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<div class="header">
  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
<a href="class_qwt_arrow_button-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">QwtArrowButton Class Reference</div>  </div>
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<p>Arrow Button.  
 <a href="class_qwt_arrow_button.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="qwt__arrow__button_8h_source.html">qwt_arrow_button.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtArrowButton:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_arrow_button__inherit__graph.png" border="0" usemap="#a_qwt_arrow_button_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_arrow_button_inherit__map" id="a_qwt_arrow_button_inherit__map">
<area shape="rect" title="Arrow Button." alt="" coords="5,80,124,107"/>
<area shape="rect" title=" " alt="" coords="15,5,115,32"/>
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<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab0ad5aefdd56db10976796be717671e9"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#ab0ad5aefdd56db10976796be717671e9">QwtArrowButton</a> (int <a class="el" href="class_qwt_arrow_button.html#a680ecdc99fdc5971ddfabc643e1ed52a">num</a>, Qt::ArrowType, QWidget *parent=NULL)</td></tr>
<tr class="separator:ab0ad5aefdd56db10976796be717671e9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a506ab071fa7ee92928ace7dcea774a73"><td class="memItemLeft" align="right" valign="top"><a id="a506ab071fa7ee92928ace7dcea774a73"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a506ab071fa7ee92928ace7dcea774a73">~QwtArrowButton</a> ()</td></tr>
<tr class="memdesc:a506ab071fa7ee92928ace7dcea774a73"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br /></td></tr>
<tr class="separator:a506ab071fa7ee92928ace7dcea774a73"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7e9b1a97e6f6281aee4ada6293931d90"><td class="memItemLeft" align="right" valign="top"><a id="a7e9b1a97e6f6281aee4ada6293931d90"></a>
Qt::ArrowType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a7e9b1a97e6f6281aee4ada6293931d90">arrowType</a> () const</td></tr>
<tr class="memdesc:a7e9b1a97e6f6281aee4ada6293931d90"><td class="mdescLeft">&#160;</td><td class="mdescRight">The direction of the arrows. <br /></td></tr>
<tr class="separator:a7e9b1a97e6f6281aee4ada6293931d90"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a680ecdc99fdc5971ddfabc643e1ed52a"><td class="memItemLeft" align="right" valign="top"><a id="a680ecdc99fdc5971ddfabc643e1ed52a"></a>
int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a680ecdc99fdc5971ddfabc643e1ed52a">num</a> () const</td></tr>
<tr class="memdesc:a680ecdc99fdc5971ddfabc643e1ed52a"><td class="mdescLeft">&#160;</td><td class="mdescRight">The number of arrows. <br /></td></tr>
<tr class="separator:a680ecdc99fdc5971ddfabc643e1ed52a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adb6261ccd02e32c824a8af86f0120aee"><td class="memItemLeft" align="right" valign="top">virtual QSize&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#adb6261ccd02e32c824a8af86f0120aee">sizeHint</a> () const</td></tr>
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<tr class="memitem:ab5f5985f350107db6e785281135a187c"><td class="memItemLeft" align="right" valign="top"><a id="ab5f5985f350107db6e785281135a187c"></a>
virtual QSize&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#ab5f5985f350107db6e785281135a187c">minimumSizeHint</a> () const</td></tr>
<tr class="memdesc:ab5f5985f350107db6e785281135a187c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return a minimum size hint. <br /></td></tr>
<tr class="separator:ab5f5985f350107db6e785281135a187c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:ad9bdd4ed2e655aa19929ab436ec8ab45"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#ad9bdd4ed2e655aa19929ab436ec8ab45">paintEvent</a> (QPaintEvent *event)</td></tr>
<tr class="separator:ad9bdd4ed2e655aa19929ab436ec8ab45"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afa3b1930046c73aa764caced4aa09c45"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#afa3b1930046c73aa764caced4aa09c45">drawButtonLabel</a> (QPainter *)</td></tr>
<tr class="memdesc:afa3b1930046c73aa764caced4aa09c45"><td class="mdescLeft">&#160;</td><td class="mdescRight">Draw the button label.  <a href="class_qwt_arrow_button.html#afa3b1930046c73aa764caced4aa09c45">More...</a><br /></td></tr>
<tr class="separator:afa3b1930046c73aa764caced4aa09c45"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a54c272f2ca19627613415fb5e0bf0b88"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a54c272f2ca19627613415fb5e0bf0b88">drawArrow</a> (QPainter *, const QRect &amp;, Qt::ArrowType) const</td></tr>
<tr class="separator:a54c272f2ca19627613415fb5e0bf0b88"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5f4449198f900946579c843ff56e0a5a"><td class="memItemLeft" align="right" valign="top">virtual QRect&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a5f4449198f900946579c843ff56e0a5a">labelRect</a> () const</td></tr>
<tr class="separator:a5f4449198f900946579c843ff56e0a5a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a018b7b1a6c1e2b74f8edcb0421310cfa"><td class="memItemLeft" align="right" valign="top">virtual QSize&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a018b7b1a6c1e2b74f8edcb0421310cfa">arrowSize</a> (Qt::ArrowType, const QSize &amp;boundingSize) const</td></tr>
<tr class="separator:a018b7b1a6c1e2b74f8edcb0421310cfa"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a17612daa99344272c4de1313a5c67b02"><td class="memItemLeft" align="right" valign="top"><a id="a17612daa99344272c4de1313a5c67b02"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#a17612daa99344272c4de1313a5c67b02">keyPressEvent</a> (QKeyEvent *)</td></tr>
<tr class="memdesc:a17612daa99344272c4de1313a5c67b02"><td class="mdescLeft">&#160;</td><td class="mdescRight">autoRepeat for the space keys <br /></td></tr>
<tr class="separator:a17612daa99344272c4de1313a5c67b02"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Arrow Button. </p>
<p>A push button with one or more filled triangles on its front. An Arrow button can have 1 to 3 arrows in a row, pointing up, down, left or right. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="ab0ad5aefdd56db10976796be717671e9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab0ad5aefdd56db10976796be717671e9">&#9670;&nbsp;</a></span>QwtArrowButton()</h2>

