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<div class="navpath"><a class="el" href="namespaceGtk.html">Gtk</a>::<a class="el" href="classGtk_1_1TreeSortable.html">TreeSortable</a>
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<h1>Gtk::TreeSortable Class Reference<br/>
<small>
[<a class="el" href="group__TreeView.html">TreeView Classes</a>]</small>
</h1><!-- doxytag: class="Gtk::TreeSortable" --><!-- doxytag: inherits="Glib::Interface" -->
<p>Inherits <a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1Interface.html">Glib::Interface</a>.</p>
<p>Inherited by <a class="el" href="classGtk_1_1ListStore.html">Gtk::ListStore</a>, <a class="el" href="classGtk_1_1TreeModelSort.html">Gtk::TreeModelSort</a>, and <a class="el" href="classGtk_1_1TreeStore.html">Gtk::TreeStore</a>.</p>
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Collaboration diagram for Gtk::TreeSortable:</div>
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<div class="center"><img src="classGtk_1_1TreeSortable__coll__graph.png" border="0" usemap="#Gtk_1_1TreeSortable_coll__map" alt="Collaboration graph"/></div>
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<area shape="rect" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1Interface.html" title="Glib::Interface" alt="" coords="15,160,119,189"/><area shape="rect" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1ObjectBase.html" title="Glib::ObjectBase" alt="" coords="7,83,127,112"/><area shape="rect" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/structsigc_1_1trackable.html" title="sigc::trackable" alt="" coords="13,5,120,35"/></map>
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<p><a href="classGtk_1_1TreeSortable-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum </td><td class="memItemRight" valign="bottom">{ <br/>
  <a class="el" href="classGtk_1_1TreeSortable.html#a4a8438774fb78456b1f3cddb8115d939a1f2659275b72f896314ec041cd75f1eb">DEFAULT_SORT_COLUMN_ID</a> = -1, <br/>
  <a class="el" href="classGtk_1_1TreeSortable.html#a4a8438774fb78456b1f3cddb8115d939a829bad43a1d6ce9e9bb97ab9523b03ad">DEFAULT_UNSORTED_COLUMN_ID</a> = -2
<br/>
}</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">sigc::slot</a>< int, const <br class="typebreak"/>
<a class="el" href="classGtk_1_1TreeIter.html">Gtk::TreeModel::iterator</a> <br class="typebreak"/>
&, const <br class="typebreak"/>
<a class="el" href="classGtk_1_1TreeIter.html">Gtk::TreeModel::iterator</a>& > </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#abc46c35265edce84cfb5ba8e807a0921">SlotCompare</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This callback should return -1 if a compares before b, 0 if they compare equal, 1 if a compares after b. <a href="#abc46c35265edce84cfb5ba8e807a0921"></a><br/></td></tr>
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#abf88fb3fa902ac09ee6aa491c194e9e1">~TreeSortable</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">GtkTreeSortable* </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a7c49843a1adf9e7bb1b7b54705bd301d">gobj</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Provides access to the underlying C GObject. <a href="#a7c49843a1adf9e7bb1b7b54705bd301d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const GtkTreeSortable* </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#af2342a4e67cb1b936cc8cd64a25b0118">gobj</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Provides access to the underlying C GObject. <a href="#af2342a4e67cb1b936cc8cd64a25b0118"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#ac5ac45039b7e1f4698976d123ff22ed2">get_sort_column_id</a> (int& sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a>& order) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Fills in <em>sort_column_id</em> and <em>order</em> with the current sort column and the order. <a href="#ac5ac45039b7e1f4698976d123ff22ed2"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#ad4a0c6be13062c64599be8ed73c1e64e">set_sort_column</a> (const <a class="el" href="classGtk_1_1TreeModelColumnBase.html">TreeModelColumnBase</a>& sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> order)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the current sort column to be <em>sort_column_id</em>. <a href="#ad4a0c6be13062c64599be8ed73c1e64e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a01ce9fab2e47887558611a2654f44a7a">set_sort_column</a> (int sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> order)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the current sort column to be <em>sort_column_id</em>. <a href="#a01ce9fab2e47887558611a2654f44a7a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#aa77c110372c63404e57f647d4ee71cc2">set_sort_column_id</a> (const <a class="el" href="classGtk_1_1TreeModelColumnBase.html">TreeModelColumnBase</a>& sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> order)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a2e2fc64a1d14b7edfddbc82ce20577fc">set_sort_column_id</a> (int sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> order)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a3a6454bd0a285324c71edb73e403cb1c">set_sort_func</a> (const <a