Android Open Source - NavigationDrawerExample Main Activity

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License

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

package net.qiwary.navigationdrawerexample;
/*w  ww.j a v  a2s  .  c o  m*/
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.app.Fragment;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;

import net.qiwary.navigationdrawerexample.adapter.SlideMenuAdapter;
import net.qiwary.navigationdrawerexample.fragment.AboutFragment;
import net.qiwary.navigationdrawerexample.fragment.HelpFragment;
import net.qiwary.navigationdrawerexample.fragment.HomeFragment;
import net.qiwary.navigationdrawerexample.fragment.TabsDraftFragment;
import net.qiwary.navigationdrawerexample.model.NavDrawerItem;

import java.util.ArrayList;


public class MainActivity extends ActionBarActivity implements AdapterView.OnItemClickListener {
  private final String TAG = MainActivity.class.getName();

  private DrawerLayout drawerLayout;
  //List view menu samping
  private ListView drawerListView;

  //Isi menu slide
  //private String[] menuItemList;

  /**
   * Navigasi menu
   */

  // nav drawer title
  private CharSequence mDrawerTitle;

  // used to store app title
  private CharSequence mTitle;

  private String[] navMenuTitles;
  private TypedArray navMenuIcons;

  private ArrayList<NavDrawerItem> navDrawerItems;
  private SlideMenuAdapter slideMenuAdapter;

  //Toggle diatas
  private ActionBarDrawerToggle drawerListener;

  //Fragment
  private MenuItem menuItem;
  private HelpFragment helpFragment = null;
  private AboutFragment aboutFragment = null;
  private TabsDraftFragment tabDraftFragment = null;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    mTitle = mDrawerTitle = getTitle();

    //load slide menu title
    navMenuTitles = getResources().getStringArray(R.array.slide_menu_titles);
    //load slide menu icon
    navMenuIcons = getResources().obtainTypedArray(R.array.slide_menu_icons);


    drawerLayout = (DrawerLayout) findViewById(R.id.drawerLayout);
    drawerListView = (ListView) findViewById(R.id.drawerList);

    navDrawerItems = new ArrayList<NavDrawerItem>();

    // adding nav drawer items to array
    // List Report
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[0], navMenuIcons.getResourceId(0, -1)));
    // Find People
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[1], navMenuIcons.getResourceId(1, -1), true, "50+"));
    // Photos
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[2], navMenuIcons.getResourceId(2, -1), true, "22"));

    // Recycle the typed array
    navMenuIcons.recycle();

    //Ambil string menu
    //menuItemList = getResources().getStringArray(R.array.planets);
    //drawerListView.setAdapter(new ArrayAdapter<>(this,
    //android.R.layout.simple_list_item_1, menuItemList));
    slideMenuAdapter = new SlideMenuAdapter(getApplicationContext(), navDrawerItems);
    drawerListView.setAdapter(slideMenuAdapter);
    drawerListView.setOnItemClickListener(this);

    //Toggle diatas
    drawerListener = new ActionBarDrawerToggle(this, drawerLayout
        , R.drawable.ic_drawer,
        R.string.drawer_open,
        R.string.drawer_close) {

      //pada saat toggle ditutup
      @Override
      public void onDrawerClosed(View drawerView) {
        super.onDrawerClosed(drawerView);
        //Toast.makeText(MainActivity.this, "Drawer Closed", Toast.LENGTH_SHORT).show();
        Log.d(TAG, "Drawer Closed");
        getSupportActionBar().setTitle(mTitle);
        invalidateOptionsMenu();
      }

      //pada saat toggle dibuka
      @Override
      public void onDrawerOpened(View drawerView) {
        super.onDrawerOpened(drawerView);
        //Toast.makeText(MainActivity.this, "Drawer Opened", Toast.LENGTH_SHORT).show();
        Log.d(TAG, "Drawer Openend");
        getSupportActionBar().setTitle(mTitle);
      }


    };

    drawerLayout.setDrawerListener(drawerListener);

    getSupportActionBar().setHomeButtonEnabled(true);
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    if (savedInstanceState == null) {
      selectItem(0);
    }


