IDEA-201079 QuickDoc popup is not focused on the second "Ctrl+Q" if it was opened from autocomplete or Project View

platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java

@@ -844,6 +844,9 @@ public class DocumentationComponent extends JPanel implements Disposable, DataPr
     PopupPositionManager.positionPopupInBestPosition(myHint, myManager.getEditor(), dataContext,
                                                      PopupPositionManager.Position.RIGHT, PopupPositionManager.Position.LEFT);
 
+    Window window = myHint.getPopupWindow();
+    if (window != null) window.setFocusableWindowState(true);
+
     if (myHint.getDimensionServiceKey() == null) {
       registerSizeTracker();
     }