1 /* 2 * Copyright (C) 2008 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.demo.notepad2; 18 19 import android.app.ListActivity; 20 import android.content.Intent; 21 import android.database.Cursor; 22 import android.os.Bundle; 23 import android.view.ContextMenu; 24 import android.view.Menu; 25 import android.view.MenuItem; 26 import android.view.View; 27 import android.view.ContextMenu.ContextMenuInfo; 28 import android.widget.ListView; 29 import android.widget.SimpleCursorAdapter; 30 31 public class Notepadv2 extends ListActivity { 32 private static final int ACTIVITY_CREATE=0; 33 private static final int ACTIVITY_EDIT=1; 34 35 private static final int INSERT_ID = Menu.FIRST; 36 private static final int DELETE_ID = Menu.FIRST + 1; 37 38 private NotesDbAdapter mDbHelper; 39 private Cursor mNotesCursor; 40 41 /** Called when the activity is first created. */ 42 @Override onCreate(Bundle savedInstanceState)43 public void onCreate(Bundle savedInstanceState) { 44 super.onCreate(savedInstanceState); 45 setContentView(R.layout.notes_list); 46 mDbHelper = new NotesDbAdapter(this); 47 mDbHelper.open(); 48 fillData(); 49 } 50 fillData()51 private void fillData() { 52 // Get all of the rows from the database and create the item list 53 mNotesCursor = mDbHelper.fetchAllNotes(); 54 startManagingCursor(mNotesCursor); 55 56 // Create an array to specify the fields we want to display in the list (only TITLE) 57 String[] from = new String[]{NotesDbAdapter.KEY_TITLE}; 58 59 // and an array of the fields we want to bind those fields to (in this case just text1) 60 int[] to = new int[]{R.id.text1}; 61 62 // Now create a simple cursor adapter and set it to display 63 SimpleCursorAdapter notes = 64 new SimpleCursorAdapter(this, R.layout.notes_row, mNotesCursor, from, to); 65 setListAdapter(notes); 66 } 67 68 @Override onCreateOptionsMenu(Menu menu)69 public boolean onCreateOptionsMenu(Menu menu) { 70 super.onCreateOptionsMenu(menu); 71 menu.add(0, INSERT_ID,0, R.string.menu_insert); 72 return true; 73 } 74 75 @Override onMenuItemSelected(int featureId, MenuItem item)76 public boolean onMenuItemSelected(int featureId, MenuItem item) { 77 switch(item.getItemId()) { 78 case INSERT_ID: 79 createNote(); 80 return true; 81 } 82 83 return super.onMenuItemSelected(featureId, item); 84 } 85 86 @Override onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo)87 public void onCreateContextMenu(ContextMenu menu, View v, 88 ContextMenuInfo menuInfo) { 89 super.onCreateContextMenu(menu, v, menuInfo); 90 91 // TODO: fill in rest of method 92 } 93 94 @Override onContextItemSelected(MenuItem item)95 public boolean onContextItemSelected(MenuItem item) { 96 return super.onContextItemSelected(item); 97 98 // TODO: fill in rest of method 99 } 100 createNote()101 private void createNote() { 102 // TODO: fill in implementation 103 104 } 105 106 @Override onListItemClick(ListView l, View v, int position, long id)107 protected void onListItemClick(ListView l, View v, int position, long id) { 108 super.onListItemClick(l, v, position, id); 109 110 // TODO: fill in rest of method 111 112 } 113 114 @Override onActivityResult(int requestCode, int resultCode, Intent intent)115 protected void onActivityResult(int requestCode, int resultCode, Intent intent) { 116 super.onActivityResult(requestCode, resultCode, intent); 117 118 // TODO: fill in rest of method 119 120 } 121 122 } 123