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<div class="title">sigh.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="preprocessor">#ifndef ENTT_SIGNAL_SIGH_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="preprocessor">#define ENTT_SIGNAL_SIGH_HPP</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160; </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &lt;iterator&gt;</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &lt;algorithm&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;../config/config.h&quot;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;delegate.hpp&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;fwd.hpp&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceentt.html">entt</a> {</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Function&gt;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="keyword">class </span><a class="code" href="namespaceentt.html#a1367d938e16a6c5b6aaedab5cf10f295">sink</a>;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Function&gt;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="keyword">class </span>sigh;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ret, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html"> 59</a></span>&#160;<span class="keyword">class </span><a class="code" href="classentt_1_1sigh.html">sigh</a>&lt;Ret(Args...)&gt; {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classentt_1_1sink.html">sink</a>&lt;Ret(Args...)&gt;;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#aa1eb227b5cb5c4910dacccd38748a209"> 65</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#aa1eb227b5cb5c4910dacccd38748a209">size_type</a> = std::size_t;</div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#ae3b533533001fd0d5d56b9d17af8299f"> 67</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html">sink_type</a> = <a class="code" href="classentt_1_1sink.html">sink</a>&lt;Ret(Args...)&gt;;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Class&gt;</div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a932f446e04a732546e7af0f2922ed2fa"> 74</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a932f446e04a732546e7af0f2922ed2fa">instance_type</a> = Class *;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; </div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a0c12f2c644ac75e49c6bc530037e5dcb"> 80</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#aa1eb227b5cb5c4910dacccd38748a209">size_type</a> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a0c12f2c644ac75e49c6bc530037e5dcb">size</a>() const ENTT_NOEXCEPT {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordflow">return</span> calls.size();</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a109320a7d97b3313595a36a8f42e866b"> 88</a></span>&#160; [[nodiscard]] <span class="keywordtype">bool</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a109320a7d97b3313595a36a8f42e866b">empty</a>() const ENTT_NOEXCEPT {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> calls.empty();</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a062abaa0969c6762616466b67bee5d7d"> 99</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a062abaa0969c6762616466b67bee5d7d">publish</a>(Args... args)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">auto</span> &amp;&amp;call: std::as_const(calls)) {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; call(args...);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Func&gt;</div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a87ff1713373deff0bd7c71f4e0a32fe1"> 120</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a87ff1713373deff0bd7c71f4e0a32fe1">collect</a>(Func func, Args... args)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">auto</span> &amp;&amp;call: calls) {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keywordflow">if</span> constexpr(std::is_void_v&lt;Ret&gt;) {</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">if</span> constexpr(std::is_invocable_r_v&lt;bool, Func&gt;) {</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; call(args...);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordflow">if</span>(func()) { <span class="keywordflow">break</span>; }</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; call(args...);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; func();</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordflow">if</span> constexpr(std::is_invocable_r_v&lt;bool, Func, Ret&gt;) {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">if</span>(func(call(args...))) { <span class="keywordflow">break</span>; }</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; func(call(args...));</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; }</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; }</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; }</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; }</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; std::vector&lt;<a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt;&gt; calls;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;};</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; </div>
