The abstract factory pattern is used for creating objects via a set of factory methods, which are abstracted away from the concrete implementation. The abstract factory pattern can be viewed as a factory of factories.
We can explore the example of building a multiplatform GUI library that supports Microsoft Windows and macOS. As we want to develop code that is cross-platform, we can leverage this design pattern. This design is described in the following UML diagram:
In a nutshell, we have presented two types of GUI objects here: Button and Label. The concept is the same for both Microsoft Windows and macOS platforms. ...
