LayoutView.CustomDrawCardFieldValue Event
Enables you to custom paint card field value cells
Namespace: DevExpress.XtraGrid.Views.Layout
Assembly: DevExpress.XtraGrid.v19.2.dll
Declaration
[DXCategory("CustomDraw")]
public event RowCellCustomDrawEventHandler CustomDrawCardFieldValueEvent Data
The CustomDrawCardFieldValue event's data class is RowCellCustomDrawEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Appearance | Gets the painted element’s appearance settings. Inherited from CustomDrawEventArgs. |
| Bounds | Returns a value specifying limits for the drawing area. Inherited from CustomDrawEventArgs. |
| Cache | Provides methods to paint on drawing surfaces in GDI+ and DirectX modes. See DirectX hardware acceleration to learn more. Inherited from CustomDrawEventArgs. |
| Cell | Provides information on the painted cell. |
| CellValue | Gets the painted value or display text (depending on the event). |
| Column | Gets the column whose element is being painted. |
| DisplayText | Gets or sets the painted element’s display text. |
| Graphics | A GDI+ drawing surface. Use the CustomDrawEventArgs.Cache property instead if you enable the DirectX hardware acceleration. Inherited from CustomDrawEventArgs. |
| Handled | Gets or sets a value specifying whether an event was handled and that the default element painting is therefore not required. Inherited from CustomDrawEventArgs. |
| RowHandle | Gets the handle of a painted element’s row. |
The event data class exposes the following methods:
| Method | Description |
|---|---|
| DefaultDraw() | Performs default painting of an element. Inherited from CustomDrawEventArgs. |
Remarks
The CustomDrawCardFieldValue event is raised before a cell is repainted. It enables you to paint the processed cell manually or to change its settings before it is painted. See the Custom Painting Basics and Custom Painting Scenarios topics for information on using custom draw events.
Important
Never change cell values or modify the control’s layout on this event, or any other event designed to tune the control’s appearance. Any action that causes a layout update can cause the control to malfunction.