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<div class="title">wxTrackable Class Reference<div class="ingroups"><a class="el" href="group__group__class__smartpointers.html">Smart Pointers</a></div></div> </div>
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<p><code>#include <wx/tracker.h></code></p>
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<img id="dynsection-0-trigger" src="closed.png" alt="+"/> Inheritance diagram for wxTrackable:</div>
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<div class="center"><img src="classwx_trackable__inherit__graph.png" border="0" usemap="#wx_trackable_inherit__map" alt="Inheritance graph"/></div>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Add-on base class for a trackable object. </p>
<p>This class maintains an internal linked list of classes of type wxTrackerNode and calls OnObjectDestroy() on them if this object is destroyed. The most common usage is by using the <a class="el" href="classwx_weak_ref_3_01_t_01_4.html" title="wxWeakRef<T> is a template class for weak references to wxWidgets objects, such as wxEvtHandler...">wxWeakRef<T></a> class template which automates this. This class has no public API. Its only use is by deriving another class from it to make it trackable.</p>
<div class="fragment"><div class="line"><span class="keyword">class </span>MyClass: <span class="keyword">public</span> Foo, <span class="keyword">public</span> <a class="code" href="classwx_trackable.html" title="Add-on base class for a trackable object.">wxTrackable</a></div>
<div class="line">{</div>
<div class="line"> <span class="comment">// whatever</span></div>
<div class="line">}</div>
<div class="line"></div>
<div class="line"><span class="keyword">typedef</span> wxWeakRef<MyClass> MyClassRef;</div>
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<div><span class="lib">Library:</span>  <span class="lib_text"><a class="el" href="page_libs.html#page_libs_wxbase">wxBase</a></span></div><div><span class="category">Category:</span>  <span class="category_text"><a class="el" href="group__group__class__smartpointers.html">Smart Pointers</a></span></div> </div></div><!-- contents -->
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