Tag Archives: interceptor

Delphi Interceptor (/Interposer) Classes -> TButton = class(TButton)

Have you ever needed for a specific Delphi control, like a TButton, to have just one more property or a method that is a “must have” for your current application?

Most Delphi developers, when they need a TMySuperButton, would either look for a third-party VCL solution or would try creating a derived control.

What if you do not want to have this MySuperButton permanently in the Component/Tool Palette – since it solves one problem only for this particular application you are developing?

What’s more … how about having a TButton with more properties and methods, some application specific extra behavior, and not TMySupperButton?

How about extending what TButton has without the need to create a derived class with a different name?
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