> Hello, i am currently having problems loading large files into a rich text
> control, possibly because my program is too slow.  It colour codes text
and
> i have decided to do it one page at a time + buffer at the top and bottom
> instead of all at once - how do i make the program just process the
current
> page, as there is no way of knowing what lines start and stop on a rich
text
> control window and when scrolling how do i update this one or x lines at a
> time.

> Basically, how do i write a text editor that can appear to colour code
> ~50000 lines of text?

> Thank you loads for your help!

>   It may turn out to be too slow updating it constantly, but there are
> several EM_ constants, used with SendMessage, that will give you access to
> much more functionality in an RTB.
>   EM_GETFIRSTVISIBLELINE will return the top line showing.
>   Dan Appleman's API book covers most of these calls, as does the Win32API
> Help file from MS, if you have it.
> --
> --


> > Hello, i am currently having problems loading large files into a rich
text
> > control, possibly because my program is too slow.  It colour codes text
> and
> > i have decided to do it one page at a time + buffer at the top and
bottom
> > instead of all at once - how do i make the program just process the
> current
> > page, as there is no way of knowing what lines start and stop on a rich
> text
> > control window and when scrolling how do i update this one or x lines at
a
> > time.

> > Basically, how do i write a text editor that can appear to colour code
> > ~50000 lines of text?

> > Thank you loads for your help!