InstantForum 2017-1 FinalStrataFrame Forumhttp://forum.strataframe.net/StrataFrame ForumFri, 22 May 2026 11:33:09 GMT20http://forum.strataframe.net/FindPost32047.aspx<div>Hi..<br/><br/><div>I Have a InfoBox.NotifyBoxSettings, that I call in another thread of the app.<br/><br/><div>It is a stock trade screen, full of settings during all the time, with a lot of combos and other components ...<br/><br/><div>The problem is that when the&nbsp;InfoBox.NotifyBoxSettings appers, and I ´m editing or with a combo open (selecting a broker...) it closes it and get the value of the combo, that was in a selection process...<br/><br/><div>How can I avoid this behavior ?<br/><br/><div>Regards,Tue, 07 May 2013 11:48:50 GMTMarcelo Blankhttp://forum.strataframe.net/FindPost32053.aspxThank you for a roadmap ...<br/><br/><div>I will try it.<br/><br/><div>Regards,Tue, 07 May 2013 11:48:50 GMTMarcelo Blankhttp://forum.strataframe.net/FindPost32050.aspxYou would need to use a System.Threading.ManualResetEvent to prevent the other thread from showing the InfoBox. &nbsp;Both threads would need a reference to it, so put it somewhere (static field or something) where they can both see it. &nbsp;Create it with True in the constructor so it starts already signaled; that way, if you never open the combo box, the InfoBox isn't blocked. &nbsp;Then, in the DropDownOpened (or whatever the event is, I can't remember), call .Reset() on the ManualResetEvent, and when the drop down closes or when you're ready to allow the InfoBox to show, call .Set() on it. &nbsp;Lastly, in the thread that shows the InfoBox, call .WaitOne() on the ManualResetEvent right before the InfoBox is shown. &nbsp;This will cause that other thread to block until the combo box closes and you call .Set() on the main thread.Tue, 07 May 2013 07:42:40 GMTStrataFrame Teamhttp://forum.strataframe.net/FindPost32048.aspxHi Marcelo.<br/><br/>Don't know how you coded the other thread and maybe a sample application would help. But have you tried using a BackgroundWorker to show your InfoBox on its ProgressChanged event?Tue, 07 May 2013 04:31:09 GMTIvan George Borges