Visual Basic (Declaration) | |
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Public Sub OnChanged( _ ByVal e As RasterImageChangedEventArgs _ ) |
Visual Basic (Usage) | Copy Code |
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C# | |
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public void OnChanged( RasterImageChangedEventArgs e ) |
Managed Extensions for C++ | |
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public: void OnChanged( RasterImageChangedEventArgs* e ) |
C++/CLI | |
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public: void OnChanged( RasterImageChangedEventArgs^ e ) |
Parameters
- e
- A RasterImageChangedEventArgs that contains the event data.
For an example, refer to Changed.
Raising an event invokes the event handler through a delegate.
The OnChanged method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.
Notes to Inheritors: When overriding OnChanged in a derived class, be sure to call the base class's OnChanged method so that registered delegates receive the event.
Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family