<div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="classentt_1_1connection.html"> 152</a></span>&#160;<span class="keyword">class </span><a class="code" href="classentt_1_1connection.html">connection</a> {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span>&gt;</div>
<div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="classentt_1_1connection.html#afe2b37ace8306e708a0dc76c658a4b19"> 155</a></span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classentt_1_1sink.html">sink</a>;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <a class="code" href="classentt_1_1connection.html#a1d11f6b9d00a3f0e5364111438a1cee5">connection</a>(<a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;<span class="keywordtype">void</span>(<span class="keywordtype">void</span> *)&gt; fn, <span class="keywordtype">void</span> *ref)</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; : disconnect{fn}, signal{ref}</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; {}</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classentt_1_1connection.html#a1d11f6b9d00a3f0e5364111438a1cee5"> 163</a></span>&#160; <a class="code" href="classentt_1_1connection.html#a1d11f6b9d00a3f0e5364111438a1cee5">connection</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; </div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="classentt_1_1connection.html#a408ef4df083d255a92f708219c7dffc6"> 169</a></span>&#160; [[nodiscard]] <span class="keyword">explicit</span> <span class="keyword">operator</span> bool() const ENTT_NOEXCEPT {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">bool</span><span class="keyword">&gt;</span>(disconnect);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; </div>
<div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="classentt_1_1connection.html#ae564477ab623301169916c1992c970a8"> 174</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1connection.html#ae564477ab623301169916c1992c970a8">release</a>() {</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordflow">if</span>(disconnect) {</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; disconnect(signal);</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; disconnect.reset();</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;void(<span class="keywordtype">void</span> *)&gt; disconnect;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keywordtype">void</span> *signal{};</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;};</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; </div>
<div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html"> 196</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structentt_1_1scoped__connection.html">scoped_connection</a> {</div>
<div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#a5675cd808dd54a6d9546037d282d3c6c"> 198</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html#a5675cd808dd54a6d9546037d282d3c6c">scoped_connection</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; </div>
<div class="line"><a name="l00204"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#ab3c50842fea4014f8bf2e51ce4cfbc8a"> 204</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html#ab3c50842fea4014f8bf2e51ce4cfbc8a">scoped_connection</a>(<span class="keyword">const</span> <a class="code" href="classentt_1_1connection.html">connection</a> &amp;other)</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; : conn{other}</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; {}</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; </div>
<div class="line"><a name="l00209"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#ad52da49cdabbfe1a4aada361f48fb9be"> 209</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html#ad52da49cdabbfe1a4aada361f48fb9be">scoped_connection</a>(<span class="keyword">const</span> <a class="code" href="structentt_1_1scoped__connection.html">scoped_connection</a> &amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; </div>
<div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#a8bc8b8630e2ad076216b6aca416ce32c"> 212</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html#a8bc8b8630e2ad076216b6aca416ce32c">~scoped_connection</a>() {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; conn.<a class="code" href="classentt_1_1connection.html#ae564477ab623301169916c1992c970a8">release</a>();</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; </div>
<div class="line"><a name="l00220"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#ae079c45e0eb97f31ec1d5a4be76163fc"> 220</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html">scoped_connection</a> &amp; <a class="code" href="structentt_1_1scoped__connection.html#ae079c45e0eb97f31ec1d5a4be76163fc">operator=</a>(<span class="keyword">const</span> <a class="code" href="structentt_1_1scoped__connection.html">scoped_connection</a> &amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; </div>
<div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#a900d499bf30a8f33beb19f41af9b93b3"> 227</a></span>&#160; <a class="code" href="structentt_1_1scoped__connection.html">scoped_connection</a> &amp; <a class="code" href="structentt_1_1scoped__connection.html#a900d499bf30a8f33beb19f41af9b93b3">operator=</a>(<a class="code" href="classentt_1_1connection.html">connection</a> other) {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; conn = std::move(other);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; }</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; </div>
