Class TDeriver (unit Deriver) |
TObject
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**************************************************************************** -- procedure Create [constructor]
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**************************************************************************** -- function DerivedClass [method] For every class registered in Derived list the MatchMethod is called with creational infos as parameter. When MatchMethod return true the corresponding class is returned. -- Parameters: Info: in TObject Creational infos. Result: out TClass Class that matches creational infos. -- Exception: EMatch: raised if no class match is found.
**************************************************************************** -- procedure Create [destructor] Free everything.
* TDeriver ******************************************************************} {****************************************************************************** -- procedure IncInstance and DecInstance [method] These procedure mantain the InstanceCount, that is the number of objects that use the TDeriver object. When no object remain the TDeriver object can be safely destroyed. Note: these procedure are useless in Delphi 2.
**************************************************************************** -- procedure Register [method] Register a class in Derived list. -- Parameters: DerivedClass: in TClass Class to be registerd. MatchMethod: in TMatchMethod Method to be used to determine the class corresponding to a set of creational infos.
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