Hardware Hardware FAQs Current: XenApp Focus Problems with Delphi-Coded Applications PDF Download PDF Download page XenApp Focus Problems with Delphi-Coded Applications. Current page All pages XenApp Focus Problems with Delphi-Coded Applications Symptom / ProblemXenApp applications coded with Delphi loses focus on dropdown menus.Solution Deactivate seamless windows and set a static resolution for the session. ×