private static extern void _initLogCallback(logCallback callback);
//Log some text
private void log(string text)
{
//If we're currently in a worker thread, call this method on the GUI thread
if(txtLog.InvokeRequired)
{
logCallback logCallbackDelegate = new logCallback(log);
//Run the function again (passed as a delegate) on the GUI thread using the Invoke method
this.Invoke(logCallbackDelegate, new object[] { text });
}
else //Otherwise we're on the thread in charge of the Form, manipulate it
{
//If the text box already has content, then add a new line before appending this
if (txtLog.Text != "")
{
txtLog.Text += Environment.NewLine;
}
//Append this text to the log
txtLog.Text += text;
}
}