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<div class="refentry">
<a name="InfTextGtkHueChooser"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="InfTextGtkHueChooser.top_of_page"></a>InfTextGtkHueChooser</span></h2>
<p>InfTextGtkHueChooser — A GTK+ widget for selecting a hue value</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.stability-level"></a><h2>Stability Level</h2>
<a href="http://foldoc.org/Unstable"><span class="acronym">Unstable</span></a>, unless otherwise indicated
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.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">
<span class="returnvalue">GtkWidget</span> *
</td>
<td class="function_name">
<a class="link" href="InfTextGtkHueChooser.html#inf-text-gtk-hue-chooser-new" title="inf_text_gtk_hue_chooser_new ()">inf_text_gtk_hue_chooser_new</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">GtkWidget</span> *
</td>
<td class="function_name">
<a class="link" href="InfTextGtkHueChooser.html#inf-text-gtk-hue-chooser-new-with-hue" title="inf_text_gtk_hue_chooser_new_with_hue ()">inf_text_gtk_hue_chooser_new_with_hue</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="InfTextGtkHueChooser.html#inf-text-gtk-hue-chooser-set-hue" title="inf_text_gtk_hue_chooser_set_hue ()">inf_text_gtk_hue_chooser_set_hue</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gdouble</span>
</td>
<td class="function_name">
<a class="link" href="InfTextGtkHueChooser.html#inf-text-gtk-hue-chooser-get-hue" title="inf_text_gtk_hue_chooser_get_hue ()">inf_text_gtk_hue_chooser_get_hue</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody><tr>
<td class="property_type"><span class="type">gdouble</span></td>
<td class="property_name"><a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser--hue" title="The “hue” property">hue</a></td>
<td class="property_flags">Read / Write / Construct</td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser-hue-change" title="The “hue-change” signal">hue-change</a></td>
<td class="signal_flags">Run Last</td>
</tr>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser-move" title="The “move” signal">move</a></td>
<td class="signal_flags">Action</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.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="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser-struct" title="struct InfTextGtkHueChooser">InfTextGtkHueChooser</a></td>
</tr>
<tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooserClass" title="struct InfTextGtkHueChooserClass">InfTextGtkHueChooserClass</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> GObject
<span class="lineart">╰──</span> GInitiallyUnowned
<span class="lineart">╰──</span> GtkWidget
<span class="lineart">╰──</span> InfTextGtkHueChooser
</pre>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
InfTextGtkHueChooser implements
AtkImplementorIface and GtkBuildable.</p>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include <libinftextgtk/inf-text-gtk-hue-chooser.h>
</pre>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.description"></a><h2>Description</h2>
<p><a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> is a widget which allows the user to select a hue
value without selecting also saturation and lightness at the same time. It
only presents the hue circle without the inner triangle.</p>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="inf-text-gtk-hue-chooser-new"></a><h3>inf_text_gtk_hue_chooser_new ()</h3>
<pre class="programlisting"><span class="returnvalue">GtkWidget</span> *
inf_text_gtk_hue_chooser_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Creates a new <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> widget with the initial hue set to 0.0
(red).</p>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-new.returns"></a><h4>Returns</h4>
<p> A newly created <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a>.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="inf-text-gtk-hue-chooser-new-with-hue"></a><h3>inf_text_gtk_hue_chooser_new_with_hue ()</h3>
<pre class="programlisting"><span class="returnvalue">GtkWidget</span> *
inf_text_gtk_hue_chooser_new_with_hue (<em class="parameter"><code><span class="type">gdouble</span> hue</code></em>);</pre>
<p>Creates a new <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> widget with the given hue as initial
value. <em class="parameter"><code>hue</code></em>
must be between 0.0 and 1.0.</p>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-new-with-hue.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>hue</p></td>
<td class="parameter_description"><p>Initial hue value</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-new-with-hue.returns"></a><h4>Returns</h4>
<p> A newly created <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a>.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="inf-text-gtk-hue-chooser-set-hue"></a><h3>inf_text_gtk_hue_chooser_set_hue ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
inf_text_gtk_hue_chooser_set_hue (<em class="parameter"><code><a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> *chooser</code></em>,
<em class="parameter"><code><span class="type">gdouble</span> hue</code></em>);</pre>
<p>Sets the current hue value of <em class="parameter"><code>chooser</code></em>
