ToolsOptionalField.h

//
// Copyright 2015 - 2025 (C). Alex Robenko. All rights reserved.
//
 
// This file is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// 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/>.
 
 
#pragma once
 
#include "cc_tools_qt/ToolsField.h"
 
#include "comms/field/Optional.h"
 
#include <memory>
#include <cassert>
 
namespace cc_tools_qt
{
 
namespace field
{
 
class CC_TOOLS_API ToolsOptionalField : public ToolsField
{
public:
    using ActPtr = std::unique_ptr<ToolsOptionalField>;
    using Mode = comms::field::OptionalMode;
 
    ToolsOptionalField();
    virtual ~ToolsOptionalField() noexcept;
 
    Mode getMode() const;
 
    void setMode(Mode mode);
 
    bool hasField() const;
 
    ToolsField& getField();
 
    const ToolsField& getField() const;
 
    void setField(ToolsFieldPtr fieldPtr);
 
    ActPtr actClone();
 
protected:
    virtual Mode getModeImpl() const = 0;
    virtual void setModeImpl(Mode mode) = 0;
 
    void dispatchImpl(ToolsFieldHandler& handler);
};
 
using ToolsOptionalFieldPtr = ToolsOptionalField::ActPtr;
 
}  // namespace field
 
}  // namespace cc_tools_qt