<div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#a33c6351e2adea868ca13888e9f228259"> 236</a></span>&#160; [[nodiscard]] <span class="keyword">explicit</span> <span class="keyword">operator</span> bool() const ENTT_NOEXCEPT {</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">bool</span><span class="keyword">&gt;</span>(conn);</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; }</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; </div>
<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="structentt_1_1scoped__connection.html#a7bd2be785ba586664d8e8d039dc73ead"> 241</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="structentt_1_1scoped__connection.html#a7bd2be785ba586664d8e8d039dc73ead">release</a>() {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; conn.<a class="code" href="classentt_1_1connection.html#ae564477ab623301169916c1992c970a8">release</a>();</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; }</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <a class="code" href="classentt_1_1connection.html">connection</a> conn;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;};</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ret, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html"> 269</a></span>&#160;<span class="keyword">class </span><a class="code" href="classentt_1_1sink.html">sink</a>&lt;Ret(Args...)&gt; {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; <span class="keyword">using</span> <a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html">signal_type</a> = <a class="code" href="classentt_1_1sigh.html">sigh</a>&lt;Ret(Args...)&gt;;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; <span class="keyword">using</span> difference_type = <span class="keyword">typename</span> std::iterator_traits&lt;<span class="keyword">typename</span> decltype(signal_type::calls)::iterator&gt;::difference_type;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate, <span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> release(Type value_or_instance, <span class="keywordtype">void</span> *signal) {</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a>{*<span class="keyword">static_cast&lt;</span><a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html">signal_type</a> *<span class="keyword">&gt;</span>(signal)}.disconnect&lt;Candidate&gt;(value_or_instance);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; }</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; </div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate&gt;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> release(<span class="keywordtype">void</span> *signal) {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a>{*<span class="keyword">static_cast&lt;</span><a class="code" href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html">signal_type</a> *<span class="keyword">&gt;</span>(signal)}.disconnect&lt;Candidate&gt;();</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00288"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a780866cd63d33f06b810b0d29300d8dd"> 288</a></span>&#160; <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a780866cd63d33f06b810b0d29300d8dd">sink</a>(<a class="code" href="classentt_1_1sigh.html">sigh</a>&lt;Ret(Args...)&gt; &amp;ref) ENTT_NOEXCEPT</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; : offset{},</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; signal{&amp;ref}</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; {}</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; </div>
<div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a8d3cda74fcad7d2cb92bad434bfdf00f"> 297</a></span>&#160; [[nodiscard]] <span class="keywordtype">bool</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a8d3cda74fcad7d2cb92bad434bfdf00f">empty</a>() const ENTT_NOEXCEPT {</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; <span class="keywordflow">return</span> signal-&gt;calls.empty();</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; }</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; </div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; <span class="keyword">template</span>&lt;auto Function&gt;</div>
<div class="line"><a name="l00308"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a039ae0c0999aa4e5c42620f08fe85591"> 308</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sink.html">sink</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a039ae0c0999aa4e5c42620f08fe85591">before</a>() {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; call.template connect&lt;Function&gt;();</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> it = std::find(calls.cbegin(), calls.cend(), std::move(call));</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a> other{*<span class="keyword">this</span>};</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; other.offset = std::distance(it, calls.cend());</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; <span class="keywordflow">return</span> other;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; }</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; </div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate, <span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00329"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a7d761b31046aeb204a0392aa8b3fc2c1"> 