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org.symbian.tools.wrttools.doc.WebDeveloper/html/GUID-2B13380C-37C8-473F-B0A7-564439312DA3.html
author Eugene Ostroukhov <eugeneo@symbian.org>
Thu, 06 May 2010 16:09:48 -0700
changeset 324 4dfb69657b1d
parent 229 716254ccbcc0
permissions -rw-r--r--
PhoneGap content assist proposals


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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="IDataSource.Delete()"/><meta name="DC.Relation" scheme="URI" content="GUID-4D4E5B3E-ABC4-43CA-A7E8-027C46BD1FE6"/><meta name="DC.Relation" scheme="URI" content="GUID-D85C2567-F041-42A1-A2B5-650FCAAD60A9"/><meta name="DC.Relation" scheme="URI" content="GUID-7C69DDA4-16F1-4A8F-BDB2-4CB0015B4E81"/><meta name="DC.Relation" scheme="URI" content="GUID-65AAF569-D347-462B-B59A-9D7CA184AB9C"/><meta name="DC.Relation" scheme="URI" content="GUID-B8845FF1-D7F6-476A-8651-8B9C12D8789F"/><meta name="DC.Format" content="XHTML"/><meta name="DC.Identifier" content="GUID-2B13380C-37C8-473F-B0A7-564439312DA3"/><title>IDataSource.Delete() </title><script type="text/javascript">
      function initPage() {}
    </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-2B13380C-37C8-473F-B0A7-564439312DA3"><span>IDataSource.</span>Delete()</h1><div>
<p><strong>Description:</strong></p>
<p>The <code>Delete</code> method deletes a landmark or landmark
category from a landmark database.</p>
<div class="note"><p><strong class="note_title">Note: </strong>You cannot delete landmark databases.</p>
</div>
<p>This is a synchronous method.</p>
<p><strong>Syntax:</strong></p>

<pre class="codeblock" id="GUID-10AF2D75-684F-4D67-9690-9178645577C7">result = so.IDataSource.Delete(criteria);</pre>
<p><strong>Arguments:</strong></p>
<ul>
<li><p><code>criteria</code>:</p>

<p>This is an object that specifies the landmark or landmark category to
delete. For more information about the object properties and how to define
them, see section <a href="GUID-8787F2FD-41C1-46EC-B99E-7A9351C5A26B.html#GUID-8787F2FD-41C1-46EC-B99E-7A9351C5A26B">Criteria for deleting landmark information</a>.</p>

</li>
</ul>
<p><strong>Return value:</strong></p>
<p>The <code>Delete</code> method returns an object that contains
an error code and an error message.</p>
<div class="tablenoborder"><a name="GUID-9586C042-EDDE-40A4-97F1-63D903F18905"><!----></a><table cellpadding="4" cellspacing="0" summary="" id="GUID-9586C042-EDDE-40A4-97F1-63D903F18905" frame="border" border="1" rules="all"><caption><strong>Table: </strong>Return value
properties for Delete</caption>
<thead align="left">
<tr class="title "><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e41997">
<p>Property</p>
</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e42002">
<p>Description</p>
</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e42007">
<p>Value</p>
</th></tr>
</thead>
<tbody>
<tr class="">
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e41997 ">
<p><code>result.ErrorCode</code></p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e42002 ">
<p>This is a number that specifies a predefined error code.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e42007 ">
<p>See <a href="GUID-0A215AF3-59F0-4158-842C-0D7B030E5EA4.html#GUID-0A215AF3-59F0-4158-842C-0D7B030E5EA4">Service API error codes</a>.</p>
</td>
</tr>
<tr class="bg ">
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e41997 ">
<p><code>result.ErrorMessage</code></p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e42002 ">
<p>This is a text string that describes the error.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e42007 ">
<p>See <a href="GUID-4ECCCBED-DE6D-4366-B037-90E874C4DF5C.html#GUID-4ECCCBED-DE6D-4366-B037-90E874C4DF5C">Landmarks Service API error messages</a>.</p>
</td>
</tr>
</tbody>
</table></div>
<p><strong>Remarks:</strong></p>
<ul>
<li><p>If no landmark database is specified, <code>Delete</code> is
performed on the default database. If the default database does not exist,
it is created and set active, but no delete operation is performed. The default
database is <code>file://c:eposlm.ldb</code>.</p></li>
<li><p>For more information about landmarks, landmark categories,
and landmark databases, see the <a href="GUID-D581028C-06ED-422D-866E-AE6C93075084.html#GUID-D581028C-06ED-422D-866E-AE6C93075084">Landmarks
Service overview page</a>.</p></li>
</ul>
<p><strong>Example code:</strong></p>
<p/>
<p>For the complete source of a sample widget
that demonstrates how to use this Service API, see <a href="GUID-11D59F76-EC4C-4297-B262-D5174E826B43.html#GUID-11D59F76-EC4C-4297-B262-D5174E826B43">the
full example</a>.</p>


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FCL/sftools/dev/eclipseenv/wrttools