com.project.eden.EdenMain.java Source code

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Here is the source code for com.project.eden.EdenMain.java

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//Author: Jackie Jin
//License: BSD
package com.project.eden;

import java.util.LinkedList;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v4.util.LruCache;
import android.view.Menu;
import android.view.MenuItem;
import android.view.Window;
import android.widget.GridView;
import com.facebook.*;
import com.facebook.model.*;

public class EdenMain extends Activity {
    private LruCache<String, Bitmap> mMemoryCache;
    private Context mainContext;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mainContext = this;

        setProgressBarIndeterminateVisibility(true);

        // start Facebook Login
        Session.openActiveSession(this, true, new Session.StatusCallback() {
            // callback when session changes state
            @Override
            public void call(Session session, SessionState state, Exception exception) {
                if (session.isOpened()) {

                    // make request to the /me API
                    Request.executeMyFriendsRequestAsync(session, new Request.GraphUserListCallback() {

                        // callback after Graph API response with user object 
                        public void onCompleted(List<GraphUser> users, Response response) {
                            if (users != null && !users.isEmpty()) {
                                LinkedList<String> friendlist = new LinkedList<String>();
                                for (GraphUser user : users) {
                                    String u = "https://graph.facebook.com/" + user.getId() + "/picture?type=large";
                                    friendlist.add(u);
                                }
                                String[] listofurls = friendlist.toArray(new String[friendlist.size()]);

                                // friendlist now is a string list of all of your friend's profile pic url 
                                GridView gridview = (GridView) findViewById(R.id.gridview);
                                gridview.setAdapter(new ImageAdapter(mainContext, listofurls));

                            }
                        }
                    });
                }
            }
        });
    }

    public void progressBarInvisible(boolean visible) {
        setProgressBarIndeterminateVisibility(visible);
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        Session.getActiveSession().onActivityResult(this, requestCode, resultCode, data);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == R.id.button_enter) {
            Intent intent = new Intent(this, EdenCamActivity.class);
            startActivity(intent);
        }

        return true;
    }
}