Re: Scrollbar slider doesn't change size when folding

Albert Berger wrote:

> When editing a large buffer in gvim/Linux with many folds and folding
> is toggled so that 800 line buffer is folded to 80 lines (with the
> window height being 50 lines), the scrollbar slider doesn't change its
> length and remains of the same size as when the buffer is fully
> unfolded. Is this behaviour by design and has some rationale as
> compared to the adaptable size of the slider depending on the actually
> visible lines?

This is because computing the size of the scrollbar thumb would require
going through the whole file and computing the folds. That can be very
slow in a large file.

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