nvi/vi/v_scroll.c

70 v_lgoto(SCR *sp, VICMD *vp)
75 		if (!db_exist(sp, vp->count)) {
81 				if (db_last(sp, &nlines))
86 			v_eof(sp, &vp->m_start);
91 		if (db_last(sp, &nlines))
107 v_home(SCR *sp, VICMD *vp)
109 	if (vs_sm_position(sp, &vp->m_stop,
124 v_middle(SCR *sp, VICMD *vp)
131 	if (vs_sm_position(sp, &vp->m_stop, 0, P_MIDDLE))
145 v_bottom(SCR *sp, VICMD *vp)
147 	if (vs_sm_position(sp, &vp->m_stop,
208 v_up(SCR *sp, VICMD *vp)
214 		v_sof(sp, &vp->m_start);
230 v_cr(SCR *sp, VICMD *vp)
233 	if (F_ISSET(sp, SC_COMEDIT))
234 		return (v_ecl_exec(sp));
237 	if (F_ISSET(sp, SC_SCRIPT))
238 		return (sscr_exec(sp, vp->m_start.lno));
241 	return (v_down(sp, vp));
251 v_down(SCR *sp, VICMD *vp)
256 	if (!db_exist(sp, lno)) {
257 		v_eof(sp, &vp->m_start);
272 v_hpageup(SCR *sp, VICMD *vp)
282 		sp->defscroll = vp->count;
283 	if (vs_sm_scroll(sp, &vp->m_stop, sp->defscroll, CNTRL_U))
296 v_hpagedown(SCR *sp, VICMD *vp)
306 		sp->defscroll = vp->count;
307 	if (vs_sm_scroll(sp, &vp->m_stop, sp->defscroll, CNTRL_D))
324 v_pagedown(SCR *sp, VICMD *vp)
349 	offset = (F_ISSET(vp, VC_C1SET) ? vp->count : 1) * (IS_SPLIT(sp) ?
350 	    MIN(sp->t_maxrows, O_VAL(sp, O_WINDOW)) : O_VAL(sp, O_WINDOW));
352 	if (vs_sm_scroll(sp, &vp->m_stop, offset, CNTRL_F))
370 v_pageup(SCR *sp, VICMD *vp)
400 	offset = (F_ISSET(vp, VC_C1SET) ? vp->count : 1) * (IS_SPLIT(sp) ?
401 	    MIN(sp->t_maxrows, O_VAL(sp, O_WINDOW)) : O_VAL(sp, O_WINDOW));
403 	if (vs_sm_scroll(sp, &vp->m_stop, offset, CNTRL_B))
416 v_lineup(SCR *sp, VICMD *vp)
422 	if (vs_sm_scroll(sp,
436 v_linedown(SCR *sp, VICMD *vp)
442 	if (vs_sm_scroll(sp,