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Diffstat (limited to 'src/widgets/widgets/qabstractslider.h')
| -rw-r--r-- | src/widgets/widgets/qabstractslider.h | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/widgets/widgets/qabstractslider.h b/src/widgets/widgets/qabstractslider.h new file mode 100644 index 0000000000..109798154e --- /dev/null +++ b/src/widgets/widgets/qabstractslider.h @@ -0,0 +1,184 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 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 the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QABSTRACTSLIDER_H +#define QABSTRACTSLIDER_H + +#include <QtWidgets/qwidget.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QAbstractSliderPrivate; + +class Q_WIDGETS_EXPORT QAbstractSlider : public QWidget +{ + Q_OBJECT + + Q_PROPERTY(int minimum READ minimum WRITE setMinimum) + Q_PROPERTY(int maximum READ maximum WRITE setMaximum) + Q_PROPERTY(int singleStep READ singleStep WRITE setSingleStep) + Q_PROPERTY(int pageStep READ pageStep WRITE setPageStep) + Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged USER true) + Q_PROPERTY(int sliderPosition READ sliderPosition WRITE setSliderPosition NOTIFY sliderMoved) + Q_PROPERTY(bool tracking READ hasTracking WRITE setTracking) + Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation) + Q_PROPERTY(bool invertedAppearance READ invertedAppearance WRITE setInvertedAppearance) + Q_PROPERTY(bool invertedControls READ invertedControls WRITE setInvertedControls) + Q_PROPERTY(bool sliderDown READ isSliderDown WRITE setSliderDown DESIGNABLE false) + +public: + explicit QAbstractSlider(QWidget *parent=0); + ~QAbstractSlider(); + + Qt::Orientation orientation() const; + + void setMinimum(int); + int minimum() const; + + void setMaximum(int); + int maximum() const; + + void setRange(int min, int max); + + void setSingleStep(int); + int singleStep() const; + + void setPageStep(int); + int pageStep() const; + + void setTracking(bool enable); + bool hasTracking() const; + + void setSliderDown(bool); + bool isSliderDown() const; + + void setSliderPosition(int); + int sliderPosition() const; + + void setInvertedAppearance(bool); + bool invertedAppearance() const; + + void setInvertedControls(bool); + bool invertedControls() const; + + enum SliderAction { + SliderNoAction, + SliderSingleStepAdd, + SliderSingleStepSub, + SliderPageStepAdd, + SliderPageStepSub, + SliderToMinimum, + SliderToMaximum, + SliderMove + }; + + int value() const; + + void triggerAction(SliderAction action); + +public Q_SLOTS: + void setValue(int); + void setOrientation(Qt::Orientation); + +Q_SIGNALS: + void valueChanged(int value); + + void sliderPressed(); + void sliderMoved(int position); + void sliderReleased(); + + void rangeChanged(int min, int max); + + void actionTriggered(int action); + +protected: + bool event(QEvent *e); + + void setRepeatAction(SliderAction action, int thresholdTime = 500, int repeatTime = 50); + SliderAction repeatAction() const; + + enum SliderChange { + SliderRangeChange, + SliderOrientationChange, + SliderStepsChange, + SliderValueChange + }; + virtual void sliderChange(SliderChange change); + + void keyPressEvent(QKeyEvent *ev); + void timerEvent(QTimerEvent *); +#ifndef QT_NO_WHEELEVENT + void wheelEvent(QWheelEvent *e); +#endif + void changeEvent(QEvent *e); + +#ifdef QT3_SUPPORT +public: + inline QT3_SUPPORT int minValue() const { return minimum(); } + inline QT3_SUPPORT int maxValue() const { return maximum(); } + inline QT3_SUPPORT int lineStep() const { return singleStep(); } + inline QT3_SUPPORT void setMinValue(int v) { setMinimum(v); } + inline QT3_SUPPORT void setMaxValue(int v) { setMaximum(v); } + inline QT3_SUPPORT void setLineStep(int v) { setSingleStep(v); } + inline QT3_SUPPORT void setSteps(int single, int page) { setSingleStep(single); setPageStep(page); } + inline QT3_SUPPORT void addPage() { triggerAction(SliderPageStepAdd); } + inline QT3_SUPPORT void subtractPage() { triggerAction(SliderPageStepSub); } + inline QT3_SUPPORT void addLine() { triggerAction(SliderSingleStepAdd); } + inline QT3_SUPPORT void subtractLine() { triggerAction(SliderSingleStepSub); } +#endif + +protected: + QAbstractSlider(QAbstractSliderPrivate &dd, QWidget *parent=0); + +private: + Q_DISABLE_COPY(QAbstractSlider) + Q_DECLARE_PRIVATE(QAbstractSlider) +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QABSTRACTSLIDER_H |