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Merge pull request #234 from raccog/trunk

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readline: Fix command line scrolling and cursor wrap-around
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mint 2022-11-14 07:45:27 +01:00 committed by GitHub
commit 99f8c7b187
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1 changed files with 11 additions and 2 deletions
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13
common/lib/readline.c
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@ -377,9 +377,11 @@ static void cursor_fwd(void) {
term->get_cursor_pos(term, &x, &y);
if (x < term->cols - 1) {
x++;
} else if (y < term->rows - 1) {
y++;
} else {
x = 0;
if (y < term->rows - 1) {
y++;
}
}
set_cursor_pos_helper(x, y);
}
@ -457,8 +459,15 @@ void readline(const char *orig_str, char *buf, size_t limit) {
}
buf[i] = c;
i++;
size_t prev_x, prev_y;
term->get_cursor_pos(term, &prev_x, &prev_y);
cursor_fwd();
reprint_string(orig_x, orig_y, buf);
// If cursor has wrapped around, move the line start position up one row
if (prev_x == term->cols - 1 && prev_y == term->rows - 1) {
orig_y--;
print("\e[J"); // Clear the bottom line
}
}
}
}