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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>GAIL Reference Manual: GailTextUtil</title>
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<a name="gail-libgail-util-GailTextUtil"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gail-libgail-util-GailTextUtil.top_of_page"></a>GailTextUtil</span></h2>
<p>GailTextUtil — GailTextUtil is a utility class which can be used to
  implement some of the <span class="type">AtkText</span> functions for accessible objects
  which implement <span class="type">AtkText</span>.</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gail-libgail-util-GailTextUtil.functions"></a><h2>Functions</h2>
<div class="informaltable"><table 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="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="returnvalue">GailTextUtil</span></a> *
</td>
<td class="function_name">
<a class="link" href="gail-libgail-util-GailTextUtil.html#gail-text-util-new" title="gail_text_util_new ()">gail_text_util_new</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="gail-libgail-util-GailTextUtil.html#gail-text-util-text-setup" title="gail_text_util_text_setup ()">gail_text_util_text_setup</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="gail-libgail-util-GailTextUtil.html#gail-text-util-buffer-setup" title="gail_text_util_buffer_setup ()">gail_text_util_buffer_setup</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
</td>
<td class="function_name">
<a class="link" href="gail-libgail-util-GailTextUtil.html#gail-text-util-get-text" title="gail_text_util_get_text ()">gail_text_util_get_text</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
</td>
<td class="function_name">
<a class="link" href="gail-libgail-util-GailTextUtil.html#gail-text-util-get-substring" title="gail_text_util_get_substring ()">gail_text_util_get_substring</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gail-libgail-util-GailTextUtil.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil">GailTextUtil</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="gail-libgail-util-GailTextUtil.html#GailOffsetType" title="enum GailOffsetType">GailOffsetType</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gail-libgail-util-GailTextUtil.description"></a><h2>Description</h2>
<p>GailTextUtil is a utility class which can be used to implement the
<span class="type">AtkText</span> functions which get text for accessible objects which implement
<span class="type">AtkText</span>.</p>
<p>In GAIL it is used by the accsesible objects for <span class="type">GnomeCanvasText</span>, <a href="http://developer.gnome.org/gtk2/GtkEntry.html"><span class="type">GtkEntry</span></a>,
<a href="http://developer.gnome.org/gtk2/GtkLabel.html"><span class="type">GtkLabel</span></a>, <a href="http://developer.gnome.org/gtk2/GtkCellRendererText.html"><span class="type">GtkCellRendererText</span></a> and <a href="http://developer.gnome.org/gtk2/GtkTextView.html"><span class="type">GtkTextView</span></a>.</p>
</div>
<div class="refsect1">
<a name="gail-libgail-util-GailTextUtil.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gail-text-util-new"></a><h3>gail_text_util_new ()</h3>
<pre class="programlisting"><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="returnvalue">GailTextUtil</span></a> *
gail_text_util_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>This function creates a new GailTextUtil object.</p>
<div class="refsect3">
<a name="id-1.2.2.6.2.5"></a><h4>Returns</h4>
<p> the GailTextUtil object</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gail-text-util-text-setup"></a><h3>gail_text_util_text_setup ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gail_text_util_text_setup (<em class="parameter"><code><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> *textutil</code></em>,
                           <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *text</code></em>);</pre>
<p>This function initializes the GailTextUtil with the specified character string,</p>
<div class="refsect3">
<a name="id-1.2.2.6.3.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>textutil</p></td>
<td class="parameter_description"><p>The <a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> to be initialized.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>text</p></td>
<td class="parameter_description"><p>A gchar* which points to the text to be stored in the GailTextUtil</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gail-text-util-buffer-setup"></a><h3>gail_text_util_buffer_setup ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gail_text_util_buffer_setup (<em class="parameter"><code><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> *textutil</code></em>,
                             <em class="parameter"><code><a href="http://developer.gnome.org/gtk2/GtkTextBuffer.html"><span class="type">GtkTextBuffer</span></a> *buffer</code></em>);</pre>
<p>This function initializes the GailTextUtil with the specified GtkTextBuffer</p>
<div class="refsect3">
<a name="id-1.2.2.6.4.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>textutil</p></td>
<td class="parameter_description"><p>A <a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> to be initialized</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>The <a href="http://developer.gnome.org/gtk2/GtkTextBuffer.html"><span class="type">GtkTextBuffer</span></a> which identifies the text to be stored in the GailUtil.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gail-text-util-get-text"></a><h3>gail_text_util_get_text ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
gail_text_util_get_text (<em class="parameter"><code><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> *textutil</code></em>,
                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> layout</code></em>,
                         <em class="parameter"><code><a class="link" href="gail-libgail-util-GailTextUtil.html#GailOffsetType" title="enum GailOffsetType"><span class="type">GailOffsetType</span></a> function</code></em>,
                         <em class="parameter"><code><span class="type">AtkTextBoundary</span> boundary_type</code></em>,
                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> offset</code></em>,
                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *start_offset</code></em>,
                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *end_offset</code></em>);</pre>
<p>This function gets the requested substring from the text in the GtkTextUtil.
