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patch 8.1.2192: cannot easily fill the info popup asynchronously

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Problem:    Cannot easily fill the info popup asynchronously.
Solution:   Add the "popuphidden" value to 'completeopt'. (closes #4924)
This commit is contained in:
Bram Moolenaar
2019-10-20 18:17:57 +02:00
parent 88d3d09e07
commit dca7abe79c
15 changed files with 195 additions and 28 deletions
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23
runtime/doc/insert.txt
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@@ -1,4 +1,4 @@
*insert.txt* For Vim version 8.1. Last change: 2019 Sep 27
*insert.txt* For Vim version 8.1. Last change: 2019 Oct 20
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1138,6 +1138,27 @@ below the text, and the bottom of the menu otherwise.
After the info popup is created it can be found with |popup_findinfo()| and
properties can be changed with |popup_setoptions()|.
*complete-popuphidden*
If the information for the popup is obtained asynchronously, use "popuphidden"
in 'completeopt'. The info popup will then be initally hidden and
|popup_show()| must be called once it has been filled with the info. This can
be done with a |CompleteChanged| autocommand, something like this: >
set completeopt+=popuphidden
au CompleteChanged * call UpdateCompleteInfo()
func UpdateCompleteInfo()
" Cancel any pending info fetch
let item = v:event.completed_item
" Start fetching info for the item then call ShowCompleteInfo(info)
endfunc
func ShowCompleteInfo(info)
let id = popup_findinfo()
if id
call popup_settext(id, 'async info: ' .. a:info)
call popup_show(id)
endif
endfunc
< *complete-item-kind*
The "kind" item uses a single letter to indicate the kind of completion. This
may be used to show the completion differently (different color or icon).
Currently these types can be used:

9
runtime/doc/options.txt
View File

@@ -1,4 +1,4 @@
*options.txt* For Vim version 8.1. Last change: 2019 Sep 28
*options.txt* For Vim version 8.1. Last change: 2019 Oct 20
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1919,6 +1919,13 @@ A jump table for the options with a short description can be found at |Q_op|.
See |'completepopup'| for specifying properties.
{only works when compiled with the |+textprop| feature}
popuphidden
Just like "popup" but initially hide the popup. Use a
|CompleteChanged| autocommand to fetch the info and call
|popup_show()| once the popup has been filled.
See the example at |complete-popuphidden|.
{only works when compiled with the |+textprop| feature}
noinsert Do not insert any text for a match until the user selects
a match from the menu. Only works in combination with
"menu" or "menuone". No effect if "longest" is present.