PowerSDR-2.8.0-SDR1000/Source/Console/ThreadedBindingList.cs

80 lines
2.6 KiB
C#

//=================================================================
// ThreadedBindingList.cs
//=================================================================
// PowerSDR is a C# implementation of a Software Defined Radio.
// Copyright (C) 2003-2013 FlexRadio Systems
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU 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.
//
// You may contact us via email at: gpl@flexradio.com.
// Paper mail may be sent to:
// FlexRadio Systems
// 4616 W. Howard Lane Suite 1-150
// Austin, TX 78728
// USA
//=================================================================
// taken from http://stackoverflow.com/questions/455766/how-do-you-correctly-update-a-databound-datagridview-from-a-background-thread
//=================================================================
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Threading;
namespace PowerSDR
{
public class ThreadedBindingList<T> : BindingList<T>
{
SynchronizationContext ctx = SynchronizationContext.Current;
protected override void OnAddingNew(AddingNewEventArgs e)
{
//SynchronizationContext ctx = SynchronizationContext.Current;
if (ctx == null)
{
BaseAddingNew(e);
}
else
{
ctx.Send(delegate
{ BaseAddingNew(e); }, null);
}
}
void BaseAddingNew(AddingNewEventArgs e)
{
base.OnAddingNew(e);
}
protected override void OnListChanged(ListChangedEventArgs e)
{
//SynchronizationContext ctx = SynchronizationContext.Current;
if (ctx == null)
{
BaseListChanged(e);
}
else
{
ctx.Send(delegate
{ BaseListChanged(e); }, null);
}
}
void BaseListChanged(ListChangedEventArgs e)
{
base.OnListChanged(e);
}
}
}