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091736a153
The real includes were only needed temporarily while supporting btcsignals as an alias for boost::signals2.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
// Copyright (c) 2018-present The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_INTERFACES_HANDLER_H
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#define BITCOIN_INTERFACES_HANDLER_H
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#include <functional>
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#include <memory>
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namespace btcsignals {
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class connection;
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} // namespace btcsignals
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namespace interfaces {
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//! Generic interface for managing an event handler or callback function
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//! registered with another interface. Has a single disconnect method to cancel
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//! the registration and prevent any future notifications.
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class Handler
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{
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public:
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virtual ~Handler() = default;
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//! Disconnect the handler.
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virtual void disconnect() = 0;
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};
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//! Return handler wrapping a btcsignals connection.
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std::unique_ptr<Handler> MakeSignalHandler(btcsignals::connection connection);
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//! Return handler wrapping a cleanup function.
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std::unique_ptr<Handler> MakeCleanupHandler(std::function<void()> cleanup);
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} // namespace interfaces
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#endif // BITCOIN_INTERFACES_HANDLER_H
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