class="el" href="classGtk_1_1TreeModelColumnBase.html">TreeModelColumnBase</a>& sort_column, const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a>& slot)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the comparison function used when sorting a certain column. <a href="#a3a6454bd0a285324c71edb73e403cb1c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a0dfc1039a36ed6bb5a6ad3adda030ad6">set_sort_func</a> (int sort_column_id, const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a>& slot)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the comparison function used when sorting a certain column. <a href="#a0dfc1039a36ed6bb5a6ad3adda030ad6"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#aa831da01a9e3b7c0dbf3b84be934bf4b">set_default_sort_func</a> (const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a>& slot)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the default comparison function used when sorting. <a href="#aa831da01a9e3b7c0dbf3b84be934bf4b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#ac05f7caf5413c4b618a6f605de504363">unset_default_sort_func</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets the default comparison function used when sorting. <a href="#ac05f7caf5413c4b618a6f605de504363"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a05b460f3284eb8e61efe6df81c11f628">has_default_sort_func</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns <code>true</code> if the model has a default sort function. <a href="#a05b460f3284eb8e61efe6df81c11f628"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a17cecb3ed2dae413faefab957f1dac8e">sort_column_changed</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Emits a <a class="elRef" doxygen="libstdc++.tag:http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01163.html#ga152148508b4a39e15ffbfbc987ab653a">Gtk::TreeSortable::sort</a>-column-changed signal on <em>sortable</em>. <a href="#a17cecb3ed2dae413faefab957f1dac8e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1SignalProxy0.html">Glib::SignalProxy0</a>< void > </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#ad6cc1485ecbf796b8e2b042c83b66988">signal_sort_column_changed</a> ()</td></tr>
<tr><td colspan="2"><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#aaa176c5533e23672cd608418244657e2">add_interface</a> (GType gtype_implementer)</td></tr>
<tr><td colspan="2"><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a68a2e0fa2fedb2dfc901d48dc7d3fc84">get_sort_column_id_vfunc</a> (int* sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a>* order) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a4f056e4b69e93516ef76ca73ecdc7cf6">set_sort_column_id_vfunc</a> (int sort_column_id, <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> order)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a6633115a0b052b654abf5508d103808c">set_sort_func_vfunc</a> (int sort_column_id, GtkTreeIterCompareFunc func, void* data, GDestroyNotify destroy)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#aecb9baf38a85890e90b0daacfac560da">set_default_sort_func_vfunc</a> (GtkTreeIterCompareFunc func, void* data, GDestroyNotify destroy)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a46e15163d13e59e7c2bf9464b0440921">has_default_sort_func_vfunc</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#ab9423c8e0a1350aa1f263d16f3bd90a7">sort_column_changed_vfunc</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a6959841c149dd99e9140fb3756fb8e9a">on_sort_column_changed</a> ()</td></tr>
<tr><td colspan="2"><h2>Related Functions</h2></td></tr>
<tr><td colspan="2"><p>(Note that these are not member functions.) </p>
<br/><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1RefPtr.html">Glib::RefPtr</a>< <a class="el" href="classGtk_1_1TreeSortable.html">Gtk::TreeSortable</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classGtk_1_1TreeSortable.html#a276286ba7fdf96acb1af36b5c58095b6">wrap</a> (GtkTreeSortable* object, bool take_copy=false)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">A <a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/namespaceGlib.html#a671306f4a3a0cae5ab4d7a9d54886592">Glib::wrap()</a> method for this object. <a href="#a276286ba7fdf96acb1af36b5c58095b6"></a><br/></td></tr>
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<hr/><h2>Member Typedef Documentation</h2>
<a class="anchor" id="abc46c35265edce84cfb5ba8e807a0921"></a><!-- doxytag: member="Gtk::TreeSortable::SlotCompare" ref="abc46c35265edce84cfb5ba8e807a0921" args="" -->
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<td class="memname">typedef <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">sigc::slot</a><int, const <a class="el" href="classGtk_1_1TreeIter.html">Gtk::TreeModel::iterator</a>&, const <a class="el" href="classGtk_1_1TreeIter.html">Gtk::TreeModel::iterator</a>&> <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">Gtk::TreeSortable::SlotCompare</a></td>
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<p>This callback should return -1 if a compares before b, 0 if they compare equal, 1 if a compares after b. </p>
<p>For instance, int on_sort_compare(const Gtk::TreeModel::iterator& a, const Gtk::TreeModel::iterator& b); </p>
