#ifndef ELAAPPBAR_H
#define ELAAPPBAR_H

#include <QWidget>

#include "ElaDef.h"

#ifdef Q_OS_WIN
    #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
        #define Q_TAKEOVER_NATIVEEVENT_H virtual bool nativeEvent(const QByteArray &eventType, void *message, qintptr *result) override;
    #else
        #define Q_TAKEOVER_NATIVEEVENT_H virtual bool nativeEvent(const QByteArray &eventType, void *message, long *result) override;
    #endif
#else
    #define Q_TAKEOVER_NATIVEEVENT_H
#endif

#ifdef Q_OS_WIN
    #define ELAAPPBAR_HANDLE(ElaAppBar)                                           \
        if (ElaAppBar) {                                                          \
            int ret = ElaAppBar->takeOverNativeEvent(eventType, message, result); \
            if (ret == -1) {                                                      \
                return QWidget::nativeEvent(eventType, message, result);          \
            }                                                                     \
            return (bool)ret;                                                     \
        }                                                                         \
        return QWidget::nativeEvent(eventType, message, result);
#endif

#ifdef Q_OS_WIN
    #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
        #define Q_TAKEOVER_NATIVEEVENT_CPP(CLASS, ElaAppBar) \
            bool CLASS::nativeEvent(const QByteArray &eventType, void *message, qintptr *result) { ELAAPPBAR_HANDLE(ElaAppBar) }
    #else
        #define Q_TAKEOVER_NATIVEEVENT_CPP(CLASS, ElaAppBar) \
            bool CLASS::nativeEvent(const QByteArray &eventType, void *message, long *result) { ELAAPPBAR_HANDLE(ElaAppBar) }
    #endif
#else
    #define Q_TAKEOVER_NATIVEEVENT_CPP(CLASS, ElaAppBar)
#endif

class QMenu;
class ElaAppBarPrivate;
class ELA_EXPORT ElaAppBar : public QWidget {
    Q_OBJECT
    Q_Q_CREATE(ElaAppBar)
    Q_PROPERTY_CREATE_Q_H(bool, IsStayTop)
    Q_PROPERTY_CREATE_Q_H(bool, IsFixedSize)
    Q_PROPERTY_CREATE_Q_H(bool, IsDefaultClosed)
    Q_PROPERTY_CREATE_Q_H(bool, IsOnlyAllowMinAndClose)
    Q_PROPERTY_CREATE_Q_H(int, AppBarHeight)
    Q_PROPERTY_CREATE_Q_H(int, CustomWidgetMaximumWidth)
public:
    explicit ElaAppBar(QWidget *parent = nullptr);
    ~ElaAppBar() override;

    void     setCustomWidget(ElaAppBarType::CustomArea customArea, QWidget *customWidget);
    QWidget *getCustomWidget() const;

    void   setCustomMenu(QMenu *customMenu);
    QMenu *getCustomMenu() const;

    void                       setWindowButtonFlag(ElaAppBarType::ButtonType buttonFlag, bool isEnable = true);
    void                       setWindowButtonFlags(ElaAppBarType::ButtonFlags buttonFlags);
    ElaAppBarType::ButtonFlags getWindowButtonFlags() const;

    void setRouteBackButtonEnable(bool isEnable);

    void closeWindow();
#ifdef Q_OS_WIN
    #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
    int takeOverNativeEvent(const QByteArray &eventType, void *message, qintptr *result);
    #else
    int takeOverNativeEvent(const QByteArray &eventType, void *message, long *result);
    #endif
#endif
Q_SIGNALS:
    Q_SIGNAL void routeBackButtonClicked();
    Q_SIGNAL void navigationButtonClicked();
    Q_SIGNAL void themeChangeButtonClicked();
    Q_SIGNAL void closeButtonClicked();
    Q_SIGNAL void customWidgetChanged();
    Q_SIGNAL void customMenuChanged();

protected:
    virtual bool eventFilter(QObject *obj, QEvent *event) override;
#ifdef Q_OS_WIN
    virtual void paintEvent(QPaintEvent *event) override;
#endif
};

#endif // ELAAPPBAR_H