68 lines
2.1 KiB
Plaintext
68 lines
2.1 KiB
Plaintext
//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
|