Android Open Source - geocamMemoAndroid Geo Cam Memo Home Activity

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License

The source code is released under:

NASA OPEN SOURCE AGREEMENT VERSION 1.3 THIS OPEN SOURCE AGREEMENT ("AGREEMENT") DEFINES THE RIGHTS OF USE, REPRODUCTION, DISTRIBUTION, MODIFICATION AND REDISTRIBUTION OF CERTAIN COMPUTER SOFTWARE ORI...

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Java Source Code

// __BEGIN_LICENSE__
// Copyright (C) 2008-2010 United States Government as represented by
// the Administrator of the National Aeronautics and Space Administration.
// All Rights Reserved.
// __END_LICENSE__
//  w w  w . java2  s. c om
package gov.nasa.arc.geocam.memo.activity;

import gov.nasa.arc.geocam.memo.R;
import gov.nasa.arc.geocam.memo.UIUtils;
import gov.nasa.arc.geocam.memo.bean.GeoCamMemoMessage;
import gov.nasa.arc.geocam.memo.exception.AuthenticationFailedException;
import gov.nasa.arc.geocam.memo.service.DjangoMemoInterface;

import java.util.ArrayList;
import java.util.List;

import roboguice.activity.RoboActivity;
import roboguice.inject.InjectView;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;

import com.google.inject.Inject;


/**
 * The Class GeoCamMemoHomeActivity.
 */
public class GeoCamMemoHomeActivity extends RoboActivity {

  /** The django memo. */
  @Inject  DjangoMemoInterface djangoMemo;
  
  /** The memo list view. */
  @InjectView(R.id.MemoListView)ListView memoListView;
  
  /** The adapter. */
  @Inject  GeoCamMemoMessageArrayAdapter adapter;

  /**
   * Called when the activity is first created.
   *
   * @param savedInstanceState the saved instance state
   */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.home);
    
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
    
    String username = prefs.getString("webapp_username", null);
    String password = prefs.getString("webapp_password", null);
    
    djangoMemo.setAuth(username, password);
    
    List<GeoCamMemoMessage> memos = new ArrayList<GeoCamMemoMessage>();
    try {
    
      memos = djangoMemo.getMemos();

    } catch (AuthenticationFailedException e) {
      UIUtils.displayException(this, e, "Could not authenticate with the server.");
    } catch (Exception e) {
      UIUtils.displayException(this, e, "Communication with the server failed.");
    }
 
    adapter.setMemos(memos);
    memoListView.setAdapter(adapter);
    
    memoListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
      @Override
      public void onItemClick(AdapterView<?> parentView, View childView,
                                               int position, long id) {
        GeoCamMemoMessage msg = adapter.getItem(position);
        if (msg.hasGeolocation()) {
          UIUtils.showMapView(parentView.getContext(), msg);
        }
      }
    });

  }
  
  /**
   * On create memo click, start the {@link GeoCamMemoCreateActivity}
   *
   * @param v the v
   */
  public void onCreateMemoClick(View v){
    UIUtils.createMemo(this);
  }
}

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