circlecloud/tmux
1
0
Fork 0
mirror of https://github.com/tmux/tmux.git synced 2026-05-30 14:16:18 +00:00
Code Issues Projects Releases Wiki Activity

Merge branch 'obsd-master'

Browse Source
This commit is contained in:
Thomas Adam
2026-05-27 22:15:06 +01:00
parent 3690c64e88 5c40cc43b2
commit f53c4e7525
3 changed files with 86 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

96
screen-write.c
View File

@@ -1127,7 +1127,7 @@ screen_write_redraw_line(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx,
{
struct window_pane *wp = ctx->wp;
struct screen *s = ctx->s;
struct grid_cell gc;
struct grid_cell gc, ngc;
u_int sx = screen_size_x(s), cx, i, n;
u_int xoff = wp->xoff, yoff = wp->yoff;
struct visible_ranges *r;
@@ -1142,9 +1142,15 @@ screen_write_redraw_line(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx,
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, yy, &gc);
if (~gc.flags & GRID_FLAG_SELECTED)
ttyctx->cell = &gc;
else {
screen_select_cell(s, &ngc, &gc);
ttyctx->cell = &ngc;
}
ttyctx->ocx = cx;
ttyctx->ocy = yy;
ttyctx->cell = &gc;
tty_write(tty_cmd_cell, ttyctx);
}
}
@@ -2353,6 +2359,7 @@ void
screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
{
struct screen *s = ctx->s;
struct window_pane *wp = ctx->wp;
struct grid *gd = s->grid;
const struct utf8_data *ud = &gc->data;
struct grid_line *gl;
@@ -2360,8 +2367,10 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
struct grid_cell tmp_gc, now_gc;
struct tty_ctx ttyctx;
u_int sx = screen_size_x(s), sy = screen_size_y(s);
u_int width = ud->width, xx, not_wrap;
int selected, skip = 1, redraw = 0;
u_int width = ud->width, xx, not_wrap, i, n, vis;
int selected, skip = 1, redraw = 0, yoff = 0;
struct visible_ranges *r;
struct visible_range *ri;
/* Ignore padding cells. */
if (gc->flags & GRID_FLAG_PADDING)
@@ -2459,6 +2468,12 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
if (selected)
skip = 0;
/* Get visible ranges for the character before moving the cursor. */
if (wp != NULL)
yoff = wp->yoff;
r = screen_redraw_get_visible_ranges(wp, s->cx, s->cy + yoff, width,
NULL);
/*
* Move the cursor. If not wrapping, stick at the last character and
* replace it.
@@ -2467,7 +2482,7 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
if (s->cx <= sx - not_wrap - width)
screen_write_set_cursor(ctx, s->cx + width, -1);
else
screen_write_set_cursor(ctx, sx - not_wrap, -1);
screen_write_set_cursor(ctx, sx - not_wrap, -1);
/* Create space for character in insert mode. */
if (s->mode & MODE_INSERT) {
@@ -2476,16 +2491,44 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
tty_write(tty_cmd_insertcharacter, &ttyctx);
}
/* Write to the screen. */
if (!skip && !(s->mode & MODE_SYNC)) {
if (selected) {
screen_select_cell(s, &tmp_gc, gc);
ttyctx.cell = &tmp_gc;
} else
ttyctx.cell = gc;
if (redraw)
ttyctx.flags |= TTY_CTX_CELL_DRAW_LINE;
/* If not writing, done now. */
if (skip || s->mode & MODE_SYNC)
return;
/* Do a full line redraw if needed. */
if (redraw) {
screen_write_redraw_line(ctx, &ttyctx, s->cy);
return;
}
/* Work out the cell attributes. */
if (selected)
screen_select_cell(s, &tmp_gc, gc);
else
memcpy(&tmp_gc, gc, sizeof tmp_gc);
ttyctx.cell = &tmp_gc;
/* If the cell is fully visible, it can be written entirely. */
for (i = 0, vis = 0; i < r->used; i++)
vis += r->ranges[i].nx;
if (vis >= width) {
tty_write(tty_cmd_cell, &ttyctx);
return;
}
/*
* Otherwise this is a wide character or tab partly obscured. Write
* spaces in the visible regions.
*/
utf8_set(&tmp_gc.data, ' ');
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
for (n = 0; n < ri->nx; n++) {
ttyctx.ocx = ri->px + n;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
@@ -2494,12 +2537,15 @@ static int
screen_write_combine(struct screen_write_ctx *ctx, const struct grid_cell *gc)
{
struct screen *s = ctx->s;
struct window_pane *wp = ctx->wp;
struct grid *gd = s->grid;
const struct utf8_data *ud = &gc->data;
u_int n, cx = s->cx, cy = s->cy;
struct options *oo = global_options;
u_int i, n, cx = s->cx, cy = s->cy, vis, yoff = 0;
struct grid_cell last;
struct tty_ctx ttyctx;
int force_wide = 0, zero_width = 0;
struct visible_ranges *r;
/* Ignore U+3164 HANGUL_FILLER entirely. */
if (utf8_is_hangul_filler(ud))
@@ -2514,7 +2560,7 @@ screen_write_combine(struct screen_write_ctx *ctx, const struct grid_cell *gc)
zero_width = 1;
else if (utf8_is_vs(ud)) {
zero_width = 1;
if (options_get_number(global_options, "variation-selector-always-wide"))
if (options_get_number(oo, "variation-selector-always-wide"))
force_wide = 1;
} else if (ud->width == 0)
zero_width = 1;
@@ -2587,6 +2633,24 @@ screen_write_combine(struct screen_write_ctx *ctx, const struct grid_cell *gc)
if (force_wide)
grid_view_set_padding(gd, cx - 1, cy);
/*
* Check if all of this character is visible. No character will be
* obscured in the middle, only on left or right, but there could be an
* empty range in the visible ranges so we add them all up.
*/
if (wp != NULL)
yoff = wp->yoff;
r = screen_redraw_get_visible_ranges(wp, cx - n, cy + yoff, n, NULL);
for (i = 0, vis = 0; i < r->used; i++)
vis += r->ranges[i].nx;
if (vis < n) {
/*
* Part of this character is obscured. Return 1 and let
* screen_write_cell write a space.
*/
return (1);
}
/*
* Redraw the combined cell. If forcing the cell to width 2, reset the
* cached cursor position in the tty, since we don't really know