org.symbian.tools.wrttools.doc.WebDeveloper/html/GUID-E8E82EBC-05E6-49A2-9451-BF02986BCEE8.html
author Eugene Ostroukhov <eugeneo@symbian.org>
Thu, 15 Jul 2010 10:08:51 -0700
changeset 450 ed815e0eef9a
parent 229 716254ccbcc0
permissions -rw-r--r--
Bug 3268 - Debugger does not start on Windows XP
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<!DOCTYPE html
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  PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><meta name="copyright" content="(C) Copyright 2009"/><meta name="DC.rights.owner" content="(C) Copyright 2009"/><meta name="DC.Type" content="mobileconcept"/><meta name="DC.Title" content="preferenceForKey()"/><meta name="DC.Relation" scheme="URI" content="GUID-4AE77C0F-577E-4DC7-BC90-40A75C873404"/><meta name="DC.Relation" scheme="URI" content="GUID-DF4D8745-B6D4-4BC4-AF2D-0F71F28E9F27"/><meta name="DC.Relation" scheme="URI" content="GUID-7C69DDA4-16F1-4A8F-BDB2-4CB0015B4E81"/><meta name="DC.Relation" scheme="URI" content="GUID-6CD2776F-A868-4280-967F-4EB426212556"/><meta name="DC.Format" content="XHTML"/><meta name="DC.Identifier" content="GUID-E8E82EBC-05E6-49A2-9451-BF02986BCEE8"/><title>preferenceForKey() </title><script type="text/javascript">
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      function initPage() {}
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    </script><link href="../PRODUCT_PLUGIN/book.css" rel="stylesheet" type="text/css"/><link href="css/s60/style.css" rel="stylesheet" type="text/css" media="all"/></head><body onload="initPage();"><div class="body"><div class="contentLeft prTxt"><h1 class="pageHeading" id="GUID-E8E82EBC-05E6-49A2-9451-BF02986BCEE8">preferenceForKey()</h1><div>
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<p><strong>Description:</strong></p>
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<p>The <code>preferenceForKey</code> method allows a previously stored preference to be restored.</p>
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<p><strong>Syntax:</strong></p>
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<pre class="codeblock" id="GUID-3B28AB5C-8147-4D73-8DD2-34ACE925C6E9">[string] window.widget.preferenceForKey(String key) </pre>
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<p>or</p>
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<pre class="codeblock" id="GUID-5B8798B4-FC24-4E21-914F-96AB4D51B404">[string] widget.preferenceForKey(String key)</pre>
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<p><strong>Arguments:</strong></p>
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<ul>
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<li><p><code>key</code>:</p>
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<p>A text string specifying the name that represents the preference to be restored.</p>
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</li>
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</ul>
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<p><strong>Return value:</strong></p>
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<p>A text string contains the preference value associated with the specified key.</p>
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<p>If the key does not exist, the return value is "undefined".</p>
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<p><strong>Example code:</strong></p>
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<pre class="codeblock" id="GUID-DBFFAA0E-633F-4728-A307-15B343D9DC2D">// Check for the existence of searchKey
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if(widget.preferenceForKey('searchKey'))
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{
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 // get the searchKey from the preference
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 var searchArg = widget.preferenceForKey('searchKey');
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 // set the search argument to the search field
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 document.forms[0].searchKey.value = searchArg;
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}</pre>
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</div></div></div><div class="footer"><hr/><div class="copy">© Nokia 2009.</div></div></body></html>