Re: Planning Vim 7.3

Marko Mahni wrote:

> On 17. 07. 2010 21:26, Bram Moolenaar wrote:
> >
> > I had a look at the patch. It doesn't include documentation, thus it's
> > not easy to see how to use it.
>
> Here is an updated patch with minimal documentation added to
> if_pyth.txt and a minor update in if_python.c.
>
> Basically the patch exposes a few window attributes and a
> new vim.screen object with two methods.
>
> The new window attributes are: window.left, window.top and
> window.wcursor. The attribute window.width is now exposed
> uncontitionally (previously it was available only when
> FEAT_VERTSPLIT was defined). With these attributes it is
> possible to get the location of the cursor inside the window
> (the old window.cursor is expressed in the number of
> vim-lines/columns, not screen lines/columns).
>
> The two methods of the screen object are used to write
> strings directly to the vim screen (screen.puts) and to get
> the raw attribute values of vim syntax elements
> (screen.getHighlightAttr) which can be subsequently used
> with puts. The parameters in puts are modelled after the
> function puts in ncurses (the patch was developed as a part
> of vimscript 2606 which initially only used ncurses).
>
> All the functionality could also be implemented in VimScript
> so that it could be used by other plugins:
>
> - puts: a new function that exposes
> screen_puts_len()
> in VimScript (length could be omitted)
>
> - getHihghlightAttr: expose a function that calls:
> int id = syn_name2id(name);
> int attr = syn_id2attr(id);
> return attr
>
> - a new function: get_win_cursor({nr}), returns a list:
> (long)(this->win->w_wrow), (long)(this->win->w_wcol)
>
> - a new function: get_win_pos({nr}), returns a list:
> (long)(W_WINROW(this->win)), (long)(W_WINCOL(this->win))
>
> - winwidth() and winheight() already exist
>
> I'm not acquainted with VimScript internals but I think it
> shouldn't be too hard to do this.
>
> >
> > Also, I have included support for Python 3 now. Can the same be done
> > for that?
> >
>
> Currently I'm not using Python 3 but judging from a diff
> between if_python.c and if_python3.c this could be done.
> Most of the patch could just be copied into if_python3.c
> except the screen object structure which should be changed.

Thanks. I'll add a note in the todo list. I don't expect to include
this soon, thus keep working on it.

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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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