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When redrawing a combined UTF-8 characters in its existing position,

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need to save and restore the cursor so that the next character goes into
the right place.
This commit is contained in:
nicm 2017-03-06 09:02:36 +00:00
parent e741a0bcd7
commit fba9ebcc0c
1 changed files with 3 additions and 1 deletions
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4
screen-write.c
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@ -1151,7 +1151,7 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
struct grid_cell tmp_gc, now_gc; struct grid_cell tmp_gc, now_gc;
struct tty_ctx ttyctx; struct tty_ctx ttyctx;
u_int sx = screen_size_x(s), sy = screen_size_y(s); u_int sx = screen_size_x(s), sy = screen_size_y(s);
u_int width = gc->data.width, xx, last; u_int width = gc->data.width, xx, last, cx, cy;
int selected, skip = 1; int selected, skip = 1;
/* Ignore padding cells. */ /* Ignore padding cells. */
@ -1163,10 +1163,12 @@ screen_write_cell(struct screen_write_ctx *ctx, const struct grid_cell *gc)
if (width == 0) { if (width == 0) {
screen_write_collect_flush(ctx, 0); screen_write_collect_flush(ctx, 0);
if ((gc = screen_write_combine(ctx, &gc->data, &xx)) != 0) { if ((gc = screen_write_combine(ctx, &gc->data, &xx)) != 0) {
cx = s->cx; cy = s->cy;
screen_write_cursormove(ctx, xx, s->cy); screen_write_cursormove(ctx, xx, s->cy);
screen_write_initctx(ctx, &ttyctx); screen_write_initctx(ctx, &ttyctx);
ttyctx.cell = gc; ttyctx.cell = gc;
tty_write(tty_cmd_cell, &ttyctx); tty_write(tty_cmd_cell, &ttyctx);
s->cx = cx; s->cy = cy;
} }
return; return;
} }