On 8/28/07, Yakov Lerner <[EMAIL PROTECTED]> wrote:
>
> On 8/27/07, Bram Moolenaar <[EMAIL PROTECTED]> wrote:
> >
> >
> > Yakov Lerner wrote:
> >
> > > I get weird up/down behaviour when cursor traverses the braces. vim
> > 7.1.87,
> > > no custom plugins. This is apparently somehow related to matchparen.
> > >
> > > The testfile is x.c below.
> > > Here is what happens if I press down starting from the beginning of
> > file,
> > > position 1:
> > >
> > > 1. Down. instead of going to line 2, cursor shows at line 4 !!!
> > > 2. Down. cursor is at line 3
> > > 3. Down. cursor is at line 2 !!!
> > > 4. Down. cursor is at line 5
> > > 6. Up. Cursor is at line 2!!!
> > > 7. Up. Cursor is at line 3.
> > > 8. Up. Cursor is '}' line 4!!!
> > > 9. Up. Cursor is at line 1.
> > >
> > > ----------- x.c ----------------
> > > int foo()
> > > {
> > > return 0;
> > > }
> > > /* */
> >
> > I don't have a vt220 so I can't try it out. I wonder if you are
> > actually using a vt220 anyway, these are quite rare these days...
>
>
> I observe same results when setting XTERM to xterm-mono.
> The terminal was actually xterm.
> You can change vt220 to xterm-mono and see the same results.
>
> > How can you tell where the cursor is and it's not the highlighting that
> > makes you think the cursor is somewhere else?
>
> I can do :echo line('.') col('.'). This shows me that cursor is not
> where vim shows the white block on the screen.
>
> > Try using a different color scheme.
>
> I normally work in color xterm. There is no problem there.
> I do not normally work in B/W term. What we were doing, we were checking
> how some console software (not vim) behaves under the black-and-white TERM.
>
>
> As a side effect, I noticed that matchparen behaves weirdly on B/W term.
> In the mentioned B/W setup, the colorscheme was default because .vimrc is
> empty.
>
> Anyway, if you want to see the matchparen problem on BW term (with default
> colorscheme), you can set TERM to xterm-mono and see for yousrself.
>
Maybe the solution is that patchparen would turn itself off when the
terminal is black and white.
Even if matchparen gets fixed and shows exactly same blocks at two places --
at the cursor point and and at the matching parent point -- this looks
confusing.
Yakov
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