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The handler type for the determination of the Height of a single item in owner-draw list and combo boxes.
Source position: stdctrls.pp line 258
type TMeasureItemEvent = procedure( |
Control: TWinControl; |
Index: Integer; |
var AHeight: Integer |
) of object; |
Control |
|
The list or combo box. |
Index |
|
Index of the item to measure. |
AHeight |
|
Here the handler returns the Height of the item (in pixels). |
lazarus-ccr.sourceforge.net |