Ben Schmidt wrote: > >> On 27/01/11 3:38 AM, oCameLo wrote: > >>> There's so many questions and feature requests about use mouse to > >>> scroll screen lines, but until now, it's still impossible. > >> > >> Bram, you're not opposed to this kind of feature, are you? So if I did > >> some work on it, it could be included in Vim at some stage, right? > > > > This is a change that has a high probablity of introducing new bugs. > > True, though if coded carefully, these bugs should only appear when the > feature is turned on. > > > There are also a few questions about how to allow the user to access > > this, with an option setting or with different scroll commands? > > Probably a setting, so that it can work with scrollbars. > > I think it would probably be best to do this in stages: > > 1. Add new commands to scroll one screen line at a time. Test it out, > including by mapping the scrollwheel to those new commands in the X > GUIs. This shouldn't be too hard, as Vim can already display lines > starting part way through; it just usually doesn't. The experience > wouldn't be very smooth yet either, but screen-line scrolling would at > least be possible, and it would pave the way for something better. > > 2. Add an option to make scrolling work with screen lines. The meaning > of this option would be to affect all scrolling. To start with, though, > just make it change the meaning of the scroll wheel in X GUIs (already > implemented), and where easy, the clicks of the scroll bar arrows. It > might not affect Windows yet; it depends how the scrolling works there, > and I haven't looked in any detail. > > 3. Make other parts of Vim, such as moving line-to-line, vertical jumps, > and scrolling for scrolloff honour the new option, too, choosing window > positions that begin with partial lines. This would make the editing > experience pretty smooth. > > 4. Update the code for scrollbars more thoroughly, so that dragging the > bar can work with screen lines, too. Windows should definitely benefit > by this stage and the feature would basically be finished. > > 5. Pick the nits of little bugs that we can't foresee. > > What do you think? Would this be an OK way to proceed?
Sounds good. -- "The question of whether computers can think is just like the question of whether submarines can swim." -- Edsger W. Dijkstra /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\ /// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\ \\\ an exciting new programming language -- http://www.Zimbu.org /// \\\ help me help AIDS victims -- http://ICCF-Holland.org /// -- You received this message from the "vim_use" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php
