Declaration

type TIEShowCheckboxEvent = procedure(Sender: TObject; idx: integer; var Allow: Boolean) of object;

Description

Occurs whenever a checkbox is drawn and allows you to show or display it.

idx is the index of an image.
Allow specifies whether the checkbox is shown for that image or not (default is True).

Note: A checkbox that is hidden, also cannot be clicked.

Example

procedure TForm1.ImageEnMView1ShowCheckbox(Sender: TObject; idx: integer; var Allow : Boolean);
begin
  // Only show checkboxes for JPEG images
  Allow := IEFileIsOfFormat(ImageEnMView1.ImageFilename[idx], ioJPEG;
end;

See Also

◼Checkboxes

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