Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/class_c_feature_checker.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<title>TB9.2 Example Applications: CFeatureChecker Class Reference</title>
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<h1>CFeatureChecker Class Reference</h1><!-- doxytag: class="CFeatureChecker" -->
<p><a href="class_c_feature_checker-members.html">List of all members.</a></p>
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<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_feature_checker.html#a2f290dbff4a1e23854b1acd0038836ed">~CFeatureChecker</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_feature_checker.html#a2d4636a82989321c291e135004d74247">HandleNotifyChange</a> (TFeatureChangeType aType, TFeatureEntry aFeature)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_feature_checker.html#ae0338caa887d637c92972b5b91bfa76a">HandleNotifyError</a> (TInt aError)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_feature_checker.html#ad81e893eb0476ad7aed4b31d77fb131f">NotifyFeatureL</a> ()</td></tr>
<tr><td colspan="2"><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0529f6ad0b87d00e4ba0110100fdc837"></a><!-- doxytag: member="CFeatureChecker::NewL" ref="a0529f6ad0b87d00e4ba0110100fdc837" args="()" -->
static <a class="el" href="class_c_feature_checker.html">CFeatureChecker</a> * </td><td class="memItemRight" valign="bottom"><b>NewL</b> ()</td></tr>
<tr><td colspan="2"><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae3e9b0382fab377cbb24147c943f831c"></a><!-- doxytag: member="CFeatureChecker::ConstructL" ref="ae3e9b0382fab377cbb24147c943f831c" args="()" -->
void </td><td class="memItemRight" valign="bottom"><b>ConstructL</b> ()</td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>This class implements the MFeatureObserver interface methods to receive notification of changes to features. </p>
<p>Definition at line <a class="el" href="_feature_checker_8h_source.html#l00025">25</a> of file <a class="el" href="_feature_checker_8h_source.html">FeatureChecker.h</a>.</p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a2f290dbff4a1e23854b1acd0038836ed"></a><!-- doxytag: member="CFeatureChecker::~CFeatureChecker" ref="a2f290dbff4a1e23854b1acd0038836ed" args="()" -->
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<td class="memname">CFeatureChecker::~CFeatureChecker </td>
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<td><code> [virtual]</code></td>
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<p>Cancels any outstanding notification request before deleting the feature notifier. </p>
<p>Definition at line <a class="el" href="_feature_checker_8cpp_source.html#l00036">36</a> of file <a class="el" href="_feature_checker_8cpp_source.html">FeatureChecker.cpp</a>.</p>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a2d4636a82989321c291e135004d74247"></a><!-- doxytag: member="CFeatureChecker::HandleNotifyChange" ref="a2d4636a82989321c291e135004d74247" args="(TFeatureChangeType aType, TFeatureEntry aFeature)" -->
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<td class="memname">void CFeatureChecker::HandleNotifyChange </td>
<td>(</td>
<td class="paramtype">TFeatureChangeType </td>
<td class="paramname"> <em>aType</em>, </td>
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<td class="paramtype">TFeatureEntry </td>
<td class="paramname"> <em>aFeature</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [virtual]</code></td>
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<p>This is a callback method of MFeatureObserver which is used to notify the FeatureChecker process about changes to a feature. TFeatureChangeType specifies the type of change. The change type is displayed to the user in the form of an InfoPrint. </p>
<p>Definition at line <a class="el" href="_feature_checker_8cpp_source.html#l00081">81</a> of file <a class="el" href="_feature_checker_8cpp_source.html">FeatureChecker.cpp</a>.</p>
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<a class="anchor" id="ae0338caa887d637c92972b5b91bfa76a"></a><!-- doxytag: member="CFeatureChecker::HandleNotifyError" ref="ae0338caa887d637c92972b5b91bfa76a" args="(TInt aError)" -->
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<td class="memname">void CFeatureChecker::HandleNotifyError </td>
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<td class="paramtype">TInt </td>
<td class="paramname"> <em>aError</em></td>
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<td><code> [virtual]</code></td>
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<p>Any error in the notifier is handled by this function, not used in this example implementation. </p>
<p>Definition at line <a class="el" href="_feature_checker_8cpp_source.html#l00072">72</a> of file <a class="el" href="_feature_checker_8cpp_source.html">FeatureChecker.cpp</a>.</p>
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<a class="anchor" id="ad81e893eb0476ad7aed4b31d77fb131f"></a><!-- doxytag: member="CFeatureChecker::NotifyFeatureL" ref="ad81e893eb0476ad7aed4b31d77fb131f" args="()" -->
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<td class="memname">void CFeatureChecker::NotifyFeatureL </td>
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<p>Subscribes to receive change notification for an array of feature UIDs. </p>
<p>Definition at line <a class="el" href="_feature_checker_8cpp_source.html#l00044">44</a> of file <a class="el" href="_feature_checker_8cpp_source.html">FeatureChecker.cpp</a>.</p>
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