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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
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<tr><td colspan="5" class="shortcuts">
<a href="#GdauiDataProxy.synopsis" class="shortcut">Top</a>
                   | 
                  <a href="#GdauiDataProxy.description" class="shortcut">Description</a>
                   | 
                  <a href="#GdauiDataProxy.object-hierarchy" class="shortcut">Object Hierarchy</a>
                   | 
                  <a href="#GdauiDataProxy.prerequisites" class="shortcut">Prerequisites</a>
                   | 
                  <a href="#GdauiDataProxy.implementations" class="shortcut">Known Implementations</a>
                   | 
                  <a href="#GdauiDataProxy.signals" class="shortcut">Signals</a>
</td></tr>
</table>
<div class="refentry">
<a name="GdauiDataProxy"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GdauiDataProxy.top_of_page"></a>GdauiDataProxy</span></h2>
<p>GdauiDataProxy — Modifying data in a <a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="type">GdaDataModel</span></a></p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<a name="GdauiDataProxy.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">                    <a class="link" href="GdauiDataProxy.html#GdauiDataProxy-struct" title="GdauiDataProxy">GdauiDataProxy</a>;
                    <a class="link" href="GdauiDataProxy.html#GdauiDataProxyIface" title="GdauiDataProxyIface">GdauiDataProxyIface</a>;
<a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="returnvalue">GdaDataProxy</span></a> *      <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-get-proxy" title="gdaui_data_proxy_get_proxy ()">gdaui_data_proxy_get_proxy</a>          (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);
<a href="http://library.gnome.org/devel/gtk3/GtkActionGroup.html"><span class="returnvalue">GtkActionGroup</span></a> *    <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-get-actions-group" title="gdaui_data_proxy_get_actions_group ()">gdaui_data_proxy_get_actions_group</a>  (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);
enum                <a class="link" href="GdauiDataProxy.html#GdauiAction" title="enum GdauiAction">GdauiAction</a>;
<span class="returnvalue">void</span>                <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-perform-action" title="gdaui_data_proxy_perform_action ()">gdaui_data_proxy_perform_action</a>     (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GdauiDataProxy.html#GdauiAction" title="enum GdauiAction"><span class="type">GdauiAction</span></a> action</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-column-set-editable" title="gdaui_data_proxy_column_set_editable ()">gdaui_data_proxy_column_set_editable</a>
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</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> column</code></em>,
                                                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> editable</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-column-show-actions" title="gdaui_data_proxy_column_show_actions ()">gdaui_data_proxy_column_show_actions</a>
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</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> column</code></em>,
                                                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> show_actions</code></em>);
enum                <a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode">GdauiDataProxyWriteMode</a>;
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-set-write-mode" title="gdaui_data_proxy_set_write_mode ()">gdaui_data_proxy_set_write_mode</a>     (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode"><span class="type">GdauiDataProxyWriteMode</span></a> mode</code></em>);
<a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode"><span class="returnvalue">GdauiDataProxyWriteMode</span></a>  <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-get-write-mode" title="gdaui_data_proxy_get_write_mode ()">gdaui_data_proxy_get_write_mode</a>
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
  GInterface
   +----GdauiDataProxy
</pre>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.prerequisites"></a><h2>Prerequisites</h2>
<p>
GdauiDataProxy requires
 <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>.</p>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.implementations"></a><h2>Known Implementations</h2>
<p>
GdauiDataProxy is implemented by
 <a class="link" href="GdauiForm.html" title="GdauiForm">GdauiForm</a>,  <a class="link" href="GdauiGrid.html" title="GdauiGrid">GdauiGrid</a>,  <a class="link" href="GdauiRawForm.html" title="GdauiRawForm">GdauiRawForm</a> and  <a class="link" href="GdauiRawGrid.html" title="GdauiRawGrid">GdauiRawGrid</a>.</p>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.signals"></a><h2>Signals</h2>
<pre class="synopsis">
  "<a class="link" href="GdauiDataProxy.html#GdauiDataProxy-proxy-changed" title='The "proxy-changed" signal'>proxy-changed</a>"                                  : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-FIRST:CAPS"><code class="literal">Run First</code></a>
</pre>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.description"></a><h2>Description</h2>
<p>
  The <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface is implemented by widgets which allow modifications
  to a <a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="type">GdaDataModel</span></a> (through a <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a> to actually proxy the changes before they
  are written to the data model).
