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integerobject.hh

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00001 /* GFC-Core: GTK+ Foundation Classes (Core Library) 00002 * Copyright (C) 2003-2004 The GFC Development Team. 00003 * 00004 * This program is free software; you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation; either version 2 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU Library General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU Library General Public License 00015 * along with this program; if not, write to the Free Software 00016 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 */ 00018 00023 00024 #ifndef GFC_INTEGER_OBJECT_HH 00025 #define GFC_INTEGER_OBJECT_HH 00026 00027 namespace GFC { 00028 00034 00035 template<typename IntegerType> 00036 class IntegerObject 00037 { 00038 protected: 00039 IntegerType value_; 00040 00043 00044 IntegerObject(IntegerType value) : value_(value) {} 00047 00049 00050 public: 00051 typedef IntegerObject<IntegerType> Base; 00053 00056 00057 operator IntegerType () const { return value_; } 00059 00060 bool equal(IntegerType value) const { return value_ == value; } 00064 00065 bool operator==(const IntegerObject& other) const { return value_ == other.value_; } 00069 00070 bool operator!=(const IntegerObject& other) const { return value_ != other.value_; } 00074 00076 }; 00077 00080 00081 template<typename IntegerType> 00082 inline bool 00083 operator==(const IntegerObject<IntegerType>& lhs, IntegerType rhs) 00084 { 00085 return lhs.equal(rhs); 00086 } 00091 00092 template<typename IntegerType> 00093 inline bool 00094 operator==(IntegerType lhs, const IntegerObject<IntegerType>& rhs) 00095 { 00096 return rhs.equal(lhs); 00097 } 00102 00103 template<typename IntegerType> 00104 inline bool 00105 operator!=(const IntegerObject<IntegerType>& lhs, IntegerType rhs) 00106 { 00107 return !(lhs.equal(rhs)); 00108 } 00113 00114 template<typename IntegerType> 00115 inline bool 00116 operator!=(IntegerType lhs, const IntegerObject<IntegerType>& rhs) 00117 { 00118 return !(rhs.equal(lhs)); 00119 } 00124 00126 00127 } // namespace GFC 00128 00129 #endif // GFC_INTEGER_OBJECT_HH 00130 00131

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