GtkSharp/gconf/GConf.PropertyEditors/PropertyEditorEnum.cs
Mike Kestner 7a6d6b2128 2004-06-25 Mike Kestner <mkestner@ximian.com>
* */*.cs : add lgpl license blurb and clean up (c)'s.
	* */*.custom : add lgpl license blurb and clean up (c)'s.
	* */glue/*.c : add lgpl license blurb and clean up (c)'s.
	file adds without license from now on are punishable by wedgie.

svn path=/trunk/gtk-sharp/; revision=30401
2004-06-25 18:42:19 +00:00

104 lines
2.3 KiB
C#

// PropertyEditorEnum.cs -
//
// Author: Rachel Hestilow <hestilow@nullenvoid.com>
//
// 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.
namespace GConf.PropertyEditors
{
using System;
public abstract class PropertyEditorEnum : PropertyEditor
{
Type enum_type = null;
int[] enum_values;
bool is_int = false;
protected int ValueToInt (object val)
{
if (val is int)
{
is_int = true;
return (int) val;
}
else if (val is string && enum_type != null)
{
object enum_val;
try {
enum_val = Enum.Parse (enum_type, (string) val);
} catch (Exception e) {
enum_val = 0;
}
int history = -1;
for (int i = 0; i < enum_values.Length; i++)
{
if (enum_values[i] == (int) enum_val)
{
history = i;
break;
}
}
return history;
}
else
{
return -1;
}
}
protected override void Set (object val)
{
if (is_int)
base.Set ((int) val);
else if (enum_type != null)
{
int enum_val = enum_values[(int) val];
base.Set (Enum.GetName (enum_type, enum_val));
}
}
public PropertyEditorEnum (string key, Gtk.Widget control) : base (key, control)
{
}
void InitValues ()
{
Array values = Enum.GetValues (enum_type);
enum_values = new int[values.Length];
int i = 0;
foreach (object val in values)
{
enum_values[i] = (int) val;
i++;
}
}
public PropertyEditorEnum (string key, Gtk.Widget control, Type enum_type, int[] enum_values) : base (key, control)
{
this.enum_type = enum_type;
if (enum_values == null)
InitValues ();
}
public PropertyEditorEnum (string key, Gtk.Widget control, Type enum_type) : base (key, control)
{
this.enum_type = enum_type;
InitValues ();
}
}
}