ChangeElementLabel.hpp

#pragma once
#include <Scenario/Commands/ScenarioCommandFactory.hpp>
 
#include <score/command/Command.hpp>
#include <score/model/path/Path.hpp>
#include <score/model/path/PathSerialization.hpp>
 
namespace Scenario
{
namespace Command
{
template <class T>
class ChangeElementLabel final : public score::Command
{
  // No SCORE_COMMAND here since it's a template.
public:
  const CommandGroupKey& parentKey() const noexcept override
  {
    return CommandFactoryName();
  }
  static const CommandKey& static_key() noexcept
  {
    QString name = QString("ChangeElementLabel_") + Metadata<ObjectKey_k, T>::get();
    static const CommandKey kagi{std::move(name)};
    return kagi;
  }
  const CommandKey& key() const noexcept override { return static_key(); }
  QString description() const override
  {
    return QObject::tr("Change %1 label").arg(Metadata<Description_k, T>::get());
  }
 
  ChangeElementLabel() = default;
 
  ChangeElementLabel(const T& obj, QString newLabel)
      : m_path{obj}
      , m_newLabel{std::move(newLabel)}
  {
    m_oldLabel = obj.metadata().getLabel();
  }
 
  void undo(const score::DocumentContext& ctx) const override
  {
    if(auto obj = m_path.try_find(ctx))
      obj->metadata().setLabel(m_oldLabel);
  }
 
  void redo(const score::DocumentContext& ctx) const override
  {
    if(auto obj = m_path.try_find(ctx))
      obj->metadata().setLabel(m_newLabel);
  }
 
protected:
  void serializeImpl(DataStreamInput& s) const override
  {
    s << m_path << m_oldLabel << m_newLabel;
  }
 
  void deserializeImpl(DataStreamOutput& s) override
  {
    s >> m_path >> m_oldLabel >> m_newLabel;
  }
 
private:
  Path<T> m_path;
  QString m_newLabel;
  QString m_oldLabel;
};
}
}
 
SCORE_COMMAND_DECL_T(ChangeElementLabel<IntervalModel>)
SCORE_COMMAND_DECL_T(ChangeElementLabel<EventModel>)
SCORE_COMMAND_DECL_T(ChangeElementLabel<TimeSyncModel>)
SCORE_COMMAND_DECL_T(ChangeElementLabel<StateModel>)
SCORE_COMMAND_DECL_T(ChangeElementLabel<Process::ProcessModel>)