Symbian3/SDK/Source/GUID-2A6C43A6-D5D3-5DC1-871C-C1428D2DB2E6.dita
author Dominic Pinkman <dominic.pinkman@nokia.com>
Tue, 20 Jul 2010 12:00:49 +0100
changeset 13 48780e181b38
parent 0 89d6a7a84779
permissions -rw-r--r--
Week 28 contribution of SDK documentation content. See release notes for details. Fixes bugs Bug 1897 and Bug 1522.

<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE concept
  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
<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">...
class CMyobject : public CObject
    {
       ...
       };

_LIT(KMatcher,"Monday");
...
CMyobject*  theobject;
CObjectCon* thecontainer;
TInt        thefindhandle;
TName       objname;
...
thecontainer-&gt;FindByName(thefindhandle,KMatcher,objname);
theobject = (CMyObject*)thecontainer-&gt;AtL(thefindhandle);
...</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">...
class CMyobject : public CObject
    {
       ...
       };

_LIT(KMatcher,"*day");
...
CMyobject*  theobject;
CObjectCon* thecontainer;
TInt        thefindhandle;
TName       objname;
...
thefindhandle = 0;
while (thecontainer-&gt;FindByName(thefindhandle,KMatcher,objname)==KerrNone)
    {
    // objname contains the reference counting object's
    // name, e.g. "Monday" or "Tuesday"
    ...
    theobject = (CMyobject*)thecontainer-&gt;AtL(thefindhandle);
    ...
    }
// Now found all matching reference counting objects
...</codeblock> </conbody></concept>