329</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sink.html">sink</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a7d761b31046aeb204a0392aa8b3fc2c1">before</a>(Type &amp;&amp;value_or_instance) {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; call.template connect&lt;Candidate&gt;(value_or_instance);</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; </div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> it = std::find(calls.cbegin(), calls.cend(), std::move(call));</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; </div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a> other{*<span class="keyword">this</span>};</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; other.offset = std::distance(it, calls.cend());</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="keywordflow">return</span> other;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; }</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; </div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aff2dec06fde148ab6f74ba8f5a4679c4"> 349</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sink.html">sink</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aff2dec06fde148ab6f74ba8f5a4679c4">before</a>(Type &amp;value_or_instance) {</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; <span class="keywordflow">return</span> before(&amp;value_or_instance);</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; }</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; </div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab8247ff409a75c0276dd003735247863"> 361</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sink.html">sink</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab8247ff409a75c0276dd003735247863">before</a>(Type *value_or_instance) {</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a> other{*<span class="keyword">this</span>};</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; </div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160; <span class="keywordflow">if</span>(value_or_instance) {</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> it = std::find_if(calls.cbegin(), calls.cend(), [value_or_instance](<span class="keyword">const</span> <span class="keyword">auto</span> &amp;<a class="code" href="classentt_1_1delegate.html">delegate</a>) {</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; return delegate.instance() == value_or_instance;</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160; });</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160; </div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; other.offset = std::distance(it, calls.cend());</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; }</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; </div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <span class="keywordflow">return</span> other;</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; }</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; </div>
<div class="line"><a name="l00380"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a80070f9124f7281cbaf5d01284445f9d"> 380</a></span>&#160; [[nodiscard]] <a class="code" href="classentt_1_1sink.html">sink</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a80070f9124f7281cbaf5d01284445f9d">before</a>() {</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160; <a class="code" href="classentt_1_1sink.html">sink</a> other{*<span class="keyword">this</span>};</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; other.offset = signal-&gt;calls.size();</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <span class="keywordflow">return</span> other;</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; }</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate&gt;</div>
<div class="line"><a name="l00396"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#af6aaad88082bcdd3eb5788afafb6cc54"> 396</a></span>&#160; <a class="code" href="classentt_1_1connection.html">connection</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#af6aaad88082bcdd3eb5788afafb6cc54">connect</a>() {</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160; disconnect&lt;Candidate&gt;();</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160; </div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; call.template connect&lt;Candidate&gt;();</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; signal-&gt;calls.insert(signal-&gt;calls.end() - offset, std::move(call));</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; </div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;void(<span class="keywordtype">void</span> *)&gt; conn{};</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; conn.template connect&lt;&amp;release&lt;Candidate&gt;&gt;();</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; <span class="keywordflow">return</span> { std::move(conn), signal };</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; }</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; </div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate, <span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00426"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aae719e002ec4bad4aabb75d8b65007d0"> 