Android Open Source - TimeTabler Event Detail Activity

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2013 Ian Kavanagh/*from w w  w  .  j  av a  2  s.  co m*/
 *
 * 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 ie.clashoftheash.timetabler.ui;

import org.acra.ACRA;

import ie.clashoftheash.timetabler.R;
import ie.clashoftheash.timetabler.authenticator.AccountUtils;
import ie.clashoftheash.timetabler.utils.LoadEvent;
import android.app.Activity;
import android.app.Fragment;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;

/**
 * An activity representing a single Event detail screen. This activity is only
 * used on handset devices. On tablet-size devices, item details are presented
 * side-by-side with a list of items in a {@link EventListActivity}.
 * <p>
 * This activity is mostly just a 'shell' activity containing nothing more than
 * a {@link EventDetailFragment}.
 */
public class EventDetailActivity extends Activity implements
    LoadEvent.EventLoadListener {
  private static final String TAG = "EventDetailActivity";

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_event_detail);

    // Show the Up button in the action bar.
    getActionBar().setDisplayHomeAsUpEnabled(true);

    // savedInstanceState is non-null when there is fragment state
    // saved from previous configurations of this activity
    // (e.g. when rotating the screen from portrait to landscape).
    // In this case, the fragment will automatically be re-added
    // to its container so we don't need to manually add it.
    // For more information, see the Fragments API guide at:
    //
    // http://developer.android.com/guide/components/fragments.html
    //
    if (savedInstanceState == null) {
      // Create the detail fragment and add it to the activity
      // using a fragment transaction.
      Bundle arguments = new Bundle();
      arguments.putLong(EventDetailFragment.ARG_EVENT_ID, getIntent()
          .getLongExtra(EventDetailFragment.ARG_EVENT_ID, -1));
      Fragment fragment = new EventDetailFragment();
      fragment.setArguments(arguments);
      getFragmentManager().beginTransaction()
          .add(R.id.event_detail_container, fragment).commit();
    }
  }

  @Override
  protected void onResume() {
    super.onResume();

    AccountUtils.checkAccountExists(this);
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.activity_event, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case R.id.menu_create_event:
      startActivity(new Intent(this, CreateEventActivity.class));
      return true;
    case R.id.menu_settings:
      startActivity(new Intent(this, SettingsActivity.class));
      return true;
    case android.R.id.home:
      // This ID represents the Home or Up button. In the case of this
      // activity, the Up button is shown. Use NavUtils to allow users
      // to navigate up one level in the application structure. For
      // more details, see the Navigation pattern on Android Design:
      //
      // http://developer.android.com/design/patterns/navigation.html#up-vs-back
      //
      NavUtils.navigateUpTo(this, new Intent(this,
          EventListActivity.class));
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

  @Override
  public void OnEventLoadFinished(Cursor c) {
    try {
      ((EventDetailFragment) getFragmentManager().findFragmentById(
          R.id.event_detail_container)).eventLoaded(c);
    } catch (NullPointerException e) {
      // Exception thrown if fragment not attached to an activity, in this
      // case loaded data not needed, close cursor and finish method
      Log.w(TAG, "Can't find fragment to add event data to", e);
      if (c != null)
        c.close();
      
      ACRA.getErrorReporter().handleSilentException(e);
    }
  }
}

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