68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/* This file is part of Clementine.
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef VLCSCOPEDREF_H
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#define VLCSCOPEDREF_H
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#include "config.h"
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#include <vlc/vlc.h>
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template <typename T>
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class VlcScopedRef {
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public:
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VlcScopedRef(T* ptr);
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~VlcScopedRef();
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operator T* () const { return ptr_; }
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operator bool () const { return ptr_; }
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T* operator ->() const { return ptr_; }
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private:
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VlcScopedRef(VlcScopedRef&) {}
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VlcScopedRef& operator =(const VlcScopedRef&) { return *this; }
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T* ptr_;
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};
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#define VLCSCOPEDREF_DEFINE2(type, dtor) \
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template <> void VlcScopedRef_Release<libvlc_##type##_t>(libvlc_##type##_t* ptr) { \
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dtor(ptr); \
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}
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#define VLCSCOPEDREF_DEFINE(type) VLCSCOPEDREF_DEFINE2(type, libvlc_##type##_release)
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template <typename T>
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void VlcScopedRef_Release(T* ptr);
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VLCSCOPEDREF_DEFINE2(instance, libvlc_release);
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VLCSCOPEDREF_DEFINE(media_player);
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VLCSCOPEDREF_DEFINE(media);
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template <> void VlcScopedRef_Release<char>(char* ptr) { free(ptr); }
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template <typename T>
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VlcScopedRef<T>::VlcScopedRef(T* ptr)
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: ptr_(ptr) {
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}
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template <typename T>
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VlcScopedRef<T>::~VlcScopedRef() {
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VlcScopedRef_Release(ptr_);
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}
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#endif // VLCSCOPEDREF_H
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