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> * Copyright (c) 2010 The Hewlett-Packard Development Company
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> #include <string>
> #include <vector>
>
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> class Flag
> {
> protected:
> const char *_name;
> const char *_desc;
>
> public:
> Flag(const char *name, const char *desc);
> virtual ~Flag();
>
> std::string name() const { return _name; }
> std::string desc() const { return _desc; }
>
> virtual void enable() = 0;
> virtual void disable() = 0;
> };
>
> class SimpleFlag : public Flag
> {
> protected:
> bool _status;
>
> public:
> SimpleFlag(const char *name, const char *desc)
> : Flag(name, desc)
> { }
>
> bool status() const { return _status; }
> operator bool() const { return _status; }
> bool operator!() const { return !_status; }
>
> void enable() { _status = true; }
> void disable() { _status = false; }
> };
>
> class CompoundFlag : public SimpleFlag
> {
> protected:
> std::vector<Flag *> flags;
>
> public:
> CompoundFlag(const char *name, const char *desc,
> Flag &f00 = *(Flag *)0, Flag &f01 = *(Flag *)0,
> Flag &f02 = *(Flag *)0, Flag &f03 = *(Flag *)0,
> Flag &f04 = *(Flag *)0, Flag &f05 = *(Flag *)0,
> Flag &f06 = *(Flag *)0, Flag &f07 = *(Flag *)0,
> Flag &f08 = *(Flag *)0, Flag &f09 = *(Flag *)0,
> Flag &f10 = *(Flag *)0, Flag &f11 = *(Flag *)0,
> Flag &f12 = *(Flag *)0, Flag &f13 = *(Flag *)0,
> Flag &f14 = *(Flag *)0, Flag &f15 = *(Flag *)0,
> Flag &f16 = *(Flag *)0, Flag &f17 = *(Flag *)0,
> Flag &f18 = *(Flag *)0, Flag &f19 = *(Flag *)0)
> : SimpleFlag(name, desc)
> {
> addFlag(f00); addFlag(f01); addFlag(f02); addFlag(f03); addFlag(f04);
> addFlag(f05); addFlag(f06); addFlag(f07); addFlag(f08); addFlag(f09);
> addFlag(f10); addFlag(f11); addFlag(f12); addFlag(f13); addFlag(f14);
> addFlag(f15); addFlag(f16); addFlag(f17); addFlag(f18); addFlag(f19);
> }
>
> void
> addFlag(Flag &f)
> {
> if (&f != NULL)
> flags.push_back(&f);
> }
>
> void enable();
> void disable();
> };
>