callback panel downloads
Ajax-Controls.NET
1.2.0.0 downloadAjax-Controls.NET component is designed to provide developers with an easy-to-use tool to AJAX enable standard ASP.NET controls and 3rd party controls in ASP.NET application, which allow you to update page content ...
Touch-It Pro
5.21 download... also send Windows messages to your applications, invoke callback procedures into your own libraries or call COM ... thus turn the keyboard into a real control panel. ...