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vim-patch:9.0.0915: WinScrolled may trigger immediately when defined

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Problem:    WinScrolled may trigger immediately when defined.
Solution:   Initialize the fields in all windows. (closes vim/vim#11582)

2996773276

Co-authored-by: Bram Moolenaar <Bram@vim.org>
This commit is contained in:
zeertzjq
2022-11-20 21:11:57 +08:00
parent 035d41ac5e
commit 91c192922d
4 changed files with 61 additions and 15 deletions
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33
src/nvim/window.c
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@@ -3868,6 +3868,27 @@ void close_others(int message, int forceit)
}
}
/// Store the relevant window pointers for tab page "tp". To be used before
/// use_tabpage().
void unuse_tabpage(tabpage_T *tp)
{
tp->tp_topframe = topframe;
tp->tp_firstwin = firstwin;
tp->tp_lastwin = lastwin;
tp->tp_curwin = curwin;
}
/// Set the relevant pointers to use tab page "tp". May want to call
/// unuse_tabpage() first.
void use_tabpage(tabpage_T *tp)
{
curtab = tp;
topframe = curtab->tp_topframe;
firstwin = curtab->tp_firstwin;
lastwin = curtab->tp_lastwin;
curwin = curtab->tp_curwin;
}
// Allocate the first window and put an empty buffer in it.
// Only called from main().
void win_alloc_first(void)
@@ -3878,11 +3899,8 @@ void win_alloc_first(void)
}
first_tabpage = alloc_tabpage();
first_tabpage->tp_topframe = topframe;
curtab = first_tabpage;
curtab->tp_firstwin = firstwin;
curtab->tp_lastwin = lastwin;
curtab->tp_curwin = curwin;
unuse_tabpage(first_tabpage);
}
// Init `aucmd_win`. This can only be done after the first window
@@ -4253,10 +4271,7 @@ static void enter_tabpage(tabpage_T *tp, buf_T *old_curbuf, bool trigger_enter_a
win_T *next_prevwin = tp->tp_prevwin;
tabpage_T *old_curtab = curtab;
curtab = tp;
firstwin = tp->tp_firstwin;
lastwin = tp->tp_lastwin;
topframe = tp->tp_topframe;
use_tabpage(tp);
if (old_curtab != curtab) {
tabpage_check_windows(old_curtab);
@@ -5265,7 +5280,7 @@ void win_new_screen_cols(void)
/// Make a snapshot of all the window scroll positions and sizes of the current
/// tab page.
static void snapshot_windows_scroll_size(void)
void snapshot_windows_scroll_size(void)
{
FOR_ALL_WINDOWS_IN_TAB(wp, curtab) {
wp->w_last_topline = wp->w_topline;