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<title>Sly: Mouse</title>
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<a name="Mouse"></a>
<div class="header">
<p>
Next: <a href="Joystick.html#Joystick" accesskey="n" rel="next">Joystick</a>, Previous: <a href="Keyboard.html#Keyboard" accesskey="p" rel="prev">Keyboard</a>, Up: <a href="Input.html#Input" accesskey="u" rel="up">Input</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html#Index" title="Index" rel="index">Index</a>]</p>
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<hr>
<a name="Mouse-1"></a>
<h4 class="subsection">4.4.2 Mouse</h4>
<div class="example">
<pre class="example">(use-modules (sly input mouse))
</pre></div>
<p>Mouse hooks, signals, and procedures.
</p>
<dl>
<dt><a name="index-mouse_002dmove_002dhook"></a>Scheme Variable: <strong>mouse-move-hook</strong></dt>
<dd><p>This hook is run whenever the mouse is moved. Procedures added to
this hook should accept two arguments: Numbers <code>x</code> and <code>y</code>.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dpress_002dhook"></a>Scheme Variable: <strong>mouse-press-hook</strong></dt>
<dd><p>This hook is run whenever a mouse button is pressed. Procedures added
to this hook should accept three arguments: Symbol <code>button</code> and
numbers <code>x</code> and <code>y</code>.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dclick_002dhook"></a>Scheme Variable: <strong>mouse-click-hook</strong></dt>
<dd><p>This hook is run whenever a mouse button is clicked. Procedures added
to this hook should accept three arguments: Symbol <code>button</code> and
numbers <code>x</code> and <code>y</code>.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dx"></a>Scheme Signal: <strong>mouse-x</strong></dt>
<dd><p>The mouse X coordinate.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dy"></a>Scheme Signal: <strong>mouse-y</strong></dt>
<dd><p>The mouse Y coordinate.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dposition"></a>Scheme Signal: <strong>mouse-position</strong></dt>
<dd><p>The mouse position as a 2D vector.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dlast_002ddown"></a>Scheme Signal: <strong>mouse-last-down</strong></dt>
<dd><p>The last mouse button pressed.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002dlast_002dup"></a>Scheme Signal: <strong>mouse-last-up</strong></dt>
<dd><p>The last mouse button clicked.
</p></dd></dl>
<dl>
<dt><a name="index-mouse_002ddown_003f"></a>Scheme Procedure: <strong>mouse-down?</strong> <em><var>button</var></em></dt>
<dd><p>Create a signal for the state of <code>button</code>. Value is #t when mouse button
is pressed or #f otherwise.
</p></dd></dl>
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