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<title>Qwt User's Guide: qwt_slider.h Source File</title>
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<h1>qwt_slider.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="comment">// vim: expandtab</span>
00011
00012 <span class="preprocessor">#ifndef QWT_SLIDER_H</span>
00013 <span class="preprocessor"></span><span class="preprocessor">#define QWT_SLIDER_H</span>
00014 <span class="preprocessor"></span>
00015 <span class="preprocessor">#include "qwt_global.h"</span>
00016 <span class="preprocessor">#include "qwt_sclif.h"</span>
00017 <span class="preprocessor">#include "qwt_sldbase.h"</span>
00018
<a name="l00029"></a><a class="code" href="class_qwt_slider.html">00029</a> <span class="keyword">class </span>QWT_EXPORT QwtSlider : <span class="keyword">public</span> <a class="code" href="class_qwt_slider_base.html">QwtSliderBase</a>, <span class="keyword">public</span> <a class="code" href="class_qwt_scale_if.html">QwtScaleIf</a>
00030 {
00031 Q_OBJECT
00032 Q_ENUMS( ScalePos )
00033 Q_ENUMS( BGSTYLE )
00034 Q_PROPERTY( ScalePos scalePosition READ scalePosition
00035 WRITE setScalePosition )
00036 Q_PROPERTY( BGSTYLE bgStyle READ bgStyle WRITE setBgStyle )
00037 Q_PROPERTY( <span class="keywordtype">int</span> thumbLength READ thumbLength WRITE setThumbLength )
00038 Q_PROPERTY( <span class="keywordtype">int</span> thumbWidth READ thumbWidth WRITE setThumbWidth )
00039 Q_PROPERTY( <span class="keywordtype">int</span> borderWidth READ borderWidth WRITE setBorderWidth )
00040
00041 <span class="keyword">public</span>:
00042
<a name="l00051"></a><a class="code" href="class_qwt_slider.html#w8">00051</a> <span class="keyword">enum</span> ScalePos { None, Left, Right, Top, Bottom };
00052
<a name="l00057"></a><a class="code" href="class_qwt_slider.html#w9">00057</a> <span class="keyword">enum</span> BGSTYLE { BgTrough = 0x1, BgSlot = 0x2, BgBoth = BgTrough | BgSlot};
00058
00059 QwtSlider(QWidget *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0,
00060 Qt::Orientation = Qt::Horizontal,
00061 ScalePos = None, BGSTYLE bgStyle = BgTrough);
00062
00063 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_slider_base.html#a7">setOrientation</a>(Qt::Orientation);
00064
<a name="l00068"></a><a class="code" href="class_qwt_slider.html#a2">00068</a> <span class="keywordtype">void</span> setBgStyle(BGSTYLE st) {d_bgStyle = st; layoutSlider();}
<a name="l00072"></a><a class="code" href="class_qwt_slider.html#a3">00072</a> BGSTYLE bgStyle()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> d_bgStyle; }
00073
<a name="l00077"></a><a class="code" href="class_qwt_slider.html#a4">00077</a> <span class="keywordtype">void</span> setScalePos(ScalePos s) { setScalePosition(s); }
<a name="l00081"></a><a class="code" href="class_qwt_slider.html#a5">00081</a> ScalePos scalePos()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> d_scalePos; }
00082
00083 <span class="keywordtype">void</span> setScalePosition(ScalePos s);
00084 ScalePos scalePosition() const;
00085
<a name="l00089"></a><a class="code" href="class_qwt_slider.html#a8">00089</a> <span class="keywordtype">int</span> thumbLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> d_thumbLength;}
<a name="l00093"></a><a class="code" href="class_qwt_slider.html#a9">00093</a> <span class="keywordtype">int</span> thumbWidth()<span class="keyword"> const </span>{<span class="keywordflow">return</span> d_thumbWidth;}
<a name="l00097"></a><a class="code" href="class_qwt_slider.html#a10">00097</a> <span class="keywordtype">int</span> borderWidth()<span class="keyword"> const </span>{<span class="keywordflow">return</span> d_borderWidth;}
00098
00099 <span class="keywordtype">void</span> setThumbLength(<span class="keywordtype">int</span> l);
00100 <span class="keywordtype">void</span> setThumbWidth(<span class="keywordtype">int</span> w);
00101 <span class="keywordtype">void</span> setBorderWidth(<span class="keywordtype">int</span> bw);
00102 <span class="keywordtype">void</span> setMargins(<span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y);
00103
00104 <span class="keyword">virtual</span> QSize sizeHint() const;
00105 virtual QSize minimumSizeHint() const;
00106 virtual QSizePolicy sizePolicy() const;
00107
00108 protected:
00109 virtual <span class="keywordtype">double</span> getValue(const QPoint &p);
00110 virtual <span class="keywordtype">void</span> getScrollMode(const QPoint &p,
00111 <span class="keywordtype">int</span> &scrollMode, <span class="keywordtype">int</span> &direction);
00112
00113 <span class="keywordtype">void</span> draw(QPainter *p, const QRect& update_rect);
00114 virtual <span class="keywordtype">void</span> drawSlider (QPainter *p, const QRect &r);
00115 virtual <span class="keywordtype">void</span> drawThumb(QPainter *p, const QRect &, <span class="keywordtype">int</span> pos);
00116
00117 virtual <span class="keywordtype">void</span> resizeEvent(QResizeEvent *e);
00118 virtual <span class="keywordtype">void</span> paintEvent (QPaintEvent *e);
00119
00120 virtual <span class="keywordtype">void</span> valueChange();
00121 virtual <span class="keywordtype">void</span> rangeChange();
00122 virtual <span class="keywordtype">void</span> scaleChange();
00123 virtual <span class="keywordtype">void</span> fontChange(const QFont &oldFont);
00124
00125 <span class="keywordtype">void</span> layoutSlider( <span class="keywordtype">bool</span> update = TRUE );
00126 <span class="keywordtype">int</span> xyPosition(<span class="keywordtype">double</span> v) const;
00127
00128 private:
00129 QRect d_sliderRect;
00130
00131 <span class="keywordtype">int</span> d_thumbLength;
00132 <span class="keywordtype">int</span> d_thumbWidth;
00133 <span class="keywordtype">int</span> d_borderWidth;
00134 <span class="keywordtype">int</span> d_scaleDist;
00135 <span class="keywordtype">int</span> d_xMargin;
00136 <span class="keywordtype">int</span> d_yMargin;
00137
00138 ScalePos d_scalePos;
00139 BGSTYLE d_bgStyle;
00140 };
00141
00142 #endif
00143
00144 <span class="comment">// Local Variables:</span>
00145 <span class="comment">// mode: C++</span>
00146 <span class="comment">// c-file-style: "stroustrup"</span>
00147 <span class="comment">// indent-tabs-mode: nil</span>
00148 <span class="comment">// End:</span>
</div></pre><hr size="1"><address style="align: right;"><small>Generated on Tue Nov 16 21:12:21 2004 for Qwt User's Guide by
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