Symbian3/SDK/Source/GUID-2A6C43A6-D5D3-5DC1-871C-C1428D2DB2E6.dita
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 11 Jun 2010 12:39:03 +0100
changeset 8 ae94777fff8f
parent 0 89d6a7a84779
permissions -rw-r--r--
Week 23 contribution of SDK documentation content. See release notes for details. Fixes bugs Bug 2714, Bug 462.
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License 
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"Eclipse Public License v1.0" which accompanies this distribution, 
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors: 
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-->
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<!DOCTYPE concept
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  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
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<concept xml:lang="en" id="GUID-2A6C43A6-D5D3-5DC1-871C-C1428D2DB2E6"><title>How to access reference counting objects in object containers</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>The following code fragment retrieves a pointer to the reference counting object with the name "Monday". It assumes that such a reference counting object does exist.</p> <codeblock id="GUID-3621E878-0505-5040-B034-6F6937F6D0A1" xml:space="preserve">...
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class CMyobject : public CObject
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    {
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       ...
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       };
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_LIT(KMatcher,"Monday");
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...
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CMyobject*  theobject;
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CObjectCon* thecontainer;
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TInt        thefindhandle;
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TName       objname;
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...
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thecontainer-&gt;FindByName(thefindhandle,KMatcher,objname);
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theobject = (CMyObject*)thecontainer-&gt;AtL(thefindhandle);
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...</codeblock> <p>The following code fragment retrieves pointers to all of the reference counting objects whose names end with "day":</p> <codeblock id="GUID-0AA53FC1-FEDA-5C0E-AA68-AAD8D564E4D0" xml:space="preserve">...
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class CMyobject : public CObject
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    {
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       ...
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       };
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_LIT(KMatcher,"*day");
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...
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CMyobject*  theobject;
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CObjectCon* thecontainer;
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TInt        thefindhandle;
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TName       objname;
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...
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thefindhandle = 0;
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while (thecontainer-&gt;FindByName(thefindhandle,KMatcher,objname)==KerrNone)
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    {
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    // objname contains the reference counting object's
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    // name, e.g. "Monday" or "Tuesday"
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    ...
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    theobject = (CMyobject*)thecontainer-&gt;AtL(thefindhandle);
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    ...
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    }
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// Now found all matching reference counting objects
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...</codeblock> </conbody></concept>