| … | |
… | |
| 681 | } |
681 | } |
| 682 | else |
682 | else |
| 683 | scr_blank_screen_mem (l, rstyle); |
683 | scr_blank_screen_mem (l, rstyle); |
| 684 | } |
684 | } |
| 685 | |
685 | |
| 686 | // move and/or clear selection, if any |
|
|
| 687 | if (selection.op && current_screen == selection.screen) |
|
|
| 688 | { |
|
|
| 689 | selection.beg.row -= count; |
|
|
| 690 | selection.end.row -= count; |
|
|
| 691 | selection.mark.row -= count; |
|
|
| 692 | |
|
|
| 693 | selection_check (0); |
|
|
| 694 | } |
|
|
| 695 | |
|
|
| 696 | // finally move the view window, if desired |
686 | // finally move the view window, if desired |
| 697 | if (option (Opt_scrollWithBuffer) |
687 | if (option (Opt_scrollWithBuffer) |
| 698 | && view_start != 0 |
688 | && view_start != 0 |
| 699 | && view_start != -saveLines) |
689 | && view_start != -saveLines) |
| 700 | scr_page (UP, count); |
690 | scr_page (UP, count); |
| … | |
… | |
| 702 | if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) |
692 | if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) |
| 703 | HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); |
693 | HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); |
| 704 | } |
694 | } |
| 705 | else |
695 | else |
| 706 | { |
696 | { |
| 707 | if (selection.op && current_screen == selection.screen) |
|
|
| 708 | { |
|
|
| 709 | if ((selection.beg.row < row1 && selection.end.row > row1) |
|
|
| 710 | || (selection.beg.row < row2 && selection.end.row > row2) |
|
|
| 711 | || (selection.beg.row - count < row1 && selection.beg.row >= row1) |
|
|
| 712 | || (selection.beg.row - count > row2 && selection.beg.row <= row2) |
|
|
| 713 | || (selection.end.row - count < row1 && selection.end.row >= row1) |
|
|
| 714 | || (selection.end.row - count > row2 && selection.end.row <= row2)) |
|
|
| 715 | { |
|
|
| 716 | CLEAR_ALL_SELECTION (); |
|
|
| 717 | selection.op = SELECTION_CLEAR; |
|
|
| 718 | } |
|
|
| 719 | else if (selection.end.row >= row1 && selection.end.row <= row2) |
|
|
| 720 | { |
|
|
| 721 | /* move selected region too */ |
|
|
| 722 | selection.beg.row -= count; |
|
|
| 723 | selection.end.row -= count; |
|
|
| 724 | selection.mark.row -= count; |
|
|
| 725 | |
|
|
| 726 | selection_check (0); |
|
|
| 727 | } |
|
|
| 728 | } |
|
|
| 729 | |
|
|
| 730 | // use a simple and robust scrolling algorithm, this |
697 | // use a simple and robust scrolling algorithm, this |
| 731 | // part of scr_scroll_text is not time-critical. |
698 | // part of scr_scroll_text is not time-critical. |
| 732 | |
699 | |
| 733 | // sever line above scroll region |
700 | // sever line above scroll region |
| 734 | if (row1) |
701 | if (row1) |
| … | |
… | |
| 759 | { |
726 | { |
| 760 | line_t &l = ROW(row2); |
727 | line_t &l = ROW(row2); |
| 761 | l.is_longer (0); |
728 | l.is_longer (0); |
| 762 | l.touch (); |
729 | l.touch (); |
| 763 | } |
730 | } |
|
|
731 | } |
|
|
732 | |
|
|
733 | // move and/or clear selection, if any |
|
|
734 | if (selection.op && current_screen == selection.screen) |
|
|
735 | { |
|
|
736 | if ((selection.beg.row < row1 && selection.end.row > row1) |
|
|
737 | || (selection.beg.row < row2 && selection.end.row > row2) |
|
|
738 | || (selection.beg.row - count < row1 && selection.beg.row >= row1) |
|
|
739 | || (selection.beg.row - count > row2 && selection.beg.row <= row2) |
|
|
740 | || (selection.end.row - count < row1 && selection.end.row >= row1) |
|
|
741 | || (selection.end.row - count > row2 && selection.end.row <= row2)) |
|
|
742 | CLEAR_ALL_SELECTION (); |
|
|
743 | else if (selection.end.row >= row1 && selection.end.row <= row2) |
|
|
744 | { |
|
|
745 | /* move selected region too */ |
|
|
746 | selection.beg.row -= count; |
|
|
747 | selection.end.row -= count; |
|
|
748 | selection.mark.row -= count; |
|
|
749 | |
|
|
750 | selection_check (0); |
|
|
751 | } |
| 764 | } |
752 | } |
| 765 | |
753 | |
| 766 | return count; |
754 | return count; |
| 767 | } |
755 | } |
| 768 | |
756 | |
