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<hr><h1>QwtSlider Class Reference</h1>The Slider Widget.
<a href="#_details">More...</a>
<p>
<code>#include <qwt_slider.h></code>
<p>
Inherits <a class="el" href="class_qwtsliderbase.html">QwtSliderBase</a>, and <a class="el" href="class_qwtscaleif.html">QwtScaleIf</a>.
<p>
Inheritance diagram for QwtSlider<p><center><img src="class_qwtslider_inherit_graph.gif" border="0" usemap="#QwtSlider_inherit_map" alt="Inheritance graph"></center>
<map name="QwtSlider_inherit_map">
<area href="class_qwtsliderbase.html" shape="rect" coords="33,67,127,85">
<area href="class_qwtdblrange.html" shape="rect" coords="85,0,176,19">
<area href="class_qwtscaleif.html" shape="rect" coords="151,67,223,85">
</map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="class_qwtslider-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0>
<tr><td colspan=2><br><h2>Public Types</h2></td></tr>
<tr><td nowrap align=right valign=top>enum </td><td valign=bottom><b>Orientation</b> { <b>Vertical</b>,
<b>Horizontal</b>
}</td></tr>
<tr><td nowrap align=right valign=top>enum </td><td valign=bottom><b>ScalePos</b> { <br>
<b>None</b>,
<b>Left</b>,
<b>Right</b>,
<b>Top</b>,
<br>
<b>Bottom</b>
<br>
}</td></tr>
<tr><td nowrap align=right valign=top>enum </td><td valign=bottom>{ <b>BgTrough</b> = 0x1,
<b>BgSlot</b> = 0x2
}</td></tr>
<tr><td colspan=2><br><h2>Public Methods</h2></td></tr>
<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="class_qwtslider.html#a0">QwtSlider</a> (QWidget *parent, const char *name = 0, Orientation orient = Horizontal, ScalePos scalePos = None, int bgStyle = BgTrough)</td></tr>
<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="class_qwtslider.html#a1">~QwtSlider</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#a2">setThumbLength</a> (int l)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#a3">setThumbWidth</a> (int w)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#a4">setBorderWidth</a> (int bw)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#a5">setMargins</a> (int x, int y)</td></tr>
<tr><td nowrap align=right valign=top>QSize </td><td valign=bottom><a class="el" href="class_qwtslider.html#a6">sizeHint</a> () const</td></tr>
<tr><td colspan=2><br><h2>Protected Methods</h2></td></tr>
<tr><td nowrap align=right valign=top>virtual void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b0">drawSlider</a> (QPainter *p, const QRect &r)</td></tr>
<tr><td nowrap align=right valign=top>double </td><td valign=bottom><a class="el" href="class_qwtslider.html#b1">getValue</a> (const QPoint &p)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b2">getScrollMode</a> ( const QPoint &p, int &scrollMode, int &direction)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b3">resizeEvent</a> (QResizeEvent *e)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b4">paintEvent</a> (QPaintEvent *e)</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b5">valueChange</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b6">rangeChange</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b7">scaleChange</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_qwtslider.html#b8">fontChange</a> (const QFont &oldFont)</td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
The Slider Widget.
<p>
<p>
QwtSlider is a slider widget which operates on an interval of type double. QwtSlider supports different layouts as well as a scale. <dl compact><dt>
<b>See also: </b><dd>
<a class="el" href="class_qwtsliderbase.html">QwtSliderBase</a> and <a class="el" href="class_qwtscaleif.html">QwtScaleIf</a> for the descriptions of the inherited members. </dl>
<p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a name="a0" doxytag="QwtSlider::QwtSlider"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
QwtSlider::QwtSlider (
</b></td>
<td valign="bottom"><b>
QWidget * <em>parent</em>,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
const char * <em>name</em> = 0,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
Orientation <em>orient</em> = Horizontal,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
ScalePos <em>scalePos</em> = None,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
int <em>bgStyle</em> = BgTrough )
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Constructor.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>parent</em>
</td><td>
parent widget </td></tr>
<tr><td valign=top><em>name</em>
</td><td>
The Widget's name. Default = 0. </td></tr>
<tr><td valign=top><em>Orient</em>
</td><td>
Orientation of the slider. Can be QwtSlider::Horizontal or QwtSlider::Vertical. Defaults to Horizontal. </td></tr>
<tr><td valign=top><em>scalePos</em>
</td><td>
Position of the scale. Can be QwtSlider::None, QwtSlider::Left, QwtSlider::Right, QwtSlider::Top, or QwtSlider::Bottom. Defaults to QwtSlider::None. </td></tr>
<tr><td valign=top><em>bgStyle</em>
</td><td>
Background style. QwtSlider::BgTrough draws the slider button in a trough, QwtSlider::BgSlot draws a slot underneath the button. An or-combination of both may also be used. The default is QwtSlider::BgTrough. </td></tr>
</table>
</dl> </td>
</tr>
</table>
<a name="a1" doxytag="QwtSlider::~QwtSlider"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
QwtSlider::~QwtSlider (
</b></td>
<td valign="bottom"><b>
)
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Destructor.
