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<title>Qwt User's Guide: QwtArrowButton Class Reference</title>
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<h1>QwtArrowButton Class Reference</h1><!-- doxytag: class="QwtArrowButton" --><a href="class_qwt_arrow_button-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
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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.
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Definition at line <a class="el" href="qwt__arrow__button_8h-source.html#l00023">23</a> of file <a class="el" href="qwt__arrow__button_8h-source.html">qwt_arrow_button.h</a>.<table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#b0ad5aefdd56db10976796be717671e9">QwtArrowButton</a> (int num, Qt::ArrowType, QWidget *parent=NULL)</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#506ab071fa7ee92928ace7dcea774a73">~QwtArrowButton</a> ()</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">Qt::ArrowType </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#7e9b1a97e6f6281aee4ada6293931d90">arrowType</a> () const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#680ecdc99fdc5971ddfabc643e1ed52a">num</a> () const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#db6261ccd02e32c824a8af86f0120aee">sizeHint</a> () const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#b5f5985f350107db6e785281135a187c">minimumSizeHint</a> () const</td></tr>
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<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#d9bdd4ed2e655aa19929ab436ec8ab45">paintEvent</a> (QPaintEvent *event)</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#fc342cb3eaa01afe5aa897b3fd6aa7c2">drawButtonLabel</a> (QPainter *p)</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#54c272f2ca19627613415fb5e0bf0b88">drawArrow</a> (QPainter *, const QRect &, Qt::ArrowType) const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual QRect </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#5f4449198f900946579c843ff56e0a5a">labelRect</a> () const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#018b7b1a6c1e2b74f8edcb0421310cfa">arrowSize</a> (Qt::ArrowType, const QSize &boundingSize) const</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_arrow_button.html#17612daa99344272c4de1313a5c67b02">keyPressEvent</a> (QKeyEvent *)</td></tr>
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<hr><h2>Constructor & Destructor Documentation</h2>
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<a class="anchor" name="b0ad5aefdd56db10976796be717671e9"></a><!-- doxytag: member="QwtArrowButton::QwtArrowButton" ref="b0ad5aefdd56db10976796be717671e9" args="(int num, Qt::ArrowType, QWidget *parent=NULL)" -->
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<td class="memname">QwtArrowButton::QwtArrowButton </td>
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<td class="paramtype">int </td>
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<td class="paramname"> <em>num</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">Qt::ArrowType </td>
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<td class="paramname"> <em>arrowType</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">QWidget * </td>
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<td class="paramname"> <em>parent</em> = <code>NULL</code></td><td> </td>
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<td></td><td></td><td width="100%"><code> [explicit]</code></td>
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<dl compact><dt><b>Parameters:</b></dt><dd>
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<table border="0" cellspacing="2" cellpadding="0">
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<tr><td valign="top"></td><td valign="top"><em>num</em> </td><td>Number of arrows </td></tr>
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<tr><td valign="top"></td><td valign="top"><em>arrowType</em> </td><td>see Qt::ArowType in the Qt docs. </td></tr>
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<tr><td valign="top"></td><td valign="top"><em>parent</em> </td><td>Parent widget </td></tr>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00058">58</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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<a class="anchor" name="506ab071fa7ee92928ace7dcea774a73"></a><!-- doxytag: member="QwtArrowButton::~QwtArrowButton" ref="506ab071fa7ee92928ace7dcea774a73" args="()" -->
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<td class="memname">QwtArrowButton::~QwtArrowButton </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"><code> [virtual]</code></td>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00083">83</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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<hr><h2>Member Function Documentation</h2>
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<a class="anchor" name="7e9b1a97e6f6281aee4ada6293931d90"></a><!-- doxytag: member="QwtArrowButton::arrowType" ref="7e9b1a97e6f6281aee4ada6293931d90" args="() const" -->
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<td class="memname">Qt::ArrowType QwtArrowButton::arrowType </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"> const</td>
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The direction of the arrows.
