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54 lines
1.1 KiB
C++
54 lines
1.1 KiB
C++
#ifndef _SCROLLBAR_H
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#define _SCROLLBAR_H 1
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#include <qscrollbar.h>
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class ScrollBar: public QScrollBar
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{
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Q_OBJECT
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public:
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ScrollBar(QWidget *parent = NULL);
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ScrollBar(Qt::Orientation, QWidget *parent = NULL);
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ScrollBar(double minBase, double maxBase,
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Qt::Orientation o, QWidget *parent = NULL);
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void setInverted(bool);
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bool isInverted() const;
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double minBaseValue() const;
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double maxBaseValue() const;
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double minSliderValue() const;
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double maxSliderValue() const;
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int extent() const;
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signals:
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void sliderMoved(Qt::Orientation, double, double);
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void valueChanged(Qt::Orientation, double, double);
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public slots:
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virtual void setBase(double min, double max);
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virtual void moveSlider(double min, double max);
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protected:
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void sliderRange(int value, double &min, double &max) const;
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int mapToTick(double) const;
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double mapFromTick(int) const;
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private slots:
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void catchValueChanged(int value);
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void catchSliderMoved(int value);
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private:
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void init();
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bool d_inverted;
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double d_minBase;
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double d_maxBase;
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int d_baseTicks;
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};
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#endif
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