Minor sample code updates. Doxygen update.

Author: endurodave

README.md

@@ -128,6 +128,7 @@ Alternative asynchronous implementations similar in concept to DelegateMQ, simpl
 
 Repositories utilizing the DelegateMQ library.
 
+* <a href="https://github.com/endurodave/StateMachineWithModernDelegates">C++ State Machine with Asynchronous Delegates</a> - a framework combining a C++ state machine with the asynchronous delegate library.
 * <a href="https://github.com/endurodave/AsyncStateMachine">Asynchronous State Machine Design in C++</a> - an asynchronous C++ state machine implemented using an asynchronous delegate library.
 * <a href="https://github.com/endurodave/IntegrationTestFramework">Integration Test Framework using Google Test and Delegates</a> - a multi-threaded C++ software integration test framework using Google Test and DelegateMQ libraries.
 * <a href="https://github.com/endurodave/Async-SQLite">Asynchronous SQLite API using C++ Delegates</a> - an asynchronous SQLite wrapper implemented using an asynchronous delegate library.

docs/DETAILS.md

@@ -182,7 +182,7 @@ Include `DelegateMQ.h` to use the delegate library features. Build and execute t
 
 # Quick Start
 
-Simple delegate examples showing basic functionality.
+Simple delegate examples showing basic functionality. See [Sample Projects](#sample-projects) for more sample code.
 
 ## Basic Examples
 
@@ -1770,6 +1770,7 @@ The table below summarizes the various asynchronous function invocation implemen
 
 Repositories utilizing the DelegateMQ library within different multithreaded applications.
 
+* <a href="https://github.com/endurodave/StateMachineWithModernDelegates">C++ State Machine with Asynchronous Delegates</a> - a framework combining a C++ state machine with the asynchronous delegate library.
 * <a href="https://github.com/endurodave/AsyncStateMachine">Asynchronous State Machine Design in C++</a> - an asynchronous C++ state machine implemented using an asynchronous delegate library.
 * <a href="https://github.com/endurodave/IntegrationTestFramework">Integration Test Framework using Google Test and Delegates</a> - a multi-threaded C++ software integration test framework using Google Test and Delegate libraries.
 * <a href="https://github.com/endurodave/Async-SQLite">Asynchronous SQLite API using C++ Delegates</a> - an asynchronous SQLite wrapper implemented using an asynchronous delegate library.