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<hr/><h2>Member Enumeration Documentation</h2>
<a class="anchor" id="a4a8438774fb78456b1f3cddb8115d939"></a><!-- doxytag: member="Gtk::TreeSortable::@2" ref="a4a8438774fb78456b1f3cddb8115d939" args="" -->
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<td class="memname">anonymous enum</td>
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<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="a4a8438774fb78456b1f3cddb8115d939a1f2659275b72f896314ec041cd75f1eb"></a><!-- doxytag: member="DEFAULT_SORT_COLUMN_ID" ref="a4a8438774fb78456b1f3cddb8115d939a1f2659275b72f896314ec041cd75f1eb" args="" -->DEFAULT_SORT_COLUMN_ID</em> </td><td>
<p>See <a class="el" href="classGtk_1_1TreeSortable.html#aa831da01a9e3b7c0dbf3b84be934bf4b" title="Sets the default comparison function used when sorting.">set_default_sort_func()</a> and <a class="el" href="classGtk_1_1TreeSortable.html#ad4a0c6be13062c64599be8ed73c1e64e" title="Sets the current sort column to be sort_column_id.">set_sort_column()</a>. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a4a8438774fb78456b1f3cddb8115d939a829bad43a1d6ce9e9bb97ab9523b03ad"></a><!-- doxytag: member="DEFAULT_UNSORTED_COLUMN_ID" ref="a4a8438774fb78456b1f3cddb8115d939a829bad43a1d6ce9e9bb97ab9523b03ad" args="" -->DEFAULT_UNSORTED_COLUMN_ID</em> </td><td>
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</dd>
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<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="abf88fb3fa902ac09ee6aa491c194e9e1"></a><!-- doxytag: member="Gtk::TreeSortable::~TreeSortable" ref="abf88fb3fa902ac09ee6aa491c194e9e1" args="()" -->
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<td class="memname">virtual Gtk::TreeSortable::~TreeSortable </td>
<td>(</td>
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<td> ) </td>
<td><code> [virtual]</code></td>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="aaa176c5533e23672cd608418244657e2"></a><!-- doxytag: member="Gtk::TreeSortable::add_interface" ref="aaa176c5533e23672cd608418244657e2" args="(GType gtype_implementer)" -->
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<td class="memname">static void Gtk::TreeSortable::add_interface </td>
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<td class="paramtype">GType </td>
<td class="paramname"> <em>gtype_implementer</em></td>
<td> ) </td>
<td><code> [static]</code></td>
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<a class="anchor" id="ac5ac45039b7e1f4698976d123ff22ed2"></a><!-- doxytag: member="Gtk::TreeSortable::get_sort_column_id" ref="ac5ac45039b7e1f4698976d123ff22ed2" args="(int &sort_column_id, SortType &order) const " -->
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<td class="memname">bool Gtk::TreeSortable::get_sort_column_id </td>
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<td class="paramtype">int & </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a>& </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<p>Fills in <em>sort_column_id</em> and <em>order</em> with the current sort column and the order. </p>
<p>It returns <code>true</code> unless the <em>sort_column_id</em> is Gtk::TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID or Gtk::TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>sort_column_id</em> </td><td>The sort column id to be filled in. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>order</em> </td><td>The <a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">Gtk::SortType</a> to be filled in. </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the sort column is not one of the special sort column ids. </dd></dl>
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<td class="memname">virtual bool Gtk::TreeSortable::get_sort_column_id_vfunc </td>
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<td class="paramtype">int * </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a>* </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td> const<code> [protected, virtual]</code></td>
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<a class="anchor" id="af2342a4e67cb1b936cc8cd64a25b0118"></a><!-- doxytag: member="Gtk::TreeSortable::gobj" ref="af2342a4e67cb1b936cc8cd64a25b0118" args="() const " -->
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<td class="memname">const GtkTreeSortable* Gtk::TreeSortable::gobj </td>
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<td> const<code> [inline]</code></td>
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<p>Provides access to the underlying C GObject. </p>
<p>Reimplemented from <a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1Interface.html#a70a443071a69d3372c2cdd7128a91ed1">Glib::Interface</a>.</p>
<p>Reimplemented in <a class="el" href="classGtk_1_1ListStore.html#a8d0844616280900206a77aaec2c546d7">Gtk::ListStore</a>, <a class="el" href="classGtk_1_1TreeModelSort.html#a46201ea3130b92a85b2cf8d839f59659">Gtk::TreeModelSort</a>, and <a class="el" href="classGtk_1_1TreeStore.html#adecedf7e9f77e9aa8e7eb44990fd8a74">Gtk::TreeStore</a>.</p>
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<a class="anchor" id="a7c49843a1adf9e7bb1b7b54705bd301d"></a><!-- doxytag: member="Gtk::TreeSortable::gobj" ref="a7c49843a1adf9e7bb1b7b54705bd301d" args="()" -->
