Re: Possible to show tooltip at (point) ????

["Lennart Borgman" <lennart.borgman@gmail.com>]

For me it works also if the window is split. The only problem I have
seen is with the margins. Maybe this is platform dependent?

I use this in nXhtml where it used for popup menus for completion in
XHTML. If you want to it is easy to test there.


On Mon, Dec 29, 2008 at 3:05 AM, Kevin Burton <burton@spinn3r.com> wrote:
> Yes..... this DOES work but for a window that's not split.... as soon as you
> split the window the coord is for the first window (not the second).
> I guess I could look at the current window configuration and double the
> current Y if the window is split in half....
> Kind of hacky but could work for a proof of concept.
> Kevin
>
> On Sun, Dec 28, 2008 at 9:31 AM, Lennart Borgman <lennart.borgman@gmail.com>
> wrote:
>>
>> On Sun, Dec 28, 2008 at 6:20 PM, Kevin Burton <burton@spinn3r.com> wrote:
>> > In the predictive package?
>> > I think one just needs to compute the left-margin width.
>>
>> Here is what I have. There is indeed a problem with the left margin.
>> What change do you propose?
>>
>> (defun point-to-coord (point)
>>  "Return coordinates of POINT in selected window.
>> The coordinates are in the form \(\(XOFFSET YOFFSET) WINDOW).
>> This form is suitable for `popup-menu'."
>>  ;; Fix-me: showtip.el adds (window-inside-pixel-edges
>>  ;; (selected-window)). Why?
>>  (let* ((pn (posn-at-point point))
>>         (x-y (posn-x-y pn))
>>         (x (car x-y))
>>         (y (cdr x-y))
>>         (pos (list (list x (+ y 20)) (selected-window))))
>>    pos))
>>
>> > I wrote a tooltip-at-point package a few years ago (but never got it t
>> > work
>> > reliably) and added this into the mix....
>> > Kevin
>> >
>> > On Sun, Dec 28, 2008 at 9:14 AM, Lennart Borgman
>> > <lennart.borgman@gmail.com>
>> > wrote:
>> >>
>> >> On Sun, Dec 28, 2008 at 10:53 AM, Jason Rumney <jasonr@gnu.org> wrote:
>> >> > Kevin Burton wrote:
>> >> >>
>> >> >> You mean by specifying top and left?  I think that is what I was
>> >> >> going
>> >> >> to
>> >> >> do to position the tooltip but first I need to find out the x/y of
>> >> >> the
>> >> >> current point.
>> >> >
>> >> > (posn-at-point &optional POS WINDOW)
>> >>
>> >> I think there is a bug with left margin. (Though I have not had time
>> >> to submit a bug report for this.)
>
>
>
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