</p>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GdauiDataProxy-struct"></a><h3>GdauiDataProxy</h3>
<pre class="programlisting">typedef struct _GdauiDataProxy GdauiDataProxy;</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GdauiDataProxyIface"></a><h3>GdauiDataProxyIface</h3>
<pre class="programlisting">typedef struct {
	GTypeInterface           g_iface;

	/* virtual table */
	GdaDataProxy        *(* get_proxy)           (GdauiDataProxy *iface);
	void                 (* set_column_editable) (GdauiDataProxy *iface, gint column, gboolean editable);
	void                 (* show_column_actions) (GdauiDataProxy *iface, gint column, gboolean show_actions);
	GtkActionGroup      *(* get_actions_group)   (GdauiDataProxy *iface);
	gboolean             (* set_write_mode)      (GdauiDataProxy *iface, GdauiDataProxyWriteMode mode);
	GdauiDataProxyWriteMode (* get_write_mode)(GdauiDataProxy *iface);

	/* signals */
	void                 (* proxy_changed)       (GdauiDataProxy *iface, GdaDataProxy *proxy);
} GdauiDataProxyIface;
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-get-proxy"></a><h3>gdaui_data_proxy_get_proxy ()</h3>
<pre class="programlisting"><a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="returnvalue">GdaDataProxy</span></a> *      gdaui_data_proxy_get_proxy          (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);</pre>
<p>
Get a pointer to the <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a> being used by <em class="parameter"><code>iface</code></em>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a> pointer. <span class="annotation">[<a href="http://foldoc.org/transfer%20none"><span class="acronym">transfer none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-get-actions-group"></a><h3>gdaui_data_proxy_get_actions_group ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/gtk3/GtkActionGroup.html"><span class="returnvalue">GtkActionGroup</span></a> *    gdaui_data_proxy_get_actions_group  (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);</pre>
<p>
Each widget imlplementing the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface provides actions. Actions can be triggered
using the <a class="link" href="GdauiDataProxy.html#gdaui-data-proxy-perform-action" title="gdaui_data_proxy_perform_action ()"><code class="function">gdaui_data_proxy_perform_action()</code></a> method, but using this method allows for the creation of
toolbars, menus, etc calling these actions.
</p>
<p>
The actions are among: 
</p>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem"><p>Data edition actions: "ActionNew", "ActionCommit", 
   "ActionDelete, "ActionUndelete, "ActionReset", </p></li>
<li class="listitem"><p>Record by record moving: "ActionFirstRecord", "ActionPrevRecord", 
   "ActionNextRecord", "ActionLastRecord",</p></li>
<li class="listitem"><p>Chuncks of records moving: "ActionFirstChunck", "ActionPrevChunck", 
    "ActionNextChunck", "ActionLastChunck".</p></li>
<li class="listitem"><p>Filtering: "ActionFilter"</p></li>
</ul></div>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the <a href="http://library.gnome.org/devel/gtk3/GtkActionGroup.html"><span class="type">GtkActionGroup</span></a> with all the possible actions on the widget. <span class="annotation">[<a href="http://foldoc.org/transfer%20none"><span class="acronym">transfer none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="GdauiAction"></a><h3>enum GdauiAction</h3>
<pre class="programlisting">typedef enum {
	/* actions in GdauiDataWidget widgets */
	GDAUI_ACTION_NEW_DATA,
	GDAUI_ACTION_WRITE_MODIFIED_DATA,
	GDAUI_ACTION_DELETE_SELECTED_DATA,
	GDAUI_ACTION_UNDELETE_SELECTED_DATA,
	GDAUI_ACTION_RESET_DATA,
	GDAUI_ACTION_MOVE_FIRST_RECORD,
	GDAUI_ACTION_MOVE_PREV_RECORD,
	GDAUI_ACTION_MOVE_NEXT_RECORD,
	GDAUI_ACTION_MOVE_LAST_RECORD,
	GDAUI_ACTION_MOVE_FIRST_CHUNCK,
        GDAUI_ACTION_MOVE_PREV_CHUNCK,
        GDAUI_ACTION_MOVE_NEXT_CHUNCK,
        GDAUI_ACTION_MOVE_LAST_CHUNCK
} GdauiAction;
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-perform-action"></a><h3>gdaui_data_proxy_perform_action ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                gdaui_data_proxy_perform_action     (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GdauiDataProxy.html#GdauiAction" title="enum GdauiAction"><span class="type">GdauiAction</span></a> action</code></em>);</pre>
<p>
Forces the widget to perform the selected <em class="parameter"><code>action</code></em>, as if the user
had pressed on the corresponding action button in the <em class="parameter"><code>iface</code></em> widget,
if the corresponding action is possible and if the <em class="parameter"><code>iface</code></em> widget
supports the action.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>action</code></em> :</span></p></td>
<td>a <a class="link" href="GdauiDataProxy.html#GdauiAction" title="enum GdauiAction"><span class="type">GdauiAction</span></a> action</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-column-set-editable"></a><h3>gdaui_data_proxy_column_set_editable ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                gdaui_data_proxy_column_set_editable
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</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> column</code></em>,
                                                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> editable</code></em>);</pre>
<p>
Sets if the data entry in the <em class="parameter"><code>iface</code></em> widget at <em class="parameter"><code>column</code></em> (in the data model <em class="parameter"><code>iface</code></em> operates on)
