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When entering or leaving the alternate screen, discard any pending

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resizes. Improves flicking with scrollbars and programs that leave and
enter the alternate screen on every WINCH like nano. GitHub issue 4772.

Cvs: ----------------------------------------------------------------------
This commit is contained in:
nicm
2026-06-08 20:41:21 +00:00
parent 34fd261a4f
commit fe986a52d6
4 changed files with 24 additions and 14 deletions
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15
screen-write.c
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@@ -2765,16 +2765,22 @@ void
screen_write_alternateon(struct screen_write_ctx *ctx, struct grid_cell *gc,
int cursor)
{
struct tty_ctx ttyctx;
struct window_pane *wp = ctx->wp;
struct tty_ctx ttyctx;
struct window_pane *wp = ctx->wp;
struct window_pane_resize *r, *r1;
if (wp != NULL && !options_get_number(wp->options, "alternate-screen"))
return;
screen_write_collect_flush(ctx, 0, __func__);
screen_alternate_on(ctx->s, gc, cursor);
if (!screen_alternate_on(ctx->s, gc, cursor))
return;
if (wp != NULL) {
TAILQ_FOREACH_SAFE (r, &wp->resize_queue, entry, r1) {
TAILQ_REMOVE(&wp->resize_queue, r, entry);
free(r);
}
layout_fix_panes(wp->window, NULL);
server_redraw_window_borders(wp->window);
}
@@ -2796,7 +2802,8 @@ screen_write_alternateoff(struct screen_write_ctx *ctx, struct grid_cell *gc,
return;
screen_write_collect_flush(ctx, 0, __func__);
screen_alternate_off(ctx->s, gc, cursor);
if (!screen_alternate_off(ctx->s, gc, cursor))
return;
if (wp != NULL) {
layout_fix_panes(wp->window, NULL);