The layout is used only for getting the text on a line. The value is NULL 
for a GtkTextView which is not wrapped, is a GtkTextView for a GtkTextView 
which is wrapped and is a PangoLayout otherwise.</p>
<div class="refsect3">
<a name="id-1.2.2.6.5.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>textutil</p></td>
<td class="parameter_description"><p>A <a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>layout</p></td>
<td class="parameter_description"><p>A gpointer which is a PangoLayout, a GtkTreeView of NULL</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>function</p></td>
<td class="parameter_description"><p>An enumeration specifying whether to return the text before, at, or
after the offset.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>boundary_type</p></td>
<td class="parameter_description"><p>The boundary type.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>offset</p></td>
<td class="parameter_description"><p>The offset of the text in the GailTextUtil </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>start_offset</p></td>
<td class="parameter_description"><p>Address of location in which the start offset is returned</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>end_offset</p></td>
<td class="parameter_description"><p>Address of location in which the end offset is returned</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.2.6.5.6"></a><h4>Returns</h4>
<p> the substring requested</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gail-text-util-get-substring"></a><h3>gail_text_util_get_substring ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
gail_text_util_get_substring (<em class="parameter"><code><a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a> *textutil</code></em>,
                              <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> start_pos</code></em>,
                              <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> end_pos</code></em>);</pre>
<p>Gets the substring indicated by <em class="parameter"><code>start_pos</code></em>
 and <em class="parameter"><code>end_pos</code></em>
</p>
<div class="refsect3">
<a name="id-1.2.2.6.6.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>textutil</p></td>
<td class="parameter_description"><p>A <a class="link" href="gail-libgail-util-GailTextUtil.html#GailTextUtil" title="struct GailTextUtil"><span class="type">GailTextUtil</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>start_pos</p></td>
<td class="parameter_description"><p>The start position of the substring</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>end_pos</p></td>
<td class="parameter_description"><p>The end position of the substring.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.2.6.6.6"></a><h4>Returns</h4>
<p> the substring indicated by <em class="parameter"><code>start_pos</code></em>
and <em class="parameter"><code>end_pos</code></em>
</p>
<p></p>
</div>
</div>
</div>
<div class="refsect1">
<a name="gail-libgail-util-GailTextUtil.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GailTextUtil"></a><h3>struct GailTextUtil</h3>
<pre class="programlisting">struct GailTextUtil {
  GObject parent;

  GtkTextBuffer *buffer;
};
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GailOffsetType"></a><h3>enum GailOffsetType</h3>
<p>Specifies which of the functions <code class="function">atk_text_get_text_before_offset()</code>,
<code class="function">atk_text_get_text_at_offset()</code>, <code class="function">atk_text_get_text_after_offset()</code> the
function <a class="link" href="gail-libgail-util-GailTextUtil.html#gail-text-util-get-text" title="gail_text_util_get_text ()"><code class="function">gail_text_util_get_text()</code></a> is being called for.</p>
<div class="refsect3">
<a name="id-1.2.2.7.3.4"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="GAIL-BEFORE-OFFSET:CAPS"></a>GAIL_BEFORE_OFFSET</p></td>
<td class="enum_member_description">
<p>Text before offset is required.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GAIL-AT-OFFSET:CAPS"></a>GAIL_AT_OFFSET</p></td>
<td class="enum_member_description">
<p>Text at offset is required,</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GAIL-AFTER-OFFSET:CAPS"></a>GAIL_AFTER_OFFSET</p></td>
<td class="enum_member_description">
<p>Text after offset is required.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
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