#pragma once

#include "lts_screen_base.h" 

#include <lts_multi_monitor_export.h> 

#include <QWidget>
#include <QRect>


class QHBoxLayout;


namespace LtsMultiMonitor
{
class LTSMULTIMONITOR_EXPORT LtsScreenContainer : public QWidget
{
  Q_OBJECT

public:
  LtsScreenContainer(QRect screenGeo);

  bool isIrreplaceable() const;
  bool isEmpty() const;
  bool hasMainWidget();
  bool hasSecondaryWidget();
  void setWidget(QWidget *widget);
  bool hasWidget(QWidget *widget) const;
  QWidget *widget() noexcept(false);
  QWidget *stealWidget() noexcept(false);
  void switchToTemp(LtsScreenBase::WidgetType widgetType);
  void finalizeSwitch();
  void revertSwitch();
  bool mainAndSecondaryOccupied() const;
  QIcon mainWindowIcon() const;
  QIcon secondaryWindowIcon() const;
  LtsScreenBase::WidgetType activeWidgetType() const;
  bool isInactiveWidgetOccupied() const;

signals:
  void check();
  void signalSetCornerIcons();

private:
  QHBoxLayout *m_layout { nullptr };
  QWidget *m_mainWidget { nullptr }; 
  QWidget *m_secondaryWidget { nullptr }; 
  QWidget **m_activeWidget { nullptr };
  QWidget **m_oldActiveWidget { nullptr };
  bool m_nullSwitchActive { false };
  QRect m_screenGeo;

  QString geoStr() const;
  bool tryPutDummyUnmanaged(QWidget *widget);
  void vanish();
  void reappear();
  QWidget *activeWidget() const;
  QWidget **activeWidgetPtr();

public slots:
  void toggle();

private slots:
  
  void slotChildDestroyed();
};

}