Mercurial > repos > IBBoard.GtkSharp
view ComboBoxUtils.cs @ 9:d0e26a896d72
Re #26: Add GTK# wrapper methods
* Add ComboBox class with methods to:
* Fill a ComboBox
* Set selection to item
* Set selection to index
author | IBBoard <dev@ibboard.co.uk> |
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date | Sat, 16 Jan 2010 15:10:41 +0000 |
parents | |
children | 3277cb2ecb71 |
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// This file (ComboBoxUtils.cs) is a part of the IBBoard.GtkSharp project and is copyright 2010 IBBoard // // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU LGPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license. using System; using System.Collections.Generic; using Gtk; namespace IBBoard.GtkSharp { public delegate string ObjectToStringRenderingMethod<OBJECT_TYPE>(OBJECT_TYPE obj); public class ComboBoxUtils { public static void FillCombo<LIST_TYPE>(ComboBox combo, IList<LIST_TYPE> itemList) { FillCombo(combo, itemList, delegate(LIST_TYPE obj){return obj.ToString();}); } public static void FillCombo<LIST_TYPE>(ComboBox combo, IList<LIST_TYPE> itemList, ObjectToStringRenderingMethod<LIST_TYPE> toStringMethod) { combo.Clear(); CellRendererText cell = new CellRendererText(); combo.PackStart(cell, false); combo.AddAttribute(cell, "text", 1); ListStore store = new ListStore(typeof(LIST_TYPE), typeof(string)); combo.Model = store; foreach (LIST_TYPE item in itemList) { store.AppendValues(item, toStringMethod(item)); } } public static void SelectItem(ComboBox combo, object item) { TreeModel model = combo.Model; TreeIter iter; model.GetIterFirst(out iter); do { GLib.Value rowItem = new GLib.Value(); combo.Model.GetValue (iter, 0, ref rowItem); if (item.Equals(rowItem)) { combo.SetActiveIter(iter); break; } } while (combo.Model.IterNext(ref iter)); } public static void SelectIndex(ComboBox combo, int idx) { Gtk.TreeIter iter; combo.Model.IterNthChild(out iter, idx); combo.SetActiveIter(iter); } } }