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/************************************************************************
*
* Copyright (C) 2009-2024 IRCAD France
* Copyright (C) 2012-2019 IHU Strasbourg
*
* 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 <ui/__/action.hpp>
#include <filesystem>
namespace sight::module::ui::io
{
/**
* @brief Raise a pop-up dialog to select a directory, then send it via a signal.
*
* @section Signals Signals
* - \b folderSelector(std::filesystem::path) : Emitted when the directory is chosen.
*
* @section XML XML Configuration
*
* @code{.xml}
<service type="sight::module::ui::io::folder_selector" >
<dialogTitle>Select a folder</dialogTitle>
</service>
@endcode
* @subsection Configuration Configuration:
* - \b dialogTitle (optional): title of the dialog.
*/
class folder_selector : public sight::ui::action
{
public:
SIGHT_DECLARE_SERVICE(folder_selector, sight::ui::action);
/**
* @name Signals API
* @{
*/
using folder_selected_signal_t = core::com::signal<void (std::filesystem::path)>;
static const core::com::signals::key_t FOLDER_SELECTED_SIG;
/// @}
folder_selector() noexcept;
~folder_selector() noexcept override;
protected:
/// Do nothing
void configuring() override;
/// Do nothing.
void starting() override;
/// Show the dialog and send the signal with the chosen directory
void updating() override;
/// Do nothing.
void stopping() override;
private:
/// Optional title for the dialog
std::string m_dialog_title;
};
} // namespace sight::module::ui::io
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