| superclass(es) | None. |
| subclass(es) | window - menu - fileDialog - chooseFontDialog - chooseColorDialog - chooseFolderDialog - icon - cursor - pen - brush - font - image - canvas - application - screen - system - clipBoard - timer - iniFile - printer - printerSetupDialog- printJobDialog - file |
| description | This class is the abstract base class of all classes. |
| attributes | None. |
| remarks | The class has no methods or attributes. |