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51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
/*
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* SPDX-License-Identifier: LGPL-2.0-only
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* License-Filename: LICENSES/LGPLv2-KDAB
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*
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* The KD Tools Library is Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB.
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*/
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#ifndef KDTOOLSCORE_PIMPL_PTR_H
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#define KDTOOLSCORE_PIMPL_PTR_H
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#include "kdtoolsglobal.h"
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#ifndef DOXYGEN_RUN
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namespace kdtools {
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#endif
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template <typename T>
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class pimpl_ptr {
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KDAB_DISABLE_COPY( pimpl_ptr );
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T * d;
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public:
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pimpl_ptr() : d( new T ) {}
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explicit pimpl_ptr( T * t ) : d( t ) {}
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~pimpl_ptr() { delete d; d = nullptr; }
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T * get() { return d; }
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const T * get() const { return d; }
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T * operator->() { return get(); }
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const T * operator->() const { return get(); }
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T & operator*() { return *get(); }
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const T & operator*() const { return *get(); }
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KDAB_IMPLEMENT_SAFE_BOOL_OPERATOR( get() )
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};
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// these are not implemented, so's we can catch their use at
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// link-time. Leaving them undeclared would open up a comparison
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// via operator unspecified-bool-type().
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template <typename T, typename S>
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void operator==( const pimpl_ptr<T> &, const pimpl_ptr<S> & );
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template <typename T, typename S>
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void operator!=( const pimpl_ptr<T> &, const pimpl_ptr<S> & );
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#ifndef DOXYGEN_RUN
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} // namespace kdtools
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#endif
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#endif /* KDTOOLSCORE_PIMPL_PTR_H */
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