/usr/include/mirserver/mir/scene/application_not_responding_detector.h is in libmirserver-dev 0.26.3+16.04.20170605-0ubuntu1.1.
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The actual contents of the file can be viewed below.
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* Copyright © 2015 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored By: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
*/
#ifndef MIR_SCENE_APPLICATION_NOT_RESPONDING_DETECTOR_H_
#define MIR_SCENE_APPLICATION_NOT_RESPONDING_DETECTOR_H_
#include <memory>
#include <functional>
namespace mir
{
namespace frontend
{
class Session;
}
namespace scene
{
class Session;
class ApplicationNotRespondingDetector
{
public:
ApplicationNotRespondingDetector() = default;
virtual ~ApplicationNotRespondingDetector() = default;
/**
* Notification object for application-not-responsive signals
*
* \note These signals will be called without any locks held; it's safe
* to call methods on the ApplicationNotRespondingDetector from these
* delegates.
*/
class Observer
{
public:
Observer() = default;
virtual ~Observer() = default;
virtual void session_unresponsive(Session const* session) = 0;
virtual void session_now_responsive(Session const* session) = 0;
};
virtual void register_session(frontend::Session const* session, std::function<void()> const& pinger) = 0;
virtual void unregister_session(frontend::Session const* session) = 0;
virtual void pong_received(frontend::Session const* received_for) = 0;
virtual void register_observer(std::shared_ptr<Observer> const& observer) = 0;
virtual void unregister_observer(std::shared_ptr<Observer> const& observer) = 0;
};
}
}
#endif // MIR_SCENE_APPLICATION_NOT_RESPONDING_DETECTOR_H_
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