X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fcurs_scroll.3x;h=50d2a997e40d5cb1cd708fa8959f8c68e635a668;hp=2cb152d865c7c86ab00908ec81678c1143db5e96;hb=5899b5e464ecec4b1613f6fef8cb7b75793c88e3;hpb=96d6b16de0d487e5d3aed0302a179dbce11b5d96 diff --git a/man/curs_scroll.3x b/man/curs_scroll.3x index 2cb152d8..50d2a997 100644 --- a/man/curs_scroll.3x +++ b/man/curs_scroll.3x @@ -1,5 +1,6 @@ .\"*************************************************************************** -.\" Copyright (c) 1998-2006,2010 Free Software Foundation, Inc. * +.\" Copyright 2018-2019,2020 Thomas E. Dickey * +.\" Copyright 1998-2006,2010 Free Software Foundation, Inc. * .\" * .\" Permission is hereby granted, free of charge, to any person obtaining a * .\" copy of this software and associated documentation files (the * @@ -26,8 +27,12 @@ .\" authorization. * .\"*************************************************************************** .\" -.\" $Id: curs_scroll.3x,v 1.15 2010/12/04 18:40:45 tom Exp $ +.\" $Id: curs_scroll.3x,v 1.18 2020/02/02 23:34:34 tom Exp $ .TH curs_scroll 3X "" +.ie \n(.g .ds `` \(lq +.el .ds `` `` +.ie \n(.g .ds '' \(rq +.el .ds '' '' .na .hy 0 .SH NAME @@ -50,8 +55,8 @@ The \fBscroll\fR routine scrolls the window up one line. This involves moving the lines in the window data structure. As an optimization, if the scrolling -region of the window is the entire screen, the physical screen may be scrolled -at the same time. +region of the window is the entire screen, +the \fIphysical screen\fP may be scrolled at the same time. .PP For positive \fIn\fR, the \fBscrl\fR and \fBwscrl\fR routines scroll the window up \fIn\fR lines (line \fIi\fR+\fIn\fR becomes \fIi\fR); otherwise @@ -74,8 +79,8 @@ if scrolling is not enabled in the window, e.g., with \fBscrollok\fP. Note that \fBscrl\fR and \fBscroll\fR may be macros. .PP The SVr4 documentation says that the optimization of physically scrolling -immediately if the scroll region is the entire screen "is" performed, not -"may be" performed. +immediately if the scroll region is the entire screen \*(``is\*('' performed, not +\*(``may be\*('' performed. This implementation deliberately does not guarantee that this will occur, to leave open the possibility of smarter optimization of multiple scroll actions on the next update.