00001 #if !defined(__COMMANDFRAME_HPP) 00002 #define __COMMANDFRAME_HPP 00003 00004 /* 00005 CoreLinux++ 00006 Copyright (C) 1999,2000 CoreLinux Consortium 00007 00008 The CoreLinux++ Library is free software; you can redistribute it and/or 00009 modify it under the terms of the GNU Library General Public License as 00010 published by the Free Software Foundation; either version 2 of the 00011 License, or (at your option) any later version. 00012 00013 The CoreLinux++ Library Library is distributed in the hope that it will 00014 be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 Library General Public License for more details. 00017 00018 You should have received a copy of the GNU Library General Public 00019 License along with the GNU C Library; see the file COPYING.LIB. If not, 00020 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00021 Boston, MA 02111-1307, USA. 00022 */ 00023 00024 #if !defined(__COMMON_HPP) 00025 #include <Common.hpp> 00026 #endif 00027 00028 #if !defined(__ABSTRACTCOMMAND_HPP) 00029 #include <AbstractCommand.hpp> 00030 #endif 00031 00032 #if !defined(__VECTOR_HPP) 00033 #include <Vector.hpp> 00034 #endif 00035 00036 #if !defined(__COMMANDFRAMEEXCEPTION_HPP) 00037 #include <CommandFrameException.hpp> 00038 #endif 00039 00040 namespace corelinux 00041 { 00042 CORELINUX_VECTOR( AbstractCommandPtr , Commands ); 00043 00044 DECLARE_CLASS( CommandFrame ); 00045 00050 enum WorkState 00051 { 00053 00054 BUILDING = 0, 00055 EXECUTING, 00056 COMPLETED, 00057 REVERSING, 00058 REVERSED, 00059 NEVERCOMPLETED 00060 }; 00061 00069 class CommandFrame : public Synchronized 00070 { 00071 00072 public: 00073 00074 // 00075 // Constructors and destructor 00076 // 00078 00079 CommandFrame( bool autoReverse = false ); 00080 00090 CommandFrame( CommandFrameCref ) 00091 throw( CommandFrameException ); 00092 00099 virtual ~CommandFrame( void ); 00100 00101 // 00102 // Operator overloads 00103 // 00104 00114 CommandFrameRef operator=( CommandFrameCref ) 00115 throw( CommandFrameException ); 00116 00118 00119 bool operator==( CommandFrameCref ) const; 00120 00121 // 00122 // Accessors 00123 // 00124 00130 WorkState getState( void ) const; 00131 00137 bool getReverseFlag( void ) const; 00138 00145 virtual void getCommands( CommandsRef ) const; 00146 00147 // 00148 // Mutators 00149 // 00150 00159 CommandFrameRef operator+=( AbstractCommandPtr ) 00160 throw( CommandFrameException ); 00161 00170 CommandFrameRef operator+=( CommandFrameCref ) 00171 throw( CommandFrameException ); 00172 00180 virtual void addCommand( AbstractCommandPtr ) 00181 throw( CommandFrameException ); 00182 00183 00190 void setAutoReverse( bool ) throw( CommandFrameException ); 00191 00202 void execute( void ) throw( CommandFrameException ); 00203 00212 void executeReverse( void ) throw( CommandFrameException ); 00213 00214 protected: 00215 00223 virtual WorkState executeCommands( void ); 00224 00232 virtual WorkState executeReverseCommands( void ); 00233 00234 protected: 00235 00237 00238 bool theAutoReverseFlag; 00239 00241 00242 WorkState theWorkState; 00243 00245 00246 Commands theCommands; 00247 }; 00248 } 00249 00250 #endif // if !defined(__COMMANDFRAME_HPP) 00251 00252 /* 00253 Common rcs information do not modify 00254 $Author: prudhomm $ 00255 $Revision: 1.2 $ 00256 $Date: 2000/08/31 22:52:20 $ 00257 $Locker: $ 00258 */ 00259 00260 00261