426</a></span>&#160; <a class="code" href="classentt_1_1connection.html">connection</a> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aae719e002ec4bad4aabb75d8b65007d0">connect</a>(Type &amp;&amp;value_or_instance) {</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; disconnect&lt;Candidate&gt;(value_or_instance);</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160; </div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; call.template connect&lt;Candidate&gt;(value_or_instance);</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; signal-&gt;calls.insert(signal-&gt;calls.end() - offset, std::move(call));</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160; </div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;void(<span class="keywordtype">void</span> *)&gt; conn{};</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160; conn.template connect&lt;&amp;release&lt;Candidate, Type&gt;&gt;(value_or_instance);</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; <span class="keywordflow">return</span> { std::move(conn), signal };</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; }</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate&gt;</div>
<div class="line"><a name="l00443"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab0186e5614c746b3355119a8f1abc9d1"> 443</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab0186e5614c746b3355119a8f1abc9d1">disconnect</a>() {</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160; <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160; call.template connect&lt;Candidate&gt;();</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160; calls.erase(std::remove(calls.begin(), calls.end(), std::move(call)), calls.end());</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160; }</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; </div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160; <span class="keyword">template</span>&lt;auto Cand<span class="keywordtype">id</span>ate, <span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00458"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aec3594281efafbee17ec0ba792aeb7e2"> 458</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aec3594281efafbee17ec0ba792aeb7e2">disconnect</a>(Type &amp;&amp;value_or_instance) {</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160; <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;Ret(Args...)&gt; call{};</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160; call.template connect&lt;Candidate&gt;(value_or_instance);</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160; calls.erase(std::remove(calls.begin(), calls.end(), std::move(call)), calls.end());</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160; }</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160; </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00472"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a6458671dfeb3dcc3cf30c9ffc4a580d8"> 472</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a6458671dfeb3dcc3cf30c9ffc4a580d8">disconnect</a>(Type &amp;value_or_instance) {</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160; disconnect(&amp;value_or_instance);</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160; }</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160; </div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type&gt;</div>
<div class="line"><a name="l00483"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ae5ee15c3d483a1bd4519d4e2398a3515"> 483</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ae5ee15c3d483a1bd4519d4e2398a3515">disconnect</a>(Type *value_or_instance) {</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160; <span class="keywordflow">if</span>(value_or_instance) {</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160; <span class="keyword">auto</span> &amp;calls = signal-&gt;calls;</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; calls.erase(std::remove_if(calls.begin(), calls.end(), [value_or_instance](<span class="keyword">const</span> <span class="keyword">auto</span> &amp;<a class="code" href="classentt_1_1delegate.html">delegate</a>) {</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; return delegate.instance() == value_or_instance;</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160; }), calls.end());</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160; }</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160; }</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160; </div>