  }

  /**
   * List view menu klik
   *
   * @param parent
   * @param view
   * @param position
   * @param id
   */
  @Override
  public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
    //Toast.makeText(this, menuItemList[position] + " was selected ", Toast.LENGTH_SHORT).show();
    selectItem(position);
  }

  /**
   * Select posisi di slide menu dan menampilkan ke beberapa fragment
   *
   * @param position
   */
  public void selectItem(int position) {
    Fragment fragment = null;
    switch (position) {
      case 0:
        fragment = new HomeFragment();
        break;
      case 1:
        fragment = new HelpFragment();
        break;
      case 2:
//        getSupportFragmentManager().beginTransaction().
//            add(R.id.mainContainer, TabDraftFragment.newInstance(), TabDraftFragment.TAG).commit();
        fragment = new TabsDraftFragment();
        break;
      default:
        break;
    }

    if (fragment != null) {
      getSupportFragmentManager().beginTransaction().replace(R.id.mainContainer, fragment).commit();

      //update selected item dan close slide menu
      drawerListView.setItemChecked(position, true);
      drawerListView.setSelection(position);
      setTitle(navMenuTitles[position]);
      drawerLayout.closeDrawer(drawerListView);
    }

  }

  /**
   * Setting title di slide menu
   *
   * @param title
   */
  public void setTitle(CharSequence title) {
    mTitle = title;
    getSupportActionBar().setTitle(title);
  }


  /**
   * Menu atas samping
   *
   * @param menu
   * @return
   */
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.menu_main, menu);
    return super.onCreateOptionsMenu(menu);
  }

  /**
   * jika menu slide open hilangkan action setting
   *
   * @param menu
   * @return
   */
  @Override
  public boolean onPrepareOptionsMenu(Menu menu) {
    boolean drawerOpen = drawerLayout.isDrawerOpen(drawerListView);
    menu.findItem(R.id.action_settings).setVisible(!drawerOpen);
    //menu.findItem(R.id.action_search).setVisible(!drawerOpen);
    return super.onPrepareOptionsMenu(menu);
  }


  /**
   * Menu atas samping
   *
   * @param item
   * @return
   */
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {

    //pada saat ic drawer di klik menu slide samping bakal kebuka
    if (drawerListener.onOptionsItemSelected(item)) {
      return true;
    }
    switch (item.getItemId()) {
      case R.id.action_settings:
        return true;
      case R.id.action_refresh:
        menuItem = item;
        menuItem.setActionView(R.layout.progressbar);
        menuItem.expandActionView();
        refreshTask refreshTask = new refreshTask();
        refreshTask.execute();
        return true;
      case R.id.action_helps:
        helpFragment = new HelpFragment();
        getSupportFragmentManager().
            beginTransaction().
            replace(R.id.mainContainer, helpFragment).commit();
        return true;
      case R.id.action_about:
        aboutFragment = new AboutFragment();
        getSupportFragmentManager().
            beginTransaction().
            replace(R.id.mainContainer, aboutFragment).commit();
        return true;
      default:
        return super.onOptionsItemSelected(item);
    }
  }


  /**
   * class digunakan untuk menggunakan drawer
   */

  @Override
  public void onConfigurationChanged(Configuration newConfig) {
    super.onConfigurationChanged(newConfig);
    drawerListener.onConfigurationChanged(newConfig);
  }

  @Override
  protected void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);
    drawerListener.syncState();
  }


  /**
   * Refresh task di menu atas
   */
  private class refreshTask extends AsyncTask<String, Void, String> {

    @Override
    protected String doInBackground(String... params) {
      // Simulate something long running
      try {
        Thread.sleep(2000);
      } catch (InterruptedException e) {
        e.printStackTrace();
      }
      return null;
    }

    @Override
    protected void onPostExecute(String s) {
      menuItem.collapseActionView();
      menuItem.setActionView(null);
    }
  }

  @Override
  protected void onDestroy() {
    super.onDestroy();

  }
}
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