AbstractNotesFragment.java

/**
 * Copyright (c) 2014, German Neuroinformatics Node (G-Node)
 * Copyright (c) 2014, Shumail Mohy-ud-Din <shumailmohyuddin@gmail.com>
 * License: BSD-3 (See LICENSE)
 */

package com.g_node.gca.abstracts;

import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;
import android.widget.Toast;
import com.g_node.gcaa.R;

public class AbstractNotesFragment extends Fragment{

	private String uuid;
	private Cursor notesCursor;
	private ListView notesList;
	private SimpleCursorAdapter mAdapter;
	private TextView notificationNote;
	private final DatabaseHelper mDbHelper = DatabaseHelper.getInstance(this
			.getActivity());

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {
		Log.i("GCA-Abs-Frag", "Notes Fragment - onCreateView");
		View rootView = inflater.inflate(R.layout.fragment_abstract_notes,
				container, false);

		return rootView;
	}

	@Override
	public void onViewCreated(View view, Bundle savedInstanceState) {
		super.onViewCreated(view, savedInstanceState);
		Log.i("GCA-Abs-Frag", "Notes Fragment - onViewCreated");
		uuid = TabsPagerAdapter.getUuid();
		// value = getArguments().getString("value");

		notificationNote = (TextView) getView().findViewById(R.id.notesText);
		notificationNote.setText("Your Notes for the Abstract");

		// populate the notes from DB into listview
		populateListView();
		registerForContextMenu(notesList);

		Button addNoteBtn = (Button) getView().findViewById(R.id.addNotebtn);
		addNoteBtn.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				AddNoteDialogFragment addNoteFragment = AddNoteDialogFragment
						.newInstance(uuid);
				addNoteFragment.show(getFragmentManager(), "fragment_add_note");
			}
		});

		Button refreshNotesBtn = (Button) getView().findViewById(
				R.id.NoteRefresh);
		refreshNotesBtn.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				populateListView();
				Toast.makeText(getActivity(), "Notes Refrshed.",
						Toast.LENGTH_SHORT).show();
			}
		});

		notesList.setOnItemClickListener(new OnItemClickListener() {

			@Override
			public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
					long arg3) {
				// TODO Auto-generated method stub
				Builder x = new AlertDialog.Builder(getActivity());
				String noteTitle = notesCursor.getString(notesCursor
						.getColumnIndexOrThrow("NOTE_TITLE"));
				String noteText = notesCursor.getString(notesCursor
						.getColumnIndexOrThrow("NOTE_TEXT"));
				x.setTitle(noteTitle)
						.setMessage(noteText)
						.setNeutralButton(android.R.string.ok,
								new DialogInterface.OnClickListener() {
									public void onClick(DialogInterface dialog,
											int id) {
										dialog.cancel();
									}
								})
						.setIcon(
								getResources().getDrawable(
										R.drawable.notes_icon)).show();
			}

		});

	}

	@Override
	public void onCreateContextMenu(ContextMenu menu, View v,
			ContextMenuInfo menuInfo) {
		menu.add(0, 2, 0, "Edit");
		menu.add(0, 3, 1, "Delete");
	}

	@Override
	public boolean onContextItemSelected(MenuItem item) {
		switch (item.getItemId()) {
		case 3: {
			AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item
					.getMenuInfo();
			Log.i("GCA-Abs-Frag", "Menu info id: " + info.id);
			mDbHelper.deleteFromABSTRACT_NOTES(info.id);
			populateListView();
			return (true);
		}
		case 2: {
			AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item
					.getMenuInfo();
			Log.i("GCA-Abs-Frag", "Menu info id: " + info.id);

			EditNoteDialogFragment editNoteFragment = EditNoteDialogFragment
					.newInstance(uuid, String.valueOf(info.id));
			editNoteFragment.show(getFragmentManager(), "fragment_edit_note");
			// DatabaseHelper.deleteFromABSTRACT_NOTES(info.id);
			// update in dialogefragment positive button method
			Log.i("GCA-Abs-Frag", "After EditNote Dialog");
			// populateListView();
			return (true);
		}
		}

		return (super.onOptionsItemSelected(item));
	}

	public void populateListView() {
		Log.i("GCA-Abs-Frag", "in PopulateListview func");
		notesCursor = mDbHelper.fetchNotesByAbsId(uuid);
		if (notesCursor.getCount() <= 0) {
			notificationNote.setText("No Notes available for this Abstract");
		} else {
			notificationNote.setText("You have " + notesCursor.getCount()
					+ " Notes for the Abstract");
		}
		notesList = (ListView) getView().findViewById(R.id.noteslist);

		mAdapter = new SimpleCursorAdapter(getActivity(),
				R.layout.noteslist_item_layout, notesCursor,
				new String[] { "NOTE_TITLE" }, new int[] { R.id.noteTitle }, 0);
		// adapter.notifyDataSetChanged();
		// ArrayAdapter adapter = new ArrayAdapter<String>(this,
		// R.layout.noteslist_item_layout, StringArray);
		notesList.setAdapter(mAdapter);
	}

	@Override
	public void onDestroy() {
		super.onDestroy();
		Log.i("GCA-Abs-Frag", "AbstractNotes Fragment - on Destroy");
	}

	@Override
	public void onResume() {
		super.onResume();
		populateListView();
		Log.i("GCA-Abs-Frag", "AbstractNotes Fragment - on Resume");
	}
	
	public SimpleCursorAdapter getAdapter(){
		return mAdapter;
	}

}