| ImageEn, unit iexUserInteractions |  | 
 
TIEButtonInteraction.FillColor
 
Declaration
property FillColor: TColor;
Description
Specify the color of the 
Previous and Next buttons.
You can adjust the transparency of the button using 
FillTransparency
The color of the button border is specified by 
BorderColor
Default: clWhite
 |   | Demos\Multi\MViewPreview\MViewPreview.dpr | 
 |   | Demos\Multi\MView_AttachedViewer\MViewPreview.dpr | 
 |   | Demos\InputOutput\IEViewMulti\IEViewMulti.dpr | 
ImageEnView1.Update;
// Change event for Style combobox
procedure TForm1.cmbButtonStyleChange(Sender: TObject);
const
  __cmbButtonStyle_Default         = 0;
  __cmbButtonStyle_BigCustom       = 1;
  __cmbButtonStyle_SemiTransparent = 2;
  __cmbButtonStyle_Solid           = 3;
begin
  case cmbButtonStyle.ItemIndex of
    __cmbButtonStyle_BigCustom:
      begin
        // Big yellow buttons with red border
        ImageEnView1.ButtonParams.FillColor          := clGold;
        ImageEnView1.ButtonParams.FillTransparency   := 255;
        ImageEnView1.ButtonParams.BorderWidth        := 2;
        ImageEnView1.ButtonParams.BorderColor        := clPastelRed;
        ImageEnView1.ButtonParams.BorderTransparency := 255;
        ImageEnView1.ButtonParams.Size  := 40;
      end;
    __cmbButtonStyle_SemiTransparent:
      begin
        // Buttons with gray border and semi-transparent fill
        ImageEnView1.ButtonParams.FillColor          := clWhite;
        ImageEnView1.ButtonParams.FillTransparency   := 110;
        ImageEnView1.ButtonParams.BorderWidth        := 2;
        ImageEnView1.ButtonParams.BorderColor        := clDarkGray;
        ImageEnView1.ButtonParams.BorderTransparency := 255;
        ImageEnView1.ButtonParams.Size  := 30;
      end;
    __cmbButtonStyle_Solid:
      begin
        // Solid red buttons without border
        ImageEnView1.ButtonParams.FillColor          := clPastelRed;
        ImageEnView1.ButtonParams.FillTransparency   := 255;
        ImageEnView1.ButtonParams.BorderWidth        := 0;
        ImageEnView1.ButtonParams.BorderColor        := clDarkGray;
        ImageEnView1.ButtonParams.BorderTransparency := 255;
        ImageEnView1.ButtonParams.Size  := 30;
      end;
    else // __cmbButtonStyle_Default
      begin
        // Standard buttons with gray border and white fill
        ImageEnView1.ButtonParams.FillColor          := clWhite;
        ImageEnView1.ButtonParams.FillTransparency   := 255;
        ImageEnView1.ButtonParams.BorderWidth        := 1;
        ImageEnView1.ButtonParams.BorderColor        := clDarkGray;
        ImageEnView1.ButtonParams.BorderTransparency := 255;
        ImageEnView1.ButtonParams.Size  := 25;
      end;
  end;
  ImageEnView1.Update();
end;
See Also
◼ShowButtons
◼FillTransparency
◼BorderColor
◼BorderTransparency
◼BorderWidth
◼Size
◼Offset