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

TCustomDrawGrid.KeyDown

Handles key down events for the grid control.

Declaration

Source position: grids.pas line 1434

protected procedure TCustomDrawGrid.KeyDown(

  var Key: Word;

  Shift: TShiftState

); override;

Arguments

Key

  

Key code examined in the method.

Shift

  

Shift, Alt, Ctrl modifier for the key code.

Description

KeyDown is an overridden method in TCustomDrawGrid, and calls the inherited method on entry. KeyDown ensures that the Space (VK_SPACE) key code is properly applied to the control for a cell using the check box button style.

VK_SPACE (Space)
Calls the ToggleCheckbox method to toggle the checked state for the cell at Col and Row. Key is set to 0 (zero) to indicate that is has been handled in the method.

Called from EditorKeyDown when key down events are enabled in the EditorOptions for the control.

See also

TCustomGrid.KeyDown

  

Handles key down events for the grid control.

TCustomGrid.EditorKeyDown

  

Implements the OnKeyDown event handler for the cell editor.

TCustomGrid.EditorOptions

  

The option flags sent to the Editor control in the grid.
Version 4.0 Generated 2025-05-03 Home