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<a href="#libatspi-atspi-value.description" class="shortcut">Description</a>
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<a href="#libatspi-atspi-value.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#libatspi-atspi-value.implementations" class="shortcut">Known Implementations</a>
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<a name="libatspi-atspi-value"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="libatspi-atspi-value.top_of_page"></a>atspi-value</span></h2>
<p>atspi-value — An interface supporting a one-dimensional scalar
to be modified, or which reflects its value.</p>
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<div class="refsynopsisdiv">
<a name="libatspi-atspi-value.synopsis"></a><h2>Synopsis</h2>
<a name="AtspiValue"></a><pre class="synopsis"> <a class="link" href="libatspi-atspi-value.html#AtspiValue-struct" title="AtspiValue">AtspiValue</a>;
<span class="returnvalue">gdouble</span> <a class="link" href="libatspi-atspi-value.html#atspi-value-get-minimum-value" title="atspi_value_get_minimum_value ()">atspi_value_get_minimum_value</a> (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);
<span class="returnvalue">gdouble</span> <a class="link" href="libatspi-atspi-value.html#atspi-value-get-current-value" title="atspi_value_get_current_value ()">atspi_value_get_current_value</a> (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);
<span class="returnvalue">gdouble</span> <a class="link" href="libatspi-atspi-value.html#atspi-value-get-maximum-value" title="atspi_value_get_maximum_value ()">atspi_value_get_maximum_value</a> (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);
<span class="returnvalue">gboolean</span> <a class="link" href="libatspi-atspi-value.html#atspi-value-set-current-value" title="atspi_value_set_current_value ()">atspi_value_set_current_value</a> (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">gdouble</span> new_value</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);
<span class="returnvalue">gdouble</span> <a class="link" href="libatspi-atspi-value.html#atspi-value-get-minimum-increment" title="atspi_value_get_minimum_increment ()">atspi_value_get_minimum_increment</a> (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);
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<div class="refsect1">
<a name="libatspi-atspi-value.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
GInterface
+----AtspiValue
</pre>
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<div class="refsect1">
<a name="libatspi-atspi-value.implementations"></a><h2>Known Implementations</h2>
<p>
AtspiValue is implemented by
<a class="link" href="AtspiAccessible.html" title="AtspiAccessible">AtspiAccessible</a>.</p>
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<div class="refsect1">
<a name="libatspi-atspi-value.description"></a><h2>Description</h2>
<p>
An interface supporting a one-dimensional scalar
to be modified, or which reflects its value. If
STATE_EDITABLE is not present, the value is
treated as "read only".
</p>
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<div class="refsect1">
<a name="libatspi-atspi-value.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="AtspiValue-struct"></a><h3>AtspiValue</h3>
<pre class="programlisting">typedef struct _AtspiValue AtspiValue;</pre>
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</p>
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<div class="refsect2">
<a name="atspi-value-get-minimum-value"></a><h3>atspi_value_get_minimum_value ()</h3>
<pre class="programlisting"><span class="returnvalue">gdouble</span> atspi_value_get_minimum_value (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);</pre>
<p>
Gets the minimum allowed value for an <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a>.
</p>
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<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a pointer to the <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> implementor on which to operate.</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the minimum allowed value for this object.</td>
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<div class="refsect2">
<a name="atspi-value-get-current-value"></a><h3>atspi_value_get_current_value ()</h3>
<pre class="programlisting"><span class="returnvalue">gdouble</span> atspi_value_get_current_value (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);</pre>
<p>
Gets the current value for an <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a>.
</p>
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<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a pointer to the <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> implementor on which to operate.</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the current value for this object.</td>
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<div class="refsect2">
<a name="atspi-value-get-maximum-value"></a><h3>atspi_value_get_maximum_value ()</h3>
<pre class="programlisting"><span class="returnvalue">gdouble</span> atspi_value_get_maximum_value (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);</pre>
<p>
Gets the maximum allowed value for an <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
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<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a pointer to the <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> implementor on which to operate.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the maximum allowed value for this object.</td>
</tr>
</tbody>
</table></div>
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<hr>
<div class="refsect2">
<a name="atspi-value-set-current-value"></a><h3>atspi_value_set_current_value ()</h3>
<pre class="programlisting"><span class="returnvalue">gboolean</span> atspi_value_set_current_value (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">gdouble</span> new_value</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);</pre>
<p>
Sets the current value of an <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a>.
</p>
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<col align="left" valign="top">
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<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a pointer to the <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> implementor on which to operate.</td>
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<td><p><span class="term"><em class="parameter"><code>new_value</code></em> :</span></p></td>
<td>a <span class="type">gdouble</span> value which is the desired new value of the object.</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<span class="type">TRUE</span> if the value could be assigned the specified value,
<span class="type">FALSE</span> otherwise.</td>
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<hr>
<div class="refsect2">
<a name="atspi-value-get-minimum-increment"></a><h3>atspi_value_get_minimum_increment ()</h3>
<pre class="programlisting"><span class="returnvalue">gdouble</span> atspi_value_get_minimum_increment (<em class="parameter"><code><a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> *obj</code></em>,
<em class="parameter"><code><span class="type">GError</span> **error</code></em>);</pre>
<p>
Gets the minimum increment by which an <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> can be adjusted.
</p>
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<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a pointer to the <a class="link" href="libatspi-atspi-value.html#AtspiValue"><span class="type">AtspiValue</span></a> implementor on which to operate.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the minimum increment by which the value may be changed, or
zero if the minimum increment cannot be determined.</td>
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</tbody>
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