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fix(completion): set 'wrap' and scrolloff=0 in preview window (#37327)

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Problem: info/preview floating windows are created
without wrap enabled, causing info text to be
truncated.

Solution: enable 'wrap' and set 'scrolloff' to 0 by
default, like vim's popup_create does.
This commit is contained in:
glepnir
2026-01-10 16:31:01 +08:00
committed by GitHub
parent 63cbc95d45
commit 634f6424aa
3 changed files with 18 additions and 4 deletions
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4
src/nvim/popupmenu.c
View File

@@ -1010,7 +1010,7 @@ win_T *pum_set_info(int selected, char *info)
no_u_sync++;
win_T *wp = win_float_find_preview();
if (wp == NULL) {
wp = win_float_create(false, true);
wp = win_float_create_preview(false, true);
if (!wp) {
return NULL;
}
@@ -1138,7 +1138,7 @@ static bool pum_set_selected(int n, int repeat)
if (wp) {
win_enter(wp, false);
} else {
wp = win_float_create(true, true);
wp = win_float_create_preview(true, true);
if (wp) {
resized = true;
}

6
src/nvim/winfloat.c
View File

@@ -403,7 +403,7 @@ win_T *win_float_find_altwin(const win_T *win, const tabpage_T *tp)
return (wp->w_config.focusable && !wp->w_config.hide) ? wp : tp->tp_firstwin;
}
/// Inline helper function for handling errors and cleanup in win_float_create.
/// Inline helper function for handling errors and cleanup in win_float_create_preview.
static inline win_T *handle_error_and_cleanup(win_T *wp, Error *err)
{
if (ERROR_SET(err)) {
@@ -424,7 +424,7 @@ static inline win_T *handle_error_and_cleanup(win_T *wp, Error *err)
/// @param[in] bool create a new buffer for window.
///
/// @return win_T
win_T *win_float_create(bool enter, bool new_buf)
win_T *win_float_create_preview(bool enter, bool new_buf)
{
WinConfig config = WIN_CONFIG_INIT;
config.col = curwin->w_wcol;
@@ -464,6 +464,8 @@ win_T *win_float_create(bool enter, bool new_buf)
unblock_autocmds();
wp->w_p_diff = false;
wp->w_float_is_info = true;
wp->w_p_wrap = true; // 'wrap' is default on
wp->w_p_so = 0; // 'scrolloff' zero
if (enter) {
win_enter(wp, false);
}

12
test/functional/ui/popupmenu_spec.lua
View File

@@ -2274,6 +2274,18 @@ describe('builtin popupmenu', function()
local info = fn.complete_info()
eq(true, api.nvim_win_get_config(info.preview_winid).hide)
end)
it('enables wrap to avoid info text truncation', function()
screen:try_resize(50, 11)
command([[
set nowrap
set cot+=menuone
let g:list = [#{word: 'class', info: repeat('+', 60)}]
]])
feed('S<C-x><C-o>')
local info = fn.complete_info()
eq(2, api.nvim_win_get_config(info.preview_winid).height)
end)
end)
it('with vsplits', function()