<div class="line"><a name="l00493"></a><span class="lineno"><a class="line" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a1f9b66d606a004485f535997c96c231a"> 493</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a1f9b66d606a004485f535997c96c231a">disconnect</a>() {</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160; signal-&gt;calls.clear();</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160; }</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160; </div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160; difference_type offset;</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160; signal_type *signal;</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160;};</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160; </div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160; </div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ret, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a name="l00513"></a><span class="lineno"><a class="line" href="namespaceentt.html#a1367d938e16a6c5b6aaedab5cf10f295"> 513</a></span>&#160;<a class="code" href="namespaceentt.html#a1367d938e16a6c5b6aaedab5cf10f295">sink</a>(<a class="code" href="classentt_1_1sigh.html">sigh</a>&lt;Ret(Args...)&gt; &amp;) ENTT_NOEXCEPT -&gt; <a class="code" href="classentt_1_1sink.html">sink</a>&lt;Ret(Args...)&gt;;</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; </div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160; </div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160;}</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160; </div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160; </div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160;<span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a1f9b66d606a004485f535997c96c231a"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a1f9b66d606a004485f535997c96c231a">entt::sink&lt; Ret(Args...)&gt;::disconnect</a></div><div class="ttdeci">void disconnect()</div><div class="ttdoc">Disconnects all the listeners from a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00493">sigh.hpp:493</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a80070f9124f7281cbaf5d01284445f9d"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a80070f9124f7281cbaf5d01284445f9d">entt::sink&lt; Ret(Args...)&gt;::before</a></div><div class="ttdeci">sink before()</div><div class="ttdoc">Returns a sink that connects before anything else.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00380">sigh.hpp:380</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_aec3594281efafbee17ec0ba792aeb7e2"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aec3594281efafbee17ec0ba792aeb7e2">entt::sink&lt; Ret(Args...)&gt;::disconnect</a></div><div class="ttdeci">void disconnect(Type &amp;&amp;value_or_instance)</div><div class="ttdoc">Disconnects a free function with payload or a bound member from a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00458">sigh.hpp:458</a></div></div>
<div class="ttc" id="aclassentt_1_1connection_html_ae564477ab623301169916c1992c970a8"><div class="ttname"><a href="classentt_1_1connection.html#ae564477ab623301169916c1992c970a8">entt::connection::release</a></div><div class="ttdeci">void release()</div><div class="ttdoc">Breaks the connection.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00174">sigh.hpp:174</a></div></div>
<div class="ttc" id="aclassentt_1_1sigh_html"><div class="ttname"><a href="classentt_1_1sigh.html">entt::sigh</a></div><div class="ttdoc">Unmanaged signal handler.</div><div class="ttdef"><b>Definition:</b> <a href="signal_2fwd_8hpp_source.html#l00030">fwd.hpp:30</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_a8bc8b8630e2ad076216b6aca416ce32c"><div class="ttname"><a href="structentt_1_1scoped__connection.html#a8bc8b8630e2ad076216b6aca416ce32c">entt::scoped_connection::~scoped_connection</a></div><div class="ttdeci">~scoped_connection()</div><div class="ttdoc">Automatically breaks the link on destruction.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00212">sigh.hpp:212</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_ad52da49cdabbfe1a4aada361f48fb9be"><div class="ttname"><a href="structentt_1_1scoped__connection.html#ad52da49cdabbfe1a4aada361f48fb9be">entt::scoped_connection::scoped_connection</a></div><div class="ttdeci">scoped_connection(const scoped_connection &amp;)=delete</div><div class="ttdoc">Default copy constructor, deleted on purpose.</div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_a062abaa0969c6762616466b67bee5d7d"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a062abaa0969c6762616466b67bee5d7d">entt::sigh&lt; Ret(Args...)&gt;::publish</a></div><div class="ttdeci">void publish(Args... args) const</div><div class="ttdoc">Triggers a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00099">sigh.hpp:99</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a6458671dfeb3dcc3cf30c9ffc4a580d8"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a6458671dfeb3dcc3cf30c9ffc4a580d8">entt::sink&lt; Ret(Args...)&gt;::disconnect</a></div><div class="ttdeci">void disconnect(Type &amp;value_or_instance)</div><div class="ttdoc">Disconnects free functions with payload or bound members from a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00472">sigh.hpp:472</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a780866cd63d33f06b810b0d29300d8dd"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a780866cd63d33f06b810b0d29300d8dd">entt::sink&lt; Ret(Args...)&gt;::sink</a></div><div class="ttdeci">sink(sigh&lt; Ret(Args...)&gt; &amp;ref) noexcept</div><div class="ttdoc">Constructs a sink that is allowed to modify a given signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00288">sigh.hpp:288</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_a900d499bf30a8f33beb19f41af9b93b3"><div class="ttname"><a href="structentt_1_1scoped__connection.html#a900d499bf30a8f33beb19f41af9b93b3">entt::scoped_connection::operator=</a></div><div class="ttdeci">scoped_connection &amp; operator=(connection other)</div><div class="ttdoc">Acquires a connection.