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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-08 12:31:36 -0600 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-08 12:31:36 -0600 |
| commit | d796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch) | |
| tree | 6e3dcca4f77e20ec8966c666aac7c35bd4704053 /doc/html/y2k.html | |
| download | tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip | |
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
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| -rw-r--r-- | doc/html/y2k.html | 82 |
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diff --git a/doc/html/y2k.html b/doc/html/y2k.html new file mode 100644 index 000000000..c2ea7f296 --- /dev/null +++ b/doc/html/y2k.html @@ -0,0 +1,82 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> +<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/doc/y2k.doc:36 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>Year 2000 Compliance Statement</title> +<style type="text/css"><!-- +fn { margin-left: 1cm; text-indent: -1cm; } +a:link { color: #004faf; text-decoration: none } +a:visited { color: #672967; text-decoration: none } +body { background: #ffffff; color: black; } +--></style> +</head> +<body> + +<table border="0" cellpadding="0" cellspacing="0" width="100%"> +<tr bgcolor="#E5E5E5"> +<td valign=center> + <a href="index.html"> +<font color="#004faf">Home</font></a> + | <a href="classes.html"> +<font color="#004faf">All Classes</font></a> + | <a href="mainclasses.html"> +<font color="#004faf">Main Classes</font></a> + | <a href="annotated.html"> +<font color="#004faf">Annotated</font></a> + | <a href="groups.html"> +<font color="#004faf">Grouped Classes</font></a> + | <a href="functions.html"> +<font color="#004faf">Functions</font></a> +</td> +<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Year 2000 Compliance Statement</h1> + + +<p> Trolltech defines <i>Year 2000 Compliance</i> as a retquirement that a +product or part of product does not contain errors related to +transition from December 31, 1999 to January 1, 2000, or to the +existence of February 29, 2000. +<p> This document certifies that the API provided by TQt and the +implementation of TQt are both Year 2000 Compliant, and that the use of +underlying APIs by TQt does not have any known problems. +<p> <h2> The API Provided by TQt +</h2> +<a name="1"></a><p> Several parts of TQt deal with dates and times: +<ul> +<li> <a href="qdate.html">TQDate</a> - provides date management +<li> <a href="qdatetime.html">TQDateTime</a> - provides date/time management +<li> <a href="qtime.html">TQTime</a> - provides time management (within a date) +<li> <a href="qtimer.html">TQTimer</a> - provides delayed or regular execution of code. +</ul> +<p> All of these classes' external APIs are Year 2000 Compliant: <a href="qdate.html">TQDate</a> and +<a href="qdatetime.html">TQDateTime</a> offer only four-digit years as output, <a href="qtime.html">TQTime</a> and <a href="qtimer.html">TQTimer</a> do +not deal with years or leap days at all. +<p> <h2> Implementation Issues in TQt +</h2> +<a name="2"></a><p> All date/time calculation and storage in TQt uses number of days, +seconds or milliseconds, and is thus Year 2000 Compliant. +<p> This applies to the above four classes and also to <a href="qfiledialog.html">TQFileDialog</a> +(which can sort files by time/date), <a href="qfileinfo.html">TQFileInfo</a> (which operates on +file times/dates) and <a href="qapplication.html">TQApplication</a> (which does various internal +housekeeping tasks). +<p> The conversion to <tt>year/month/date</tt> format in TQDate (and +TQDateTime) has been verified to be correct for all of December 31, +1999, January 1, 2000, February 28 and 29, 2000, March 1, 2000, +January 1, 2001 and March 1, 2001. +<p> TQt has been verified to be robust in case of time/date errors (such as +time warps) in the underlying operating system. +<p> <h2> Use of System APIs +</h2> +<a name="3"></a><p> It is of course impossible for Trolltech to ensure that both of the +window systems and all of the operating systems on which TQt runs are +Year 2000 Compliant. However, TQt does not use any APIs that are known +to have any Year 2000-related bugs, or seem at risk to have any. + +<!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>TQt 3.3.8</div> +</table></div></address></body> +</html> |