Midad/MultiPage/GfxProxy.h

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#ifndef GFXPROXY_H
#define GFXPROXY_H

#include <Midad/MultiPage/GfxBase.h>
#include <Midad/Util/NamedProxy.h>
#include <Midad/MultiPage/GfxMenu.h>

#include <list>
#include <iostream>

#include <sigc++/class_slot.h>

class MultiPage;
class GfxProxyBase: public NamedProxy
{
    static std::list<const char*> fNames;
    GfxMenu* fMenu;
public:
    GfxProxyBase(const char* name, GfxMenu* menu = 0)
        : NamedProxy(name,"Gfx") 
          ,fMenu(menu) {

        fNames.push_back(name);
        gfx_added.emit(name);
    }
    virtual ~GfxProxyBase() {};
    static SigC::Signal1<void,const char*> gfx_added;

    virtual GfxBase* Create() = 0;
    virtual GuiMenu* MakeMenu(MultiPage* mp) { return fMenu ? fMenu->MakeMenu(mp) : 0; }

    static std::list<const char*> GetRegisteredNames() { return fNames; }
};

template<class T>
class GfxProxy : public GfxProxyBase
{
    std::list<T*> fInstances;
    void Remove(T *t) { fInstances.remove(t); }
    
public:

    GfxProxy(const char* name, GfxMenu* menu = 0) : GfxProxyBase(name,menu) {}
    virtual ~GfxProxy() {}

    T* Create() { 
        T* t = new T();
        fInstances.push_back(t);
        t->destroyed.connect(SigC::bind(SigC::slot_class(*this,&GfxProxy<T>::Remove),t));
        return t;
    }
    std::list<T*> GetInstances() { return fInstances; };

};                              // end of class GfxProxy

#endif  // GFXPROXY_H

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