Android Open Source - adamsonelearn Dashboard

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License

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

package com.jaselogic.adamsonelearn;
//w ww  .  jav a 2 s  .com
import java.util.ArrayList;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import com.jaselogic.adamsonelearn.DrawerListAdapter.DrawerListItem;

import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.view.ViewPager;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;

public class Dashboard extends ActionBarActivity {
  private DrawerLayout layoutDashboard;
  private ListView lvDrawer;
  
  private DrawerListAdapter drawerListAdapter;
  private ActionBarDrawerToggle drawerToggle;
  
  private CharSequence title;
  private CharSequence drawerTitle;
  
  public String cookie;
  public Bundle studinfo;
  
  private Page currentPage;
  private Fragment fragment;
  private int backCounter = 0;
  
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_dashboard);

    //get extras
    studinfo = getIntent().getExtras();
    
    //store cookie
    cookie = studinfo.getString("PHPSESSID");
    
    //get title of application and store to title
    title = drawerTitle = getTitle();
    
    //Get reference to dashboard layout and drawer list view
    layoutDashboard = (DrawerLayout) findViewById(R.id.drawerlayout_dashboard);
    lvDrawer = (ListView) findViewById(R.id.drawerlistview_dashboard);
    
    ArrayList<DrawerListItem> drawerItemList = new ArrayList<DrawerListItem>();
    String[] itemsArray = getResources().getStringArray(R.array.drawer_items_array);
    TypedArray icons = getResources().obtainTypedArray(R.array.icons_array);

    //add student avatar on top of list
    DrawerListItem avatar = new DrawerListItem();
    avatar.itemType = DrawerListItem.ItemType.NAME;
    avatar.label = setWordCaps(studinfo.getString("name"));
    drawerItemList.add(avatar);
    
        for (int i = 0, j = 0; i < itemsArray.length; i++){
          DrawerListItem item = new DrawerListItem();
          item.imageResource = icons.getResourceId(j, 0);
          if(!itemsArray[i].startsWith("*")) {
            item.label = itemsArray[i];
            item.itemType = DrawerListItem.ItemType.SIMPLE;
            j++; 
          } else {
            item.label = itemsArray[i].substring(1).toUpperCase();
            item.itemType = DrawerListItem.ItemType.SEPARATOR;
          }
            drawerItemList.add(item);
        }
    
    //Create new drawer list adapter
    drawerListAdapter = new DrawerListAdapter(Dashboard.this, drawerItemList, studinfo.getString("avatarSrc"));
    
    //set adapter
        lvDrawer.setAdapter(drawerListAdapter);
        
        //set list item click listener
        lvDrawer.setOnItemClickListener(new DrawerItemClickListener());
        
        //enable action bar icon to toggle drawer display
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        getSupportActionBar().setHomeButtonEnabled(true);
        
        drawerToggle = new ActionBarDrawerToggle(
            Dashboard.this, 
            layoutDashboard,
            R.drawable.ic_drawer, 
            R.string.drawer_open, 
            R.string.drawer_close)  {
            public void onDrawerClosed(View view) {
                getSupportActionBar().setTitle(title);
                supportInvalidateOptionsMenu();
            }

            public void onDrawerOpened(View drawerView) {
                getSupportActionBar().setTitle(drawerTitle); //set ActionBar title to drawertitle
                supportInvalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
            }
        };
        layoutDashboard.setDrawerListener(drawerToggle);
        
        //Display home page
        //TODO: Check this on save instance state
        displayPage();
  }
  
    //ADDS "BACKSTACK" FUNCTIONALITY
    @Override
    public void onBackPressed() {
    switch(currentPage) {
      case CURRICULUM:
        ViewPager pager = (ViewPager) findViewById(R.id.curriculum_pager);
        if(pager.getCurrentItem() == 1) {
          pager.setCurrentItem(0, true);
        } else super.onBackPressed();
        break;
      default:
        super.onBackPressed();
    }
    }
  
  //called via supportInvalidateOptionsMenu
  @Override
  public boolean onPrepareOptionsMenu(Menu menu) {
    // TODO Auto-generated method stub
    return super.onPrepareOptionsMenu(menu);
  }
  
  @Override
  protected void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);
    drawerToggle.syncState();
  }
  
  @Override
  public void onConfigurationChanged(Configuration newConfig) {
    super.onConfigurationChanged(newConfig);
    drawerToggle.onConfigurationChanged(newConfig);
  }
  
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    //Pass event to ActionBarDrawerToggle,
    //if true, it has handled app icon touchevent
    if (drawerToggle.onOptionsItemSelected(item)) {
      return true;
    }

    return super.onOptionsItemSelected(item);
  }
  
  
  
  //ITEM CLICK LISTENER
    private class DrawerItemClickListener implements ListView.OnItemClickListener {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            displayPage(Page.values()[position]);
        }
    }
        
    //displays main page
    private void displayPage() {
      Fragment fragment = new HomeFragment();
      FragmentManager fragmentManager = getSupportFragmentManager();
      fragmentManager.beginTransaction().replace(R.id.content_frame, fragment)
        .commitAllowingStateLoss();
    }
  
  //displays page fragment
  private void displayPage(Page p) {
    fragment = null;
    boolean fragmentFlag = false;
    currentPage = p;
    switch(p) {
      case HOME:
        fragment = new HomeFragment();
        fragmentFlag = true;
        break;
      case CURRICULUM:
        fragment = new CurriculumFragment();
        fragmentFlag = true;
        break;
      case LOGOUT:
        //clear preferences on logout
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
        prefs.edit().clear().commit();
        
        //start main activity
        Intent intent = new Intent(Dashboard.this, Main.class);
        startActivity(intent);
        this.finish();
        return;
    }
    
    if(fragmentFlag) {
      // Insert fragment to content frame
      FragmentManager fragmentManager = getSupportFragmentManager();
      fragmentManager.beginTransaction().replace(R.id.content_frame, fragment)
            .addToBackStack(null).commitAllowingStateLoss();
    } else {
      new AlertDialogBuilder.NeutralDialog("Coming Soon", 
          "This feature is currently unavailable.", Dashboard.this);
    }
        
        // Set item checked in drawer, then close drawer
        lvDrawer.setItemChecked(p.ordinal(), true);
        layoutDashboard.closeDrawer(lvDrawer);
  }
  
  //pages enumeration
  private enum Page {
    ACCOUNT,
    SEP_DASHBOARD,
    HOME,
    CURRICULUM,
    GRADES,
    BALANCE,
    SEP_LEARNING,
    ANNOUNCEMENTS,
    LECTURES,
    SEP_SET,
    ABOUT,
    LOGOUT
  }
  
  //Word caps case for all caps name
  private String setWordCaps(String input) {
    StringBuffer buf = new StringBuffer();
      Matcher m = Pattern.compile("([a-z])([a-z]*)",
    Pattern.CASE_INSENSITIVE).matcher(input);
      while (m.find()) {
        m.appendReplacement(buf, 
      m.group(1).toUpperCase() + m.group(2).toLowerCase());
      }
      return m.appendTail(buf).toString();
  }
}
Java Source Code List
