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32<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qrangecontrol.h</h1>
33
34<p>This is the verbatim text of the qrangecontrol.h include file. It is provided only for illustration; the copyright remains with Trolltech.
35<hr>
36<pre>
37/****************************************************************************
38** $Id: qrangecontrol-h.html 2051 2007-02-21 10:04:20Z chehrlic $
39**
40** Definition of QRangeControl class
41**
42** Created : 940427
43**
44** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
45**
46** This file is part of the widgets module of the Qt GUI Toolkit.
47**
48** This file may be distributed under the terms of the Q Public License
49** as defined by Trolltech ASA of Norway and appearing in the file
50** LICENSE.QPL included in the packaging of this file.
51**
52** This file may be distributed and/or modified under the terms of the
53** GNU General Public License version 2 as published by the Free Software
54** Foundation and appearing in the file LICENSE.GPL included in the
55** packaging of this file.
56**
57** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
58** licenses may use this file in accordance with the Qt Commercial License
59** Agreement provided with the Software.
60**
61** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
62** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
63**
64** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
65** information about Qt Commercial License Agreements.
66** See http://www.trolltech.com/qpl/ for QPL licensing information.
67** See http://www.trolltech.com/gpl/ for GPL licensing information.
68**
69** Contact info@trolltech.com if any conditions of this licensing are
70** not clear to you.
71**
72**********************************************************************/
73
74#ifndef QRANGECONTROL_H
75#define QRANGECONTROL_H
76
77#ifndef QT_H
78#include "qglobal.h"
79#include "qframe.h"
80#endif // QT_H
81
82#ifndef QT_NO_RANGECONTROL
83
84
85class QRangeControlPrivate;
86
87
88class Q_EXPORT QRangeControl
89{
90public:
91 QRangeControl();
92 QRangeControl( int minValue, int maxValue,
93 int lineStep, int pageStep, int value );
94 virtual ~QRangeControl();
95 int value() const;
96 void setValue( int );
97 void addPage();
98 void subtractPage();
99 void addLine();
100 void subtractLine();
101
102 int minValue() const;
103 int maxValue() const;
104 void setRange( int minValue, int maxValue );
105 void setMinValue( int minVal );
106 void setMaxValue( int minVal );
107
108 int lineStep() const;
109 int pageStep() const;
110 void setSteps( int line, int page );
111
112 int bound( int ) const;
113
114protected:
115 int positionFromValue( int val, int space ) const;
116 int valueFromPosition( int pos, int space ) const;
117 void directSetValue( int val );
118 int prevValue() const;
119
120 virtual void valueChange();
121 virtual void rangeChange();
122 virtual void stepChange();
123
124private:
125 int minVal, maxVal;
126 int line, page;
127 int val, prevVal;
128
129 QRangeControlPrivate * d;
130
131private: // Disabled copy constructor and operator=
132#if defined(Q_DISABLE_COPY)
133 QRangeControl( const QRangeControl &amp; );
134 QRangeControl &amp;operator=( const QRangeControl &amp; );
135#endif
136};
137
138
139inline int QRangeControl::value() const
140{ return val; }
141
142inline int QRangeControl::prevValue() const
143{ return prevVal; }
144
145inline int QRangeControl::minValue() const
146{ return minVal; }
147
148inline int QRangeControl::maxValue() const
149{ return maxVal; }
150
151inline int QRangeControl::lineStep() const
152{ return line; }
153
154inline int QRangeControl::pageStep() const
155{ return page; }
156
157
158#endif // QT_NO_RANGECONTROL
159
160#ifndef QT_NO_SPINWIDGET
161
162class QSpinWidgetPrivate;
163class Q_EXPORT QSpinWidget : public QWidget
164{
165 Q_OBJECT
166public:
167 QSpinWidget( QWidget* parent=0, const char* name=0 );
168 ~QSpinWidget();
169
170 void setEditWidget( QWidget * widget );
171 QWidget * editWidget();
172
173 QRect upRect() const;
174 QRect downRect() const;
175
176 void setUpEnabled( bool on );
177 void setDownEnabled( bool on );
178
179 bool isUpEnabled() const;
180 bool isDownEnabled() const;
181
182 enum ButtonSymbols { UpDownArrows, PlusMinus };
183 virtual void setButtonSymbols( ButtonSymbols bs );
184 ButtonSymbols buttonSymbols() const;
185
186 void arrange();
187
188signals:
189 void stepUpPressed();
190 void stepDownPressed();
191
192public slots:
193 void stepUp();
194 void stepDown();
195
196protected:
197 void mousePressEvent( QMouseEvent *e );
198 void resizeEvent( QResizeEvent* ev );
199 void mouseReleaseEvent( QMouseEvent *e );
200 void mouseMoveEvent( QMouseEvent *e );
201#ifndef QT_NO_WHEELEVENT
202 void wheelEvent( QWheelEvent * );
203#endif
204 void styleChange( QStyle&amp; );
205 void paintEvent( QPaintEvent * );
206 void enableChanged( bool old );
207 void windowActivationChange( bool );
208
209private slots:
210 void timerDone();
211 void timerDoneEx();
212
213private:
214 QSpinWidgetPrivate * d;
215
216 void updateDisplay();
217
218private: // Disabled copy constructor and operator=
219#if defined(Q_DISABLE_COPY)
220 QSpinWidget( const QSpinWidget&amp; );
221 QSpinWidget&amp; operator=( const QSpinWidget&amp; );
222#endif
223};
224
225#endif // QT_NO_SPINWIDGET
226
227#endif // QRANGECONTROL_H
228</pre>
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