/* * Copyright (C) 2008 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License")savedInstanceState; * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * *      http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */package com.android.demo.notepad3;import android.app.ListActivity;import android.content.Intent;import android.database.Cursor;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.widget.ListView;import android.widget.SimpleCursorAdapter;public class Notepadv3 extends ListActivity {    private static final int ACTIVITY_CREATE=0;    private static final int ACTIVITY_EDIT=1;        private static final int INSERT_ID = Menu.FIRST;    private static final int DELETE_ID = Menu.FIRST + 1;    private NotesDbAdapter mDbHelper;        /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.notes_list);        mDbHelper = new NotesDbAdapter(this);        mDbHelper.open();        fillData();    }        private void fillData() {        Cursor notesCursor = mDbHelper.fetchAllNotes();        startManagingCursor(notesCursor);                // Create an array to specify the fields we want to display in the list (only TITLE)        String[] from = new String[]{NotesDbAdapter.KEY_TITLE};                // and an array of the fields we want to bind those fields to (in this case just text1)        int[] to = new int[]{R.id.text1};                // Now create a simple cursor adapter and set it to display        SimpleCursorAdapter notes =         	    new SimpleCursorAdapter(this, R.layout.notes_row, notesCursor, from, to);        setListAdapter(notes);    }        @Override    public boolean onCreateOptionsMenu(Menu menu) {        super.onCreateOptionsMenu(menu);        menu.add(0, INSERT_ID, 0, R.string.menu_insert);        menu.add(0, DELETE_ID, 0,  R.string.menu_delete);        return true;    }    @Override    public boolean onMenuItemSelected(int featureId, MenuItem item) {        switch(item.getItemId()) {        case INSERT_ID:            createNote();            return true;        case DELETE_ID:            mDbHelper.deleteNote(getListView().getSelectedItemId());            fillData();            return true;        }               return super.onMenuItemSelected(featureId, item);    }    private void createNote() {        Intent i = new Intent(this, NoteEdit.class);        startActivityForResult(i, ACTIVITY_CREATE);    }        @Override    protected void onListItemClick(ListView l, View v, int position, long id) {        super.onListItemClick(l, v, position, id);        Intent i = new Intent(this, NoteEdit.class);        i.putExtra(NotesDbAdapter.KEY_ROWID, id);        startActivityForResult(i, ACTIVITY_EDIT);    }    @Override    protected void onActivityResult(int requestCode, int resultCode,                                     Intent intent) {        super.onActivityResult(requestCode, resultCode, intent);        fillData();    }}