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fix(float): wrong position when bufpos is set

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Problem: when lnum in bufpos is out of range the position of float is wired.

Solution: avoid the height value out of buffer line range.
This commit is contained in:
glepnir 2024-04-20 12:01:28 +08:00
parent 4d52b0cf67
commit 5f18dd3013
3 changed files with 40 additions and 2 deletions
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3
src/nvim/window.c
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@ -827,7 +827,8 @@ void ui_ext_win_position(win_T *wp, bool validate)
row += row_off;
col += col_off;
if (c.bufpos.lnum >= 0) {
pos_T pos = { c.bufpos.lnum + 1, c.bufpos.col, 0 };
int lnum = MIN(c.bufpos.lnum + 1, win->w_buffer->b_ml.ml_line_count);
pos_T pos = { lnum, c.bufpos.col, 0 };
int trow, tcol, tcolc, tcole;
textpos2screenpos(win, &pos, &trow, &tcol, &tcolc, &tcole, true);
row += trow - 1;

2
src/nvim/winfloat.c
View File

@ -221,7 +221,7 @@ void win_config_float(win_T *wp, WinConfig fconfig)
row += row_off;
col += col_off;
if (wp->w_config.bufpos.lnum >= 0) {
pos_T pos = { wp->w_config.bufpos.lnum + 1,
pos_T pos = { MIN(wp->w_config.bufpos.lnum + 1, parent->w_buffer->b_ml.ml_line_count),
wp->w_config.bufpos.col, 0 };
int trow, tcol, tcolc, tcole;
textpos2screenpos(parent, &pos, &trow, &tcol, &tcolc, &tcole, true);

37
test/functional/ui/float_spec.lua
View File

@ -9256,6 +9256,43 @@ describe('float window', function()
api.nvim_set_current_win(winid)
eq("floating window cannot be relative to itself", pcall_err(api.nvim_win_set_config, winid, config))
end)
it("bufpos out of range", function()
local buf = api.nvim_create_buf(false, true)
api.nvim_buf_set_lines(0, 0, -1, false, {})
local config = { relative='win', width=5, height=2, row=0, col=0, bufpos = { 3, 3 } }
api.nvim_open_win(buf, false, config)
if multigrid then
screen:expect({
grid = [[
## grid 1
[2:----------------------------------------]|*6
[3:----------------------------------------]|
## grid 2
^ |
{0:~ }|*5
## grid 3
|
## grid 4
{1: }|
{2:~ }|
]], float_pos={
[4] = {1001, "NW", 2, 0, 0, true, 50};
}, win_viewport={
[2] = {win = 1000, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1, sum_scroll_delta = 0};
[4] = {win = 1001, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1, sum_scroll_delta = 0};
}})
else
screen:expect({
grid = [[
{1:^ } |
{2:~ }{0: }|
{0:~ }|*4
|
]]
})
end
end)
end
describe('with ext_multigrid', function()