19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 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 com.google.android.util; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Spannable; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.SpannableStringBuilder; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.style.ImageSpan; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Parses a text message typed by the user looking for smileys. 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class SmileyParser extends AbstractMessageParser { 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private SmileyResources mRes; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SmileyParser(String text, SmileyResources res) { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(text, 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project true, // smilies 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false, // acronyms 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false, // formatting 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false, // urls 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false, // music 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false // me text 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRes = res; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected Resources getResources() { 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mRes; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieves the parsed text as a spannable string object. 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context the context for fetching smiley resources. 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the spannable string as CharSequence. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CharSequence getSpannableString(Context context) { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpannableStringBuilder builder = new SpannableStringBuilder(); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getPartCount() == 0) { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ""; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // should have only one part since we parse smiley only 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Part part = getPart(0); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ArrayList<Token> tokens = part.getTokens(); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = tokens.size(); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < len; i++) { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Token token = tokens.get(i); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int start = builder.length(); 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project builder.append(token.getRawText()); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (token.getType() == AbstractMessageParser.Token.Type.SMILEY) { 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int resid = mRes.getSmileyRes(token.getRawText()); 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resid != -1) { 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project builder.setSpan(new ImageSpan(context, resid), 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start, 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project builder.length(), 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return builder; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 84