src/gui/widgets/qabstractslider.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/widgets/qabstractslider.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,184 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTSLIDER_H
+#define QABSTRACTSLIDER_H
+
+#include <QtGui/qwidget.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QAbstractSliderPrivate;
+
+class Q_GUI_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