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<td><code> [inline]</code></td>
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<p>Provides access to the underlying C GObject. </p>
<p>Reimplemented from <a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1Interface.html#a969e9396f75132a9577428f4fa932d42">Glib::Interface</a>.</p>
<p>Reimplemented in <a class="el" href="classGtk_1_1ListStore.html#a5086758716b9f34a5219b1387aebe59c">Gtk::ListStore</a>, <a class="el" href="classGtk_1_1TreeModelSort.html#a29ab164c823754b5a6c9a8a9dcb8d393">Gtk::TreeModelSort</a>, and <a class="el" href="classGtk_1_1TreeStore.html#a1f6405d80c3b1e4a9672a69f6c13f6f6">Gtk::TreeStore</a>.</p>
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<p>Returns <code>true</code> if the model has a default sort function. </p>
<p>This is used primarily by GtkTreeViewColumns in order to determine if a model can go back to the default state, or not. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code>, if the model has a default sort function. </dd></dl>
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<td><code> [protected, virtual]</code></td>
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<a class="anchor" id="aa831da01a9e3b7c0dbf3b84be934bf4b"></a><!-- doxytag: member="Gtk::TreeSortable::set_default_sort_func" ref="aa831da01a9e3b7c0dbf3b84be934bf4b" args="(const SlotCompare &slot)" -->
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<td class="paramtype">const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a> & </td>
<td class="paramname"> <em>slot</em></td>
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<p>Sets the default comparison function used when sorting. </p>
<p>If the current sort column id of sortable is DEFAULT_SORT_COLUMN_ID, then the model will sort using this function. See also <a class="el" href="classGtk_1_1TreeSortable.html#ac05f7caf5413c4b618a6f605de504363" title="Sets the default comparison function used when sorting.">unset_default_sort_func()</a>.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>slot</em> </td><td>The sorting function </td></tr>
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<a class="anchor" id="aecb9baf38a85890e90b0daacfac560da"></a><!-- doxytag: member="Gtk::TreeSortable::set_default_sort_func_vfunc" ref="aecb9baf38a85890e90b0daacfac560da" args="(GtkTreeIterCompareFunc func, void *data, GDestroyNotify destroy)" -->
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<td class="paramname"> <em>func</em>, </td>
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<td class="paramname"> <em>data</em>, </td>
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<td class="paramname"> <em>destroy</em></td><td> </td>
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<td></td><td></td><td><code> [protected, virtual]</code></td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<p>Sets the current sort column to be <em>sort_column_id</em>. </p>
<p>The <em>sortable</em> will resort itself to reflect this change, after emitting a <a class="elRef" doxygen="libstdc++.tag:http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01163.html#ga152148508b4a39e15ffbfbc987ab653a">Gtk::TreeSortable::sort</a>-column-changed signal. <em>sortable</em> may either be a regular column id, or one of the following special values: <variablelist> <varlistentry> <b>Gtk::TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID</b> <listitem>the default sort function will be used, if it is set</listitem> </varlistentry> <varlistentry> <b>Gtk::TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID</b> <listitem>no sorting will occur</listitem> </varlistentry> </variablelist> </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>sort_column_id</em> </td><td>The sort column id to set. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>order</em> </td><td>The sort order of the column. </td></tr>
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</dl>
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<td class="paramname"> <em>sort_column_id</em>, </td>
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<td></td>
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<p>Sets the current sort column to be <em>sort_column_id</em>. </p>
<p>The <em>sortable</em> will resort itself to reflect this change, after emitting a <a class="elRef" doxygen="libstdc++.tag:http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01163.html#ga152148508b4a39e15ffbfbc987ab653a">Gtk::TreeSortable::sort</a>-column-changed signal. <em>sortable</em> may either be a regular column id, or one of the following special values: <variablelist> <varlistentry> <b>Gtk::TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID</b> <listitem>the default sort function will be used, if it is set</listitem> </varlistentry> <varlistentry> <b>Gtk::TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID</b> <listitem>no sorting will occur</listitem> </varlistentry> </variablelist> </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>sort_column_id</em> </td><td>The sort column id to set. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>order</em> </td><td>The sort order of the column. </td></tr>
