Android Open Source - android_twitter_client Timeline Activity

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License

The source code is released under:
GNU General Public License
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Java Source Code

package com.github.snambi.twitterclient.activities;
/*w ww  .  ja v a2  s  .c o  m*/
import android.app.ActionBar;
import android.app.ActionBar.Tab;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.view.Menu;
import android.view.MenuItem;

import com.github.snambi.twitterclient.R;
import com.github.snambi.twitterclient.TwitterApplication;
import com.github.snambi.twitterclient.clients.TwitterRestClient;
import com.github.snambi.twitterclient.fragemets.HomeTimelineFragment;
import com.github.snambi.twitterclient.fragemets.MentionsTimelineFragment;
import com.github.snambi.twitterclient.fragemets.TwitterListFragment.ImageClickListener;
import com.github.snambi.twitterclient.listeners.FragmentTabListener;
import com.github.snambi.twitterclient.models.Tweet;

public class TimelineActivity extends FragmentActivity implements ImageClickListener{

  TwitterRestClient twitterClient;  
  HomeTimelineFragment homeFragment=null;
  MentionsTimelineFragment mentionsFragment=null;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_timeline);
    
    twitterClient = TwitterApplication.getRestClient();
    
    setupTabs( twitterClient );
        
    SharedPreferences prefs = getSharedPreferences("com.github.snambi.twitterclient", Context.MODE_PRIVATE);
    
    // read screen_name and profile_image_url
    String screenName = prefs.getString("screen_name", null);
    getActionBar().setTitle(screenName);
    
    prefs.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener(){

      @Override
      public void onSharedPreferenceChanged(
          SharedPreferences sharedPreferences, String key) {
        if( key.equals("screen_name") ){
          String title= sharedPreferences.getString(key, null);
          getActionBar().setTitle(title);
        }
      }
    });
  }
  
  private void setupTabs(TwitterRestClient twitterClient) {
    ActionBar actionBar = getActionBar();
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    actionBar.setDisplayShowTitleEnabled(true);
    
    Bundle bundle = new Bundle();
    bundle.putSerializable("client", twitterClient);
    bundle.putString("test", "test-string");

    Tab tab1 = actionBar
      .newTab()
      .setText("Home")
      //.setIcon(R.drawable.ic_home)
      .setTag("HomeTimelineFragment")
      .setTabListener(
        new FragmentTabListener<HomeTimelineFragment>(R.id.flContainer, this, "first",
                HomeTimelineFragment.class, bundle));

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

    Tab tab2 = actionBar
      .newTab()
      .setText("Mentions")
      //.setIcon(R.drawable.ic_mentions)
      .setTag("MentionsTimelineFragment")
      .setTabListener(
          new FragmentTabListener<MentionsTimelineFragment>(R.id.flContainer, this, "second",
              MentionsTimelineFragment.class, bundle ));
    
    

    actionBar.addTab(tab2);
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.compose_menu, menu);
    return super.onCreateOptionsMenu(menu);
  }
  
  public void onProfileView(MenuItem item){
    Intent i =  new Intent(this, ProfileActivity.class);
    startActivity(i);
  }
  
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    
    boolean result=false;
    
    switch( item.getItemId() ){
    case  R.id.compose_menu_item:
      
      Intent intent = new Intent(this, ComposeActivity.class);
      result=true;
      startActivityForResult(intent, 700);
      break;
    default:
      break;
    }
    return result;
  }
  
  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    
    // tweet activity
    if( requestCode ==700 ){
      if( resultCode== RESULT_CANCELED ){
        // no op
      }
      if( resultCode == RESULT_OK ){
        Tweet tweet = (Tweet) data.getParcelableExtra("tweet");
        // insert the tweet to the top of the list
        if( homeFragment == null ){
          homeFragment = (HomeTimelineFragment) getSupportFragmentManager().findFragmentByTag("first");
        }
        homeFragment.addTweetAtPosition(tweet, 0);
      }
    }
  }

  @Override
  public void onImageClick(String screenName) {
    //Toast.makeText(getApplicationContext(), "screenname = " + screenName, Toast.LENGTH_SHORT).show();
    
    // launch a new activity
    Intent intent = new Intent(this, ProfileActivity.class);
    intent.putExtra("screenname", screenName);
    startActivity(intent);
  }
}
Java Source Code List
