#ifndef CALENDAREX_H
#define CALENDAREX_H

#include <QWidget>
#include "calendarwidgetex.h"
#include "DropShadow/idropshadowable.h"

class QHBoxLayout;

class CalendarInterface : public QWidget, public IDropShadowable
{
    Q_OBJECT
public:
    explicit CalendarInterface(QWidget *parent = nullptr);
    virtual ~CalendarInterface();
    /* 弹出位置？ */
    void positionCalendarPopup(QWidget *q);
protected:
     virtual void SetCalendarSync(const QDate &defaultDate) = 0;
protected:
     QHBoxLayout* m_pLayout;

     const int SHADOW_RADIUS = 16;
     const int SPACING = 8;
     const int CALENDAR_WIDTH = 325;
     const int CALENDAR_HEIGHT = 350;
};
/**
 * @brief 带有阴影的日历
 *
 */
class CalendarEx : public CalendarInterface
{
    Q_OBJECT
public:
    explicit CalendarEx(const QDate& defaultDate = QDate(), QWidget* parent = nullptr);
    virtual ~CalendarEx() {}
signals:
    void sig_DateChanged(const QDate& date);
private:
    virtual void SetCalendarSync(const QDate &defaultDate);
private:
     CalendarWidgetEx *m_pCalendar;
};

class ScopedCalendar : public CalendarInterface
{
    Q_OBJECT
public:
    explicit ScopedCalendar(const QDate &from = QDate(), const QDate &to = QDate(), QWidget *parent = nullptr);
    virtual ~ScopedCalendar() { };

    void SetMinimumDate(const QDate &date);
    void SetMaximumDate(const QDate &date);
signals:
    void sig_ScopeSelected(const QDate &from, const QDate &to);
public slots:
    void OnScopeSelected(const QDate &from, const QDate &to);
private:
    virtual void SetCalendarSync(const QDate &defaultDate);
private:
     CalendarWidgetEx *m_pCalendar_L;
     CalendarWidgetEx *m_pCalendar_R;
};

#endif // CALENDAREX_H