {
     Log.e(Tag, e.getMessage());
     ErrorReportClass.LogException(this, e);
   }
 }
  public void onClickOkButton(View view) {
    Log.i(Tag, "onClickOkButton");
    try {
      // プレイするプレイヤーを設定
      ArrayList<String> players = new ArrayList<String>();
      ListView listView_players = (ListView) findViewById(R.id.player_listView_players);
      for (int i = 0; i < GameData.getAllPlayers().size(); i++) {
        if (listView_players.isItemChecked(i)) {
          players.add(GameData.getAllPlayers().get(i));
        }
      }
      GameData.setPlayingPlayers(players);

      // プレイヤーの保存
      SharedPreferences sharedPreferences =
          PreferenceManager.getDefaultSharedPreferences(PlayerActivity.this);
      for (int i = 0; i < GameData.getAllPlayers().size(); i++) {
        String player = GameData.getAllPlayers().get(i);
        Editor editer = sharedPreferences.edit();
        editer.putString("player_name" + String.valueOf(i), player);
        editer.putBoolean("player_gender" + String.valueOf(i), GameData.getGender(player));
        editer.putBoolean("player_playing" + String.valueOf(i), GameData.getPlaying(player));
        editer.commit();
      }
      Editor editer = sharedPreferences.edit();
      editer.putInt("number_of_player", GameData.getAllPlayers().size());
      editer.commit();

      // 画面の終了
      Intent intent = new Intent();
      setResult(RESULT_OK, intent);
      finish();
    } catch (Exception e) {
      Log.e(Tag, e.getMessage());
      ErrorReportClass.LogException(this, e);
    }
  }