19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 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 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.text.method; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyCharacterMap.KeyData; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.InputType; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Spannable; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For dialing-only text entry 26405bc51c5dc73846a4abdc325cd234eb2d37469fJean Chalard * <p></p> 27405bc51c5dc73846a4abdc325cd234eb2d37469fJean Chalard * As for all implementations of {@link KeyListener}, this class is only concerned 28405bc51c5dc73846a4abdc325cd234eb2d37469fJean Chalard * with hardware keyboards. Software input methods have no obligation to trigger 29405bc51c5dc73846a4abdc325cd234eb2d37469fJean Chalard * the methods in this class. 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class DialerKeyListener extends NumberKeyListener 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected char[] getAcceptedChars() 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return CHARACTERS; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static DialerKeyListener getInstance() { 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sInstance != null) 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sInstance; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sInstance = new DialerKeyListener(); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sInstance; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInputType() { 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return InputType.TYPE_CLASS_PHONE; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Overrides the superclass's lookup method to prefer the number field 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from the KeyEvent. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected int lookup(KeyEvent event, Spannable content) { 5614f10e5d5f51bc54ca2a45ee62d3cfb6debd3af0Raph Levien int meta = getMetaState(content, event); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int number = event.getNumber(); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Prefer number if no meta key is active, or if it produces something 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * valid and the meta lookup does not. 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 63497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown if ((meta & (MetaKeyKeyListener.META_ALT_ON | MetaKeyKeyListener.META_SHIFT_ON)) == 0) { 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (number != 0) { 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return number; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int match = super.lookup(event, content); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (match != 0) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return match; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If a meta key is active but the lookup with the meta key 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * did not produce anything, try some other meta keys, because 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the user might have pressed SHIFT when they meant ALT, 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or vice versa. 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (meta != 0) { 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project KeyData kd = new KeyData(); 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] accepted = getAcceptedChars(); 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (event.getKeyData(kd)) { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 1; i < kd.meta.length; i++) { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ok(accepted, kd.meta[i])) { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return kd.meta[i]; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Otherwise, use the number associated with the key, since 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * whatever they wanted to do with the meta key does not 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * seem to be valid here. 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return number; 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The characters that are used. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see KeyEvent#getMatch 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getAcceptedChars 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final char[] CHARACTERS = new char[] { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '#', '*', 113dda5391d5079537e275c9f4ed2637a1484d0e4e8Wink Saville '+', '-', '(', ')', ',', '/', 'N', '.', ' ', ';' 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static DialerKeyListener sInstance; 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 118