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00227">sigh.hpp:227</a></div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html">entt::sigh&lt; Ret(Args...)&gt;</a></div><div class="ttdoc">Unmanaged signal handler.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00059">sigh.hpp:59</a></div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_a109320a7d97b3313595a36a8f42e866b"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a109320a7d97b3313595a36a8f42e866b">entt::sigh&lt; Ret(Args...)&gt;::empty</a></div><div class="ttdeci">bool empty() const noexcept</div><div class="ttdoc">Returns false if at least a listener is connected to the signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00088">sigh.hpp:88</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_ab3c50842fea4014f8bf2e51ce4cfbc8a"><div class="ttname"><a href="structentt_1_1scoped__connection.html#ab3c50842fea4014f8bf2e51ce4cfbc8a">entt::scoped_connection::scoped_connection</a></div><div class="ttdeci">scoped_connection(const connection &amp;other)</div><div class="ttdoc">Constructs a scoped connection from a basic connection.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00204">sigh.hpp:204</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_aff2dec06fde148ab6f74ba8f5a4679c4"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aff2dec06fde148ab6f74ba8f5a4679c4">entt::sink&lt; Ret(Args...)&gt;::before</a></div><div class="ttdeci">sink before(Type &amp;value_or_instance)</div><div class="ttdoc">Returns a sink that connects before a given instance or specific payload.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00349">sigh.hpp:349</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_a7bd2be785ba586664d8e8d039dc73ead"><div class="ttname"><a href="structentt_1_1scoped__connection.html#a7bd2be785ba586664d8e8d039dc73ead">entt::scoped_connection::release</a></div><div class="ttdeci">void release()</div><div class="ttdoc">Breaks the connection.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00241">sigh.hpp:241</a></div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_a87ff1713373deff0bd7c71f4e0a32fe1"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a87ff1713373deff0bd7c71f4e0a32fe1">entt::sigh&lt; Ret(Args...)&gt;::collect</a></div><div class="ttdeci">void collect(Func func, Args... args) const</div><div class="ttdoc">Collects return values from the listeners.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00120">sigh.hpp:120</a></div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_a0c12f2c644ac75e49c6bc530037e5dcb"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a0c12f2c644ac75e49c6bc530037e5dcb">entt::sigh&lt; Ret(Args...)&gt;::size</a></div><div class="ttdeci">size_type size() const noexcept</div><div class="ttdoc">Number of listeners connected to the signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00080">sigh.hpp:80</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_af6aaad88082bcdd3eb5788afafb6cc54"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#af6aaad88082bcdd3eb5788afafb6cc54">entt::sink&lt; Ret(Args...)&gt;::connect</a></div><div class="ttdeci">connection connect()</div><div class="ttdoc">Connects a free function or an unbound member to a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00396">sigh.hpp:396</a></div></div>
<div class="ttc" id="aclassentt_1_1connection_html_a1d11f6b9d00a3f0e5364111438a1cee5"><div class="ttname"><a href="classentt_1_1connection.html#a1d11f6b9d00a3f0e5364111438a1cee5">entt::connection::connection</a></div><div class="ttdeci">connection()=default</div><div class="ttdoc">Default constructor.</div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_ae079c45e0eb97f31ec1d5a4be76163fc"><div class="ttname"><a href="structentt_1_1scoped__connection.html#ae079c45e0eb97f31ec1d5a4be76163fc">entt::scoped_connection::operator=</a></div><div class="ttdeci">scoped_connection &amp; operator=(const scoped_connection &amp;)=delete</div><div class="ttdoc">Default copy assignment operator, deleted on purpose.</div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a039ae0c0999aa4e5c42620f08fe85591"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a039ae0c0999aa4e5c42620f08fe85591">entt::sink&lt; Ret(Args...)&gt;::before</a></div><div class="ttdeci">sink before()</div><div class="ttdoc">Returns a sink that connects before a given free function or an unbound member.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00308">sigh.hpp:308</a></div></div>
<div class="ttc" id="anamespaceentt_html_a1367d938e16a6c5b6aaedab5cf10f295"><div class="ttname"><a href="namespaceentt.html#a1367d938e16a6c5b6aaedab5cf10f295">entt::sink</a></div><div class="ttdeci">sink(sigh&lt; Ret(Args...)&gt; &amp;) noexcept -&gt; sink&lt; Ret(Args...)&gt;</div><div class="ttdoc">Deduction guide.</div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_aa1eb227b5cb5c4910dacccd38748a209"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#aa1eb227b5cb5c4910dacccd38748a209">entt::sigh&lt; Ret(Args...)&gt;::size_type</a></div><div class="ttdeci">std::size_t size_type</div><div class="ttdoc">Unsigned integer type.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00065">sigh.hpp:65</a></div></div>
