ibm-information-center/dist/eclipse/plugins/i5OS.ic.apis_5.4.0.1/QsnRtvScrDim.htm

203 lines
5.3 KiB
HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Copyright" content="Copyright (c) 2006 by IBM Corporation">
<title>Retrieve Screen Dimensions (QsnRtvScrDim) API</title>
<!-- Begin Header Records ========================================== -->
<!-- All rights reserved. Licensed Materials Property of IBM -->
<!-- US Government Users Restricted Rights -->
<!-- Use, duplication or disclosure restricted by -->
<!-- GSA ADP Schedule Contract with IBM Corp. -->
<!-- DSMMST1 SCRIPT A converted by B2H R4.1 (346) (CMS) by V2KEA304 -->
<!-- at RCHVMW2 on 29 Jan 1999 at 16:05:09 -->
<!-- Change History: -->
<!-- YYMMDD USERID Change description -->
<!--File Edited October 2001 -->
<!--End Header Records -->
<link rel="stylesheet" type="text/css" href="../rzahg/ic.css">
</head>
<body>
<a name="top_Of_Page"></a>
<!-- Java sync-link -->
<script language="Javascript" src="../rzahg/synch.js" type="text/javascript">
</script>
<h2>Retrieve Screen Dimensions (QsnRtvScrDim) API</h2>
<div class="box" style="width: 60%;">
<br>
&nbsp;&nbsp;Omissible Parameter Group:<br>
<!-- iddvc RMBR -->
<br>
<table width="100%">
<tr>
<td align="center" valign="top" width="10%">1</td>
<td align="left" valign="top" width="50%">Number of rows</td>
<td align="left" valign="top" width="20%">Output</td>
<td align="left" valign="top" width="20%">Binary(4)</td>
</tr>
<tr>
<td align="center" valign="top">2</td>
<td align="left" valign="top">Number of columns</td>
<td align="left" valign="top">Output</td>
<td align="left" valign="top">Binary(4)</td>
</tr>
<tr>
<td align="center" valign="top">3</td>
<td align="left" valign="top">Low-level environment handle</td>
<td align="left" valign="top">Input</td>
<td align="left" valign="top">Binary(4)</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="left" valign="top">Error code</td>
<td align="left" valign="top">I/O</td>
<td align="left" valign="top">Char(*)</td>
</tr>
</table>
<br>
&nbsp;&nbsp;Returned Value:<br>
<!-- iddvc RMBR -->
<br>
<table width="100%">
<tr>
<td align="center" valign="top" width="10%"></td>
<td align="left" valign="top" width="50%">Return code</td>
<td align="left" valign="top" width="20%">Output</td>
<td align="left" valign="top" width="20%">Binary(4)</td>
</tr>
</table>
<br>
&nbsp;&nbsp;Default Public Authority: *USE<br>
<!-- iddvc RMBR -->
<br>
&nbsp;&nbsp;Service Program: QSNAPI<br>
<!-- iddvc RMBR -->
<br>
&nbsp;&nbsp;Threadsafe: No<br>
<!-- iddvc RMBR -->
<br>
</div>
<p>The Retrieve Screen Dimensions (QsnRtvScrDim) API retrieves the current
dimensions of the screen. You must specify either the number-of-rows or the
number-of-columns parameter, or a CPFA31E message will be issued.</p>
<br>
<h3>Authorities and Locks</h3>
<p>None</p>
<br>
<h3>Omissible Parameter Group</h3>
<dl>
<dt><strong>Number of rows</strong></dt>
<dd>OUTPUT; BINARY(4)
<p>The current height of the screen. This information will be set based on the
current display size.</p>
</dd>
<dt><strong>Number of columns</strong></dt>
<dd>OUTPUT; BINARY(4)
<p>The current width of the screen. This information will be set based on the
current display size.</p>
</dd>
<dt><strong>Low-level environment handle</strong></dt>
<dd>INPUT; BINARY(4)
<p>The low-level environment that the operation applies to. If this parameter
is omitted or given with a value of zero, the default low-level environment is
used.</p>
</dd>
<dt><strong>Error code</strong></dt>
<dd>I/O; CHAR(*)
<p>The structure in which to return error information. For the format of the
structure, see <a href="../apiref/error.htm#hdrerrcod">Error Code Parameter</a>. If this
parameter is omitted, diagnostic and escape messages are issued to the
application.</p>
</dd>
</dl>
<br>
<h3>Returned Value</h3>
<dl>
<dt><strong>Return code</strong></dt>
<dd>OUTPUT; BINARY(4)
<p>A return code indicating the result of the operation. The value returned
will be 0 if the operation was successful, or -1 otherwise.</p>
</dd>
</dl>
<br>
<h3>Error Messages</h3>
<table width="100%" cellpadding="3">
<!-- cols="15 85" -->
<tr>
<th align="left" valign="top">Message ID</th>
<th align="left" valign="top">Error Message Text</th>
</tr>
<tr>
<td align="left" valign="top">CPF24B4 E</td>
<td valign="top">Severe error while addressing parameter list.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3CF1 E</td>
<td valign="top">Error code parameter not valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3CF2 E</td>
<td valign="top">Error(s) occurred during running of &amp;1 API.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA31E E</td>
<td valign="top">Required parameter &amp;1 omitted.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA334 E</td>
<td valign="top">Low level environment handle incorrect.</td>
</tr>
</table>
<br>
<hr>
API introduced: V2R3
<hr>
<center>
<table cellpadding="2" cellspacing="2">
<tr align="center">
<td valign="middle" align="center"><a href="#Top_Of_Page">Top</a> | <a href=
"dsm.htm">Dynamic Screen Manager APIs</a> | <a href="aplist.htm">APIs by
category</a></td>
</tr>
</table>
</center>
</body>
</html>