17780d6f35
Rename `interface` to `interfaces` Build failure reported by Chun Kuan Lee <ken2812221@gmail.com> https://github.com/bitcoin/bitcoin/pull/10244#issuecomment-379434756 -BEGIN VERIFY SCRIPT- git mv src/interface src/interfaces ren() { git grep -l "$1" | xargs sed -i "s,$1,$2,g"; } ren interface/ interfaces/ ren interface:: interfaces:: ren BITCOIN_INTERFACE_ BITCOIN_INTERFACES_ ren "namespace interface" "namespace interfaces" -END VERIFY SCRIPT-
35 lines
945 B
C++
35 lines
945 B
C++
// Copyright (c) 2018 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 <memory>
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namespace boost {
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namespace signals2 {
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class connection;
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} // namespace signals2
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} // namespace boost
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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() {}
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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 boost signal connection.
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std::unique_ptr<Handler> MakeHandler(boost::signals2::connection connection);
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} // namespace interfaces
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#endif // BITCOIN_INTERFACES_HANDLER_H
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