Classes Hierarchy 
-------------------------------------------------------------------------------

    TDDE                             Dynamic Data Exchange                   .

    TWindow                          Window base Class                       .
       |
       |--- TDialog                  Dialog Boxes                            .
       |
       |--- TBar                     Button bar                              .
       |
       |--- TMdiFrame                MDI support                             .
       |--- TMdiClient               MDI support                             .
       |--- TMdiChild                MDI support                             .
       |
       |--- TMsgBar                  Messages bar                            .
       |
       +--- TControl                 Base Class for controls                 .
               |
               |--- TBitmap          Pictures in Bitmaps                     .
               |--- TButton          PushButtons                             .
               |--- TCheckBox        Logical checkboxes                      .
               |--- TComboBox        Get + ListBox functionality             .
               |--- TGet             Tipical Clipper GET                     .
               |--- TIcon            Icons as controls                       .
               |--- TListBox         ListBox selection list                  .
               |--- TMeter           Meter controls                          .
               |--- TMultiGet        Gets for Memo editing                   .
               |--- TRadio           Radio controls                          .
               |--- TScrollBar       ScrollBars controls                     .
               +--- TWBrowse         Browse controls                         .

 TMenu                               Menu Class                              .
 TMenuItem                           Menu MenuItems                          .

 TMCI                                Media Control interface                 .
 +--- TVideo                         AVI Video controls                      .

 TRadMenu                            Radio Controls Menu                     .

 TPrinter                            Printer Class                           .

 TTimer                              Timer Class                             .