can be edited or not.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>column</code></em> :</span></p></td>
<td>column number of the data</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>editable</code></em> :</span></p></td>
<td>set to <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> to make the column editable</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-column-show-actions"></a><h3>gdaui_data_proxy_column_show_actions ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                gdaui_data_proxy_column_show_actions
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</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> column</code></em>,
                                                         <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> show_actions</code></em>);</pre>
<p>
Sets if the data entry in the <em class="parameter"><code>iface</code></em> widget at <em class="parameter"><code>column</code></em> (in the data model <em class="parameter"><code>iface</code></em> operates on) must show its
actions menu or not.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>column</code></em> :</span></p></td>
<td>column number of the data, or -1 to apply the setting to all the columns</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>show_actions</code></em> :</span></p></td>
<td>set to <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the actions menu must be shown</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="GdauiDataProxyWriteMode"></a><h3>enum GdauiDataProxyWriteMode</h3>
<pre class="programlisting">typedef enum {
	GDAUI_DATA_PROXY_WRITE_ON_DEMAND           = 0, /* write only when explicitly requested */
	GDAUI_DATA_PROXY_WRITE_ON_ROW_CHANGE       = 1, /* write when the current selected row changes */
	GDAUI_DATA_PROXY_WRITE_ON_VALUE_ACTIVATED  = 2, /* write when user activates a value change */
	GDAUI_DATA_PROXY_WRITE_ON_VALUE_CHANGE     = 3  /* write when a parameters's value changes */
} GdauiDataProxyWriteMode;
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-set-write-mode"></a><h3>gdaui_data_proxy_set_write_mode ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            gdaui_data_proxy_set_write_mode     (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode"><span class="type">GdauiDataProxyWriteMode</span></a> mode</code></em>);</pre>
<p>
Specifies the way the modifications stored in the <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a> used internally by <em class="parameter"><code>iface</code></em> are written back to
the <a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="type">GdaDataModel</span></a> which holds the data displayed in <em class="parameter"><code>iface</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mode</code></em> :</span></p></td>
<td>the requested <a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode"><span class="type">GdauiDataProxyWriteMode</span></a> mode</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the proposed mode has been taken into account</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gdaui-data-proxy-get-write-mode"></a><h3>gdaui_data_proxy_get_write_mode ()</h3>
<pre class="programlisting"><a class="link" href="GdauiDataProxy.html#GdauiDataProxyWriteMode" title="enum GdauiDataProxyWriteMode"><span class="returnvalue">GdauiDataProxyWriteMode</span></a>  gdaui_data_proxy_get_write_mode
                                                        (<em class="parameter"><code><a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *iface</code></em>);</pre>
<p>
Get the way the modifications stored in the <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a> used internally by <em class="parameter"><code>iface</code></em> are written back to
the <a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="type">GdaDataModel</span></a> which holds the data displayed in <em class="parameter"><code>iface</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>iface</code></em> :</span></p></td>
<td>an object which implements the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the write mode used by <em class="parameter"><code>iface</code></em>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GdauiDataProxy-proxy-changed"></a><h3>The <code class="literal">"proxy-changed"</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                user_function                      (<a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> *gdauidataproxy,
                                                        <a class="link" href="GdaDataProxy.html" title="GdaDataProxy"><span class="type">GdaDataProxy</span></a>   *arg1,
                                                        <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>        user_data)           : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-FIRST:CAPS"><code class="literal">Run First</code></a></pre>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>gdauidataproxy</code></em> :</span></p></td>
<td>the object which received the signal.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
<td>user data set when the signal handler was connected.</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1">
<a name="GdauiDataProxy.see-also"></a><h2>See Also</h2>
<p>
  The <a class="link" href="GdauiDataSelector.html" title="GdauiDataSelector"><span class="type">GdauiDataSelector</span></a> interface which is usually also implemented by the widgets
  which implement the <a class="link" href="GdauiDataProxy.html" title="GdauiDataProxy"><span class="type">GdauiDataProxy</span></a> interface.
</p>
</div>
</div>
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