ExpressionMenu.hpp

#pragma once
#include <State/Expression.hpp>
 
#include <QAction>
#include <QInputDialog>
#include <QMenu>
#include <QObject>
 
#include <verdigris>
 
namespace Scenario
{
// TODO use me with condition also.
class ExpressionMenu : public QObject
{
  W_OBJECT(ExpressionMenu)
public:
  // Fun should be a function that returns an expression
  template <typename Fun>
  ExpressionMenu(Fun f, QWidget* parent)
      : menu{new QMenu{parent}}
      , deleteAction{menu->addAction(QObject::tr("Disable"))}
      , editAction{menu->addAction(QObject::tr("Edit"))}
  {
    connect(editAction, &QAction::triggered, this, [this, f = std::move(f)] {
      bool ok = false;
      auto str = QInputDialog::getText(
          nullptr, tr("Edit expression"), tr("Edit expression"), QLineEdit::Normal,
          f().toString(), &ok);
      if(ok)
        expressionChanged(std::move(str));
    });
  }
 
  QMenu* menu{};
  QAction* deleteAction{};
  QAction* editAction{};
 
public:
  void expressionChanged(QString arg_1) W_SIGNAL(expressionChanged, arg_1);
};
}