You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
2.5 KiB
84 lines
2.5 KiB
/*
|
|
* Copyright (C) 2009 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef ANDROID_ANDROID_NATIVES_H
|
|
#define ANDROID_ANDROID_NATIVES_H
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <nativebase/nativebase.h>
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
#ifdef __cplusplus
|
|
|
|
#include <utils/RefBase.h>
|
|
|
|
namespace android {
|
|
|
|
/*
|
|
* This helper class turns a ANativeXXX object type into a C++
|
|
* reference-counted object; with proper type conversions.
|
|
*/
|
|
template <typename NATIVE_TYPE, typename TYPE, typename REF,
|
|
typename NATIVE_BASE = android_native_base_t>
|
|
class ANativeObjectBase : public NATIVE_TYPE, public REF
|
|
{
|
|
public:
|
|
// Disambiguate between the incStrong in REF and NATIVE_TYPE
|
|
void incStrong(const void* id) const {
|
|
REF::incStrong(id);
|
|
}
|
|
void decStrong(const void* id) const {
|
|
REF::decStrong(id);
|
|
}
|
|
|
|
protected:
|
|
typedef ANativeObjectBase<NATIVE_TYPE, TYPE, REF, NATIVE_BASE> BASE;
|
|
ANativeObjectBase() : NATIVE_TYPE(), REF() {
|
|
NATIVE_TYPE::common.incRef = incRef;
|
|
NATIVE_TYPE::common.decRef = decRef;
|
|
}
|
|
static inline TYPE* getSelf(NATIVE_TYPE* self) {
|
|
return static_cast<TYPE*>(self);
|
|
}
|
|
static inline TYPE const* getSelf(NATIVE_TYPE const* self) {
|
|
return static_cast<TYPE const *>(self);
|
|
}
|
|
static inline TYPE* getSelf(NATIVE_BASE* base) {
|
|
return getSelf(reinterpret_cast<NATIVE_TYPE*>(base));
|
|
}
|
|
static inline TYPE const * getSelf(NATIVE_BASE const* base) {
|
|
return getSelf(reinterpret_cast<NATIVE_TYPE const*>(base));
|
|
}
|
|
static void incRef(NATIVE_BASE* base) {
|
|
ANativeObjectBase* self = getSelf(base);
|
|
self->incStrong(self);
|
|
}
|
|
static void decRef(NATIVE_BASE* base) {
|
|
ANativeObjectBase* self = getSelf(base);
|
|
self->decStrong(self);
|
|
}
|
|
};
|
|
|
|
} // namespace android
|
|
#endif // __cplusplus
|
|
|
|
/*****************************************************************************/
|
|
|
|
#endif /* ANDROID_ANDROID_NATIVES_H */
|