summaryrefslogtreecommitdiffstats
path: root/tqtinterface/qt4/src/widgets/tqscrollbar.h
blob: cf48a054475c8d7b638e65ae61453ddbdf7ab707 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
/****************************************************************************
**
** Definition of TQScrollBar class
**
** Created : 940427
**
** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA.
**
** This file is part of the widgets module of the TQt GUI Toolkit.
**
** 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 files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file.  Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#ifndef TQSCROLLBAR_H
#define TQSCROLLBAR_H

class TQTimer;

#ifndef TQT_H
#include "tqwidget.h"
#include "tqrangecontrol.h"
#endif // TQT_H

#ifndef TQT_NO_SCROLLBAR

class TQ_EXPORT TQScrollBar : public TQWidget, public TQRangeControl
{
    Q_OBJECT
    TQ_OBJECT
    Q_PROPERTY( int minValue READ minValue WRITE setMinValue )
    Q_PROPERTY( int maxValue READ maxValue WRITE setMaxValue )
    Q_PROPERTY( int lineStep READ lineStep WRITE setLineStep )
    Q_PROPERTY( int pageStep READ pageStep WRITE setPageStep )
    Q_PROPERTY( int value READ value WRITE setValue )
    Q_PROPERTY( bool tracking READ tracking WRITE setTracking )
    Q_PROPERTY( bool draggingSlider READ draggingSlider )
    Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )

public:
    TQScrollBar( TQWidget *tqparent, const char* name = 0 );
    TQScrollBar( Qt::Orientation, TQWidget *tqparent, const char* name = 0 );
    TQScrollBar( int minValue, int maxValue, int lineStep, int pageStep,
		int value, Qt::Orientation, TQWidget *tqparent, const char* name = 0 );
    ~TQScrollBar();

    virtual void setOrientation( Qt::Orientation );
    Qt::Orientation orientation() const;
    virtual void setTracking( bool enable );
    bool	tracking() const;
    bool	draggingSlider() const;

    virtual void setPalette( const TQPalette & );
    virtual TQSize tqsizeHint() const;
    virtual void tqsetSizePolicy( TQSizePolicy sp );
    void tqsetSizePolicy( TQSizePolicy::SizeType hor, TQSizePolicy::SizeType ver, bool hfw = FALSE );

    int	 minValue() const;
    int	 maxValue() const;
    void setMinValue( int );
    void setMaxValue( int );
    int	 lineStep() const;
    int	 pageStep() const;
    void setLineStep( int );
    void setPageStep( int );
    int  value() const;

    int		sliderStart() const;
    TQRect	sliderRect() const;

public Q_SLOTS:
    void setValue( int );

Q_SIGNALS:
    void	valueChanged( int value );
    void	sliderPressed();
    void	sliderMoved( int value );
    void	sliderReleased();
    void	nextLine();
    void	prevLine();
    void	nextPage();
    void	prevPage();

protected:
#ifndef TQT_NO_WHEELEVENT
    void 	wheelEvent( TQWheelEvent * );
#endif
    void	keyPressEvent( TQKeyEvent * );
    void	resizeEvent( TQResizeEvent * );
    void	paintEvent( TQPaintEvent * );

    void	mousePressEvent( TQMouseEvent * );
    void	mouseReleaseEvent( TQMouseEvent * );
    void	mouseMoveEvent( TQMouseEvent * );
    void	contextMenuEvent( TQContextMenuEvent * );
    void	hideEvent( TQHideEvent* );

    void	valueChange();
    void	stepChange();
    void	rangeChange();

    void	styleChange( TQStyle& );

private Q_SLOTS:
    void doAutoRepeat();

private:
    void init();
    void positionSliderFromValue();
    int calculateValueFromSlider() const;

    void startAutoRepeat();
    void stopAutoRepeat();

    int rangeValueToSliderPos( int val ) const;
    int sliderPosToRangeValue( int val ) const;

    void action( int control );

    void tqdrawControls( uint controls, uint activeControl ) const;
    void tqdrawControls( uint controls, uint activeControl,
		       TQPainter *p ) const;

    uint pressedControl;
    bool track;
    bool clickedAt;
    Qt::Orientation orient;

    int slidePrevVal;
    TQCOORD sliderPos;
    TQCOORD clickOffset;

    TQTimer * repeater;
    void * d;

private:	// Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
    TQScrollBar( const TQScrollBar & );
    TQScrollBar &operator=( const TQScrollBar & );
#endif
};


inline void TQScrollBar::setTracking( bool t )
{
    track = t;
}

inline bool TQScrollBar::tracking() const
{
    return track;
}

inline Qt::Orientation TQScrollBar::orientation() const
{
    return orient;
}

inline int TQScrollBar::sliderStart() const
{
    return sliderPos;
}

inline void TQScrollBar::tqsetSizePolicy( TQSizePolicy::SizeType hor, TQSizePolicy::SizeType ver, bool hfw )
{
    TQWidget::tqsetSizePolicy( hor, ver, hfw );
}


#endif // TQT_NO_SCROLLBAR

#endif // TQSCROLLBAR_H