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fix(multigrid): #15075 mouse events crash neovim

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This commit is contained in:
Yatao Li 2021-07-15 02:53:58 +08:00
parent db695cc4ca
commit 28ac6c00e6
2 changed files with 97 additions and 3 deletions
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12
src/nvim/mouse.c
View File

@ -723,14 +723,20 @@ int mouse_check_fold(void)
int click_row = mouse_row;
int click_col = mouse_col;
int mouse_char = ' ';
int max_row = Rows;
int max_col = Columns;
int multigrid = ui_has(kUIMultigrid);
win_T *wp;
wp = mouse_find_win(&click_grid, &click_row, &click_col);
if (wp && multigrid) {
max_row = wp->w_grid_alloc.Rows;
max_col = wp->w_grid_alloc.Columns;
}
if (wp && mouse_row >= 0 && mouse_row < Rows
&& mouse_col >= 0 && mouse_col <= Columns) {
int multigrid = ui_has(kUIMultigrid);
if (wp && mouse_row >= 0 && mouse_row < max_row
&& mouse_col >= 0 && mouse_col < max_col) {
ScreenGrid *gp = multigrid ? &wp->w_grid_alloc : &default_grid;
int fdc = win_fdccol_count(wp);
int row = multigrid && mouse_grid == 0 ? click_row : mouse_row;

88
test/functional/ui/multigrid_spec.lua
View File

@ -2220,4 +2220,92 @@ describe('ext_multigrid', function()
[4] = {win = {id = 1001}, topline = 4, botline = 8, curline = 4, curcol = 38},
}}
end)
it('does not crash when dragging mouse across grid boundary', function()
screen:try_resize(48, 8)
screen:expect{grid=[[
## grid 1
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
{11:[No Name] }|
[3:------------------------------------------------]|
## grid 2
^ |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
## grid 3
|
]], win_viewport={
[2] = {win = { id = 1000 }, topline = 0, botline = 2, curline = 0, curcol = 0}
}}
insert([[
Lorem ipsum dolor sit amet, consectetur
adipisicing elit, sed do eiusmod tempor
incididunt ut labore et dolore magna aliqua.
Ut enim ad minim veniam, quis nostrud
exercitation ullamco laboris nisi ut aliquip ex
ea commodo consequat. Duis aute irure dolor in
reprehenderit in voluptate velit esse cillum
dolore eu fugiat nulla pariatur. Excepteur sint
occaecat cupidatat non proident, sunt in culpa
qui officia deserunt mollit anim id est
laborum.]])
screen:expect{grid=[[
## grid 1
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
{11:[No Name] [+] }|
[3:------------------------------------------------]|
## grid 2
ea commodo consequat. Duis aute irure dolor in |
reprehenderit in voluptate velit esse cillum |
dolore eu fugiat nulla pariatur. Excepteur sint |
occaecat cupidatat non proident, sunt in culpa |
qui officia deserunt mollit anim id est |
laborum^. |
## grid 3
|
]], win_viewport={
[2] = {win = {id = 1000}, topline = 5, botline = 11, curline = 10, curcol = 7},
}}
meths.input_mouse('left', 'press', '', 1,5, 1)
poke_eventloop()
meths.input_mouse('left', 'drag', '', 1, 6, 1)
screen:expect{grid=[[
## grid 1
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
[2:------------------------------------------------]|
{11:[No Name] [+] }|
[3:------------------------------------------------]|
## grid 2
reprehenderit in voluptate velit esse cillum |
dolore eu fugiat nulla pariatur. Excepteur sint |
occaecat cupidatat non proident, sunt in culpa |
qui officia deserunt mollit anim id est |
l^aborum. |
{1:~ }|
## grid 3
{7:-- VISUAL --} |
]], win_viewport={
[2] = {win = {id = 1000}, topline = 6, botline = 12, curline = 10, curcol = 1},
}}
end)
end)