docs/html/_delegate_async_wait_8h_source.html

@@ -334,7 +334,7 @@
 <div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span>                    <span class="keywordflow">return</span> GetRetVal();</div>
 <div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span>                } <span class="keywordflow">else</span> {</div>
 <div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span>                    <span class="comment">// Return a default return value</span></div>
-<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span>                    <span class="keywordflow">return</span> RetType{};</div>
+<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span>                    <span class="keywordflow">return</span> RetType();</div>
 <div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span>                }</div>
 <div class="line"><a id="l00355" name="l00355"></a><span class="lineno">  355</span>            }</div>
 <div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span>        }</div>
@@ -395,7 +395,7 @@
 <div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span>            <span class="keywordflow">return</span> std::any_cast&lt;RetType&gt;(m_retVal);</div>
 <div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span>        }</div>
 <div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span>        <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::bad_any_cast&amp;) {</div>
-<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span>            <span class="keywordflow">return</span> RetType{};  <span class="comment">// Return a default value if error</span></div>
+<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span>            <span class="keywordflow">return</span> RetType();  <span class="comment">// Return a default value if error</span></div>
 <div class="line"><a id="l00431" name="l00431"></a><span class="lineno">  431</span>        }</div>
 <div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span>    }</div>
 </div>
@@ -637,7 +637,7 @@
 <div class="line"><a id="l00753" name="l00753"></a><span class="lineno">  753</span>                    <span class="keywordflow">return</span> GetRetVal();</div>
 <div class="line"><a id="l00754" name="l00754"></a><span class="lineno">  754</span>                } <span class="keywordflow">else</span> {</div>
 <div class="line"><a id="l00755" name="l00755"></a><span class="lineno">  755</span>                    <span class="comment">// Return a default return value</span></div>
-<div class="line"><a id="l00756" name="l00756"></a><span class="lineno">  756</span>                    <span class="keywordflow">return</span> RetType{};</div>
+<div class="line"><a id="l00756" name="l00756"></a><span class="lineno">  756</span>                    <span class="keywordflow">return</span> RetType();</div>
 <div class="line"><a id="l00757" name="l00757"></a><span class="lineno">  757</span>                }</div>
 <div class="line"><a id="l00758" name="l00758"></a><span class="lineno">  758</span>            }</div>
 <div class="line"><a id="l00759" name="l00759"></a><span class="lineno">  759</span>        }</div>
@@ -698,7 +698,7 @@
 <div class="line"><a id="l00830" name="l00830"></a><span class="lineno">  830</span>            <span class="keywordflow">return</span> std::any_cast&lt;RetType&gt;(m_retVal);</div>
 <div class="line"><a id="l00831" name="l00831"></a><span class="lineno">  831</span>        }</div>
 <div class="line"><a id="l00832" name="l00832"></a><span class="lineno">  832</span>        <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::bad_any_cast&amp;) {</div>
-<div class="line"><a id="l00833" name="l00833"></a><span class="lineno">  833</span>            <span class="keywordflow">return</span> RetType{};  <span class="comment">// Return a default value if error</span></div>
+<div class="line"><a id="l00833" name="l00833"></a><span class="lineno">  833</span>            <span class="keywordflow">return</span> RetType();  <span class="comment">// Return a default value if error</span></div>
 <div class="line"><a id="l00834" name="l00834"></a><span class="lineno">  834</span>        }</div>
 <div class="line"><a id="l00835" name="l00835"></a><span class="lineno">  835</span>    }</div>
 </div>
@@ -892,7 +892,7 @@
 <div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span>                    <span class="keywordflow">return</span> GetRetVal();</div>
 <div class="line"><a id="l01076" name="l01076"></a><span class="lineno"> 1076</span>                } <span class="keywordflow">else</span> {</div>
 <div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span>                    <span class="comment">// Return a default return value</span></div>
-<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span>                    <span class="keywordflow">return</span> RetType{};</div>
+<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span>                    <span class="keywordflow">return</span> RetType();</div>
 <div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span>                }</div>
 <div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span>            }</div>
 <div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span>        }</div>
@@ -953,7 +953,7 @@
 <div class="line"><a id="l01152" name="l01152"></a><span class="lineno"> 1152</span>            <span class="keywordflow">return</span> std::any_cast&lt;RetType&gt;(m_retVal);</div>
 <div class="line"><a id="l01153" name="l01153"></a><span class="lineno"> 1153</span>        }</div>
 <div class="line"><a id="l01154" name="l01154"></a><span class="lineno"> 1154</span>        <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::bad_any_cast&amp;) {</div>
-<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span>            <span class="keywordflow">return</span> RetType{};  <span class="comment">// Return a default value if error</span></div>
+<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span>            <span class="keywordflow">return</span> RetType();  <span class="comment">// Return a default value if error</span></div>
 <div class="line"><a id="l01156" name="l01156"></a><span class="lineno"> 1156</span>        }</div>
 <div class="line"><a id="l01157" name="l01157"></a><span class="lineno"> 1157</span>    }</div>
 </div>

docs/html/_delegate_m_q_8h.html

@@ -104,7 +104,7 @@
 <a href="#details">More...</a></p>
 <div class="textblock"><code>#include &quot;<a class="el" href="_delegate_opt_8h_source.html">delegate/DelegateOpt.h</a>&quot;</code><br />
 <code>#include &quot;<a class="el" href="_multicast_delegate_safe_8h_source.html">delegate/MulticastDelegateSafe.h</a>&quot;</code><br />
-<code>#include &quot;<a class="el" href="_unicast_delegate_8h_source.html">delegate/UnicastDelegate.h</a>&quot;</code><br />
+<code>#include &quot;<a class="el" href="_unicast_delegate_safe_8h_source.html">delegate/UnicastDelegateSafe.h</a>&quot;</code><br />
 <code>#include &quot;<a class="el" href="_delegate_async_8h_source.html">delegate/DelegateAsync.h</a>&quot;</code><br />
 <code>#include &quot;<a class="el" href="_delegate_async_wait_8h_source.html">delegate/DelegateAsyncWait.h</a>&quot;</code><br />
 <code>#include &quot;<a class="el" href="_delegate_remote_8h_source.html">delegate/DelegateRemote.h</a>&quot;</code><br />

