Shortest way to write a thread-safe access method to a windows forms control

Question

In this article:

http://msdn.microsoft.com/en-us/library/ms171728(VS.80).aspx

The author uses the following method to make thread-safe calls to a Windows For

Answer 1

1) Using anonymous delegate

private void SetText(string text)
{
    if (this.InvokeRequired)
    {    
        Invoke(new MethodInvoker(delegate() {
            SetText(text);
        }));
    }
    else
    {
        this.textBox1.Text = text;
    }
}

2) AOP approach

[RunInUIThread]
private void SetText(string text)
{
    this.textBox1.Text = text;
}

http://weblogs.asp.net/rosherove/archive/2007/05.aspx?PageIndex=2

3) Using lambda expressions (outlined by others).