to <em class="parameter"><code>hue</code></em>
. <em class="parameter"><code>hue</code></em>
must be between 0.0
and 1.0.</p>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-set-hue.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>chooser</p></td>
<td class="parameter_description"><p>A <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>hue</p></td>
<td class="parameter_description"><p>New hue value.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="inf-text-gtk-hue-chooser-get-hue"></a><h3>inf_text_gtk_hue_chooser_get_hue ()</h3>
<pre class="programlisting"><span class="returnvalue">gdouble</span>
inf_text_gtk_hue_chooser_get_hue (<em class="parameter"><code><a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> *chooser</code></em>);</pre>
<p>Returns the currently selected hue value of <em class="parameter"><code>chooser</code></em>
.</p>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-get-hue.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>chooser</p></td>
<td class="parameter_description"><p>A <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a>.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="inf-text-gtk-hue-chooser-get-hue.returns"></a><h4>Returns</h4>
<p> The current hue value, a number between 0.0 and 1.0.</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="InfTextGtkHueChooser-struct"></a><h3>struct InfTextGtkHueChooser</h3>
<pre class="programlisting">struct InfTextGtkHueChooser;</pre>
<p><a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> is an opaque data type. You should only access it
via the public API functions.</p>
</div>
<hr>
<div class="refsect2">
<a name="InfTextGtkHueChooserClass"></a><h3>struct InfTextGtkHueChooserClass</h3>
<pre class="programlisting">struct InfTextGtkHueChooserClass {
void(*hue_change)(InfTextGtkHueChooser* chooser,
gdouble hue);
void(*move)(InfTextGtkHueChooser* chooser,
GtkDirectionType direction);
};
</pre>
<p>This structure contains default signal handlers of the
<a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> class.</p>
<div class="refsect3">
<a name="InfTextGtkHueChooserClass.members"></a><h4>Members</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="struct_member_name"><p><em class="structfield"><code><a name="InfTextGtkHueChooserClass.hue-change"></a>hue_change</code></em> ()</p></td>
<td class="struct_member_description"><p>Default signal handler for the
<a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser-hue-change" title="The “hue-change” signal"><span class="type">“hue-change”</span></a> signal.</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><em class="structfield"><code><a name="InfTextGtkHueChooserClass.move"></a>move</code></em> ()</p></td>
<td class="struct_member_description"><p>Default signal handler for the <a class="link" href="InfTextGtkHueChooser.html#InfTextGtkHueChooser-move" title="The “move” signal"><span class="type">“move”</span></a> signal.</p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="InfTextGtkHueChooser--hue"></a><h3>The <code class="literal">“hue”</code> property</h3>
<pre class="programlisting"> “hue” <span class="type">gdouble</span></pre>
<p>The current hue value.</p>
<p>Flags: Read / Write / Construct</p>
<p>Allowed values: [0,1]</p>
<p>Default value: 0</p>
</div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="InfTextGtkHueChooser-hue-change"></a><h3>The <code class="literal">“hue-change”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> *chooser,
<span class="type">gdouble</span> hue,
<span class="type">gpointer</span> user_data)</pre>
<p>This signal is emitted whenever the hue value is changed.</p>
<div class="refsect3">
<a name="InfTextGtkHueChooser-hue-change.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>chooser</p></td>
<td class="parameter_description"><p>The <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> emitting the signal.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>hue</p></td>
<td class="parameter_description"><p>The new hue value.</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 set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: Run Last</p>
</div>
<hr>
<div class="refsect2">
<a name="InfTextGtkHueChooser-move"></a><h3>The <code class="literal">“move”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> *chooser,
<span class="type">GtkDirectionType</span> direction,
<span class="type">gpointer</span> user_data)</pre>
<p>This is an action signal emitted when the selection is moved by the user.</p>
<div class="refsect3">
<a name="InfTextGtkHueChooser-move.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>chooser</p></td>
<td class="parameter_description"><p>The <a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a> emitting the signal.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>direction</p></td>
<td class="parameter_description"><p>The direction in which the move was mode.</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 set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: Action</p>
</div>
</div>
<div class="refsect1">
<a name="InfTextGtkHueChooser.see-also"></a><h2>See Also</h2>
<p><a class="link" href="InfTextGtkHueChooser.html" title="InfTextGtkHueChooser"><span class="type">InfTextGtkHueChooser</span></a></p>
</div>
</div>
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