Validators.h

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#pragma once
 
#include <string>
#include "../String.h"
 
namespace Gorgon { namespace UI {
    
    template<class T_>
    class ConversionValidator {
    public:
        using Type = T_;
        
        bool IsValid(std::string) const {
            return true;
        }
        
        bool AllowInsert(std::string /*start*/, std::string /*insert*/, std::string /*end*/) const {
            return true;
        }
        
        bool AllowErase(std::string /*before*/, int /*count*/, std::string /*after*/) const {
            return true;
        }
        
        bool AllowReplace(std::string /*before*/, int /*count*/, std::string /*insert*/, std::string /*after*/) const {
            return true;
        }
        
        Type From(std::string text) const {
            return String::To<Type>(text);
        }
        
        std::string ToString(const Type &value) const {
            return String::From(value);
        }
        
    };
    
} }