Android Open Source - sensor-supervisor Main Activity






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Back to project page sensor-supervisor.

License

The source code is released under:

GNU General Public License

If you think the Android project sensor-supervisor listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package com.thirdi.sensorsupervisor;
// w w w . j a  va  2 s.  c o  m
import android.app.ActionBar;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Context;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.support.v4.widget.DrawerLayout;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;


public class MainActivity extends Activity
        implements NavigationDrawerFragment.NavigationDrawerCallbacks {

    /**
     * Main activity of our app. It is being invoked when the app starts.
     * 
     * mTitle : Holds the value of title part.
     * mSensorFragment, mGPSFragment, mNetworkFragment, mMediaFragment, mSettingsFragment : Fragments 
     *      that will be replaced with the container when needed.
     */
  
    private NavigationDrawerFragment mNavigationDrawerFragment;
    private CharSequence mTitle;
    private FragmentManager mFragmentManager;
    private SensorFragment mSensorFragment;
    private GPSFragment mGPSFragment;
    private NetworkFragment mNetworkFragment;
    private CameraFragment mCameraFragment;
    private AudioFragment mAudioFragment;
    private FragmentTransaction mFragmentTransaction;
    private DatabaseFragment mDatabaseFragment;
    private SettingsFragment mSettingsFragment;
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mNavigationDrawerFragment = (NavigationDrawerFragment)
                getFragmentManager().findFragmentById(R.id.navigation_drawer);
        mTitle = getTitle();
        //Initialize member variables when app is first started.
        mFragmentManager = getFragmentManager();
        mSensorFragment = new SensorFragment();
        mGPSFragment = new GPSFragment();
        mNetworkFragment = new NetworkFragment();
        mCameraFragment = new CameraFragment();
        mAudioFragment = new AudioFragment();
        mSettingsFragment = new SettingsFragment();
        mDatabaseFragment = new DatabaseFragment();
        
        // Set up the drawer.
        mNavigationDrawerFragment.setUp(
                R.id.navigation_drawer,
                (DrawerLayout) findViewById(R.id.drawer_layout));
    }

    @Override
    public void onNavigationDrawerItemSelected(int position) {
        // update the main content by replacing fragments
        FragmentManager fragmentManager = getFragmentManager();
        fragmentManager.beginTransaction()
                .replace(R.id.container, PlaceholderFragment.newInstance(position + 1))
                .commit();
    }

    public void onSectionAttached(int number) {
      // An element from NavigationDrawer is selected, replace the old fragment with the new one.
        // Basically, start a fragment transaction, define it, then commit it.

      // Camera and Audio Fragment Changed

      // Camera and Audio added

        switch (number) {
            case 1:
                mTitle = getString(R.string.title_section1);
                mFragmentTransaction = mFragmentManager.beginTransaction();
                mFragmentTransaction.replace(R.id.container, mSensorFragment);
                mFragmentTransaction.commit();
                break;
            case 2:
                mTitle = getString(R.string.title_section2);
                mFragmentTransaction = mFragmentManager.beginTransaction();
                mFragmentTransaction.replace(R.id.container, mGPSFragment);
                mFragmentTransaction.commit();
                break;
            case 3:
                mTitle = getString(R.string.title_section3);
                mFragmentTransaction = mFragmentManager.beginTransaction();
                mFragmentTransaction.replace(R.id.container, mNetworkFragment);
                mFragmentTransaction.commit();
                break;
            case 4:
              mTitle = getString(R.string.title_section4);
              mFragmentTransaction = mFragmentManager.beginTransaction();
              mFragmentTransaction.replace(R.id.container, mCameraFragment);
              mFragmentTransaction.commit();
              break;
            case 5:
              mTitle = getString(R.string.title_section5);
              mFragmentTransaction = mFragmentManager.beginTransaction();
              mFragmentTransaction.replace(R.id.container, mAudioFragment);
              mFragmentTransaction.commit();
              break;
            case 6:
              mTitle = getString(R.string.title_section6);
              mFragmentTransaction = mFragmentManager.beginTransaction();
              mFragmentTransaction.replace(R.id.container, mDatabaseFragment);
              mFragmentTransaction.commit();
              break;
            case 7:
              mTitle = getString(R.string.action_settings);
              mFragmentTransaction = mFragmentManager.beginTransaction();
              mFragmentTransaction.replace(R.id.container, mSettingsFragment);
              mFragmentTransaction.commit();
              break;
        }
    }

    public void restoreActionBar() {
        ActionBar actionBar = getActionBar();
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
        actionBar.setDisplayShowTitleEnabled(true);
        actionBar.setTitle(mTitle);
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        if (!mNavigationDrawerFragment.isDrawerOpen()) {
            // Only show items in the action bar relevant to this screen
            // if the drawer is not showing. Otherwise, let the drawer
            // decide what to show in the action bar.
            getMenuInflater().inflate(R.menu.main, menu);
            restoreActionBar();
            return true;
        }
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
          //Settings is selected, bring settings in front.
          mTitle = getString(R.string.action_settings);
          mFragmentTransaction = mFragmentManager.beginTransaction();
          mFragmentTransaction.replace(R.id.container, mSettingsFragment);
          mFragmentTransaction.commit();
          return true;
        }
        return super.onOptionsItemSelected(item);
    }

    /**
     * A placeholder fragment containing a simple view.
     */
    public static class PlaceholderFragment extends Fragment {
        /**
         * The fragment argument representing the section number for this
         * fragment.
         */
        private static final String ARG_SECTION_NUMBER = "section_number";

        /**
         * Returns a new instance of this fragment for the given section
         * number.
         */
        public static PlaceholderFragment newInstance(int sectionNumber) {
            PlaceholderFragment fragment = new PlaceholderFragment();
            Bundle args = new Bundle();
            args.putInt(ARG_SECTION_NUMBER, sectionNumber);
            fragment.setArguments(args);
            return fragment;
        }

        public PlaceholderFragment() {
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                Bundle savedInstanceState) {
            View rootView = inflater.inflate(R.layout.fragment_main, container, false);
            return rootView;
        }

        @Override
        public void onAttach(Activity activity) {
            super.onAttach(activity);
            ((MainActivity) activity).onSectionAttached(
                    getArguments().getInt(ARG_SECTION_NUMBER));
        }
    }

}




Java Source Code List

com.thirdi.sensorsupervisor.AudioFragment.java
com.thirdi.sensorsupervisor.CameraFragment.java
com.thirdi.sensorsupervisor.CameraPreview.java
com.thirdi.sensorsupervisor.DBContract.java
com.thirdi.sensorsupervisor.DBHelper.java
com.thirdi.sensorsupervisor.DatabaseFragment.java
com.thirdi.sensorsupervisor.FileHelper.java
com.thirdi.sensorsupervisor.GPSFragment.java
com.thirdi.sensorsupervisor.MainActivity.java
com.thirdi.sensorsupervisor.MediaFragment.java
com.thirdi.sensorsupervisor.NavigationDrawerFragment.java
com.thirdi.sensorsupervisor.NetworkFragment.java
com.thirdi.sensorsupervisor.SensorFragment.java
com.thirdi.sensorsupervisor.SettingsFragment.java
com.thirdi.sensorsupervisor.WifiAdapter.java
com.thirdi.sensorsupervisor.maps.java