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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_AUTO_CONNECTION_H
#define SEEN_AUTO_CONNECTION_H
#include <sigc++/connection.h>
namespace Inkscape {
// class to simplify re-subsribing to connections; automates disconnecting
class auto_connection {
public:
auto_connection(const sigc::connection& c): _connection(c) {}
auto_connection() = default;
~auto_connection() {
_connection.disconnect();
}
auto_connection(const auto_connection&) = delete;
auto_connection& operator = (const auto_connection&) = delete;
// re-assign
auto_connection& operator = (const sigc::connection& c) {
_connection.disconnect();
_connection = c;
return *this;
}
void disconnect() {
*this = sigc::connection();
}
private:
sigc::connection _connection;
};
} // namespace
#endif
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