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          <td class="memname">QwtArrowButton::QwtArrowButton </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>num</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">Qt::ArrowType&#160;</td>
          <td class="paramname"><em>arrowType</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">QWidget *&#160;</td>
          <td class="paramname"><em>parent</em> = <code>NULL</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">explicit</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">num</td><td>Number of arrows </td></tr>
    <tr><td class="paramname">arrowType</td><td>see Qt::ArrowType in the Qt docs. </td></tr>
    <tr><td class="paramname">parent</td><td>Parent widget </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="a018b7b1a6c1e2b74f8edcb0421310cfa"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a018b7b1a6c1e2b74f8edcb0421310cfa">&#9670;&nbsp;</a></span>arrowSize()</h2>

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          <td class="memname">QSize QwtArrowButton::arrowSize </td>
          <td>(</td>
          <td class="paramtype">Qt::ArrowType&#160;</td>
          <td class="paramname"><em>arrowType</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const QSize &amp;&#160;</td>
          <td class="paramname"><em>boundingSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
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<p>Calculate the size for a arrow that fits into a rectangle of a given size</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">arrowType</td><td>Arrow type </td></tr>
    <tr><td class="paramname">boundingSize</td><td>Bounding size </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Size of the arrow </dd></dl>

</div>
</div>
<a id="a54c272f2ca19627613415fb5e0bf0b88"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a54c272f2ca19627613415fb5e0bf0b88">&#9670;&nbsp;</a></span>drawArrow()</h2>

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          <td class="memname">void QwtArrowButton::drawArrow </td>
          <td>(</td>
          <td class="paramtype">QPainter *&#160;</td>
          <td class="paramname"><em>painter</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const QRect &amp;&#160;</td>
          <td class="paramname"><em>r</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">Qt::ArrowType&#160;</td>
          <td class="paramname"><em>arrowType</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
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<span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span>  </td>
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<p>Draw an arrow int a bounding rectangle</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">painter</td><td>Painter </td></tr>
    <tr><td class="paramname">r</td><td>Rectangle where to paint the arrow </td></tr>
    <tr><td class="paramname">arrowType</td><td>Arrow type </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="afa3b1930046c73aa764caced4aa09c45"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afa3b1930046c73aa764caced4aa09c45">&#9670;&nbsp;</a></span>drawButtonLabel()</h2>

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          <td class="memname">void QwtArrowButton::drawButtonLabel </td>
          <td>(</td>
          <td class="paramtype">QPainter *&#160;</td>
          <td class="paramname"><em>painter</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Draw the button label. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">painter</td><td>Painter </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd>The Qt Manual for QPushButton </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a5f4449198f900946579c843ff56e0a5a">&#9670;&nbsp;</a></span>labelRect()</h2>

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          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
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<dl class="section return"><dt>Returns</dt><dd>the bounding rectangle for the label </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ad9bdd4ed2e655aa19929ab436ec8ab45">&#9670;&nbsp;</a></span>paintEvent()</h2>

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          <td class="memname">void QwtArrowButton::paintEvent </td>
          <td>(</td>
          <td class="paramtype">QPaintEvent *&#160;</td>
          <td class="paramname"><em>event</em></td><td>)</td>
          <td></td>
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<p>Paint event handler </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">event</td><td>Paint event </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#adb6261ccd02e32c824a8af86f0120aee">&#9670;&nbsp;</a></span>sizeHint()</h2>

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          <td class="memname">QSize QwtArrowButton::sizeHint </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
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<dl class="section return"><dt>Returns</dt><dd>a size hint </dd></dl>

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