1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 #include "ResIDGenerator.hxx" 23 24 /** 25 * Destructor 26 * 27 * @param 28 * @return 29 */ 30 ResIDGenerator::~ResIDGenerator() 31 { 32 } 33 34 /** 35 * SubList stores those IDs that were ever generated and deleted, the method 36 * return the ID from subList first if subList is not empty,else return ++max. 37 * Add the obsolete IDs by calling SetSub method 38 * 39 * @param 40 * @return new resource ID. 41 */ 42 long ResIDGenerator::GenerateNewResID() 43 { 44 if (max == LONG_MAX) 45 { 46 if (!subList.empty()) 47 { 48 long nRes = *(subList.begin()); 49 subList.pop_front(); 50 return nRes; 51 } 52 } 53 return -(++max); 54 } 55