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<a name="ccss-ccss-grammar-t"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="ccss-ccss-grammar-t.top_of_page"></a>ccss_grammar_t</span></h2>
<p>ccss_grammar_t</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="ccss-ccss-grammar-t.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-create-css" title="ccss_grammar_create_css ()">ccss_grammar_create_css</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-create-generic" title="ccss_grammar_create_generic ()">ccss_grammar_create_generic</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-destroy" title="ccss_grammar_destroy ()">ccss_grammar_destroy</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-reference" title="ccss_grammar_reference ()">ccss_grammar_reference</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">unsigned <span class="returnvalue">int</span>
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-get-reference-count" title="ccss_grammar_get_reference_count ()">ccss_grammar_get_reference_count</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-add-properties" title="ccss_grammar_add_properties ()">ccss_grammar_add_properties</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-property-t.html#ccss-property-class-t" title="ccss_property_class_t"><span class="returnvalue">ccss_property_class_t</span></a> const *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-lookup-property" title="ccss_grammar_lookup_property ()">ccss_grammar_lookup_property</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-add-functions" title="ccss_grammar_add_functions ()">ccss_grammar_add_functions</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-function-t.html#ccss-function-t" title="ccss_function_t"><span class="returnvalue">ccss_function_t</span></a> const *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-lookup-function" title="ccss_grammar_lookup_function ()">ccss_grammar_lookup_function</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-create-stylesheet" title="ccss_grammar_create_stylesheet ()">ccss_grammar_create_stylesheet</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-create-stylesheet-from-buffer" title="ccss_grammar_create_stylesheet_from_buffer ()">ccss_grammar_create_stylesheet_from_buffer</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-create-stylesheet-from-file" title="ccss_grammar_create_stylesheet_from_file ()">ccss_grammar_create_stylesheet_from_file</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-invoke-function" title="ccss_grammar_invoke_function ()">ccss_grammar_invoke_function</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="ccss-ccss-grammar-t.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t">ccss_grammar_t</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="ccss-ccss-grammar-t.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="ccss-ccss-grammar-t.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="ccss-grammar-create-css"></a><h3>ccss_grammar_create_css ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
ccss_grammar_create_css (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Create a new grammar instance that interprets suppported CSS rules.</p>
<p>Grammar objects provide a factory to create stylesheets of the same class.</p>
<div class="refsect3">
<a name="ccss-grammar-create-css.returns"></a><h4>Returns</h4>
<p> a new <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> instance.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-create-generic"></a><h3>ccss_grammar_create_generic ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
ccss_grammar_create_generic (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Create a new grammar instance.</p>
<p>Grammar objects provide a factory to create stylesheets of the same class.</p>
<div class="refsect3">
<a name="ccss-grammar-create-generic.returns"></a><h4>Returns</h4>
<p> a new <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> instance.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-destroy"></a><h3>ccss_grammar_destroy ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
ccss_grammar_destroy (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>);</pre>
<p>Decreases the reference count on <em class="parameter"><code>self</code></em>
by one. If the result is zero, then
<em class="parameter"><code>self</code></em>
and all associated resources are freed. See <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-reference" title="ccss_grammar_reference ()"><code class="function">ccss_grammar_reference()</code></a>.</p>
<div class="refsect3">
<a name="ccss-grammar-destroy.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-reference"></a><h3>ccss_grammar_reference ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="returnvalue">ccss_grammar_t</span></a> *
ccss_grammar_reference (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>);</pre>
<p>Increases the reference count on <em class="parameter"><code>self</code></em>
by one. This prevents <em class="parameter"><code>self</code></em>
from being
destroyed until a matching call to <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-destroy" title="ccss_grammar_destroy ()"><code class="function">ccss_grammar_destroy()</code></a> is made.</p>
<p>The number of references to a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> can be acquired using
<a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-get-reference-count" title="ccss_grammar_get_reference_count ()"><code class="function">ccss_grammar_get_reference_count()</code></a>.</p>
<div class="refsect3">
<a name="ccss-grammar-reference.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-reference.returns"></a><h4>Returns</h4>
<p> the referenced <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-get-reference-count"></a><h3>ccss_grammar_get_reference_count ()</h3>
<pre class="programlisting">unsigned <span class="returnvalue">int</span>
ccss_grammar_get_reference_count (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> const *self</code></em>);</pre>
<div class="refsect3">
<a name="ccss-grammar-get-reference-count.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-get-reference-count.returns"></a><h4>Returns</h4>
<p> the current reference count of <em class="parameter"><code>self</code></em>
.