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00092">92</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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<a class="anchor" name="680ecdc99fdc5971ddfabc643e1ed52a"></a><!-- doxytag: member="QwtArrowButton::num" ref="680ecdc99fdc5971ddfabc643e1ed52a" args="() const" -->
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<td class="memname">int QwtArrowButton::num </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"> const</td>
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The number of arrows.
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00100">100</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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<a class="anchor" name="db6261ccd02e32c824a8af86f0120aee"></a><!-- doxytag: member="QwtArrowButton::sizeHint" ref="db6261ccd02e32c824a8af86f0120aee" args="() const" -->
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<td class="memname">QSize QwtArrowButton::sizeHint </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"> const<code> [virtual]</code></td>
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<dl class="return" compact><dt><b>Returns:</b></dt><dd>a size hint </dd></dl>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00286">286</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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References <a class="el" href="qwt__arrow__button_8cpp-source.html#l00294">minimumSizeHint()</a>.
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<a class="anchor" name="b5f5985f350107db6e785281135a187c"></a><!-- doxytag: member="QwtArrowButton::minimumSizeHint" ref="b5f5985f350107db6e785281135a187c" args="() const" -->
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<td class="memname">QSize QwtArrowButton::minimumSizeHint </td>
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<td> ) </td>
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<td width="100%"> const<code> [virtual]</code></td>
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Return a minimum size hint.
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00294">294</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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References <a class="el" href="qwt__arrow__button_8cpp-source.html#l00331">arrowSize()</a>.
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Referenced by <a class="el" href="qwt__arrow__button_8cpp-source.html#l00286">sizeHint()</a>.
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<a class="anchor" name="d9bdd4ed2e655aa19929ab436ec8ab45"></a><!-- doxytag: member="QwtArrowButton::paintEvent" ref="d9bdd4ed2e655aa19929ab436ec8ab45" args="(QPaintEvent *event)" -->
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<td class="memname">void QwtArrowButton::paintEvent </td>
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<td class="paramtype">QPaintEvent * </td>
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<td class="paramname"> <em>event</em> </td>
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<td> ) </td>
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<td width="100%"><code> [protected, virtual]</code></td>
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Paint event handler <dl compact><dt><b>Parameters:</b></dt><dd>
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<table border="0" cellspacing="2" cellpadding="0">
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<tr><td valign="top"></td><td valign="top"><em>event</em> </td><td>Paint event </td></tr>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00143">143</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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References <a class="el" href="qwt__arrow__button_8cpp-source.html#l00157">drawButtonLabel()</a>.
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<a class="anchor" name="fc342cb3eaa01afe5aa897b3fd6aa7c2"></a><!-- doxytag: member="QwtArrowButton::drawButtonLabel" ref="fc342cb3eaa01afe5aa897b3fd6aa7c2" args="(QPainter *p)" -->
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<td class="memname">void QwtArrowButton::drawButtonLabel </td>
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<td class="paramtype">QPainter * </td>
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<td class="paramname"> <em>painter</em> </td>
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<td> ) </td>
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<td width="100%"><code> [protected, virtual]</code></td>
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Draw the button label.
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<dl compact><dt><b>Parameters:</b></dt><dd>
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<table border="0" cellspacing="2" cellpadding="0">
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<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
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<dl class="see" compact><dt><b>See also:</b></dt><dd>The Qt Manual on QPushButton </dd></dl>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00157">157</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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References <a class="el" href="qwt__arrow__button_8cpp-source.html#l00331">arrowSize()</a>, <a class="el" href="qwt__arrow__button_8cpp-source.html#l00240">drawArrow()</a>, and <a class="el" href="qwt__arrow__button_8cpp-source.html#l00108">labelRect()</a>.
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Referenced by <a class="el" href="qwt__arrow__button_8cpp-source.html#l00143">paintEvent()</a>.
