The PrePaint Event is available as an add-on to the LEADTOOLS Medical Imaging toolkits.
Optional delegate method for additional processing.
Syntax
| Visual Basic (Declaration) | |
|---|---|
Public Event PrePaint As EventHandler(Of MedicalViewerPaintInformationEventArgs) | |
| Visual Basic (Usage) |  Copy Code |
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Dim instance As MedicalViewerCell Dim handler As EventHandler(Of MedicalViewerPaintInformationEventArgs) AddHandler instance.PrePaint, handler | |
| C# | |
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public event EventHandler<MedicalViewerPaintInformationEventArgs> PrePaint | |
| C++/CLI | |
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public: event EventHandler<MedicalViewerPaintInformationEventArgs^>^ PrePaint | |
Event Data
The event handler receives an argument of type MedicalViewerPaintInformationEventArgs containing data related to this event. The following MedicalViewerPaintInformationEventArgs properties provide information specific to this event.
| Property | Description |
|---|---|
| CellIndex | (Read only) Gets the value that indicates the index of the cell that is to be painted. This value is only valid if the cell is add to the MedicalViewer. |
| ClipRectangle (Inherited from System.Windows.Forms.PaintEventArgs) | Gets the rectangle in which to paint. |
| Draw | Gets or sets the value that indicates whether to make the control draw the sub-cell. This is used only with the MedicalViewerCell.PrePaint event. |
| Graphics (Inherited from System.Windows.Forms.PaintEventArgs) | Gets the graphics used to paint. |
| ImageRectangle | (Read only) Gets the rectangle that represents the image rectangle for the cell or sub-cell. |
| SubCellIndex | (Read only) Gets the value that indicates the index of the sub-cell that is to be painted. |
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7