svcore  1.9
Command.h
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00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
00002 
00003 /*
00004     Sonic Visualiser
00005     An audio file viewer and annotation editor.
00006     Centre for Digital Music, Queen Mary, University of London.
00007     This file copyright 2006 Chris Cannam.
00008     
00009     This program is free software; you can redistribute it and/or
00010     modify it under the terms of the GNU General Public License as
00011     published by the Free Software Foundation; either version 2 of the
00012     License, or (at your option) any later version.  See the file
00013     COPYING included with this distribution for more information.
00014 */
00015 
00016 #ifndef _COMMAND_H_
00017 #define _COMMAND_H_
00018 
00019 #include <QObject>
00020 #include <QString>
00021 #include <vector>
00022 
00023 #include "Debug.h"
00024 
00025 class Command
00026 {
00027 public:
00028     virtual ~Command() { }
00029 
00030     virtual void execute() = 0;
00031     virtual void unexecute() = 0;
00032     virtual QString getName() const = 0;
00033 };
00034 
00035 class MacroCommand : public Command
00036 {
00037 public:
00038     MacroCommand(QString name);
00039     virtual ~MacroCommand();
00040 
00041     virtual void addCommand(Command *command);
00042     virtual void deleteCommand(Command *command);
00043     virtual bool haveCommands() const;
00044 
00045     virtual void execute();
00046     virtual void unexecute();
00047 
00048     virtual QString getName() const;
00049     virtual void setName(QString name);
00050 
00051 protected:
00052     QString m_name;
00053     std::vector<Command *> m_commands;
00054 };
00055 
00061 class BundleCommand : public QObject, public MacroCommand
00062 {
00063     Q_OBJECT
00064 
00065 public:
00066     BundleCommand(QString name);
00067     virtual ~BundleCommand();
00068 
00069     virtual QString getName() const;
00070 };
00071 
00072 #endif
00073