diff options
Diffstat (limited to 'console/display.c')
| -rw-r--r-- | console/display.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/console/display.c b/console/display.c index 566b9c3f..985eb759 100644 --- a/console/display.c +++ b/console/display.c @@ -1300,14 +1300,18 @@ handle_esc_bracket (display_t display, char op) case 'L': /* ECMA-48 <IL>. */ /* Insert line(s): <il1>, <il>. */ screen_shift_right (display, 0, user->cursor.row, - user->screen.width - 1, user->screen.height - 1, + user->screen.width - 1, + (user->cursor.row <= display->csr.bottom) + ? display->csr.bottom : user->screen.height - 1, (parse->params[0] ?: 1) * user->screen.width, L' ', display->attr.current); break; case 'M': /* ECMA-48 <DL>. */ /* Delete line(s): <dl1>, <dl>. */ screen_shift_left (display, 0, user->cursor.row, - user->screen.width - 1, user->screen.height - 1, + user->screen.width - 1, + (user->cursor.row <= display->csr.bottom) + ? display->csr.bottom : user->screen.height - 1, (parse->params[0] ?: 1) * user->screen.width, L' ', display->attr.current); break; @@ -1346,15 +1350,15 @@ handle_esc_bracket (display_t display, char op) break; case 'S': /* ECMA-48 <SU>. */ /* Scroll up: <ind>, <indn>. */ - screen_shift_left (display, 0, 0, - user->screen.width - 1, user->screen.height - 1, + screen_shift_left (display, 0, display->csr.top, + user->screen.width - 1, display->csr.bottom, (parse->params[0] ?: 1) * user->screen.width, L' ', display->attr.current); break; case 'T': /* ECMA-48 <SD>. */ /* Scroll down: <ri>, <rin>. */ - screen_shift_right (display, 0, 0, - user->screen.width, user->screen.height, + screen_shift_right (display, 0, display->csr.top, + user->screen.width - 1, display->csr.bottom, (parse->params[0] ?: 1) * user->screen.width, L' ', display->attr.current); break; @@ -1625,9 +1629,10 @@ display_output_one (display_t display, wchar_t chr) && user->cursor.col != user->screen.width - 1) { /* If in insert mode, do the same as <ich1>. */ - screen_shift_right (display, user->cursor.col, user->cursor.row, - user->screen.width - 1, user->cursor.row, 1, - L' ', display->attr.current); + screen_shift_right (display, user->cursor.col, + user->cursor.row, + user->screen.width - 1, user->cursor.row, + 1, L' ', display->attr.current); } user->_matrix[idx].chr = display->attr.altchar |