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Only trim blank lines when the source pane is not the target pane,

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otherwise the cursor moves which is a bit strange.
This commit is contained in:
nicm 2020-04-20 06:08:37 +00:00
parent 4bc0a83d51
commit b846ec2665
1 changed files with 11 additions and 8 deletions
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19
window-copy.c
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@ -299,7 +299,7 @@ window_copy_scroll_timer(__unused int fd, __unused short events, void *arg)
static struct screen *
window_copy_clone_screen(struct screen *src, struct screen *hint, u_int *cx,
u_int *cy)
u_int *cy, int trim)
{
struct screen *dst;
u_int sy;
@ -308,11 +308,13 @@ window_copy_clone_screen(struct screen *src, struct screen *hint, u_int *cx,
dst = xcalloc(1, sizeof *dst);
sy = screen_hsize(src) + screen_size_y(src);
while (sy > screen_hsize(src)) {
gl = grid_peek_line(src->grid, sy - 1);
if (gl->cellused != 0)
break;
sy--;
if (trim) {
while (sy > screen_hsize(src)) {
gl = grid_peek_line(src->grid, sy - 1);
if (gl->cellused != 0)
break;
sy--;
}
}
log_debug("%s: target screen is %ux%u, source %ux%u", __func__,
screen_size_x(src), sy, screen_size_x(hint),
@ -386,7 +388,8 @@ window_copy_init(struct window_mode_entry *wme,
u_int i, cx, cy;
data = window_copy_common_init(wme);
data->backing = window_copy_clone_screen(base, &data->screen, &cx, &cy);
data->backing = window_copy_clone_screen(base, &data->screen, &cx, &cy,
wme->swp != wme->wp);
if (cy < screen_hsize(data->backing)) {
data->cx = cx;
@ -2042,7 +2045,7 @@ window_copy_cmd_refresh_from_pane(struct window_copy_cmd_state *cs)
screen_free(data->backing);
free(data->backing);
data->backing = window_copy_clone_screen(&wp->base, &data->screen, NULL,
NULL);
NULL, wme->swp != wme->wp);
window_copy_size_changed(wme);
return (WINDOW_COPY_CMD_REDRAW);