TTMSFNCDataGrid.OnBeforeDrawHeader Event
Occurs before the grid header is drawn.
API unit family: TMSFNCDataGrid
Declaring type: TTMSFNCDataGrid
Inherited from: TTMSFNCCustomDataGrid
Syntax
OnBeforeDrawHeader: TTMSFNCDataGridBeforeDrawHeaderEvent;
__property TTMSFNCDataGridBeforeDrawHeaderEvent OnBeforeDrawHeader = {read=FOnBeforeDrawHeader, write=FOnBeforeDrawHeader};
Parameters
| Name | Description |
|---|---|
Sender |
Grid that fired the event. |
AGraphics |
Graphics context used for drawing. |
ARect |
Header area rectangle. |
ACanDraw |
True by default. Set to False to skip the default background, bar and chip drawing and the after-draw event. |