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<title>Qwt User's Guide: qwt_sldbase.h Source File</title>
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<h1>qwt_sldbase.h</h1><pre class="fragment"><div>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
00002 <span class="comment"> * Qwt Widget Library</span>
00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
00005 <span class="comment"> * </span>
00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
00008 <span class="comment"> *****************************************************************************/</span>
00009
00010 <span class="preprocessor">#ifndef QWT_SLDBASE_H</span>
00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_SLDBASE_H</span>
00012 <span class="preprocessor"></span>
00013 <span class="preprocessor">#include <qframe.h></span>
00014 <span class="preprocessor">#include <qpixmap.h></span>
00015 <span class="preprocessor">#include <qdatetime.h></span>
00016 <span class="preprocessor">#include "qwt_global.h"</span>
00017 <span class="preprocessor">#include "qwt_drange.h"</span>
00018
<a name="l00030"></a><a class="code" href="class_qwt_slider_base.html">00030</a> <span class="keyword">class </span>QWT_EXPORT QwtSliderBase : <span class="keyword">public</span> QWidget, <span class="keyword">public</span> <a class="code" href="class_qwt_dbl_range.html">QwtDblRange</a>
00031 {
00032 Q_OBJECT
00033 Q_PROPERTY( <span class="keywordtype">bool</span> readOnly READ isReadOnly WRITE setReadOnly )
00034 Q_PROPERTY( <span class="keywordtype">bool</span> valid READ isValid WRITE setValid )
00035 Q_PROPERTY( <span class="keywordtype">double</span> mass READ mass WRITE setMass )
00036 Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
00037
00038 <span class="keyword">public</span>:
00039 <span class="keyword">enum</span> ScrollMode { ScrNone, ScrMouse,
00040 ScrTimer, ScrDirect, ScrPage };
00041
00042 QwtSliderBase(Qt::Orientation orientation, QWidget *parent = 0,
00043 <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0, Qt::WFlags flags = 0 );
00044 <span class="keyword">virtual</span> ~QwtSliderBase();
00045
00046 <span class="keywordtype">void</span> setUpdateTime(<span class="keywordtype">int</span> t);
00047 <span class="keywordtype">void</span> stopMoving();
00048 <span class="keywordtype">void</span> setTracking(<span class="keywordtype">bool</span> enable);
00049
00050 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setMass(<span class="keywordtype">double</span> val);
00051 <span class="keyword">virtual</span> <span class="keywordtype">double</span> mass() <span class="keyword">const</span>;
00052
00053 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setOrientation(Orientation o);
00054 Orientation orientation() <span class="keyword">const</span>;
00055
00056 <span class="keywordtype">bool</span> isReadOnly() <span class="keyword">const</span>;
00057
00058 <span class="comment">/* </span>
00059 <span class="comment"> Wrappers for QwtDblRange::isValid/QwtDblRange::setValid made</span>
00060 <span class="comment"> to be available as Q_PROPERTY in the designer.</span>
00061 <span class="comment"> */</span>
00062
<a name="l00066"></a><a class="code" href="class_qwt_slider_base.html#a10">00066</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_dbl_range.html#a4">isValid</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_qwt_dbl_range.html#a4">QwtDblRange::isValid</a>(); }
00067
<a name="l00071"></a><a class="code" href="class_qwt_slider_base.html#a11">00071</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_dbl_range.html#a3">setValid</a>(<span class="keywordtype">bool</span> valid) { <a class="code" href="class_qwt_dbl_range.html#a3">QwtDblRange::setValid</a>(valid); }
00072
00073 <span class="keyword">public</span> slots:
00074 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_dbl_range.html#a5">setValue</a>(<span class="keywordtype">double</span> val);
00075 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_dbl_range.html#a16">fitValue</a>(<span class="keywordtype">double</span> val);
00076 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_dbl_range.html#a14">incValue</a>(<span class="keywordtype">int</span> steps);
00077
00078 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setReadOnly(<span class="keywordtype">bool</span>);
00079
00080 signals:
00081
00090 <span class="keywordtype">void</span> valueChanged(<span class="keywordtype">double</span> value);
00091
00096 <span class="keywordtype">void</span> sliderPressed();
00097
00103 <span class="keywordtype">void</span> sliderReleased();
00109 <span class="keywordtype">void</span> sliderMoved(<span class="keywordtype">double</span> value);
00110
00111 <span class="keyword">protected</span>:
00112 <span class="keywordtype">void</span> setPosition(<span class="keyword">const</span> QPoint &p);
00113 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_dbl_range.html#b3">valueChange</a>();
00114
00115 <span class="keyword">virtual</span> <span class="keywordtype">void</span> timerEvent(QTimerEvent *e);
00116 <span class="keyword">virtual</span> <span class="keywordtype">void</span> mousePressEvent(QMouseEvent *e);
00117 <span class="keyword">virtual</span> <span class="keywordtype">void</span> mouseReleaseEvent(QMouseEvent *e);
00118 <span class="keyword">virtual</span> <span class="keywordtype">void</span> mouseMoveEvent(QMouseEvent *e);
00119 <span class="keyword">virtual</span> <span class="keywordtype">void</span> keyPressEvent(QKeyEvent *e);
00120 <span class="keyword">virtual</span> <span class="keywordtype">void</span> wheelEvent(QWheelEvent *e);
00121
00130 <span class="keyword">virtual</span> <span class="keywordtype">double</span> getValue(<span class="keyword">const</span> QPoint & p) = 0;
00156 <span class="keyword">virtual</span> <span class="keywordtype">void</span> getScrollMode( <span class="keyword">const</span> QPoint &p,
00157 <span class="keywordtype">int</span> &scrollMode, <span class="keywordtype">int</span> &direction) = 0;
00158
00159 <span class="keywordtype">int</span> d_scrollMode;
00160 <span class="keywordtype">double</span> d_mouseOffset;
00161 <span class="keywordtype">int</span> d_direction;
00162 <span class="keywordtype">int</span> d_tracking;
00163
00164 <span class="keyword">private</span>:
00165 <span class="keywordtype">void</span> buttonReleased();
00166
00167 <span class="keywordtype">int</span> d_tmrID;
00168 <span class="keywordtype">int</span> d_updTime;
00169 <span class="keywordtype">int</span> d_timerTick;
00170 QTime d_time;
00171 <span class="keywordtype">double</span> d_speed;
00172 <span class="keywordtype">double</span> d_mass;
00173 Qt::Orientation d_orientation;
00174 <span class="keywordtype">bool</span> d_readOnly;
00175 };
00176
00177 <span class="preprocessor">#endif</span>
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