Android Open Source - AndroidTwitterApp Timeline Activity

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License

The source code is released under:
MIT License
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Java Source Code

package net.julienlecomte.apps.basictwitter;
/*from  w w  w .j  a  v a  2 s.  c o  m*/
import org.json.JSONObject;

import com.loopj.android.http.JsonHttpResponseHandler;

import net.julienlecomte.apps.basictwitter.fragments.HomeTimelineFragment;
import net.julienlecomte.apps.basictwitter.fragments.MentionsTimelineFragment;
import net.julienlecomte.apps.basictwitter.listeners.FragmentTabListener;
import android.app.ActionBar;
import android.app.ActionBar.Tab;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toast;

public class TimelineActivity extends FragmentActivity {
  private TwitterClient client;

  private static final int COMPOSE_ACTIVITY_REQUEST_CODE = 100;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_timeline);
    client = TwitterApp.getRestClient();
    setupTabs();
  }

  private void setupTabs() {
    ActionBar actionBar = getActionBar();
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    actionBar.setDisplayShowTitleEnabled(true);

    Tab tab1 = actionBar
      .newTab()
      .setText(R.string.home_tab_lbl)
      .setIcon(R.drawable.ic_home)
      .setTag("HomeTimelineFragment")
      .setTabListener(
        new FragmentTabListener<HomeTimelineFragment>(R.id.flContainer, this, "home_timeline",
            HomeTimelineFragment.class));

    actionBar.addTab(tab1);
    actionBar.selectTab(tab1);

    Tab tab2 = actionBar
      .newTab()
      .setText(R.string.mentions_tab_lbl)
      .setIcon(R.drawable.ic_mentions)
      .setTag("MentionsTimelineFragment")
      .setTabListener(
          new FragmentTabListener<MentionsTimelineFragment>(R.id.flContainer, this, "mentions_timeline",
              MentionsTimelineFragment.class));

    actionBar.addTab(tab2);
  }

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

  public void onCompose(MenuItem mi) {
    Intent i = new Intent(this, ComposeActivity.class);
    startActivityForResult(i, COMPOSE_ACTIVITY_REQUEST_CODE);
  }

  public void onProfileView(MenuItem mi) {
    Intent i = new Intent(this, ProfileActivity.class);
    startActivity(i);
  }

  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (requestCode == COMPOSE_ACTIVITY_REQUEST_CODE &&
        resultCode == RESULT_OK) {
      String status = data.getStringExtra("status").trim();
      if (status.length() > 0) {
        client.postUpdate(status, new JsonHttpResponseHandler() {
          @Override
          public void onSuccess(JSONObject jsonObject) {
            // Refresh home timeline...
            HomeTimelineFragment frag1 = (HomeTimelineFragment) getSupportFragmentManager().findFragmentByTag("home_timeline");
            if (frag1 != null) {
              frag1.fetchNewTweets();
            }
            // I suppose we should check whether I am mentioned to figure out
            // whether I also need to refresh the mentions timeline...
          }

          @Override
          public void onFailure(Throwable e, String s) {
            Log.d("debug", e.toString());
            // TODO: localize error message...
            Toast.makeText(TimelineActivity.this, "Oops,  an error occurred:\n" + e.toString(),
                Toast.LENGTH_SHORT).show();
          }
        });
      }
    }
  }
}
Java Source Code List
