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Re: [Nano-devel] Re: Soft wrapping updarte and write permission check

From: Chris Allegretta
Subject: Re: [Nano-devel] Re: Soft wrapping updarte and write permission check
Date: Sun, 13 Sep 2009 00:51:49 -0400

Thank you for the updated description Hannes.  That should be fixed now as well.

On Mon, Sep 7, 2009 at 12:48 PM, Hannes <address@hidden> wrote:
> Hi!
> On Mon, 7 Sep 2009 00:36:53 -0400
> Chris Allegretta <address@hidden> wrote:
>> On Fri, Sep 4, 2009 at 11:08 AM, Hannes<address@hidden>
>> wrote:
>> > here is another small issue I discovered (rv4408): searching for a
>> > string (Ctrl+W) will send the cursor to a line a few lines above of
>> > where the string has actually been found. If the string has been
>> > within the viewport all along, it works correctly, though,
>> > regardless of softwrapped lines above or below.
>> So you search for text off-screen, with soft-wrapping enabled, and it
>> puts the cursor in the wrong place?  Hmm, does your starting cursor
>> position before you do the search matter?   Any sample text you could
>> mention for me to try and reproduce?
> Ok, I experimented some more with this, and indeed my initial
> description was off a little.
> What actually happens for me is that when I search for off-screen text
> (regardless of where the cursor was before), the cursor does jump to
> the *right* spot (as indicated by the status line), but the *viewport*
> doesn't update itself correctly.
> When searching the normal way (forward, i.e. down from cursor position),
> the last line to be shown will be exactly "n" lines above the position
> where the term has been found, "n" being the number of soft-wrapped
> lines currently within the viewport. So if there are four soft-wrapped
> lines not far from the search term, the viewport will move four lines
> too few.
> Then I can use cursor up four times to get the cursor into the viewport
> again (without the viewport being updated). Cursor left and right will
> not update the viewport, either, but the status line shows it moving.
> Alternatively, using cursor down, the cursor does go down, and the
> viewport scrolls down by one line, too (though the relative error
> remains the same - the cursor's virtual position is still out of view).
> All this time, nano actually shows "a" cursor in the very last line to
> be shown. That is what confused me at first. However, that is
> apparantely not the actual cursor position, but just graphical display.
> Typing anything will insert the characters at the position shown in the
> status line (off-screen).
> So the error doesn't seem to be in the function moving the cursor to
> the search term, but in the routine moving the viewport.
> Hannes
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