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<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<td></td>
<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<td>)</td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000078">Deprecated:</a></b></dt><dd>Use <a class="el" href="classGtk_1_1TreeSortable.html#ad4a0c6be13062c64599be8ed73c1e64e" title="Sets the current sort column to be sort_column_id.">set_sort_column()</a> instead. </dd></dl>
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<a class="anchor" id="aa77c110372c63404e57f647d4ee71cc2"></a><!-- doxytag: member="Gtk::TreeSortable::set_sort_column_id" ref="aa77c110372c63404e57f647d4ee71cc2" args="(const TreeModelColumnBase &sort_column_id, SortType order)" -->
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<td class="memname">void Gtk::TreeSortable::set_sort_column_id </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classGtk_1_1TreeModelColumnBase.html">TreeModelColumnBase</a>& </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td></td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000077">Deprecated:</a></b></dt><dd>Use <a class="el" href="classGtk_1_1TreeSortable.html#ad4a0c6be13062c64599be8ed73c1e64e" title="Sets the current sort column to be sort_column_id.">set_sort_column()</a> instead. </dd></dl>
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<a class="anchor" id="a4f056e4b69e93516ef76ca73ecdc7cf6"></a><!-- doxytag: member="Gtk::TreeSortable::set_sort_column_id_vfunc" ref="a4f056e4b69e93516ef76ca73ecdc7cf6" args="(int sort_column_id, SortType order)" -->
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<td class="memname">virtual void Gtk::TreeSortable::set_sort_column_id_vfunc </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__gtkmmEnums.html#ga6052510d27fae00eed4aaa3640ff9fbe">SortType</a> </td>
<td class="paramname"> <em>order</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [protected, virtual]</code></td>
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</div>
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<a class="anchor" id="a0dfc1039a36ed6bb5a6ad3adda030ad6"></a><!-- doxytag: member="Gtk::TreeSortable::set_sort_func" ref="a0dfc1039a36ed6bb5a6ad3adda030ad6" args="(int sort_column_id, const SlotCompare &slot)" -->
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<td class="memname">void Gtk::TreeSortable::set_sort_func </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
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<td></td>
<td class="paramtype">const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a> & </td>
<td class="paramname"> <em>slot</em></td><td> </td>
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<p>Sets the comparison function used when sorting a certain column. </p>
<p>If the current sort column id is the same as <em>sort_column_id</em>, then the model will sort using this function. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>sort_column_id</em> </td><td>the sort column id to set the function for </td></tr>
<tr><td valign="top"></td><td valign="top"><em>slot</em> </td><td>The sorting slot callback. </td></tr>
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</dd>
</dl>
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<a class="anchor" id="a3a6454bd0a285324c71edb73e403cb1c"></a><!-- doxytag: member="Gtk::TreeSortable::set_sort_func" ref="a3a6454bd0a285324c71edb73e403cb1c" args="(const TreeModelColumnBase &sort_column, const SlotCompare &slot)" -->
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<td class="memname">void Gtk::TreeSortable::set_sort_func </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classGtk_1_1TreeModelColumnBase.html">TreeModelColumnBase</a>& </td>
<td class="paramname"> <em>sort_column</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="elRef" doxygen="libsigc++-2.0.tag:http://library.gnome.org/devel/libsigc++/unstable/" href="http://library.gnome.org/devel/libsigc++/unstable/classsigc_1_1slot.html">SlotCompare</a> & </td>
<td class="paramname"> <em>slot</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td></td>
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<p>Sets the comparison function used when sorting a certain column. </p>
<p>If the current sort column is the same as <em>sort_column</em>, then the model will sort using this function. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>sort_column</em> </td><td>the sort column to set the function for </td></tr>
<tr><td valign="top"></td><td valign="top"><em>slot</em> </td><td>The sorting slot callback. </td></tr>
</table>
</dd>
</dl>
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<a class="anchor" id="a6633115a0b052b654abf5508d103808c"></a><!-- doxytag: member="Gtk::TreeSortable::set_sort_func_vfunc" ref="a6633115a0b052b654abf5508d103808c" args="(int sort_column_id, GtkTreeIterCompareFunc func, void *data, GDestroyNotify destroy)" -->
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<td class="memname">virtual void Gtk::TreeSortable::set_sort_func_vfunc </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>sort_column_id</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">GtkTreeIterCompareFunc </td>