docs/html/_delegate_m_q_8h_source.html

@@ -109,7 +109,7 @@
 <div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span> </div>
 <div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="preprocessor">#include &quot;<a class="code" href="_delegate_opt_8h.html">delegate/DelegateOpt.h</a>&quot;</span></div>
 <div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="preprocessor">#include &quot;<a class="code" href="_multicast_delegate_safe_8h.html">delegate/MulticastDelegateSafe.h</a>&quot;</span></div>
-<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="preprocessor">#include &quot;<a class="code" href="_unicast_delegate_8h.html">delegate/UnicastDelegate.h</a>&quot;</span></div>
+<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="preprocessor">#include &quot;<a class="code" href="_unicast_delegate_safe_8h.html">delegate/UnicastDelegateSafe.h</a>&quot;</span></div>
 <div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="preprocessor">#include &quot;<a class="code" href="_delegate_async_8h.html">delegate/DelegateAsync.h</a>&quot;</span></div>
 <div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="preprocessor">#include &quot;<a class="code" href="_delegate_async_wait_8h.html">delegate/DelegateAsyncWait.h</a>&quot;</span></div>
 <div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="preprocessor">#include &quot;<a class="code" href="_delegate_remote_8h.html">delegate/DelegateRemote.h</a>&quot;</span></div>
@@ -173,7 +173,7 @@
 <div class="ttc" id="a_multicast_delegate_safe_8h_html"><div class="ttname"><a href="_multicast_delegate_safe_8h.html">MulticastDelegateSafe.h</a></div><div class="ttdoc">Delegate container for storing and iterating over a collection of delegate instances....</div></div>
 <div class="ttc" id="a_timer_8h_html"><div class="ttname"><a href="_timer_8h.html">Timer.h</a></div></div>
 <div class="ttc" id="a_transport_monitor_8h_html"><div class="ttname"><a href="_transport_monitor_8h.html">TransportMonitor.h</a></div></div>
-<div class="ttc" id="a_unicast_delegate_8h_html"><div class="ttname"><a href="_unicast_delegate_8h.html">UnicastDelegate.h</a></div><div class="ttdoc">Delegate container for storing an invoking a single delegate instance. Class is not thread-safe.</div></div>
+<div class="ttc" id="a_unicast_delegate_safe_8h_html"><div class="ttname"><a href="_unicast_delegate_safe_8h.html">UnicastDelegateSafe.h</a></div><div class="ttdoc">Delegate container for storing an invoking a single delegate instance. Class is not thread-safe.</div></div>
 <div class="ttc" id="a_win32_pipe_transport_8h_html"><div class="ttname"><a href="_win32_pipe_transport_8h.html">Win32PipeTransport.h</a></div></div>
 <div class="ttc" id="a_win32_udp_transport_8h_html"><div class="ttname"><a href="_win32_udp_transport_8h.html">Win32UdpTransport.h</a></div></div>
 <div class="ttc" id="a_zero_mq_transport_8h_html"><div class="ttname"><a href="_zero_mq_transport_8h.html">ZeroMqTransport.h</a></div></div>

docs/html/_multicast_delegate_safe_8h_source.html

@@ -185,7 +185,7 @@
 <div class="foldopen" id="foldopen00092" data-start="{" data-end="}">
 <div class="line"><a id="l00092" name="l00092"></a><span class="lineno"><a class="line" href="classdmq_1_1_multicast_delegate_safe_3_01_ret_type_07_args_8_8_8_08_4.html#a31c7a2d64528e2d60e3abc159e5c11e2">   92</a></span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code hl_function" href="classdmq_1_1_multicast_delegate_safe_3_01_ret_type_07_args_8_8_8_08_4.html#a31c7a2d64528e2d60e3abc159e5c11e2">operator=</a>(std::nullptr_t) <span class="keyword">noexcept</span> { </div>
 <div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>        <span class="keyword">const</span> std::lock_guard&lt;std::mutex&gt; lock(m_lock);</div>
-<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>        <span class="keywordflow">return</span> BaseType::Clear(); </div>
+<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>        BaseType::Clear(); </div>
 <div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span>    }</div>
 </div>
 <div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span> </div>

docs/html/_timer_8h.html

@@ -101,7 +101,7 @@
   <div class="headertitle"><div class="title">Timer.h File Reference</div></div>
 </div><!--header-->
 <div class="contents">
-<div class="textblock"><code>#include &quot;<a class="el" href="_unicast_delegate_8h_source.html">../../delegate/UnicastDelegate.h</a>&quot;</code><br />
+<div class="textblock"><code>#include &quot;<a class="el" href="_unicast_delegate_safe_8h_source.html">../../delegate/UnicastDelegateSafe.h</a>&quot;</code><br />
 <code>#include &lt;mutex&gt;</code><br />
 <code>#include &lt;list&gt;</code><br />
 </div>