Android Open Source - Go2-Rennes Abstract Configuration Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-gmail.com
 * // w  ww  . j  a  v  a2  s. c  o m
 * 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.
 * 
 * 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 fr.gotorennes;

import android.app.Activity;
import android.app.AlertDialog;
import android.appwidget.AppWidgetManager;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import fr.gotorennes.util.BackgroundTask;

public abstract class AbstractConfigurationActivity extends Activity {

  protected GoToRennes goToRennes;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    BackgroundTask<Boolean> backgroundInit = new BackgroundTask<Boolean>() {

      @Override
      protected Boolean execute() {
        try {
          goToRennes = GoToRennes.getInstance(AbstractConfigurationActivity.this, null);
        } catch (Exception ex) {
          return false;
        }
        return true;
      }

      @Override
      protected void callback(Boolean result) {
        if (result == null || !result) {
          showError(getString(R.string.erreurInitialisation), true);
        } else {
          init();
          goToRennes.track(getTrackingName());
        }
      }
    };
    backgroundInit.start(this);
  }

  protected abstract void init();

  protected abstract String getTrackingName();

  @Override
  protected void onDestroy() {
    super.onDestroy();
    if (goToRennes != null)
      goToRennes.stop();
  }

  protected int getWidgetId() {
    Intent intent = getIntent();
    Bundle extras = intent.getExtras();

    int appWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;

    if (extras != null) {
      appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
    }

    if (appWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
      finish();
    }
    return appWidgetId;
  }

  protected void showError(String message) {
    showError(message, false);
  }

  protected void showError(String message, final boolean finish) {
    AlertDialog.Builder build = new AlertDialog.Builder(this);
    build.setMessage(message);
    build.setPositiveButton("Ok", new android.content.DialogInterface.OnClickListener() {

      @Override
      public void onClick(DialogInterface dialog, int which) {
        dialog.dismiss();
        if (finish)
          finish();
      }

    });
    build.create().show();
  }

}

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