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Fix screen corruption in menu entry editor and simplify the code

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flow while on it.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-04-03 15:19:34 +02:00
parent a7b1d6933b
commit 91bf46b188
3 changed files with 24 additions and 31 deletions
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15
grub-core/normal/term.c
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@ -690,6 +690,13 @@ print_ucs4_terminal (const grub_uint32_t * str,
line_width -= lastspacewidth;
if (ptr == last_space || *ptr == '\n')
ptr++;
else if (pos)
{
pos[ptr - str].x = line_width - last_width;
pos[ptr - str].y = lines;
pos[ptr - str].valid = 1;
}
line_start = ptr;
if (skip_lines)
@ -726,6 +733,8 @@ print_ucs4_terminal (const grub_uint32_t * str,
if (!dry_run && !skip_lines && max_lines)
{
const grub_uint32_t *ptr2;
int sp;
for (ptr2 = line_start; ptr2 < last_position; ptr2++)
{
/* Skip combining characters on non-UTF8 terminals. */
@ -736,6 +745,10 @@ print_ucs4_terminal (const grub_uint32_t * str,
continue;
putcode_real (*ptr2, term, fixed_tab);
}
sp = max_width - pos[last_position - str].x + 1;
if (sp > 0)
grub_print_spaces (term, sp);
}
return dry_run ? lines : 0;
}
@ -908,7 +921,7 @@ print_ucs4_real (const grub_uint32_t * str,
{
for (vptr = visual_show;
max_lines && vptr < visual + visual_len; vptr++)
if (visual_show->base == '\n')
if (vptr->base == '\n')
max_lines--;
visual_len_show = vptr - visual_show;