<td class="paramname"> <em>func</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"> <em>data</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">GDestroyNotify </td>
<td class="paramname"> <em>destroy</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [protected, virtual]</code></td>
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<a class="anchor" id="ad6cc1485ecbf796b8e2b042c83b66988"></a><!-- doxytag: member="Gtk::TreeSortable::signal_sort_column_changed" ref="ad6cc1485ecbf796b8e2b042c83b66988" args="()" -->
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<td class="memname"><a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1SignalProxy0.html">Glib::SignalProxy0</a>< void > Gtk::TreeSortable::signal_sort_column_changed </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td></td>
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<dl class="user"><dt><b>Prototype:</b></dt><dd><code>void on_my_sort_column_changed()</code> </dd></dl>
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<a class="anchor" id="a17cecb3ed2dae413faefab957f1dac8e"></a><!-- doxytag: member="Gtk::TreeSortable::sort_column_changed" ref="a17cecb3ed2dae413faefab957f1dac8e" args="()" -->
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<td class="memname">void Gtk::TreeSortable::sort_column_changed </td>
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<td class="paramname"></td>
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<td></td>
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<p>Emits a <a class="elRef" doxygen="libstdc++.tag:http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01163.html#ga152148508b4a39e15ffbfbc987ab653a">Gtk::TreeSortable::sort</a>-column-changed signal on <em>sortable</em>. </p>
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<a class="anchor" id="ab9423c8e0a1350aa1f263d16f3bd90a7"></a><!-- doxytag: member="Gtk::TreeSortable::sort_column_changed_vfunc" ref="ab9423c8e0a1350aa1f263d16f3bd90a7" args="() const " -->
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<td class="memname">virtual void Gtk::TreeSortable::sort_column_changed_vfunc </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [protected, virtual]</code></td>
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</table>
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<div class="memdoc">
</div>
</div>
<a class="anchor" id="ac05f7caf5413c4b618a6f605de504363"></a><!-- doxytag: member="Gtk::TreeSortable::unset_default_sort_func" ref="ac05f7caf5413c4b618a6f605de504363" args="()" -->
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<td class="memname">void Gtk::TreeSortable::unset_default_sort_func </td>
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<p>Sets the default comparison function used when sorting. </p>
<p>See <a class="el" href="classGtk_1_1TreeSortable.html#aa831da01a9e3b7c0dbf3b84be934bf4b" title="Sets the default comparison function used when sorting.">set_default_sort_func()</a>.</p>
<p>After calling this method there will be no default comparison function. This means that once the model has been sorted, it can't go back to the default state. In this case, when the current sort column id of sortable is DEFAULT_SORT_COLUMN_ID, the model will be unsorted. </p>
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<hr/><h2>Friends And Related Function Documentation</h2>
<a class="anchor" id="a276286ba7fdf96acb1af36b5c58095b6"></a><!-- doxytag: member="Gtk::TreeSortable::wrap" ref="a276286ba7fdf96acb1af36b5c58095b6" args="(GtkTreeSortable *object, bool take_copy=false)" -->
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<td class="memname"><a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/classGlib_1_1RefPtr.html">Glib::RefPtr</a>< <a class="el" href="classGtk_1_1TreeSortable.html">Gtk::TreeSortable</a> > wrap </td>
<td>(</td>
<td class="paramtype">GtkTreeSortable * </td>
<td class="paramname"> <em>object</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool </td>
<td class="paramname"> <em>take_copy</em> = <code>false</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [related]</code></td>
</tr>
</table>
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<div class="memdoc">
<p>A <a class="elRef" doxygen="glibmm-2.4.tag:http://library.gnome.org/devel/glibmm/unstable/" href="http://library.gnome.org/devel/glibmm/unstable/namespaceGlib.html#a671306f4a3a0cae5ab4d7a9d54886592">Glib::wrap()</a> method for this object. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>object</em> </td><td>The C instance. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>take_copy</em> </td><td>False if the result should take ownership of the C instance. True if it should take a new copy or ref. </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>A C++ instance that wraps this C instance. </dd></dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li>gtkmm/treesortable.h</li>
</ul>
</div>
<hr size="1"/><address style="text-align: right;"><small>Generated on Tue May 4 13:22:06 2010 for gtkmm by 
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
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