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<title>GcrColumn: Gcr Library Reference Manual</title>
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<a name="gcr-GcrColumn"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gcr-GcrColumn.top_of_page"></a>GcrColumn</span></h2>
<p>GcrColumn — Column information for selector or model.</p>
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<div class="refsect1">
<a name="gcr-GcrColumn.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"> </td>
<td class="function_name"><a class="link" href="gcr-GcrColumn.html#GcrColumn" title="GcrColumn">GcrColumn</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="gcr-GcrColumn.html#GcrColumnFlags" title="enum GcrColumnFlags">GcrColumnFlags</a></td>
</tr>
</tbody>
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<div class="refsect1">
<a name="gcr-GcrColumn.description"></a><h2>Description</h2>
<p>A <a class="link" href="gcr-GcrColumn.html#GcrColumn" title="GcrColumn"><span class="type">GcrColumn</span></a> is used with <a class="link" href="GcrTreeSelector.html" title="GcrTreeSelector"><span class="type">GcrTreeSelector</span></a> or <a class="link" href="GcrCollectionModel.html" title="GcrCollectionModel"><span class="type">GcrCollectionModel</span></a> to define
the columns to display.</p>
</div>
<div class="refsect1">
<a name="gcr-GcrColumn.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gcr-GcrColumn.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GcrColumn"></a><h3>GcrColumn</h3>
<pre class="programlisting">typedef struct {
const gchar *property_name; /* The property to retrieve */
GType property_type; /* The property type */
GType column_type; /* The resulting property type for this column */
const gchar *label; /* The label for this column, or NULL */
GcrColumnFlags flags; /* Column flags */
GValueTransform transformer; /* The way to transform to this type or NULL */
gpointer user_data;
} GcrColumn;
</pre>
<p>Represents a column to display in a <a class="link" href="GcrCollectionModel.html" title="GcrCollectionModel"><span class="type">GcrCollectionModel</span></a> or <a class="link" href="GcrTreeSelector.html" title="GcrTreeSelector"><span class="type">GcrTreeSelector</span></a>.</p>
<p>The label should be set as a translatable string with a context of</p>
<code class="code">"column"</code>. This should be done with with this macro:
<div class="informalexample"><pre class="programlisting">
NC_("column", "My Column Name")
</pre></div>
<div class="refsect3">
<a name="id-1.4.4.6.2.8"></a><h4>Members</h4>
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<col width="300px" class="struct_members_name">
<col class="struct_members_description">
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<td class="struct_member_name"><p>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *<em class="structfield"><code><a name="GcrColumn.property-name"></a>property_name</code></em>;</p></td>
<td class="struct_member_description"><p>The name of the property this column will display</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gobject/gobject-Type-Information.html#GType"><span class="type">GType</span></a> <em class="structfield"><code><a name="GcrColumn.property-type"></a>property_type</code></em>;</p></td>
<td class="struct_member_description"><p>The type of the property</p></td>
<td class="struct_member_annotations"> </td>
</tr>
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<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gobject/gobject-Type-Information.html#GType"><span class="type">GType</span></a> <em class="structfield"><code><a name="GcrColumn.column-type"></a>column_type</code></em>;</p></td>
<td class="struct_member_description"><p>The eventual type of the column</p></td>
<td class="struct_member_annotations"> </td>
</tr>
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<td class="struct_member_name"><p>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *<em class="structfield"><code><a name="GcrColumn.label"></a>label</code></em>;</p></td>
<td class="struct_member_description"><p>The display label for the column</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a class="link" href="gcr-GcrColumn.html#GcrColumnFlags" title="enum GcrColumnFlags"><span class="type">GcrColumnFlags</span></a> <em class="structfield"><code><a name="GcrColumn.flags"></a>flags</code></em>;</p></td>
<td class="struct_member_description"><p>Flags from <a class="link" href="gcr-GcrColumn.html#GcrColumnFlags" title="enum GcrColumnFlags"><span class="type">GcrColumnFlags</span></a></p></td>
<td class="struct_member_annotations"> </td>
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<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gobject/gobject-Generic-values.html#GValueTransform"><span class="type">GValueTransform</span></a> <em class="structfield"><code><a name="GcrColumn.transformer"></a>transformer</code></em>;</p></td>
<td class="struct_member_description"><p>A transformer function used to convert the value from
the property type to the column type. Can be <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the types
are the same.</p></td>
<td class="struct_member_annotations"> </td>
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<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> <em class="structfield"><code><a name="GcrColumn.user-data"></a>user_data</code></em>;</p></td>
<td class="struct_member_description"><p>User data associated with the column</p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GcrColumnFlags"></a><h3>enum GcrColumnFlags</h3>
<p>Flags to be used with <a class="link" href="gcr-GcrColumn.html#GcrColumn" title="GcrColumn"><span class="type">GcrColumn</span></a></p>
<div class="refsect3">
<a name="id-1.4.4.6.3.4"></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="GCR-COLUMN-NONE:CAPS"></a>GCR_COLUMN_NONE</p></td>
<td class="enum_member_description">
<p>No column flags</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GCR-COLUMN-HIDDEN:CAPS"></a>GCR_COLUMN_HIDDEN</p></td>
<td class="enum_member_description">
<p>Don't display this column.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GCR-COLUMN-SORTABLE:CAPS"></a>GCR_COLUMN_SORTABLE</p></td>
<td class="enum_member_description">
<p>This column is sortable.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
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