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143 lines
4.8 KiB
C++
143 lines
4.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QABSTRACTSCROLLAREA_H
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#define QABSTRACTSCROLLAREA_H
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#include <QtGui/qframe.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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#ifndef QT_NO_SCROLLAREA
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class QMargins;
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class QScrollBar;
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class QAbstractScrollAreaPrivate;
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class Q_GUI_EXPORT QAbstractScrollArea : public QFrame
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{
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Q_OBJECT
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Q_PROPERTY(Qt::ScrollBarPolicy verticalScrollBarPolicy READ verticalScrollBarPolicy WRITE setVerticalScrollBarPolicy)
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Q_PROPERTY(Qt::ScrollBarPolicy horizontalScrollBarPolicy READ horizontalScrollBarPolicy WRITE setHorizontalScrollBarPolicy)
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public:
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explicit QAbstractScrollArea(QWidget* parent = Q_NULLPTR);
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~QAbstractScrollArea();
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Qt::ScrollBarPolicy verticalScrollBarPolicy() const;
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void setVerticalScrollBarPolicy(Qt::ScrollBarPolicy);
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QScrollBar *verticalScrollBar() const;
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void setVerticalScrollBar(QScrollBar *scrollbar);
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Qt::ScrollBarPolicy horizontalScrollBarPolicy() const;
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void setHorizontalScrollBarPolicy(Qt::ScrollBarPolicy);
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QScrollBar *horizontalScrollBar() const;
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void setHorizontalScrollBar(QScrollBar *scrollbar);
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QWidget *cornerWidget() const;
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void setCornerWidget(QWidget *widget);
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void addScrollBarWidget(QWidget *widget, Qt::Alignment alignment);
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QWidgetList scrollBarWidgets(Qt::Alignment alignment);
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QWidget *viewport() const;
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void setViewport(QWidget *widget);
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QSize maximumViewportSize() const;
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QSize minimumSizeHint() const;
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QSize sizeHint() const;
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protected Q_SLOTS:
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void setupViewport(QWidget *viewport);
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protected:
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QAbstractScrollArea(QAbstractScrollAreaPrivate &dd, QWidget *parent = Q_NULLPTR);
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void setViewportMargins(int left, int top, int right, int bottom);
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void setViewportMargins(const QMargins &margins);
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bool event(QEvent *);
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virtual bool viewportEvent(QEvent *);
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void resizeEvent(QResizeEvent *);
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void paintEvent(QPaintEvent *);
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void mousePressEvent(QMouseEvent *);
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void mouseReleaseEvent(QMouseEvent *);
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void mouseDoubleClickEvent(QMouseEvent *);
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void mouseMoveEvent(QMouseEvent *);
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#ifndef QT_NO_WHEELEVENT
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void wheelEvent(QWheelEvent *);
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#endif
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#ifndef QT_NO_CONTEXTMENU
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void contextMenuEvent(QContextMenuEvent *);
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#endif
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#ifndef QT_NO_DRAGANDDROP
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void dragEnterEvent(QDragEnterEvent *);
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void dragMoveEvent(QDragMoveEvent *);
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void dragLeaveEvent(QDragLeaveEvent *);
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void dropEvent(QDropEvent *);
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#endif
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void keyPressEvent(QKeyEvent *);
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virtual void scrollContentsBy(int dx, int dy);
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private:
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Q_DECLARE_PRIVATE(QAbstractScrollArea)
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Q_DISABLE_COPY(QAbstractScrollArea)
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Q_PRIVATE_SLOT(d_func(), void _q_hslide(int))
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Q_PRIVATE_SLOT(d_func(), void _q_vslide(int))
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Q_PRIVATE_SLOT(d_func(), void _q_showOrHideScrollBars())
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friend class QStyleSheetStyle;
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friend class QWidgetPrivate;
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};
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#endif // QT_NO_SCROLLAREA
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QABSTRACTSCROLLAREA_H
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