48     Clipboard_T *cb;  in clip_init()  local
50     cb = &clip_star;  in clip_init()
53 	cb->available  = can_use;  in clip_init()
54 	cb->owned      = FALSE;  in clip_init()
55 	cb->start.lnum = 0;  in clip_init()
56 	cb->start.col  = 0;  in clip_init()
57 	cb->end.lnum   = 0;  in clip_init()
58 	cb->end.col    = 0;  in clip_init()
59 	cb->state      = SELECT_CLEARED;  in clip_init()
61 	if (cb == &clip_plus)  in clip_init()
63 	cb = &clip_plus;  in clip_init()
527     Clipboard_T    *cb,  in clip_update_modeless_selection()  argument
534     if (row1 != cb->start.lnum || col1 != (int)cb->start.col)  in clip_update_modeless_selection()
536 	clip_invert_area(cb, row1, col1, (int)cb->start.lnum, cb->start.col,  in clip_update_modeless_selection()
538 	cb->start.lnum = row1;  in clip_update_modeless_selection()
539 	cb->start.col  = col1;  in clip_update_modeless_selection()
543     if (row2 != cb->end.lnum || col2 != (int)cb->end.col)  in clip_update_modeless_selection()
545 	clip_invert_area(cb, (int)cb->end.lnum, cb->end.col, row2, col2,  in clip_update_modeless_selection()
547 	cb->end.lnum = row2;  in clip_update_modeless_selection()
548 	cb->end.col  = col2;  in clip_update_modeless_selection()
559 clip_get_word_boundaries(Clipboard_T *cb, int row, int col)  in clip_get_word_boundaries()  argument
585     cb->word_start_col = temp_col;  in clip_get_word_boundaries()
594     cb->word_end_col = temp_col;  in clip_get_word_boundaries()
626     Clipboard_T	*cb = &clip_star;  in clip_start_selection()  local
639     if (cb->state == SELECT_DONE)  in clip_start_selection()
640 	clip_clear_selection(cb);  in clip_start_selection()
646     cb->start.lnum  = row;  in clip_start_selection()
647     cb->start.col   = col;  in clip_start_selection()
648     cb->end	    = cb->start;  in clip_start_selection()
649     cb->origin_row  = (short_u)cb->start.lnum;  in clip_start_selection()
650     cb->state	    = SELECT_IN_PROGRESS;  in clip_start_selection()
656 	cb->min_col = wp->w_wincol + wp->w_popup_border[3];  in clip_start_selection()
657 	cb->max_col = wp->w_wincol + popup_width(wp)  in clip_start_selection()
659 	if (cb->max_col > screen_Columns)  in clip_start_selection()
660 	    cb->max_col = screen_Columns;  in clip_start_selection()
661 	cb->min_row = wp->w_winrow + wp->w_popup_border[0];  in clip_start_selection()
662 	cb->max_row = wp->w_winrow + popup_height(wp) - 1  in clip_start_selection()
667 	cb->min_col = 0;  in clip_start_selection()
668 	cb->max_col = screen_Columns;  in clip_start_selection()
669 	cb->min_row = 0;  in clip_start_selection()
670 	cb->max_row = screen_Rows;  in clip_start_selection()
676 	if (++cb->mode > SELECT_MODE_LINE)  in clip_start_selection()
677 	    cb->mode = SELECT_MODE_CHAR;  in clip_start_selection()
680 	cb->mode = SELECT_MODE_CHAR;  in clip_start_selection()
688     switch (cb->mode)  in clip_start_selection()
691 	    cb->origin_start_col = cb->start.col;  in clip_start_selection()
692 	    cb->word_end_col = clip_get_line_end(cb, (int)cb->start.lnum);  in clip_start_selection()
696 	    clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col);  in clip_start_selection()
697 	    cb->origin_start_col = cb->word_start_col;  in clip_start_selection()
698 	    cb->origin_end_col	 = cb->word_end_col;  in clip_start_selection()
700 	    clip_invert_area(cb, (int)cb->start.lnum, cb->word_start_col,  in clip_start_selection()
701 			    (int)cb->end.lnum, cb->word_end_col, CLIP_SET);  in clip_start_selection()
702 	    cb->start.col = cb->word_start_col;  in clip_start_selection()
703 	    cb->end.col   = cb->word_end_col;  in clip_start_selection()
707 	    clip_invert_area(cb, (int)cb->start.lnum, 0, (int)cb->start.lnum,  in clip_start_selection()
709 	    cb->start.col = 0;  in clip_start_selection()
710 	    cb->end.col   = Columns;  in clip_start_selection()
714     cb->prev = cb->start;  in clip_start_selection()
717     printf("Selection started at (%ld,%d)\n", cb->start.lnum, cb->start.col);  in clip_start_selection()
731     Clipboard_T	*cb = &clip_star;  in clip_process_selection()  local
737 	if (cb->state != SELECT_IN_PROGRESS)  in clip_process_selection()
741 	if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col)  in clip_process_selection()
747 	    cb->state = SELECT_CLEARED;  in clip_process_selection()
752 	printf("Selection ended: (%ld,%d) to (%ld,%d)\n", cb->start.lnum,  in clip_process_selection()
753 		cb->start.col, cb->end.lnum, cb->end.col);  in clip_process_selection()
