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/************************************************************************
*
* Copyright (C) 2022-2024 IRCAD France
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#pragma once
#include <sight/ui/__/config.hpp>
#include <core/com/slots.hpp>
#include <data/object.hpp>
#include <ui/__/action.hpp>
namespace sight::ui
{
/// This is the base class for Export actions that allow to export a data to a container.
template<class C>
class exporter : public sight::ui::action
{
public:
SIGHT_DECLARE_SERVICE(exporter, sight::ui::action);
/// Connect data::container<C>::ADDED_OBJECTS_SIG to this::CHECK_ADDED_OBJECTS_SLOT.
/// Connect data::container<C>::REMOVED_OBJECTS_SIG to this::CHECK_REMOVED_OBJECTS_SLOT.
connections_t auto_connections() const override;
protected:
/// Constructor
constexpr exporter();
/// Destructor
~exporter() noexcept override = default;
/// This method is used to configure the service parameters
void configuring() override;
/// Starts service. If object exists in container, this action is not executable.
void starting() override;
/// Stops service. Does nothing.
void stopping() override;
/// Adds the object in the container.
void updating() override;
void info(std::ostream& _sstream) override;
static constexpr std::string_view CONTAINER_INOUT = "container";
data::ptr<C, data::access::inout> m_container {this, CONTAINER_INOUT};
using shared_pointer = typename C::value_type;
data::ptr<typename shared_pointer::element_type, data::access::inout> m_data {this, "data"};
private:
/// Slots
/// @{
inline static const core::com::slots::key_t CHECK_ADDED_OBJECTS_SLOT = "checkAddedObjects";
inline static const core::com::slots::key_t CHECK_REMOVED_OBJECTS_SLOT = "checkRemovedObjects";
/// Slot: check if specified object is added and set action not executable
constexpr void check_added_objects(typename C::container_t _added_objects);
/// Slot: check if specified object is removed and set action executable
constexpr void check_removed_objects(typename C::container_t _removed_objects);
/// @}
};
} // namespace sight::ui
#include "exporter.hxx"
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