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Implementing an interface in VB.NET is done by specification Implements. Interfaces can be implemented by classes […] and structures […]. A class or structure can implement one or more interfaces, separated by the operator , in VB.NET. List of interfaces implemented by class/structure is given by their associated names at defining time […]. In below […]
Read More →Appearance of an event and transmission of its message is accomplished by specification RaiseEvent.Specification RaiseEvent is used only for events declared explicitly.Use RaiseEvent specification is exemplified in the following source code sequence developed in VB.NET:
Read More →Declaring events in a class built in VB.NET is done using Event specification. Defining event involves assigning the name and arguments providing.Because an event is included in a class, the objects defined on that class may send messages related to event – raise. Transmission is accomplished by specification RaiseEvent. Assigning the event to procedure for […]
Read More →The delegate is a pointer that allows the call of a function indirectly through its memory address. The delegate is used to call methods of other objects. It is similar to the function pointer used in other programming languages. The difference is that the delegate is a reference type on System.Delegate class. Delegates are useful […]
Read More →The event is a message sent by an object and announces the application of production a fact.Events are implemented using delegates […].For example, clicking a command button in a graphical interface causes the appearance of the event Click. The event is treated by a procedure. Events are declared in the classes, structures, modules and interfaces […]
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