TImageEnMView.ImageID

Declaration

property ImageID[Index: Integer]: Integer;

Description

ImageID associates a numeric ID with the image at Index. It is mainly used to allow dynamic loading of content into a TImageEnMView.
This ID is returned in the OnImageIDRequest and OnImageIDRequestEx events.

Note: ImageFilename is not valid when using ImageID.

Demos

Default: -1

Example

// Display all bitmaps in a TImageList in a TImageEnMView
procedure TMyForm.FormShow(Sender: TObject);
var
  i: Integer;
begin          
  ImageEnMView1.Clear();

  // Add an ID for every bitmap in a TImageList
  for i := 0 to ImageList1.Count - 1 do
  begin
    ImageEnMView1.InsertImage(i);
    ImageEnMView1.ImageID[i] := i;
  end;
end;

procedure TMyForm.ImageEnMViewOnImageIDRequest(Sender: TObject; ID: Integer; var Bitmap: TBitmap);
begin
  // Retrieve the image from a TImageList
  Bitmap := TBitmap.Create();
  ImageList1.GetBitmap(ID, Bitmap);
end;

See Also

◼OnImageIDRequest
◼OnImageIDRequestEx
◼ImageFilename

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