- o -
- obj_cache : Ewl_Embed
- object : Ewl_Widget
- obscure : Ewl_Text
- offset : Ewl_Popup , Ewl_Text
- oh : Ewl_Image
- old_flags : Ewl_Window
- open_menu : Ewl_Context_Menu
- orientation : Ewl_Box , Ewl_Freebox , Ewl_Grid , Ewl_Paned , Ewl_Seeker , Ewl_Separator
- orig : Ewl_Image_Thumbnail
- outer_box : Ewl_Menubar , Ewl_Statusbar
- outline : Ewl_Text_Context
- overlay : Ewl_Scrollpane
- ow : Ewl_Image