<div class="ttc" id="anamespaceentt_html"><div class="ttname"><a href="namespaceentt.html">entt</a></div><div class="ttdoc">EnTT default namespace.</div><div class="ttdef"><b>Definition:</b> <a href="algorithm_8hpp_source.html#l00013">algorithm.hpp:13</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a7d761b31046aeb204a0392aa8b3fc2c1"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a7d761b31046aeb204a0392aa8b3fc2c1">entt::sink&lt; Ret(Args...)&gt;::before</a></div><div class="ttdeci">sink before(Type &amp;&amp;value_or_instance)</div><div class="ttdoc">Returns a sink that connects before a free function with payload or a bound member.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00329">sigh.hpp:329</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html">entt::sink&lt; Ret(Args...)&gt;</a></div><div class="ttdoc">Sink class.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00269">sigh.hpp:269</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_a8d3cda74fcad7d2cb92bad434bfdf00f"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#a8d3cda74fcad7d2cb92bad434bfdf00f">entt::sink&lt; Ret(Args...)&gt;::empty</a></div><div class="ttdeci">bool empty() const noexcept</div><div class="ttdoc">Returns false if at least a listener is connected to the sink.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00297">sigh.hpp:297</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_ab8247ff409a75c0276dd003735247863"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab8247ff409a75c0276dd003735247863">entt::sink&lt; Ret(Args...)&gt;::before</a></div><div class="ttdeci">sink before(Type *value_or_instance)</div><div class="ttdoc">Returns a sink that connects before a given instance or specific payload.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00361">sigh.hpp:361</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_ab0186e5614c746b3355119a8f1abc9d1"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ab0186e5614c746b3355119a8f1abc9d1">entt::sink&lt; Ret(Args...)&gt;::disconnect</a></div><div class="ttdeci">void disconnect()</div><div class="ttdoc">Disconnects a free function or an unbound member from a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00443">sigh.hpp:443</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_html"><div class="ttname"><a href="classentt_1_1sink.html">entt::sink</a></div><div class="ttdoc">Sink class.</div><div class="ttdef"><b>Definition:</b> <a href="signal_2fwd_8hpp_source.html#l00026">fwd.hpp:26</a></div></div>
<div class="ttc" id="aclassentt_1_1connection_html"><div class="ttname"><a href="classentt_1_1connection.html">entt::connection</a></div><div class="ttdoc">Connection class.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00152">sigh.hpp:152</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_aae719e002ec4bad4aabb75d8b65007d0"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#aae719e002ec4bad4aabb75d8b65007d0">entt::sink&lt; Ret(Args...)&gt;::connect</a></div><div class="ttdeci">connection connect(Type &amp;&amp;value_or_instance)</div><div class="ttdoc">Connects a free function with payload or a bound member to a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00426">sigh.hpp:426</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html"><div class="ttname"><a href="structentt_1_1scoped__connection.html">entt::scoped_connection</a></div><div class="ttdoc">Scoped connection class.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00196">sigh.hpp:196</a></div></div>
<div class="ttc" id="aclassentt_1_1sink_3_01Ret_07Args_8_8_8_08_4_html_ae5ee15c3d483a1bd4519d4e2398a3515"><div class="ttname"><a href="classentt_1_1sink_3_01Ret_07Args_8_8_8_08_4.html#ae5ee15c3d483a1bd4519d4e2398a3515">entt::sink&lt; Ret(Args...)&gt;::disconnect</a></div><div class="ttdeci">void disconnect(Type *value_or_instance)</div><div class="ttdoc">Disconnects free functions with payload or bound members from a signal.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00483">sigh.hpp:483</a></div></div>
<div class="ttc" id="aclassentt_1_1delegate_html"><div class="ttname"><a href="classentt_1_1delegate.html">entt::delegate</a></div><div class="ttdoc">Basic delegate implementation.</div><div class="ttdef"><b>Definition:</b> <a href="delegate_8hpp_source.html#l00081">delegate.hpp:81</a></div></div>
<div class="ttc" id="astructentt_1_1scoped__connection_html_a5675cd808dd54a6d9546037d282d3c6c"><div class="ttname"><a href="structentt_1_1scoped__connection.html#a5675cd808dd54a6d9546037d282d3c6c">entt::scoped_connection::scoped_connection</a></div><div class="ttdeci">scoped_connection()=default</div><div class="ttdoc">Default constructor.</div></div>
<div class="ttc" id="aclassentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4_html_a932f446e04a732546e7af0f2922ed2fa"><div class="ttname"><a href="classentt_1_1sigh_3_01Ret_07Args_8_8_8_08_4.html#a932f446e04a732546e7af0f2922ed2fa">entt::sigh&lt; Ret(Args...)&gt;::instance_type</a></div><div class="ttdeci">Class * instance_type</div><div class="ttdoc">Instance type when it comes to connecting member functions.</div><div class="ttdef"><b>Definition:</b> <a href="sigh_8hpp_source.html#l00074">sigh.hpp:74</a></div></div>
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