19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 171d3165f10b12165f02b7015ac1a817c5f60e6399Neal Nguyenpackage android.widget.listview; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 191d3165f10b12165f02b7015ac1a817c5f60e6399Neal Nguyenimport com.android.frameworks.coretests.R; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.ListActivity; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Bundle; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Menu; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MenuItem; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.ArrayAdapter; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Tests using an empty view with a list */ 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ListWithEmptyView extends ListActivity { 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class CarefulAdapter<T> extends ArrayAdapter<T> { 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CarefulAdapter(Context context, int textViewResourceId) { 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, textViewResourceId); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO Auto-generated constructor stub 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public long getItemId(int position) { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (position < 0 || position >= this.getCount()) { 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new ArrayIndexOutOfBoundsException(); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.getItemId(position); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MENU_ADD = Menu.FIRST + 1; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MENU_REMOVE = Menu.FIRST + 2; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private CarefulAdapter<String> mAdapter; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNextItem = 0; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mEmptyView; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onCreate(Bundle savedInstanceState) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreate(savedInstanceState); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdapter = new CarefulAdapter<String>(this, 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android.R.layout.simple_list_item_1); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setContentView(R.layout.list_with_empty_view); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setListAdapter(mAdapter); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEmptyView = findViewById(R.id.empty); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getListView().setEmptyView(mEmptyView); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onCreateOptionsMenu(Menu menu) { 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreateOptionsMenu(menu); 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project menu.add(0, MENU_ADD, 0, R.string.menu_add) 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .setIcon(android.R.drawable.ic_menu_add); 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project menu.add(0, MENU_REMOVE, 0, R.string.menu_remove) 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .setIcon(android.R.drawable.ic_menu_delete); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onOptionsItemSelected(MenuItem item) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (item.getItemId()) { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MENU_ADD: 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String str = "Item + " + mNextItem++; 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdapter.add(str); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MENU_REMOVE: 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAdapter.getCount() > 0) { 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdapter.remove(mAdapter.getItem(0)); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onOptionsItemSelected(item); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getEmptyView() { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mEmptyView; 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 105