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/*
* Copyright (C) 2014 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 __TYPE_WRAPPERS_H
#define __TYPE_WRAPPERS_H
#include <androidfw/ResourceTypes.h>
namespace android {
struct TypeVariant {
TypeVariant(const ResTable_type* data)
: data(data) {}
class iterator {
public:
iterator& operator=(const iterator& rhs) {
mTypeVariant = rhs.mTypeVariant;
mIndex = rhs.mIndex;
}
bool operator==(const iterator& rhs) const {
return mTypeVariant == rhs.mTypeVariant && mIndex == rhs.mIndex;
}
bool operator!=(const iterator& rhs) const {
return mTypeVariant != rhs.mTypeVariant || mIndex != rhs.mIndex;
}
iterator operator++(int) {
uint32_t prevIndex = mIndex;
operator++();
return iterator(mTypeVariant, prevIndex);
}
const ResTable_entry* operator->() const {
return operator*();
}
uint32_t index() const {
return mIndex;
}
iterator& operator++();
const ResTable_entry* operator*() const;
private:
friend struct TypeVariant;
iterator(const TypeVariant* tv, uint32_t index)
: mTypeVariant(tv), mIndex(index) {}
const TypeVariant* mTypeVariant;
uint32_t mIndex;
};
iterator beginEntries() const {
return iterator(this, 0);
}
iterator endEntries() const {
return iterator(this, dtohl(data->entryCount));
}
const ResTable_type* data;
};
} // namespace android
#endif // __TYPE_WRAPPERS_H
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