org.symbian.tools.wrttools.doc.WebDeveloper/html/GUID-46DB749E-A388-46B2-BB13-A274385CA97C.html
author Eugene Ostroukhov <eugeneo@symbian.org>
Fri, 11 Jun 2010 13:33:03 -0700
changeset 372 1e408ee32d8a
parent 229 716254ccbcc0
permissions -rw-r--r--
Added templates for WRT 1.1 platform services
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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="ISensor.FindSensorChannel()"/><meta name="DC.Relation" scheme="URI" content="GUID-B4897257-F7BC-4C32-9C6C-A577FDAC5D09"/><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-B77C2006-879F-4AC6-B7BF-04B25B563A29"/><meta name="DC.Format" content="XHTML"/><meta name="DC.Identifier" content="GUID-46DB749E-A388-46B2-BB13-A274385CA97C"/><title>ISensor.FindSensorChannel() </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-46DB749E-A388-46B2-BB13-A274385CA97C"><span>ISensor.</span>FindSensorChannel()</h1><div>
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<p><strong>Description:</strong></p>
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<p>The <code>FindSensorChannel</code> method searches for sensor
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channels available on the device.</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-86D572D7-A1B1-4809-8B59-2AE23970E9A6">result = so.ISensor.FindSensorChannel(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 that specifies the search <span>criteria</span>. For more information about the
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object properties and how to define them, see section <a href="GUID-A4538B4D-0D90-43F8-B1FA-72F616937760.html#GUID-A4538B4D-0D90-43F8-B1FA-72F616937760">Criteria for searching sensor channels</a>.</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>FindSensorChannel</code> method returns an object
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that contains the requested sensor channel information, an error code, and
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an error message.</p>
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<div class="tablenoborder"><a name="GUID-3095E462-4D5D-4E87-978C-25AF1E9D0B89"><!----></a><table cellpadding="4" cellspacing="0" summary="" id="GUID-3095E462-4D5D-4E87-978C-25AF1E9D0B89" frame="border" border="1" rules="all"><caption><strong>Table: </strong>Return value
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properties for FindSensorChannel</caption>
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<thead align="left">
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<tr class="title "><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e63822">
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<p>Property</p>
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</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e63827">
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<p>Description</p>
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</th><th class="cellrowborder" valign="top" width="33.33333333333333%" id="d0e63832">
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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="d0e63822 ">
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<p><code>result.ReturnValue</code></p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e63827 ">
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<p>This is an <span>iterator</span> that contains information about
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the sensor channels matching the search criteria.</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e63832 ">
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<p>See <a href="GUID-FEB5D463-F6A1-44D9-9456-D95DE4BAED77.html#GUID-FEB5D463-F6A1-44D9-9456-D95DE4BAED77">Sensor channel information</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="d0e63822 ">
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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="d0e63827 ">
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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="d0e63832 ">
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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="">
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="d0e63822 ">
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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="d0e63827 ">
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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="d0e63832 ">
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<p>See <a href="GUID-46FAFCDA-BCF3-41CB-B154-C17BBF7CD755.html#GUID-46FAFCDA-BCF3-41CB-B154-C17BBF7CD755">Sensor 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
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that demonstrates how to use this Service API, see <a href="GUID-350F3C29-923E-4C30-8B14-C3D594BB8E39.html#GUID-350F3C29-923E-4C30-8B14-C3D594BB8E39">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>