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1 | #ifndef _SCROLLBAR_H
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2 | #define _SCROLLBAR_H 1
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3 |
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4 | #include <qscrollbar.h>
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5 |
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6 | class ScrollBar: public QScrollBar
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7 | {
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8 | Q_OBJECT
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9 |
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10 | public:
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11 | ScrollBar(QWidget *parent = NULL);
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12 | ScrollBar(Qt::Orientation, QWidget *parent = NULL);
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13 | ScrollBar(float minBase, float maxBase,
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14 | Qt::Orientation o, QWidget *parent = NULL);
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15 |
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16 | void setInverted(bool);
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17 | bool isInverted(void) const;
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18 |
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19 | float minBaseValue(void) const;
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20 | float maxBaseValue(void) const;
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21 |
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22 | float minSliderValue(void) const;
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23 | float maxSliderValue(void) const;
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24 |
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25 | int extent(void) const;
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26 |
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27 | Q_SIGNALS:
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28 | void sliderMoved(Qt::Orientation, float, float);
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29 | void valueChanged(Qt::Orientation, float, float);
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30 |
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31 | public Q_SLOTS:
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32 | virtual void setBase(float min, float max);
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33 | virtual void moveSlider(float min, float max);
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34 |
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35 | protected:
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36 | void sliderRange(int value, float &min, float &max) const;
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37 | int mapToTick(float) const;
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38 | float mapFromTick(int) const;
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39 |
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40 | private Q_SLOTS:
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41 | void catchValueChanged(int value);
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42 | void catchSliderMoved(int value);
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43 |
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44 | private:
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45 | void init(void);
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46 |
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47 | bool d_inverted;
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48 | float d_minBase;
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49 | float d_maxBase;
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50 | int d_baseTicks;
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51 | };
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52 |
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53 | #endif
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