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Fix tty-clear-area and make aware of floating panes.

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This commit is contained in:
Michael Grant 2025-12-09 13:34:26 +00:00
parent 2591df66cc
commit 67319ad9d9
1 changed files with 47 additions and 13 deletions
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60
tty.c
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@ -1217,13 +1217,21 @@ static void
tty_clear_pane_line(struct tty *tty, const struct tty_ctx *ctx, u_int py,
u_int px, u_int nx, u_int bg)
{
struct client *c = tty->client;
u_int i, x, rx, ry;
struct client *c = tty->client;
struct window_pane *wp = ctx->arg;
struct visible_ranges *vr = NULL;
u_int r, i, x, rx, ry, oy = 0;
log_debug("%s: %s, %u at %u,%u", __func__, c->name, nx, px, py);
if (tty_clamp_line(tty, ctx, px, py, nx, &i, &x, &rx, &ry))
tty_clear_line(tty, &ctx->defaults, ry, x, rx, bg);
if (tty_clamp_line(tty, ctx, px, py, nx, &i, &x, &rx, &ry)) {
vr = screen_redraw_get_visible_ranges(wp, x, ry, rx);
for (r=0; r < vr->used; r++) {
if (vr->nx[r] == 0)
continue;
tty_clear_line(tty, &ctx->defaults, ry, vr->px[r], vr->nx[r], bg);
}
}
}
/* Clamp area position to visible part of pane. */
@ -1290,12 +1298,16 @@ tty_clamp_area(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
/* Clear an area, adjusting to visible part of pane. */
static void
tty_clear_area(struct tty *tty, const struct grid_cell *defaults, u_int py,
tty_clear_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
u_int ny, u_int px, u_int nx, u_int bg)
{
struct client *c = tty->client;
u_int yy;
char tmp[64];
struct client *c = tty->client;
const struct grid_cell *defaults = &ctx->defaults;
struct window *w = c->session->curw->window;
struct window_pane *wpl, *wp = ctx->arg;
struct visible_ranges *vr = NULL;
u_int r, yy, overlap = 0, oy = 0;
char tmp[64];
log_debug("%s: %s, %u,%u at %u,%u", __func__, c->name, nx, ny, px, py);
@ -1303,8 +1315,21 @@ tty_clear_area(struct tty *tty, const struct grid_cell *defaults, u_int py,
if (nx == 0 || ny == 0)
return;
/* Verify there's nothing overlapping in z-index before using BCE. */
TAILQ_FOREACH(wpl, &w->z_index, zentry) {
if (wpl == wp || ~wpl->flags & PANE_FLOATING)
continue;
if (wpl->xoff - 1 > (int)(px + nx) || wpl->xoff + wpl->sx + 1 < px)
continue;
if (wpl->yoff - 1 > (int)(py + ny) || wpl->yoff + wpl->sy + 1 < py)
continue;
overlap++;
if (overlap > 1) break;
}
/* If genuine BCE is available, can try escape sequences. */
if (c->overlay_check == NULL && !tty_fake_bce(tty, defaults, bg)) {
if (!overlap && c->overlay_check == NULL &&
!tty_fake_bce(tty, defaults, bg)) {
/* Use ED if clearing off the bottom of the terminal. */
if (px == 0 &&
px + nx >= tty->sx &&
@ -1355,9 +1380,18 @@ tty_clear_area(struct tty *tty, const struct grid_cell *defaults, u_int py,
}
}
if (c->session->statusat == 0)
oy = c->session->statuslines;
/* Couldn't use an escape sequence, loop over the lines. */
for (yy = py; yy < py + ny; yy++)
tty_clear_line(tty, defaults, yy, px, nx, bg);
for (yy = py; yy < py + ny; yy++) {
vr = screen_redraw_get_visible_ranges(wp, px, yy - oy, nx);
for (r=0; r < vr->used; r++) {
if (vr->nx[r] == 0)
continue;
tty_clear_line(tty, defaults, yy, vr->px[r], vr->nx[r], bg);
}
}
}
/* Clear an area in a pane. */
@ -1365,10 +1399,10 @@ static void
tty_clear_pane_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
u_int ny, u_int px, u_int nx, u_int bg)
{
u_int i, j, x, y, rx, ry;
u_int i, j, x, y, rx, ry;
if (tty_clamp_area(tty, ctx, px, py, nx, ny, &i, &j, &x, &y, &rx, &ry))
tty_clear_area(tty, &ctx->defaults, y, ry, x, rx, bg);
tty_clear_area(tty, ctx, y, ry, x, rx, bg);
}
/* Redraw a line at py of a screen taking into account obscured ranges.