OpenSceneGraph/include/osgDB/DynamicLibrary
Robert Osfield 9917b6500d Added a copyright notice to all core headers, which all begin with
//C++ header to help scripts and editors pick up the fact that the
file is a header file.
2001-10-04 15:12:57 +00:00

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//C++ header - Open Scene Graph - Copyright (C) 1998-2001 Robert Osfield
//Distributed under the terms of the GNU Library General Public License (LGPL)
//as published by the Free Software Foundation.
#ifndef OSG_DYNAMICLIBRARY
#define OSG_DYNAMICLIBRARY 1
#include <osg/Referenced>
#include <osgDB/Export>
#include <string>
namespace osgDB {
/** DynamicLibrary - encapsulates the loading and unloading of dynamic libraries,
typically used for loading ReaderWriter plug-ins.
*/
class OSGDB_EXPORT DynamicLibrary : public osg::Referenced
{
public:
typedef void* HANDLE;
typedef void* PROC_ADDRESS;
/** returns a pointer to a DynamicLibrary object on successfully
* opening of library returns NULL on failure.
*/
static DynamicLibrary* loadLibrary(const std::string& libraryName);
/** return name of library stripped of path.*/
const std::string& getName() const { return _name; }
/** return name of library including full path to it.*/
const std::string& getFullName() const { return _fullName; }
/** return handle to .dso/.dll dynamic library itself.*/
HANDLE getHandle() const { return _handle; }
/** return address of function located in library.*/
PROC_ADDRESS getProcAddress(const std::string& procName);
protected:
/** disallow default constructor.*/
DynamicLibrary():osg::Referenced() {}
/** disallow copy constructor.*/
DynamicLibrary(const DynamicLibrary&):osg::Referenced() {}
/** disallow copy operator.*/
DynamicLibrary& operator == (const DynamicLibrary&) { return *this; }
/** Disallow public construction so that users have to go
* through loadLibrary() above which returns NULL on
* failure, a valid DynamicLibrary object on success.
*/
DynamicLibrary(const std::string& name,HANDLE handle);
~DynamicLibrary();
HANDLE _handle;
std::string _name;
std::string _fullName;
};
};
#endif // __DYNAMIC_LIBRARY_H