Sunday 15 May 2011

.net - How to implement default methods for an interface? -



.net - How to implement default methods for an interface? -

when creating new class in .net if declare "implements idisposable" , nail enter, see visual studio adds itselt differents methods , functions filled class. when seek interfaces, creates empty methods , functions.

is there way provide default implementations of methods , functions ?

i have been looking link didn't resolve issue.

example of implementation i'm looking :

#region "idisposable support" private disposedvalue boolean ' observe redundant calls ' idisposable protected overridable sub dispose(byval disposing boolean) if not me.disposedvalue if disposing ' todo: dispose managed state (managed objects). end if ' todo: free unmanaged resources (unmanaged objects) , override finalize() below. ' todo: set big fields null. end if me.disposedvalue = true end sub ' todo: override finalize() if dispose(byval disposing boolean) above has code free unmanaged resources. 'protected overrides sub finalize() ' ' not alter code. set cleanup code in dispose(byval disposing boolean) above. ' dispose(false) ' mybase.finalize() 'end sub ' code added visual basic correctly implement disposable pattern. public sub dispose() implements idisposable.dispose ' not alter code. set cleanup code in dispose(byval disposing boolean) above. dispose(true) gc.suppressfinalize(me) end sub #end part

cheers in advance.

further exaplanations of i'm looking :

let's assume next interface

here happens , i'm looking :

it knows how set basic idisposable implementation, there's mutual pattern should follow.

but how perchance know how implement interfaces? empty methods need fill in yourself.

your closest bet set snippet , insert rather letting visual studio adding unimplemented members.

.net vb.net visual-studio interface

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