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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_98934c98f70735fe3a272005a9eb8736.html">uvw</a></li> </ul>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#ifndef UVW_EMITTER_INCLUDE_H</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#define UVW_EMITTER_INCLUDE_H</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include <functional></span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include <list></span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include <unordered_map></span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <utility></span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <uv.h></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include "config.h"</span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "type_info.hpp"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceuvw.html">uvw</a> {</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html"> 23</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structuvw_1_1error__event.html">error_event</a> {</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">template</span><<span class="keyword">typename</span> U, <span class="keyword">typename</span> = std::enable_if_t<std::is_<span class="keywordtype">int</span>egral_v<U>>></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">explicit</span> <a class="code hl_struct" href="structuvw_1_1error__event.html">error_event</a>(U val) noexcept</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> : ec{<span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(val)} {}</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html#a0ac19dc779909e62fba467774130b65c"> 40</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code hl_function" href="structuvw_1_1error__event.html#a0ac19dc779909e62fba467774130b65c">translate</a>(<span class="keywordtype">int</span> sys) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html#a64a227b139846cb188d8ff426ac79f41"> 49</a></span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code hl_function" href="structuvw_1_1error__event.html#a64a227b139846cb188d8ff426ac79f41">what</a>() const noexcept;</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html#aea5960a9b4f2e6069207bd803e3474d8"> 58</a></span> const <span class="keywordtype">char</span> *<a class="code hl_function" href="structuvw_1_1error__event.html#aea5960a9b4f2e6069207bd803e3474d8">name</a>() const noexcept;</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html#a27768dc4d71ac80f40434d9ee1609a0c"> 64</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="structuvw_1_1error__event.html#a27768dc4d71ac80f40434d9ee1609a0c">code</a>() const noexcept;</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"><a class="line" href="structuvw_1_1error__event.html#ae13671678295b45be5ce08176e9cdd8a"> 70</a></span> explicit operator <span class="keywordtype">bool</span>() const noexcept;</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span>private:</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> const <span class="keywordtype">int</span> ec;</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span>};</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> </div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span>template<typename T, typename... E></div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="classuvw_1_1emitter.html"> 83</a></span>class <a class="code hl_class" href="classuvw_1_1emitter.html">emitter</a> {</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">using </span>listener_t = std::function<void(U &, T &)>;</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">const</span> <span class="keyword">auto</span> &handler() <span class="keyword">const</span> <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> std::get<listener_t<U>>(handlers);</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">auto</span> &handler() <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">return</span> std::get<listener_t<U>>(handlers);</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> }</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> </div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span><span class="keyword">protected</span>:</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordtype">void</span> publish(U event) {</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordflow">if</span>(<span class="keyword">auto</span> &listener = handler<U>(); listener) {</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> listener(event, *<span class="keyword">static_cast<</span>T *<span class="keyword">></span>(<span class="keyword">this</span>));</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> }</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> }</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classuvw_1_1emitter.html">~emitter</a>() <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">static_assert</span>(std::is_base_of_v<<a class="code hl_class" href="classuvw_1_1emitter.html">emitter</a><T, E...>, T>);</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> }</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"><a class="line" href="classuvw_1_1emitter.html#ab913fa1c005a33c73b2eb2b0d1051b1f"> 123</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classuvw_1_1emitter.html#ab913fa1c005a33c73b2eb2b0d1051b1f">on</a>(listener_t<U> f) {</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> handler<U>() = std::move(f);</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> }</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"><a class="line" href="classuvw_1_1emitter.html#accff5c096692f5eebbe941189644e69d"> 129</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classuvw_1_1emitter.html#accff5c096692f5eebbe941189644e69d">reset</a>() noexcept {</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> handler<U>() = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> }</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> </div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"><a class="line" href="classuvw_1_1emitter.html#aa71435e74e775cfa7012fe2e52ca5193"> 