If <em class="parameter"><code>self</code></em>
is a nil object, 0 will be returned.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-add-properties"></a><h3>ccss_grammar_add_properties ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
ccss_grammar_add_properties (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>,
<em class="parameter"><code><a class="link" href="ccss-ccss-property-t.html#ccss-property-class-t" title="ccss_property_class_t"><span class="type">ccss_property_class_t</span></a> const *properties</code></em>);</pre>
<p>Register a set of custom CSS properties with the grammar.</p>
<div class="refsect3">
<a name="ccss-grammar-add-properties.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>properties</p></td>
<td class="parameter_description"><p>Null-terminated array of <a class="link" href="ccss-ccss-property-t.html#ccss-property-class-t" title="ccss_property_class_t"><span class="type">ccss_property_class_t</span></a> to register.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-lookup-property"></a><h3>ccss_grammar_lookup_property ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-property-t.html#ccss-property-class-t" title="ccss_property_class_t"><span class="returnvalue">ccss_property_class_t</span></a> const *
ccss_grammar_lookup_property (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> const *self</code></em>,
<em class="parameter"><code><span class="type">char</span> const *name</code></em>);</pre>
<p>Look up a property handler by name.</p>
<div class="refsect3">
<a name="ccss-grammar-lookup-property.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>name</p></td>
<td class="parameter_description"><p>name of the property class to look up.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-lookup-property.returns"></a><h4>Returns</h4>
<p> the property handler or <code class="literal">NULL</code> if not found.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-add-functions"></a><h3>ccss_grammar_add_functions ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
ccss_grammar_add_functions (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>,
<em class="parameter"><code><a class="link" href="ccss-ccss-function-t.html#ccss-function-t" title="ccss_function_t"><span class="type">ccss_function_t</span></a> const *functions</code></em>);</pre>
<p>Register a set of custom css function handlers with the grammar.</p>
<div class="refsect3">
<a name="ccss-grammar-add-functions.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>functions</p></td>
<td class="parameter_description"><p>Null-terminated array of <a class="link" href="ccss-ccss-function-t.html#ccss-function-t" title="ccss_function_t"><span class="type">ccss_function_t</span></a> to register.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-lookup-function"></a><h3>ccss_grammar_lookup_function ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-function-t.html#ccss-function-t" title="ccss_function_t"><span class="returnvalue">ccss_function_t</span></a> const *
ccss_grammar_lookup_function (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> const *self</code></em>,
<em class="parameter"><code><span class="type">char</span> const *name</code></em>);</pre>
<p>Look up a function handler by name.</p>
<div class="refsect3">
<a name="ccss-grammar-lookup-function.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>name</p></td>
<td class="parameter_description"><p>name of the function handler to look up.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-lookup-function.returns"></a><h4>Returns</h4>
<p> the property handler or <code class="literal">NULL</code> if not found.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-create-stylesheet"></a><h3>ccss_grammar_create_stylesheet ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
ccss_grammar_create_stylesheet (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>);</pre>
<p>Create an empty stylesheet associated with grammar <em class="parameter"><code>self</code></em>
.</p>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet.returns"></a><h4>Returns</h4>
<p> an empty <a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="type">ccss_stylesheet_t</span></a>.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-create-stylesheet-from-buffer"></a><h3>ccss_grammar_create_stylesheet_from_buffer ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
ccss_grammar_create_stylesheet_from_buffer
(<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>,
<em class="parameter"><code><span class="type">char</span> const *buffer</code></em>,
<em class="parameter"><code><span class="type">size_t</span> size</code></em>,
<em class="parameter"><code><span class="type">void</span> *user_data</code></em>);</pre>
<p>Create a new stylesheet instance based on a CSS string.</p>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet-from-buffer.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>buffer to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>size of the buffer.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user-data passed to property- and function-handlers.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet-from-buffer.returns"></a><h4>Returns</h4>
<p> a <a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="type">ccss_stylesheet_t</span></a> representation of the CSS string.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-create-stylesheet-from-file"></a><h3>ccss_grammar_create_stylesheet_from_file ()</h3>
<pre class="programlisting"><a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="returnvalue">ccss_stylesheet_t</span></a> *
ccss_grammar_create_stylesheet_from_file
(<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> *self</code></em>,
<em class="parameter"><code><span class="type">char</span> const *css_file</code></em>,
<em class="parameter"><code><span class="type">void</span> *user_data</code></em>);</pre>
<p>Create a new stylesheet instance based on a CSS file.</p>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet-from-file.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>css_file</p></td>
<td class="parameter_description"><p>file to parse.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user-data passed to property- and function-handlers.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-create-stylesheet-from-file.returns"></a><h4>Returns</h4>
<p> a <a class="link" href="ccss-ccss-stylesheet-t.html#ccss-stylesheet-t" title="ccss_stylesheet_t"><span class="type">ccss_stylesheet_t</span></a> representation of the CSS file.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="ccss-grammar-invoke-function"></a><h3>ccss_grammar_invoke_function ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *
ccss_grammar_invoke_function (<em class="parameter"><code><a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a> const *self</code></em>,
<em class="parameter"><code><span class="type">char</span> const *function_name</code></em>,
<em class="parameter"><code><a href="../libcroco/libcroco-cr-term.html#CRTerm"><span class="type">CRTerm</span></a> const *values</code></em>,
<em class="parameter"><code><span class="type">void</span> *user_data</code></em>);</pre>
<p>Invoke a registerd function handler. This API is meant to be used by property
implementations, like when parsing properties like `background-image: url(foo.png)'.</p>
<div class="refsect3">
<a name="ccss-grammar-invoke-function.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a <a class="link" href="ccss-ccss-grammar-t.html#ccss-grammar-t" title="ccss_grammar_t"><span class="type">ccss_grammar_t</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>function_name</p></td>
<td class="parameter_description"><p>name of the function to invoke, e.g. <code class="literal">url</code>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>values</p></td>
<td class="parameter_description"><p>arguments passed to the function handler.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user-data passed to the function handler.
Overrides the user-data assigned in the function handler's definition.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="ccss-grammar-invoke-function.returns"></a><h4>Returns</h4>
<p> string value passed back by the ccss API consumer.</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="ccss-ccss-grammar-t.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="ccss-grammar-t"></a><h3>ccss_grammar_t</h3>
<pre class="programlisting">typedef struct ccss_grammar_ ccss_grammar_t;
</pre>
<p>Represents a context for the creation of stylesheets of similar kind.</p>
</div>
</div>
</div>
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