<p>
</td>
</tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a name="b0" doxytag="QwtSlider::drawSlider"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::drawSlider (
</b></td>
<td valign="bottom"><b>
QPainter * <em>p</em>,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
const QRect & <em>r</em> )<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Draw the slider into the specified rectangle.
<p>
</td>
</tr>
</table>
<a name="b8" doxytag="QwtSlider::fontChange"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::fontChange (
</b></td>
<td valign="bottom"><b>
const QFont & <em>oldFont</em> )<code> [protected]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Notify change in font.
<p>
</td>
</tr>
</table>
<a name="b2" doxytag="QwtSlider::getScrollMode"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::getScrollMode (
</b></td>
<td valign="bottom"><b>
const QPoint & <em>p</em>,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
int & <em>scrollMode</em>,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
int & <em>direction</em> )<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Determine scrolling mode and direction.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>p</em>
</td><td>
point </td></tr>
</table>
</dl>
<p>
Reimplemented from <a class="el" href="class_qwtsliderbase.html#b9">QwtSliderBase</a>. </td>
</tr>
</table>
<a name="b1" doxytag="QwtSlider::getValue"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
double QwtSlider::getValue (
</b></td>
<td valign="bottom"><b>
const QPoint & <em>p</em> )<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Determine the value corresponding to a specified mouse location.
<p>
<p>
Reimplemented from <a class="el" href="class_qwtsliderbase.html#b8">QwtSliderBase</a>. </td>
</tr>
</table>
<a name="b4" doxytag="QwtSlider::paintEvent"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::paintEvent (
</b></td>
<td valign="bottom"><b>
QPaintEvent * <em>e</em> )<code> [protected]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Qt paint event.
<p>
</td>
</tr>
</table>
<a name="b6" doxytag="QwtSlider::rangeChange"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::rangeChange (
</b></td>
<td valign="bottom"><b>
)<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Notify change of range.
<p>
<p>
Reimplemented from <a class="el" href="class_qwtdblrange.html#b5">QwtDblRange</a>. </td>
</tr>
</table>
<a name="b3" doxytag="QwtSlider::resizeEvent"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::resizeEvent (
</b></td>
<td valign="bottom"><b>
QResizeEvent * <em>e</em> )<code> [protected]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Qt resize event.
<p>
</td>
</tr>
</table>
<a name="b7" doxytag="QwtSlider::scaleChange"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::scaleChange (
</b></td>
<td valign="bottom"><b>
)<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Notify changed scale.
<p>
<p>
Reimplemented from <a class="el" href="class_qwtscaleif.html">QwtScaleIf</a>. </td>
</tr>
</table>
<a name="a4" doxytag="QwtSlider::setBorderWidth"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::setBorderWidth (
</b></td>
<td valign="bottom"><b>
int <em>bd</em> )
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Change the slider's border width.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>bd</em>
</td><td>
border width </td></tr>
</table>
</dl> </td>
</tr>
</table>
<a name="a5" doxytag="QwtSlider::setMargins"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::setMargins (
</b></td>
<td valign="bottom"><b>
int <em>hor</em>,
</b></td>
</tr>
<tr>
<td></td>
<td><b>
int <em>vert</em> )
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Set distances between the widget's border and internals.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>hor</em>
</td><td>
</td></tr>
<tr><td valign=top><em>vert</em>
</td><td>
Margins </td></tr>
</table>
</dl> </td>
</tr>
</table>
<a name="a2" doxytag="QwtSlider::setThumbLength"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::setThumbLength (
</b></td>
<td valign="bottom"><b>
int <em>l</em> )
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Set the slider's thumb length.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>l</em>
</td><td>
new length </td></tr>
</table>
</dl> </td>
</tr>
</table>
<a name="a3" doxytag="QwtSlider::setThumbWidth"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::setThumbWidth (
</b></td>
<td valign="bottom"><b>
int <em>w</em> )
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Change the width of the thumb.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>w</em>
</td><td>
new width </td></tr>
</table>
</dl> </td>
</tr>
</table>
<a name="a6" doxytag="QwtSlider::sizeHint"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
QSize QwtSlider::sizeHint (
</b></td>
<td valign="bottom"><b>
) const
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Return a recommended size.
<p>
<dl compact><dt>
<b>Warning: </b><dd>
The return value of <a class="el" href="class_qwtslider.html#a6">sizeHint</a>() depends on the font and the scale. </dl> </td>
</tr>
</table>
<a name="b5" doxytag="QwtSlider::valueChange"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td nowrap valign="top"><b>
void QwtSlider::valueChange (
</b></td>
<td valign="bottom"><b>
)<code> [protected, virtual]</code>
</b></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Notify change of value.
<p>
<p>
Reimplemented from <a class="el" href="class_qwtsliderbase.html#b2">QwtSliderBase</a>. </td>
</tr>
</table>
<hr>The documentation for this class was generated from the following files:<ul>
<li>qwt_slider.h<li>qwt_slider.cpp</ul>
<hr><address><small>Generated at Thu Dec 14 00:27:21 2000 for Qwt User's Guide by
<a href="http://www.stack.nl/~dimitri/doxygen/index.html">
<img src="doxygen.gif" alt="doxygen" align="middle" border=0
width=110 height=53></a>1.2.3 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>,
© 1997-2000</small></address>
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