qgsdatetimeedit.h

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/***************************************************************************
    qgsdatetimeedit.h
     --------------------------------------
    Date                 : 08.2014
    Copyright            : (C) 2014 Denis Rouzaud
    Email                : [email protected]
 ***************************************************************************
 *                                                                         *
 *   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 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef QGSDATETIMEEDIT_H
#define QGSDATETIMEEDIT_H

#include <QDateTimeEdit>

class QToolButton;
class QLineEdit;

class GUI_EXPORT QgsDateTimeEdit : public QDateTimeEdit
{
    Q_OBJECT
    Q_PROPERTY( bool allowNull READ allowNull WRITE setAllowNull )

  public:
    explicit QgsDateTimeEdit( QWidget *parent = 0 );

    void setAllowNull( bool allowNull );
    bool allowNull() const {return mAllowNull;}

    void setDateTime( const QDateTime &dateTime );

    QDateTime dateTime() const;

    virtual void clear() override;


  protected:
    virtual void resizeEvent( QResizeEvent* event ) override;

    void mousePressEvent( QMouseEvent*event ) override;


  private slots:
    void changed( const QDateTime & dateTime );


  private:
    int spinButtonWidth() const;
    int frameWidth() const;

    bool mAllowNull;
    bool mIsNull;

    QLineEdit* mNullLabel;
    QToolButton* mClearButton;

};

#endif // QGSDATETIMEEDIT_H