Class.h

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// 
//   Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012
//   Free Software Foundation, Inc.
// 
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

#ifndef GNASH_ABC_CLASS_H
#define GNASH_ABC_CLASS_H

#ifdef HAVE_CONFIG_H
#include "gnashconfig.h"
#endif

#include <list>
#include <map>
#include <vector>
#include "string_table.h"
#include "Property.h"
#include "AbcBlock.h"

namespace gnash {
    namespace abc {
        class Machine;
        class MultiName;
        class abc_function;
        class BoundValue;
        class BoundAccessor;
        class Method;
        class Class;
        class Namespace;
    }
    class ClassHierarchy;
    class Property;
    class as_value;
}

namespace gnash {
namespace abc {

//
//
//
//
//
class Class
{
public:

        Class()
        :
        _prototype(0),
        _final(false),
        _sealed(false),
        _dynamic(false),
                _interface(false),
        _name(0),
        _interfaces(),
        _protectedNs(0),
                _super(0),
        _constructor(0),
        _staticConstructor(0),
                _bindings(),
        _staticBindings(),
        _declared(false),
        _inherited(false),
                _system(false)
        {}
        
    void setDeclared() { _declared = true; }
        bool isDeclared() { return _declared; }
        void setInherited() { _inherited = true; }
        bool isInherited() { return _inherited; }

        void setSystem() { _system = true; }
        void unsetSystem() { _system = false; }
        bool isSystem() { return _system; }
        
        void setName(string_table::key name) { _name = name; }

        void dump();

        bool addValue(string_table::key name, Namespace *ns,
            std::uint32_t slotID, Class *type, as_value& val,
            bool isconst, bool isstatic);

        bool addSlot(string_table::key name, Namespace *ns,
            std::uint32_t slotID, Class *type, bool isstatic);

        bool addMethod(string_table::key name, Namespace *ns, Method *method,
                bool isstatic);

        bool addGetter(string_table::key name, Namespace *ns, Method *method,
                bool isstatic);

        bool addSetter(string_table::key name, Namespace *ns, Method *method,
                bool isstatic);

        bool addMemberScript(string_table::key name, Namespace *ns,
                std::uint32_t slotID, Class *type, bool isstatic);

        // TODO: Figure out how this differs from addMethod
        bool addSlotFunction(string_table::key name, Namespace *ns,
                std::uint32_t slotID, Method *method, bool isstatic);

        bool isFinal() const { return _final; }

        void setFinal() { _final = true; }

        void unsetFinal() { _final = false; }

        bool isSealed() const { return _sealed; }

        void setSealed() { _sealed = true; }

        // Set the class as not sealed.
        void unsetSealed() { _sealed = false; }

        bool isInterface() const { return _interface; }

        void setInterface() { _interface = true; }

        void unsetInterface() { _interface = false; }

        bool isDynamic() const { return _dynamic; }

        void setDynamic() { _dynamic = true; }

        void unsetDynamic() { _dynamic = false; }

        bool hasProtectedNs() const { return _protectedNs; }

        Namespace* getProtectedNs() { return _protectedNs; }

        void setProtectedNs(Namespace *n) { _protectedNs = n; }

        string_table::key getName() const { return _name; }
        
    Class* getSuper() const { return _super; }

    //
        void setSuper(Class *p) { _super = p; }

        void pushInterface(Class* p) { _interfaces.push_back(p); }

    //
        void setConstructor(Method *m) { _constructor = m; }

    //
        Method* getConstructor() const {
        return _constructor;
    }

    //
        void setStaticConstructor(Method *m) { _staticConstructor = m; }

    //
    Method* getStaticConstructor() const { 
        return _staticConstructor;
    }

    void addStaticTrait(const Trait& t) {
        _staticTraits.push_back(t);
    }

    void addInstanceTrait(const Trait& t) {
        _instanceTraits.push_back(t);
    }

        Property* getBinding(string_table::key name)
        {
                BindingContainer::iterator i;
                if (_bindings.empty()) return NULL;
                i = _bindings.find(name);
                if (i == _bindings.end())
                        return NULL;
                return &i->second;
        }

        Property* getGetBinding(as_value& v, abc::MultiName& n);
        Property* getSetBinding(as_value& v, abc::MultiName& n);

    //
    void initTraits(AbcBlock& bl);

    void setPrototype(as_object* prototype) {
        _prototype = prototype;
    }

        void initPrototype();

        as_object* getPrototype() { return _prototype; }

private:

        bool addBinding(string_table::key name, const Property& b) {
        _bindings.insert(std::make_pair(name, b));
        return true;
    }

        bool addStaticBinding(string_table::key name, const Property& b) {
        _staticBindings.insert(std::make_pair(name, b));
        return true;
    }

        Property *getStaticBinding(string_table::key name)
        {
                if (_staticBindings.empty()) return 0;
                BindingContainer::iterator i = _staticBindings.find(name);
                if (i == _staticBindings.end()) return 0;
                return &i->second;
        }

    
    std::vector<Trait> _instanceTraits;

    std::vector<Trait> _staticTraits;

        
        typedef std::map<string_table::key, Property> BindingContainer;

    as_object *_prototype;
        bool _final;
        bool _sealed;
        bool _dynamic;
        bool _interface;
        string_table::key _name;
        std::list<Class*> _interfaces;
        Namespace* _protectedNs;
        Class* _super;
        Method* _constructor;
        Method* _staticConstructor;

        BindingContainer _bindings;
        BindingContainer _staticBindings;
        bool _declared;
        bool _inherited;
        bool _system;
};

} // namespace abc 
} // namespace gnash

#endif