本文整理汇总了VB.NET中System.Type.GetEvent方法的典型用法代码示例。如果您正苦于以下问题:VB.NET Type.GetEvent方法的具体用法?VB.NET Type.GetEvent怎么用?VB.NET Type.GetEvent使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Type
的用法示例。
在下文中一共展示了Type.GetEvent方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: MyEventExample
' 导入命名空间
Imports System.Reflection
Imports System.Security
' Compile this sample using the following command line:
' vbc type_getevent.vb /r:"System.Windows.Forms.dll" /r:"System.dll"
Class MyEventExample
Public Shared Sub Main()
Try
Dim myType As Type = GetType(System.Windows.Forms.Button)
Dim myEvent As EventInfo = myType.GetEvent("Click")
If Not (myEvent Is Nothing) Then
Console.WriteLine(ControlChars.Cr + "Looking for the Click event in the Button class.")
Console.WriteLine(ControlChars.Cr + myEvent.ToString())
Else
Console.WriteLine("The Click event is not available with the Button class.")
End If
Catch e As SecurityException
Console.WriteLine("An exception occurred.")
Console.WriteLine("Message :" + e.Message)
Catch e As ArgumentNullException
Console.WriteLine("An exception occurred.")
Console.WriteLine("Message :" + e.Message)
Catch e As Exception
Console.WriteLine("The following exception was raised : {0}", e.Message)
End Try
End Sub
End Class
示例2: MyEventExample
' 导入命名空间
Imports System.Reflection
Imports System.Security
' Compile this sample using the following command line:
' vbc type_getevent.vb /r:"System.Windows.Forms.dll" /r:"System.dll"
Class MyEventExample
Public Shared Sub Main()
Try
' Creates a bitmask comprising BindingFlags.
Dim myBindingFlags As BindingFlags = BindingFlags.Instance Or BindingFlags.Public _
Or BindingFlags.NonPublic
Dim myTypeBindingFlags As Type = GetType(System.Windows.Forms.Button)
Dim myEventBindingFlags As EventInfo = myTypeBindingFlags.GetEvent("Click", myBindingFlags)
If myEventBindingFlags IsNot Nothing Then
Console.WriteLine("Looking for the Click event in the Button class with the specified BindingFlags.")
Console.WriteLine(myEventBindingFlags.ToString())
Else
Console.WriteLine("The Click event is not available with the Button class.")
End If
Catch e As SecurityException
Console.WriteLine("An exception occurred.")
Console.WriteLine("Message :" + e.Message)
Catch e As ArgumentNullException
Console.WriteLine("An exception occurred.")
Console.WriteLine("Message :" + e.Message)
Catch e As Exception
Console.WriteLine("The following exception was raised : {0}", e.Message)
End Try
End Sub
End Class