TTextService = class
class PASCALIMPLEMENTATION TTextService : public System::TObject
Handles a set of services available for text controls.
The TTextService virtual abstract class defines a set of services available for all text-based controls that override and implement the methods exposed by this class. These services include selected text manipulation, text control enter and/or exit events, line drawing, possibility to get or set the IME text mode and cursor manipulation functions.