[Lazarus] Incorrect scrollbar theme in editor popup windows

zeljko zeljko at holobit.net
Wed Sep 26 14:10:17 CEST 2012

On Wednesday 26 of September 2012 13:34:34 Graeme Geldenhuys wrote:
> On 2012-09-26 12:22, Mattias Gaertner wrote:
> > The TSynBaseCompletionForm paints on the form, the whole area. But the
> > TScrollBar is not opaque, so syncompletion paints into the scrollbar.
> > I fixed the background of items.
> Why is the TScrollBar not opaque?  Is this a setting only for synedit,
> or for general LCL?

WS decides about opacity of scrollbar. LCL does not paint it at all.
> Or why doesn't the form painting simply not take the scrollbar into
> account. If the scrollbar is visible, reduce the client rectangle
> painting area and/or paint the client area behind the scrollbar as
> clForm color.

Paint method of that forms should take into account scrollbar and reduce it's 
rect (so not FillRect() and others below scrollbar.


More information about the Lazarus mailing list