81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef AML_MP_EVENT_HANDLER_H_
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#define AML_MP_EVENT_HANDLER_H_
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#include "AmlMpEventLooper.h"
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#include <map>
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#include "AmlMpRefBase.h"
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namespace aml_mp {
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struct AmlMpMessage;
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struct AmlMpEventHandler : public AmlMpRefBase {
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AmlMpEventHandler()
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: mID(0),
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mVerboseStats(false),
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mMessageCounter(0) {
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}
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AmlMpEventLooper::handler_id id() const {
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return mID;
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}
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sptr<AmlMpEventLooper> looper() const {
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return mLooper.promote();
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}
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wptr<AmlMpEventLooper> getLooper() const {
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return mLooper;
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}
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wptr<AmlMpEventHandler> getHandler() const {
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// allow getting a weak reference to a const handler
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return const_cast<AmlMpEventHandler *>(this);
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}
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protected:
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virtual void onMessageReceived(const sptr<AmlMpMessage> &msg) = 0;
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private:
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friend struct AmlMpMessage; // deliverMessage()
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friend struct AmlMpEventLooperRoster; // setID()
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AmlMpEventLooper::handler_id mID;
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wptr<AmlMpEventLooper> mLooper;
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inline void setID(AmlMpEventLooper::handler_id id, const wptr<AmlMpEventLooper> &looper) {
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mID = id;
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mLooper = looper;
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}
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bool mVerboseStats;
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uint32_t mMessageCounter;
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std::map<uint32_t, uint32_t> mMessages;
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void deliverMessage(const sptr<AmlMpMessage> &msg);
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AmlMpEventHandler(const AmlMpEventHandler&) = delete;
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AmlMpEventHandler& operator= (const AmlMpEventHandler&) = delete;
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};
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} // namespace aml_mp
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#endif // A_HANDLER_H_
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