scroll.html

来自「unix 下的C开发手册,还用详细的例程。」· HTML 代码 · 共 61 行

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>scrl</title></head><body bgcolor=white><center><font size=2>The Single UNIX &reg; Specification, Version 2<br>Copyright &copy; 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_002_001_613">&nbsp;</a>NAME</h4><blockquote>scrl, scroll, wscrl - scroll a Curses window</blockquote><h4><a name = "tag_002_001_614">&nbsp;</a>SYNOPSIS</h4><blockquote><pre><code>#include &lt;<a href="curses.h.html">curses.h</a>&gt;int scrl(int <i>n</i>);int scroll(WINDOW *<i>win</i>);int wscrl(WINDOW *<i>win</i>, int <i>n</i>);</code></pre></blockquote><h4><a name = "tag_002_001_615">&nbsp;</a>DESCRIPTION</h4><blockquote>The<i>scroll()</i>function scrolls <i>win</i> one line in the direction of the first line.<p>The<i>scrl()</i>and<i>wscrl()</i>functions scroll the current or specified window.  If <i>n</i> is positive, thewindow scrolls <i>n</i> lines toward the first line.  Otherwise, the windowscrolls -<i>n</i> lines toward the last line.<p>These functions do not change the cursor position.  If scrolling is disabledfor the current or specified window, these functions have no effect.The interaction of these functions with<i><a href="setscrreg.html">setscrreg()</a></i>is currently unspecified.</blockquote><h4><a name = "tag_002_001_616">&nbsp;</a>RETURN VALUE</h4><blockquote>Upon successful completion, these functions return OK.Otherwise, they return ERR.</blockquote><h4><a name = "tag_002_001_617">&nbsp;</a>ERRORS</h4><blockquote>No errors are defined.</blockquote><h4><a name = "tag_002_001_618">&nbsp;</a>SEE ALSO</h4><blockquote><i><a href="curses.h.html">&lt;curses.h&gt;</a></i>.</blockquote><hr size=2 noshade><center><font size=2>UNIX &reg; is a registered Trademark of The Open Group.<br>Copyright &copy; 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>

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