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#region Copyright (c) 2002-2003 Charlie Poole
/************************************************************************************
'
' Copyright (c) 2002-2003 Charlie Poole
'
' Later versions may be available at http://charliepoole.org.
'
' This software is provided 'as-is', without any express or implied warranty. In no
' event will the author be held liable for any damages arising from the use of this
' software.
'
' Permission is granted to anyone to use this software for any purpose, including
' commercial applications, and to alter it and redistribute it freely, subject to the
' following restrictions:
'
' 1. The origin of this software must not be misrepresented; you must not claim that
' you wrote the original software. If you use this software in a product, you must
' include the following notice in the product documentation and/or other materials
' provided with the distribution.
'
' Portions Copyright (c) 2002-2003 Charlie Poole
'
' 2. Altered source versions must be plainly marked as such, and must not be
' misrepresented as being the original software.
'
' 3. This notice may not be removed from or altered in any source distribution.
'
'***********************************************************************************/
#endregion
using System;
using System.Windows.Forms;
namespace CP.Windows.Forms
{
/// <summary>
/// Utility class used to display a wait cursor
/// while a long operation takes place and
/// guarantee that it will be removed on exit.
///
/// Use as follows:
///
/// using ( new WaitCursor() )
/// {
/// // Long running operation goes here
/// }
///
/// </summary>
public class WaitCursor : IDisposable
{
private Cursor cursor;
private Control control;
public WaitCursor()
{
this.control = null;
this.cursor = Cursor.Current;
Cursor.Current = Cursors.WaitCursor;
}
public WaitCursor( Control control )
{
this.control = control;
this.cursor = control.Cursor;
control.Cursor = Cursors.WaitCursor;
}
public void Dispose()
{
if ( control != null )
control.Cursor = this.cursor;
else
Cursor.Current = this.cursor;
}
}
}
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