Define and fire event : Event « Development « VB.Net

1. VB.Net
2. Development
3. Event

Define and fire event

Imports System

Public Class MainClass
    Shared Dim WithEvents anEmployee As EmployeeWithEvents

    Public Shared Sub Main()
        anEmployee = New EmployeeWithEvents("Joe", 100000)

        anEmployee.RaiseSalary(10)
    End Sub

    Shared Public Sub anEmployee_SalarySecurityEvent(ByVal Sender As EmployeeWithEvents, ByVal e As System.EventArgs) Handles anEmployee.SalarySecurityEvent
       Console.WriteLine(Sender.Name & " had an improper salary raise attempted")
    End Sub

End Class

Public Class EmployeeWithEvents
  Public Name As String
  Public Salary As Decimal

  Public Event SalarySecurityEvent(ByVal Sender As EmployeeWithEvents,ByVal e As EventArgs)

  Public Sub New(ByVal sName As String, ByVal curSalary As Decimal)
    Name = sName
    Salary = curSalary
  End Sub

  Public Overloads Sub RaiseSalary(ByVal Percent As Decimal)
      RaiseEvent SalarySecurityEvent(Me, New System.EventArgs())
  End Sub
End Class


           
       

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1.

Use Delegate to react to an Event