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<a class="anchor" name="54c272f2ca19627613415fb5e0bf0b88"></a><!-- doxytag: member="QwtArrowButton::drawArrow" ref="54c272f2ca19627613415fb5e0bf0b88" args="(QPainter *, const QRect &, Qt::ArrowType) const" -->
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<td class="memname">void QwtArrowButton::drawArrow </td>
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<td class="paramtype">QPainter * </td>
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<td class="paramname"> <em>painter</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const QRect & </td>
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<td class="paramname"> <em>r</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">Qt::ArrowType </td>
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<td class="paramname"> <em>arrowType</em></td><td> </td>
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<td></td><td></td><td width="100%"> const<code> [protected, virtual]</code></td>
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Draw an arrow int a bounding rect<p>
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<dl compact><dt><b>Parameters:</b></dt><dd>
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<table border="0" cellspacing="2" cellpadding="0">
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<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
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<tr><td valign="top"></td><td valign="top"><em>r</em> </td><td>Rectangle where to paint the arrow </td></tr>
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<tr><td valign="top"></td><td valign="top"><em>arrowType</em> </td><td>Arrow type </td></tr>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00240">240</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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Referenced by <a class="el" href="qwt__arrow__button_8cpp-source.html#l00157">drawButtonLabel()</a>.
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<a class="anchor" name="5f4449198f900946579c843ff56e0a5a"></a><!-- doxytag: member="QwtArrowButton::labelRect" ref="5f4449198f900946579c843ff56e0a5a" args="() const" -->
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<td class="memname">QRect QwtArrowButton::labelRect </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"> const<code> [protected, virtual]</code></td>
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<dl class="return" compact><dt><b>Returns:</b></dt><dd>the bounding rect for the label </dd></dl>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00108">108</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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Referenced by <a class="el" href="qwt__arrow__button_8cpp-source.html#l00157">drawButtonLabel()</a>.
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<a class="anchor" name="018b7b1a6c1e2b74f8edcb0421310cfa"></a><!-- doxytag: member="QwtArrowButton::arrowSize" ref="018b7b1a6c1e2b74f8edcb0421310cfa" args="(Qt::ArrowType, const QSize &boundingSize) const" -->
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<td class="memname">QSize QwtArrowButton::arrowSize </td>
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<td class="paramtype">Qt::ArrowType </td>
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<td class="paramname"> <em>arrowType</em>, </td>
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<td class="paramtype">const QSize & </td>
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<td class="paramname"> <em>boundingSize</em></td><td> </td>
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<td></td><td></td><td width="100%"> const<code> [protected, virtual]</code></td>
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Calculate the size for a arrow that fits into a rect of a given size<p>
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<dl compact><dt><b>Parameters:</b></dt><dd>
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<table border="0" cellspacing="2" cellpadding="0">
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<tr><td valign="top"></td><td valign="top"><em>arrowType</em> </td><td>Arrow type </td></tr>
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<tr><td valign="top"></td><td valign="top"><em>boundingSize</em> </td><td>Bounding size </td></tr>
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<dl class="return" compact><dt><b>Returns:</b></dt><dd>Size of the arrow </dd></dl>
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00331">331</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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Referenced by <a class="el" href="qwt__arrow__button_8cpp-source.html#l00157">drawButtonLabel()</a>, and <a class="el" href="qwt__arrow__button_8cpp-source.html#l00294">minimumSizeHint()</a>.
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<a class="anchor" name="17612daa99344272c4de1313a5c67b02"></a><!-- doxytag: member="QwtArrowButton::keyPressEvent" ref="17612daa99344272c4de1313a5c67b02" args="(QKeyEvent *)" -->
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<td class="memname">void QwtArrowButton::keyPressEvent </td>
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<td class="paramtype">QKeyEvent * </td>
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<td class="paramname"> </td>
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<td> ) </td>
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<td width="100%"><code> [protected, virtual]</code></td>
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autoRepeat for the space keys
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Definition at line <a class="el" href="qwt__arrow__button_8cpp-source.html#l00361">361</a> of file <a class="el" href="qwt__arrow__button_8cpp-source.html">qwt_arrow_button.cpp</a>.
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