134</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classuvw_1_1emitter.html#aa71435e74e775cfa7012fe2e52ca5193">reset</a>() noexcept {</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> reset<error_event>();</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> (reset<E>(), ...);</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> }</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keyword">template</span><<span class="keyword">typename</span> U></div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"><a class="line" href="classuvw_1_1emitter.html#ac02a29fe156faba7571b50450fc4f780"> 145</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classuvw_1_1emitter.html#ac02a29fe156faba7571b50450fc4f780">has</a>() const noexcept {</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">bool</span><span class="keyword">></span>(handler<U>());</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> }</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> std::tuple<listener_t<error_event>, listener_t<E>...> handlers{};</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>};</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span>} <span class="comment">// namespace uvw</span></div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span><span class="preprocessor">#ifndef UVW_AS_LIB</span></div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="preprocessor"># include "emitter.cpp"</span></div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span><span class="preprocessor">#endif</span></div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> </div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span><span class="preprocessor">#endif </span><span class="comment">// UVW_EMITTER_INCLUDE_H</span></div>
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<div class="ttc" id="aclassuvw_1_1emitter_html"><div class="ttname"><a href="classuvw_1_1emitter.html">uvw::emitter</a></div><div class="ttdoc">Event emitter base class.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00083">emitter.h:83</a></div></div>
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<div class="ttc" id="aclassuvw_1_1emitter_html_aa71435e74e775cfa7012fe2e52ca5193"><div class="ttname"><a href="classuvw_1_1emitter.html#aa71435e74e775cfa7012fe2e52ca5193">uvw::emitter::reset</a></div><div class="ttdeci">void reset() noexcept</div><div class="ttdoc">Disconnects all listeners.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00134">emitter.h:134</a></div></div>
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<div class="ttc" id="aclassuvw_1_1emitter_html_ab913fa1c005a33c73b2eb2b0d1051b1f"><div class="ttname"><a href="classuvw_1_1emitter.html#ab913fa1c005a33c73b2eb2b0d1051b1f">uvw::emitter::on</a></div><div class="ttdeci">void on(listener_t< U > f)</div><div class="ttdoc">Registers a long-lived listener with the event emitter.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00123">emitter.h:123</a></div></div>
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<div class="ttc" id="aclassuvw_1_1emitter_html_ac02a29fe156faba7571b50450fc4f780"><div class="ttname"><a href="classuvw_1_1emitter.html#ac02a29fe156faba7571b50450fc4f780">uvw::emitter::has</a></div><div class="ttdeci">bool has() const noexcept</div><div class="ttdoc">Checks if there is a listener registered for the specific event.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00145">emitter.h:145</a></div></div>
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<div class="ttc" id="aclassuvw_1_1emitter_html_accff5c096692f5eebbe941189644e69d"><div class="ttname"><a href="classuvw_1_1emitter.html#accff5c096692f5eebbe941189644e69d">uvw::emitter::reset</a></div><div class="ttdeci">void reset() noexcept</div><div class="ttdoc">Disconnects the listener for the given event type.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00129">emitter.h:129</a></div></div>
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<div class="ttc" id="anamespaceuvw_html"><div class="ttname"><a href="namespaceuvw.html">uvw</a></div><div class="ttdoc">uvw default namespace.</div><div class="ttdef"><b>Definition:</b> <a href="async_8h_source.html#l00008">async.h:8</a></div></div>
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<div class="ttc" id="astructuvw_1_1error__event_html"><div class="ttname"><a href="structuvw_1_1error__event.html">uvw::error_event</a></div><div class="ttdoc">Error event.</div><div class="ttdef"><b>Definition:</b> <a href="emitter_8h_source.html#l00023">emitter.h:23</a></div></div>
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<div class="ttc" id="astructuvw_1_1error__event_html_a0ac19dc779909e62fba467774130b65c"><div class="ttname"><a href="structuvw_1_1error__event.html#a0ac19dc779909e62fba467774130b65c">uvw::error_event::translate</a></div><div class="ttdeci">static int translate(int sys) noexcept</div><div class="ttdoc">Returns the libuv error code equivalent to the given platform dependent error code.</div></div>
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<div class="ttc" id="astructuvw_1_1error__event_html_a27768dc4d71ac80f40434d9ee1609a0c"><div class="ttname"><a href="structuvw_1_1error__event.html#a27768dc4d71ac80f40434d9ee1609a0c">uvw::error_event::code</a></div><div class="ttdeci">int code() const noexcept</div><div class="ttdoc">Gets the underlying error code, that is an error constant of libuv.</div></div>
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<div class="ttc" id="astructuvw_1_1error__event_html_a64a227b139846cb188d8ff426ac79f41"><div class="ttname"><a href="structuvw_1_1error__event.html#a64a227b139846cb188d8ff426ac79f41">uvw::error_event::what</a></div><div class="ttdeci">const char * what() const noexcept</div><div class="ttdoc">Returns the error message for the given error code.</div></div>
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<div class="ttc" id="astructuvw_1_1error__event_html_aea5960a9b4f2e6069207bd803e3474d8"><div class="ttname"><a href="structuvw_1_1error__event.html#aea5960a9b4f2e6069207bd803e3474d8">uvw::error_event::name</a></div><div class="ttdeci">const char * name() const noexcept</div><div class="ttdoc">Returns the error name for the given error code.</div></div>
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