qcheckbox.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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- ****************************************************************************/
- #ifndef QCHECKBOX_H
- #define QCHECKBOX_H
- #include <QtGui/qabstractbutton.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- class QCheckBoxPrivate;
- class QStyleOptionButton;
- class Q_GUI_EXPORT QCheckBox : public QAbstractButton
- {
- Q_OBJECT
- Q_PROPERTY(bool tristate READ isTristate WRITE setTristate)
- public:
- explicit QCheckBox(QWidget *parent=0);
- explicit QCheckBox(const QString &text, QWidget *parent=0);
- QSize sizeHint() const;
- void setTristate(bool y = true);
- bool isTristate() const;
- Qt::CheckState checkState() const;
- void setCheckState(Qt::CheckState state);
- Q_SIGNALS:
- void stateChanged(int);
- protected:
- bool event(QEvent *e);
- bool hitButton(const QPoint &pos) const;
- void checkStateSet();
- void nextCheckState();
- void paintEvent(QPaintEvent *);
- void mouseMoveEvent(QMouseEvent *);
- void initStyleOption(QStyleOptionButton *option) const;
- #ifdef QT3_SUPPORT
- public:
- enum ToggleState {
- Off = Qt::Unchecked,
- NoChange = Qt::PartiallyChecked,
- On = Qt::Checked
- };
- inline QT3_SUPPORT ToggleState state() const
- { return static_cast<QCheckBox::ToggleState>(static_cast<int>(checkState())); }
- inline QT3_SUPPORT void setState(ToggleState state)
- { setCheckState(static_cast<Qt::CheckState>(static_cast<int>(state))); }
- inline QT3_SUPPORT void setNoChange()
- { setCheckState(Qt::PartiallyChecked); }
- QT3_SUPPORT_CONSTRUCTOR QCheckBox(QWidget *parent, const char* name);
- QT3_SUPPORT_CONSTRUCTOR QCheckBox(const QString &text, QWidget *parent, const char* name);
- #endif
- private:
- Q_DECLARE_PRIVATE(QCheckBox)
- Q_DISABLE_COPY(QCheckBox)
- };
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QCHECKBOX_H