CommandSpinBox.hpp

#pragma once
#include <score/command/Dispatchers/SingleOngoingCommandDispatcher.hpp>
#include <score/widgets/SignalUtils.hpp>
 
#include <QObject>
namespace score
{
template <typename Property, typename Command, typename SpinBox>
struct CommandSpinbox : public QObject
{
  using model_type = typename Property::model_type;
  CommandSpinbox(
      const model_type& model, const score::CommandStackFacade& stck, QWidget* parent)
      : m_sb{new SpinBox{parent}}
      , m_slotDisp{stck}
  {
    m_sb->setMinimum(20);
    m_sb->setMaximum(20000);
 
    connect(m_sb, SignalUtils::SpinBox_valueChanged<SpinBox>(), this, [&](int h) {
      if(h != (model.*Property::get())())
      {
        m_slotDisp.submit(model, h);
      }
    });
    connect(m_sb, &SpinBox::editingFinished, this, [=] { m_slotDisp.commit(); });
 
    con(model, Property::notify(), this, [=](auto val) {
      if(val != m_sb->value())
      {
        m_sb->setValue(val);
      }
    });
 
    m_sb->setValue((model.*Property::get())());
  }
 
  auto widget() const { return m_sb; }
 
private:
  SpinBox* m_sb{};
  SingleOngoingCommandDispatcher<Command> m_slotDisp;
};
}