Dll.h

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#ifndef __DCL_DLL_H__
#define __DCL_DLL_H__       20041127
 
#ifndef __DCL_OBJECT_H__
#include <dcl/Object.h>
#endif
#ifndef __DCL_EXCEPTION_H__
#include <dcl/Exception.h>
#endif
 
__DCL_BEGIN_NAMESPACE
 
class DCLCAPI DllException : public SysError
{
    DECLARE_CLASSINFO(DllException)
public:
    String  __message;
 
public:
    DllException(const String& _name, Exception* _cause);
    DllException(const String& _name, uint32_t _errorNo);
    DllException(const String& _name, const String& _message);
 
    virtual String toString() const;
};
 
class DCLCAPI Dll : public Object
{
    DECLARE_CLASSINFO(Dll)
 
public:
    Dll();
    virtual ~Dll();
 
    enum OpenFlag
    {
        DEFAULT = 0
    };
 
    void open(
        const String& _filename, int _flags = DEFAULT
    ) __DCL_THROWS1(DllException*);
 
    void close() 
        __DCL_THROWS1(DllException*);
 
    void* getAddress(const char* _symbol)
        __DCL_THROWS1(DllException*);
 
    void* getAddress(const String& _symbol)
        __DCL_THROWS1(DllException*);
 
    const String& fileName() const { return __filename; }
 
protected:
    void*   __handle;
    String  __filename;
};
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_DLL_H__