// Gtk.TreeModelSort.Custom - Gtk TreeModelSort class customizations
//
// Author: Kristian Rietveld <kris@gtk.org>
//
// Copyright (c) 2002 Kristian Rietveld
//
// This code is inserted after the automatically generated code.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General 
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.


		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern bool gtk_tree_model_iter_children (IntPtr raw, out Gtk.TreeIter iter, IntPtr parent);
		public bool IterChildren (out Gtk.TreeIter iter) {
			bool raw_ret = gtk_tree_model_iter_children (Handle, out iter, IntPtr.Zero);
			bool ret = raw_ret;
			return ret;
		}

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern int gtk_tree_model_iter_n_children (IntPtr raw, IntPtr iter);
		public int IterNChildren () {
			int raw_ret = gtk_tree_model_iter_n_children (Handle, IntPtr.Zero);
			int ret = raw_ret;
			return ret;
		}

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern bool gtk_tree_model_iter_nth_child (IntPtr raw, out Gtk.TreeIter iter, IntPtr parent, int n);
		public bool IterNthChild (out Gtk.TreeIter iter, int n) {
			bool raw_ret = gtk_tree_model_iter_nth_child (Handle, out iter, IntPtr.Zero, n);
			bool ret = raw_ret;
			return ret;
		}

		public void SetValue (Gtk.TreeIter iter, int column, bool value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public void SetValue (Gtk.TreeIter iter, int column, double value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public void SetValue (Gtk.TreeIter iter, int column, int value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public void SetValue (Gtk.TreeIter iter, int column, string value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public void SetValue (Gtk.TreeIter iter, int column, float value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public void SetValue (Gtk.TreeIter iter, int column, uint value) {
			SetValue (iter, column, new GLib.Value (value));
		}
		
		public void SetValue (Gtk.TreeIter iter, int column, object value) {
			SetValue (iter, column, new GLib.Value (value));
		}

		public Gtk.TreeIter AppendValues (params object[] values) {
			return AppendValues ((Array) values);
		}

		public object GetValue (Gtk.TreeIter iter, int column) {
			GLib.Value val = GLib.Value.Empty;
			GetValue (iter, column, ref val);
			object ret = val.Val;
			val.Dispose ();
			return ret;
		}

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern void gtk_tree_sortable_set_default_sort_func(IntPtr raw, IntPtr sort_func, IntPtr user_data, IntPtr destroy);

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern void gtk_tree_sortable_set_default_sort_func(IntPtr raw, GtkSharp.TreeIterCompareFuncNative sort_func, IntPtr user_data, GtkSharp.DestroyNotifyNative destroy);

		public void SetDefaultSortFunc (TreeIterCompareFunc sort_func, IntPtr user_data, Gtk.DestroyNotify destroy) 
		{
			if (sort_func == null) {
				PersistentData ["default_sort_func"] = null;
				gtk_tree_sortable_set_default_sort_func (Handle, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
				return;
			}

			GtkSharp.TreeIterCompareFuncWrapper sort_func_wrapper = new GtkSharp.TreeIterCompareFuncWrapper (sort_func);
			PersistentData ["default_sort_func"] = sort_func_wrapper;
			GtkSharp.DestroyNotifyWrapper destroy_wrapper = null;
			destroy_wrapper = new GtkSharp.DestroyNotifyWrapper (destroy);
			gtk_tree_sortable_set_default_sort_func(Handle, sort_func_wrapper.NativeDelegate, user_data, destroy_wrapper.NativeDelegate);
		}

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern void gtk_tree_sortable_set_sort_func(IntPtr raw, int col_id, IntPtr sort_func, IntPtr user_data, IntPtr destroy);

		[DllImport("libgtk-win32-2.0-0.dll")]
		static extern void gtk_tree_sortable_set_sort_func(IntPtr raw, int col_id, GtkSharp.TreeIterCompareFuncNative sort_func, IntPtr user_data, GtkSharp.DestroyNotifyNative destroy);

		public void SetSortFunc (int sort_column_id, TreeIterCompareFunc sort_func, IntPtr user_data, Gtk.DestroyNotify destroy) 
		{
			if (sort_func == null) {
				PersistentData ["column_" + sort_column_id + "_sort_func"] = null;
				gtk_tree_sortable_set_sort_func (Handle, sort_column_id, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
				return;
			}

			GtkSharp.TreeIterCompareFuncWrapper sort_func_wrapper = new GtkSharp.TreeIterCompareFuncWrapper (sort_func);
			PersistentData ["column_" + sort_column_id + "_sort_func"] = sort_func_wrapper;
			GtkSharp.DestroyNotifyWrapper destroy_wrapper = null;
			destroy_wrapper = new GtkSharp.DestroyNotifyWrapper (destroy);
			gtk_tree_sortable_set_sort_func(Handle, sort_column_id, sort_func_wrapper.NativeDelegate, user_data, destroy_wrapper.NativeDelegate);
		}

