The KeyDown Method is available in LEADTOOLS Document and Medical Imaging toolkits.
- e
- A System.Windows.Forms.KeyEventArgs object that contains data related to this event.
Syntax
| Visual Basic (Declaration) | |
|---|---|
Public Overridable Function KeyDown( _ ByVal e As KeyEventArgs _ ) As Boolean | |
| Visual Basic (Usage) |  Copy Code |
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Dim instance As AnnDesigner Dim e As KeyEventArgs Dim value As Boolean value = instance.KeyDown(e) | |
| C# | |
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public virtual bool KeyDown( KeyEventArgs e ) | |
| C++/CLI | |
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public: virtual bool KeyDown( KeyEventArgs^ e ) | |
Parameters
- e
- A System.Windows.Forms.KeyEventArgs object that contains data related to this event.
Return Value
true if this event is handled; false otherwise.Example
For an example, refer to AnnDesigner.
Remarks
Derived classes should override this method in order to process key down click events on the container. The designer should return true if it handled this event in any way.
The annotation application should call this method from the Owner controls System.Windows.Forms.Control.KeyDown event.
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7