ddatetable.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 1997-04-21
 * Description : Date selection table.
 *
 * Copyright (C) 2011-2022 by Gilles Caulier <caulier dot gilles at gmail dot com>
 * Copyright (C) 1997      by Tim D. Gilman <tdgilman at best dot org>
 * Copyright (C) 1998-2001 by Mirko Boehm <mirko at kde dot org>
 * Copyright (C) 2007      by John Layt <john at layt dot net>
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_DDATE_TABLE_H
#define DIGIKAM_DDATE_TABLE_H
 
// Qt includes
 
#include <QLineEdit>
#include <QDateTime>
 
class QMenu;
 
namespace Digikam
{
 
class DDateTable : public QWidget
{
    Q_OBJECT
    Q_PROPERTY(QDate date READ date WRITE setDate)
    Q_PROPERTY(bool popupMenu READ popupMenuEnabled WRITE setPopupMenuEnabled)
 
public:
 
    enum BackgroundMode
    {
        NoBgMode = 0,
        RectangleMode,
        CircleMode
    };
 
public:
 
    explicit DDateTable(QWidget* const parent = nullptr);
    explicit DDateTable(const QDate& dt, QWidget* const parent = nullptr);
    ~DDateTable() override;
 
    QSize sizeHint() const override;
 
    void setFontSize(int size);
 
    bool setDate(const QDate& date);
 
    const QDate& date() const;
 
    void setPopupMenuEnabled(bool enable);
 
    bool popupMenuEnabled() const;
 
    void setCustomDatePainting(const QDate& date, const QColor& fgColor,
                               BackgroundMode bgMode = NoBgMode,
                               const QColor& bgColor = QColor());
 
    void unsetCustomDatePainting(const QDate& dt);
 
protected:
 
    virtual int posFromDate(const QDate& dt);
 
    virtual QDate dateFromPos(int pos);
 
    void paintEvent(QPaintEvent* e) override;
 
    void mousePressEvent(QMouseEvent* e) override;
    void wheelEvent(QWheelEvent* e) override;
    void keyPressEvent(QKeyEvent* e) override;
    void focusInEvent(QFocusEvent* e) override;
    void focusOutEvent(QFocusEvent* e) override;
 
    bool event(QEvent* e) override;
 
Q_SIGNALS:
 
    void dateChanged(const QDate& date);
 
    void dateChanged(const QDate& cur, const QDate& old);
 
    void tableClicked();
 
    void aboutToShowContextMenu(QMenu* menu, const QDate& dt);
 
private:
 
    void initWidget(const QDate& dt);
    void initAccels();
    void paintCell(QPainter* painter, int row, int col);
 
private:
 
    class Private;
    Private* const d;
 
    friend class Private;
 
    Q_DISABLE_COPY(DDateTable)
};
 
} // namespace Digikam
 
#endif // DIGIKAM_DDATE_TABLE_H