| author | Eugene Ostroukhov <eugeneo@symbian.org> |
| Fri, 02 Apr 2010 10:43:38 -0700 | |
| changeset 296 | 48ed893a420c |
| parent 229 | 716254ccbcc0 |
| permissions | -rw-r--r-- |
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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="IDataSource.Cancel()"/><meta name="DC.Relation" scheme="URI" content="GUID-6C3D58CA-CA4F-432B-898B-4020064E3CE6"/><meta name="DC.Relation" scheme="URI" content="GUID-894E87F7-7146-44DD-8CAF-60F7C446B0D8"/><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-F003B7DD-E450-49AD-B447-C5132FE47D3C"/><meta name="DC.Format" content="XHTML"/><meta name="DC.Identifier" content="GUID-043C7578-485F-4186-830F-013223A156D1"/><title>IDataSource.Cancel() </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-043C7578-485F-4186-830F-013223A156D1">IDataSource.Cancel()</h1><div> |
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<p><strong>Description:</strong></p> |
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<p>The <code>Cancel</code> method cancels an outstanding asynchronous |
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call made with a Logging Service API method.</p> |
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<p>If a cancel is sent, but the asynchronous call has already been completed, |
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then <code>result.ErrorCode</code> is set to <code>0</code> (success).</p> |
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<p>This is a synchronous method.</p> |
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<p><strong>Syntax:</strong></p> |
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<pre class="codeblock" id="GUID-6C88D4B9-532D-4BC2-B760-D774AAA9F805-GENIDd0e54927">result = so.IDataSource.Cancel(criteria);</pre> |
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<p><strong>Arguments:</strong></p> |
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<ul> |
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<li><p><code>criteria</code>:</p> |
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<p>This is an object with the <code>TransactionID</code> property |
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(number). <code>criteria.TransactionID</code> specifies the transaction |
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ID of the asynchronous call to cancel. The transaction ID is the <code>result.TransactionID</code> value |
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that was returned as part of the result of the initial call.</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>The <code>Cancel</code> method returns an object that contains |
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an error code and an error message.</p> |
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<div class="tablenoborder"><a name="GUID-4648578A-555B-43B6-9B54-5DE0F249EDC7"><!----></a><table cellpadding="4" cellspacing="0" summary="" id="GUID-4648578A-555B-43B6-9B54-5DE0F249EDC7" frame="border" border="1" rules="all"><caption><strong>Table: </strong>Return value |
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properties for Cancel</caption> |
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<thead align="left"> |
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<tr class="title "><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e54271"> |
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<p>Property</p> |
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</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e54276"> |
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<p>Description</p> |
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</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e54281"> |
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<p>Value</p> |
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</th></tr> |
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</thead> |
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<tbody> |
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<tr class=""> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54271 "> |
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<p><code>result.ErrorCode</code></p> |
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</td> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54276 "> |
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<p>This is a number that specifies a predefined error code.</p> |
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</td> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54281 "> |
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<p>See <a href="GUID-0A215AF3-59F0-4158-842C-0D7B030E5EA4.html#GUID-0A215AF3-59F0-4158-842C-0D7B030E5EA4">Service API error codes</a> .</p> |
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</td> |
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</tr> |
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<tr class="bg "> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54271 "> |
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<p><code>result.ErrorMessage</code></p> |
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</td> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54276 "> |
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<p>This is a text string that describes the error.</p> |
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</td> |
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e54281 "> |
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<p>See <a href="GUID-6C3D58CA-CA4F-432B-898B-4020064E3CE6.html#GUID-6C3D58CA-CA4F-432B-898B-4020064E3CE6">Logging Service API error messages</a>.</p> |
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</td> |
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</tr> |
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</tbody> |
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</table></div> |
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<p><strong>Example code:</strong></p> |
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<p/> |
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<p>For the complete source of a sample widget that demonstrates how to |
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use this Service API, see <a href="GUID-9C85B403-6CFC-4E17-A2B2-AD1AD2F7794D.html#GUID-9C85B403-6CFC-4E17-A2B2-AD1AD2F7794D">the |
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full example</a>.</p> |
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</div></div></div><div class="footer"><hr/><div class="copy">© Nokia 2009.</div></div></body></html> |