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Add support for overlay popup boxes to show text or output temporarily

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above the normal layout. These work similarly to menus and are created
with the display-popup command.
This commit is contained in:
nicm
2020-03-24 08:09:43 +00:00
parent edca27ae45
commit 8a838b0372
12 changed files with 749 additions and 36 deletions
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19
tty.c
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@@ -1250,6 +1250,16 @@ tty_check_codeset(struct tty *tty, const struct grid_cell *gc)
return (&new);
}
static int
tty_check_overlay(struct tty *tty, u_int px, u_int py)
{
struct client *c = tty->client;
if (c->overlay_check == NULL)
return (1);
return (c->overlay_check(c, px, py));
}
void
tty_draw_line(struct tty *tty, struct window_pane *wp, struct screen *s,
u_int px, u_int py, u_int nx, u_int atx, u_int aty)
@@ -1329,7 +1339,8 @@ tty_draw_line(struct tty *tty, struct window_pane *wp, struct screen *s,
grid_view_get_cell(gd, px + i, py, &gc);
gcp = tty_check_codeset(tty, &gc);
if (len != 0 &&
((gcp->attr & GRID_ATTR_CHARSET) ||
(!tty_check_overlay(tty, atx + ux + width, aty) ||
(gcp->attr & GRID_ATTR_CHARSET) ||
gcp->flags != last.flags ||
gcp->attr != last.attr ||
gcp->fg != last.fg ||
@@ -1358,7 +1369,9 @@ tty_draw_line(struct tty *tty, struct window_pane *wp, struct screen *s,
screen_select_cell(s, &last, gcp);
else
memcpy(&last, gcp, sizeof last);
if (ux + gcp->data.width > nx) {
if (!tty_check_overlay(tty, atx + ux, aty))
ux += gcp->data.width;
else if (ux + gcp->data.width > nx) {
tty_attributes(tty, &last, wp);
tty_cursor(tty, atx + ux, aty);
for (j = 0; j < gcp->data.width; j++) {
@@ -1372,7 +1385,7 @@ tty_draw_line(struct tty *tty, struct window_pane *wp, struct screen *s,
tty_cursor(tty, atx + ux, aty);
for (j = 0; j < gcp->data.size; j++)
tty_putc(tty, gcp->data.data[j]);
ux += gc.data.width;
ux += gcp->data.width;
} else {
memcpy(buf + len, gcp->data.data, gcp->data.size);
len += gcp->data.size;