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#ifndef QCALENDARWIDGET_H

#define QCALENDARWIDGET_H

#include <QtGui/qwidget.h>

#include <QtCore/qdatetime.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_CALENDARWIDGET

class QDate;

class QTextCharFormat;

class QCalendarWidgetPrivate;

class Q_GUI_EXPORT QCalendarWidget : public QWidget

{

    Q_OBJECT

    Q_ENUMS(Qt::DayOfWeek)

    Q_ENUMS(HorizontalHeaderFormat)

    Q_ENUMS(VerticalHeaderFormat)

    Q_ENUMS(SelectionMode)

    Q_PROPERTY(QDate selectedDate READ selectedDate WRITE setSelectedDate)

    Q_PROPERTY(QDate minimumDate READ minimumDate WRITE setMinimumDate)

    Q_PROPERTY(QDate maximumDate READ maximumDate WRITE setMaximumDate)

    Q_PROPERTY(Qt::DayOfWeek firstDayOfWeek READ firstDayOfWeek WRITE setFirstDayOfWeek)

    Q_PROPERTY(bool gridVisible READ isGridVisible WRITE setGridVisible)

    Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)

    Q_PROPERTY(HorizontalHeaderFormat horizontalHeaderFormat READ horizontalHeaderFormat WRITE setHorizontalHeaderFormat)

    Q_PROPERTY(VerticalHeaderFormat verticalHeaderFormat READ verticalHeaderFormat WRITE setVerticalHeaderFormat)

    Q_PROPERTY(bool headerVisible READ isHeaderVisible WRITE setHeaderVisible STORED false DESIGNABLE false) // obsolete

    Q_PROPERTY(bool navigationBarVisible READ isNavigationBarVisible WRITE setNavigationBarVisible)

    Q_PROPERTY(bool dateEditEnabled READ isDateEditEnabled WRITE setDateEditEnabled)

    Q_PROPERTY(int dateEditAcceptDelay READ dateEditAcceptDelay WRITE setDateEditAcceptDelay)

public:

    enum HorizontalHeaderFormat {

        NoHorizontalHeader,

        SingleLetterDayNames,

        ShortDayNames,

        LongDayNames

    };

    enum VerticalHeaderFormat {

        NoVerticalHeader,

        ISOWeekNumbers

    };

    enum SelectionMode {

        NoSelection,

        SingleSelection

    };

    explicit QCalendarWidget(QWidget *parent = 0);

    ~QCalendarWidget();

    virtual QSize sizeHint() const;

    virtual QSize minimumSizeHint() const;

    QDate selectedDate() const;

    int yearShown() const;

    int monthShown() const;

    QDate minimumDate() const;

    void setMinimumDate(const QDate &date);

    QDate maximumDate() const;

    void setMaximumDate(const QDate &date);

    Qt::DayOfWeek firstDayOfWeek() const;

    void setFirstDayOfWeek(Qt::DayOfWeek dayOfWeek);

    // ### Qt 5: eliminate these two

    bool isHeaderVisible() const;

    void setHeaderVisible(bool show); 

    inline bool isNavigationBarVisible() const { return isHeaderVisible(); }

    bool isGridVisible() const;

    SelectionMode selectionMode() const;

    void setSelectionMode(SelectionMode mode);

    HorizontalHeaderFormat horizontalHeaderFormat() const;

    void setHorizontalHeaderFormat(HorizontalHeaderFormat format);

    VerticalHeaderFormat verticalHeaderFormat() const;

    void setVerticalHeaderFormat(VerticalHeaderFormat format);

    QTextCharFormat headerTextFormat() const;

    void setHeaderTextFormat(const QTextCharFormat &format);

    QTextCharFormat weekdayTextFormat(Qt::DayOfWeek dayOfWeek) const;

    void setWeekdayTextFormat(Qt::DayOfWeek dayOfWeek, const QTextCharFormat &format);

    QMap<QDate, QTextCharFormat> dateTextFormat() const;

    QTextCharFormat dateTextFormat(const QDate &date) const;

    void setDateTextFormat(const QDate &date, const QTextCharFormat &format);

    bool isDateEditEnabled() const;

    void setDateEditEnabled(bool enable);

    int dateEditAcceptDelay() const;

    void setDateEditAcceptDelay(int delay);

protected:

    bool event(QEvent *event);

    bool eventFilter(QObject *watched, QEvent *event);

    void mousePressEvent(QMouseEvent *event);

    void resizeEvent(QResizeEvent * event);

    void keyPressEvent(QKeyEvent * event);

    virtual void paintCell(QPainter *painter, const QRect &rect, const QDate &date) const;

    void updateCell(const QDate &date);

    void updateCells();

public Q_SLOTS:

    void setSelectedDate(const QDate &date);

    void setDateRange(const QDate &min, const QDate &max);

    void setCurrentPage(int year, int month);

    void setGridVisible(bool show);

    void setNavigationBarVisible(bool visible);

    void showNextMonth();

    void showPreviousMonth();

    void showNextYear();

    void showPreviousYear();

    void showSelectedDate();

    void showToday();

Q_SIGNALS:

    void selectionChanged();

    void clicked(const QDate &date);

    void activated(const QDate &date);

    void currentPageChanged(int year, int month);

private:

    Q_DECLARE_PRIVATE(QCalendarWidget)

    Q_DISABLE_COPY(QCalendarWidget)

    Q_PRIVATE_SLOT(d_func(), void _q_slotShowDate(const QDate &date))

    Q_PRIVATE_SLOT(d_func(), void _q_slotChangeDate(const QDate &date))

    Q_PRIVATE_SLOT(d_func(), void _q_slotChangeDate(const QDate &date, bool changeMonth))

    Q_PRIVATE_SLOT(d_func(), void _q_editingFinished())

    Q_PRIVATE_SLOT(d_func(), void _q_prevMonthClicked())

    Q_PRIVATE_SLOT(d_func(), void _q_nextMonthClicked())

    Q_PRIVATE_SLOT(d_func(), void _q_yearEditingFinished())

    Q_PRIVATE_SLOT(d_func(), void _q_yearClicked())

    Q_PRIVATE_SLOT(d_func(), void _q_monthChanged(QAction *act))

};

#endif // QT_NO_CALENDARWIDGET

QT_END_NAMESPACE

QT_END_HEADER

#endif // QCALENDARWIDGET_H