[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Grids' (#lcl)

TGridOperationEvent

Defines the event handler signalled when rows or columns are added, deleted or moved in a grid.

Declaration

Source position: grids.pas line 353

type TGridOperationEvent = procedure(

  Sender: TObject;

  IsColumn: Boolean;

  sIndex: Integer;

  tIndex: Integer

) of object;

Arguments

Sender

  

Control for the event notification.

IsColumn

  

True when the notification is for a column and not a row.

sIndex

  

Starting index position for the row or column.

tIndex

  

Final index position for the row or column.

Description

TGridOperationEvent specifies an event handler signalled when rows or columns are added, deleted or moved in a custom-drawn grid control. TGridOperationEvent is the type used to implement event handler properties in TCustomDrawGrid, including:

Applications must implement an object procedure using the signature for the event handler to respond to the event notification.

See also

TCustomDrawGrid.OnColRowDeleted

  

Event handler signalled when a grid column or row is deleted.

TCustomDrawGrid.OnColRowExchanged

  

Event handler signalled when a column or row has been exchanged with another.

TCustomDrawGrid.OnColRowInserted

  

Event handler signalled when a column or row is inserted into the grid.

TCustomDrawGrid.OnColRowMoved

  

Event handler signalled when a column or row in the grid is moved.

Version 3.2 Generated 2024-02-25 Home