Reference IPictureDialog

IPictureDialog is a file dialog for images which can show a preview of the selected image. Its filter starts with the image formats. LoadBitmap loads the chosen file using NewBitmapData, or returns nil if no file was chosen.

  IPictureDialog = interface(IFileDialog)
  public
    { Load the chosen file or return nil if no file was chosen }
    function LoadBitmap: IBitmapData;
  end;