//
// System.ComponentModel.Design.DateTimeEditor
//
// Authors:
// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
// Gert Driesen (drieseng@users.sourceforge.net)
//
// (C) 2004 Novell
// (C) 2007 Andreas Nahr
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.ComponentModel;
using System.Drawing.Design;
using System.Windows.Forms;
using System.Windows.Forms.Design;
namespace System.ComponentModel.Design{
public class DateTimeEditor : UITypeEditor
{
private class EditorControl : MonthCalendar
{
public EditorControl ()
{
MaxSelectionCount = 1;
}
}
private IWindowsFormsEditorService editorService;
private EditorControl control = new EditorControl ();
private DateTime editContent;
public DateTimeEditor ()
{
control.DateSelected += new DateRangeEventHandler (control_DateSelected);
}
public override object EditValue (ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (context != null && provider != null)
{
editorService = (IWindowsFormsEditorService)provider.GetService (typeof (IWindowsFormsEditorService));
if (editorService != null)
{
if (!(value is DateTime))
return value;
editContent = (DateTime)value;
if (editContent > control.MaxDate || editContent < control.MinDate)
control.SelectionStart = DateTime.Today;
else
control.SelectionStart = editContent;
editorService.DropDownControl (control);
return editContent;
}
}
return base.EditValue (context, provider, value);
}
void control_DateSelected (object sender, DateRangeEventArgs e)
{
editContent = e.Start;
editorService.CloseDropDown ();
}
public override UITypeEditorEditStyle GetEditStyle (ITypeDescriptorContext context)
{
return UITypeEditorEditStyle.DropDown;
}
}
}
|