Android Open Source - stack-overlook Users Activity

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Back to project page stack-overlook.

License

The source code is released under:

MIT License

Java Source Code

package com.sambuo.stackoverlook;
/* ww w .  j a v a2 s.  c  o  m*/
import java.util.ArrayList;
import java.util.List;

import com.sambuo.stackoverlook.entities.User;
import com.sambuo.stackoverlook.repositories.StackOverflowRepository;
import com.sambuo.stackoverlook.utilities.Utils;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.StrictMode;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

public class UsersActivity extends Activity {
  
  public final static String EXTRA_USER_ID = "com.sambuo.stackoverlook.USER_ID";
  public final static String EXTRA_USER_NAME = "com.sambuo.stackoverlook.USER_NAME";
  public final static String EXTRA_USER_ICON = "com.sambuo.stackoverlook.USER_ICON";
  
  private final StackOverflowRepository repository = StackOverflowRepository.getInstance();
  
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        super.setContentView(R.layout.users);
        
        //TODO: DO NOT USE. FOR DEVELOPMENT TESTING ONLY
        if (android.os.Build.VERSION.SDK_INT > 9) {
          StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
            StrictMode.setThreadPolicy(policy);
        }

        Iterable<User> users = this.repository.getAppSpecificUsers();
        final ListView listView = (ListView) findViewById(R.id.listView);
        final ArrayList<User> userArrayList = Utils.toArrayList(users);
        final UserArrayAdapter adapter = new UserArrayAdapter(this, userArrayList);
        listView.setAdapter(adapter);

        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
          @Override
          public void onItemClick(AdapterView<?> parent, final View view, int position, long id) {
            User u = userArrayList.get(position);
            
            Intent showAnswersIntent = new Intent(view.getContext(), AnswersActivity.class);
            showAnswersIntent.putExtra(UsersActivity.EXTRA_USER_ID, u.getUserId());
            showAnswersIntent.putExtra(UsersActivity.EXTRA_USER_NAME, u.getDisplayName());
            showAnswersIntent.putExtra(UsersActivity.EXTRA_USER_ICON, u.getProfileImage());
            UsersActivity.this.startActivity(showAnswersIntent);
          }
        });
    }
    
  private class UserArrayAdapter extends BaseAdapter {
    private List<User> users;
    private LayoutInflater inflater;

    public UserArrayAdapter(Context context, List<User> users) {
          this.inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
          this.users = users;
    }
    
    @Override
    public View getView(int position, View row, ViewGroup parent) {
      ViewHolder vh = null;
      if (row == null || row.getTag() == null) {
        row = inflater.inflate(R.layout.user_row, parent, false);
        vh = new ViewHolder(row);
        row.setTag(vh);
      }
      else {
        vh = (ViewHolder) row.getTag();
      }
      
      User user = this.users.get(position);
      
      //TODO: Use async loading
      //TODO: Cache images
      Drawable userImage = Utils.getDrawableFromURL(user.getProfileImage());
      
      vh.gravatar.setImageDrawable(userImage);
      vh.name.setText(user.getDisplayName());
      vh.desc.setText(Html.fromHtml(user.getAboutMe()));
      
      return row;
    }

    @Override
    public int getCount() {
      return this.users.size();
    }

    @Override
    public Object getItem(int i) {
      return this.users.get(i);
    }

    @Override
    public long getItemId(int i) {
      return this.users.get(i).getUserId();
    }
    
    private class ViewHolder {
        protected final ImageView gravatar;
        protected final TextView name;
        protected final TextView desc;
        
        public ViewHolder( final View root ) {
          this.gravatar = (ImageView) root.findViewById( R.id.gravatar );
            this.name = (TextView) root.findViewById( R.id.name );
            this.desc = (TextView) root.findViewById( R.id.desc );
        }
    }

  }
}

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