qscrollbar.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
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- ** Qt for Windows(R) Licensees
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- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
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- ****************************************************************************/
- #ifndef QSCROLLBAR_H
- #define QSCROLLBAR_H
- #include <QtGui/qwidget.h>
- #include <QtGui/qabstractslider.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- #ifndef QT_NO_SCROLLBAR
- class QScrollBarPrivate;
- class QStyleOptionSlider;
- class Q_GUI_EXPORT QScrollBar : public QAbstractSlider
- {
- Q_OBJECT
- public:
- explicit QScrollBar(QWidget *parent=0);
- explicit QScrollBar(Qt::Orientation, QWidget *parent=0);
- ~QScrollBar();
- QSize sizeHint() const;
- bool event(QEvent *event);
- protected:
- void paintEvent(QPaintEvent *);
- void mousePressEvent(QMouseEvent *);
- void mouseReleaseEvent(QMouseEvent *);
- void mouseMoveEvent(QMouseEvent *);
- void hideEvent(QHideEvent*);
- void sliderChange(SliderChange change);
- #ifndef QT_NO_CONTEXTMENU
- void contextMenuEvent(QContextMenuEvent *);
- #endif
- void initStyleOption(QStyleOptionSlider *option) const;
- #ifdef QT3_SUPPORT
- public:
- QT3_SUPPORT_CONSTRUCTOR QScrollBar(QWidget *parent, const char* name);
- QT3_SUPPORT_CONSTRUCTOR QScrollBar(Qt::Orientation, QWidget *parent, const char* name);
- QT3_SUPPORT_CONSTRUCTOR QScrollBar(int minValue, int maxValue, int lineStep, int pageStep,
- int value, Qt::Orientation, QWidget *parent=0, const char* name = 0);
- inline QT3_SUPPORT bool draggingSlider() { return isSliderDown(); }
- #endif
- private:
- friend Q_GUI_EXPORT QStyleOptionSlider qt_qscrollbarStyleOption(QScrollBar *scrollBar);
- Q_DISABLE_COPY(QScrollBar)
- Q_DECLARE_PRIVATE(QScrollBar)
- };
- #endif // QT_NO_SCROLLBAR
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QSCROLLBAR_H