Run HelloStyledPopups and select the styled combo box. Notice it is not styled (should be yellow background with some red borders around the menu items). Close it and open it again. Notice that it is now styled.
JDK-8094306Combobox list cell css styling it is not applied until we click on one of the items
JDK-8117404ComboBox does not apply style to dropdown portion first time it opens
JDK-8123621DatePicker: "<" and ">" buttons for previous/next year are missing.