767 	cb->state = SELECT_DONE;  in clip_process_selection()
775     if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click)  in clip_process_selection()
782     if (cb->state == SELECT_DONE && button == MOUSE_RIGHT)  in clip_process_selection()
789 	if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0  in clip_process_selection()
791 					   (int)cb->end.lnum, cb->end.col) < 0  in clip_process_selection()
792 		    && (((cb->start.lnum == cb->end.lnum  in clip_process_selection()
793 			    && cb->end.col - col > col - cb->start.col))  in clip_process_selection()
794 			|| ((diff = (cb->end.lnum - row) -  in clip_process_selection()
795 						   (row - cb->start.lnum)) > 0  in clip_process_selection()
796 			    || (diff == 0 && col < (int)(cb->start.col +  in clip_process_selection()
797 							 cb->end.col) / 2)))))  in clip_process_selection()
799 	    cb->origin_row = (short_u)cb->end.lnum;  in clip_process_selection()
800 	    cb->origin_start_col = cb->end.col - 1;  in clip_process_selection()
801 	    cb->origin_end_col = cb->end.col;  in clip_process_selection()
805 	    cb->origin_row = (short_u)cb->start.lnum;  in clip_process_selection()
806 	    cb->origin_start_col = cb->start.col;  in clip_process_selection()
807 	    cb->origin_end_col = cb->start.col;  in clip_process_selection()
809 	if (cb->mode == SELECT_MODE_WORD && !repeated_click)  in clip_process_selection()
810 	    cb->mode = SELECT_MODE_CHAR;  in clip_process_selection()
814     cb->state = SELECT_IN_PROGRESS;  in clip_process_selection()
820     if (repeated_click && ++cb->mode > SELECT_MODE_LINE)  in clip_process_selection()
821 	cb->mode = SELECT_MODE_CHAR;  in clip_process_selection()
823     switch (cb->mode)  in clip_process_selection()
827 	    if (row != cb->prev.lnum)  in clip_process_selection()
828 		cb->word_end_col = clip_get_line_end(cb, row);  in clip_process_selection()
831 	    if (clip_compare_pos(row, col, cb->origin_row,  in clip_process_selection()
832 						   cb->origin_start_col) >= 0)  in clip_process_selection()
834 		if (col >= (int)cb->word_end_col)  in clip_process_selection()
835 		    clip_update_modeless_selection(cb, cb->origin_row,  in clip_process_selection()
836 			    cb->origin_start_col, row, (int)Columns);  in clip_process_selection()
841 		    clip_update_modeless_selection(cb, cb->origin_row,  in clip_process_selection()
842 			    cb->origin_start_col, row, col + slen);  in clip_process_selection()
848 			&& mb_lefthalve(cb->origin_row, cb->origin_start_col))  in clip_process_selection()
850 		if (col >= (int)cb->word_end_col)  in clip_process_selection()
851 		    clip_update_modeless_selection(cb, row, cb->word_end_col,  in clip_process_selection()
852 			    cb->origin_row, cb->origin_start_col + slen);  in clip_process_selection()
854 		    clip_update_modeless_selection(cb, row, col,  in clip_process_selection()
855 			    cb->origin_row, cb->origin_start_col + slen);  in clip_process_selection()
861 	    if (row == cb->prev.lnum && col >= (int)cb->word_start_col  in clip_process_selection()
862 		    && col < (int)cb->word_end_col && !repeated_click)  in clip_process_selection()
866 	    clip_get_word_boundaries(cb, row, col);  in clip_process_selection()
869 	    if (clip_compare_pos(row, col, cb->origin_row,  in clip_process_selection()
870 		    cb->origin_start_col) >= 0)  in clip_process_selection()
871 		clip_update_modeless_selection(cb, cb->origin_row,  in clip_process_selection()
872 			cb->origin_start_col, row, cb->word_end_col);  in clip_process_selection()
874 		clip_update_modeless_selection(cb, row, cb->word_start_col,  in clip_process_selection()
875 			cb->origin_row, cb->origin_end_col);  in clip_process_selection()
879 	    if (row == cb->prev.lnum && !repeated_click)  in clip_process_selection()
882 	    if (clip_compare_pos(row, col, cb->origin_row,  in clip_process_selection()
883 		    cb->origin_start_col) >= 0)  in clip_process_selection()
884 		clip_update_modeless_selection(cb, cb->origin_row, 0, row,  in clip_process_selection()
887 		clip_update_modeless_selection(cb, row, 0, cb->origin_row,  in clip_process_selection()
892     cb->prev.lnum = row;  in clip_process_selection()
893     cb->prev.col  = col;  in clip_process_selection()
896 	printf("Selection is: (%ld,%d) to (%ld,%d)\n", cb->start.lnum,  in clip_process_selection()
897 		cb->start.col, cb->end.lnum, cb->end.col);  in clip_process_selection()