şunun yansıması
https://github.com/tearshark/librf.git
eşitlendi 2024-10-01 15:57:07 +08:00
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<li class="navelem"><b>resumef</b></li><li class="navelem"><a class="el" href="structresumef_1_1event__t.html">event_t</a></li> </ul>
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<div class="header">
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<a href="#pub-methods">Public 成员函数</a> |
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<a href="structresumef_1_1event__t-members.html">所有成员列表</a> </div>
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<div class="headertitle">
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<div class="title">resumef::event_t结构体 参考</div> </div>
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</div><!--header-->
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<div class="contents">
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<p>用于协程的事件。
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<a href="structresumef_1_1event__t.html#details">更多...</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public 成员函数</h2></td></tr>
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<tr class="memitem:a5ae54675783d984c3defd7b2093c91a1"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#a5ae54675783d984c3defd7b2093c91a1">event_t</a> (bool initially=false)</td></tr>
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<tr class="memdesc:a5ae54675783d984c3defd7b2093c91a1"><td class="mdescLeft"> </td><td class="mdescRight">构造一个事件。 <a href="structresumef_1_1event__t.html#a5ae54675783d984c3defd7b2093c91a1">更多...</a><br /></td></tr>
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<tr class="separator:a5ae54675783d984c3defd7b2093c91a1"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab3a49adfb8c1cfcfa606cca3148f946a"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#ab3a49adfb8c1cfcfa606cca3148f946a">event_t</a> (std::adopt_lock_t)</td></tr>
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<tr class="memdesc:ab3a49adfb8c1cfcfa606cca3148f946a"><td class="mdescLeft"> </td><td class="mdescRight">构造一个无效的事件。 <a href="structresumef_1_1event__t.html#ab3a49adfb8c1cfcfa606cca3148f946a">更多...</a><br /></td></tr>
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<tr class="separator:ab3a49adfb8c1cfcfa606cca3148f946a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af742aa0454758c3def349cacae86c229"><td class="memItemLeft" align="right" valign="top"><a id="af742aa0454758c3def349cacae86c229"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#af742aa0454758c3def349cacae86c229">~event_t</a> ()</td></tr>
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<tr class="memdesc:af742aa0454758c3def349cacae86c229"><td class="mdescLeft"> </td><td class="mdescRight">采用shared_ptr<>来保存内部的事件实现。故不必担心正在被等待的协程，因为事件提前销毁而出现异常。 <br /></td></tr>
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<tr class="separator:af742aa0454758c3def349cacae86c229"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aac7bf6f81982126225125354769ad695"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#aac7bf6f81982126225125354769ad695">signal_all</a> () const noexcept</td></tr>
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<tr class="memdesc:aac7bf6f81982126225125354769ad695"><td class="mdescLeft"> </td><td class="mdescRight">向所有正在等待的协程触发一次信号。 <a href="structresumef_1_1event__t.html#aac7bf6f81982126225125354769ad695">更多...</a><br /></td></tr>
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<tr class="separator:aac7bf6f81982126225125354769ad695"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab9500bb2438c27adb4b34988eaa04ff9"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#ab9500bb2438c27adb4b34988eaa04ff9">signal</a> () const noexcept</td></tr>
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<tr class="memdesc:ab9500bb2438c27adb4b34988eaa04ff9"><td class="mdescLeft"> </td><td class="mdescRight">触发一次信号。 <a href="structresumef_1_1event__t.html#ab9500bb2438c27adb4b34988eaa04ff9">更多...</a><br /></td></tr>
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<tr class="separator:ab9500bb2438c27adb4b34988eaa04ff9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a8da187ffff9c6aee7e9bad6d97af9f4a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#a8da187ffff9c6aee7e9bad6d97af9f4a">reset</a> () const noexcept</td></tr>
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<tr class="memdesc:a8da187ffff9c6aee7e9bad6d97af9f4a"><td class="mdescLeft"> </td><td class="mdescRight">重置信号。 <a href="structresumef_1_1event__t.html#a8da187ffff9c6aee7e9bad6d97af9f4a">更多...</a><br /></td></tr>
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<tr class="separator:a8da187ffff9c6aee7e9bad6d97af9f4a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a9656c785d3c1c1d57560137894aa1be3"><td class="memItemLeft" align="right" valign="top">awaiter </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#a9656c785d3c1c1d57560137894aa1be3">operator co_await</a> () const noexcept</td></tr>
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<tr class="memdesc:a9656c785d3c1c1d57560137894aa1be3"><td class="mdescLeft"> </td><td class="mdescRight">在协程中等待信号触发。 <a href="structresumef_1_1event__t.html#a9656c785d3c1c1d57560137894aa1be3">更多...</a><br /></td></tr>
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<tr class="separator:a9656c785d3c1c1d57560137894aa1be3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1231525d8406b1f69b563e84dc7fead7"><td class="memItemLeft" align="right" valign="top">awaiter </td><td class="memItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#a1231525d8406b1f69b563e84dc7fead7">wait</a> () const noexcept</td></tr>
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<tr class="memdesc:a1231525d8406b1f69b563e84dc7fead7"><td class="mdescLeft"> </td><td class="mdescRight">在协程中等待信号触发。 <a href="structresumef_1_1event__t.html#a1231525d8406b1f69b563e84dc7fead7">更多...</a><br /></td></tr>
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<tr class="separator:a1231525d8406b1f69b563e84dc7fead7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac3d2ceb787ca321855731e40646d4112"><td class="memTemplParams" colspan="2">template<class _Rep , class _Period > </td></tr>
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<tr class="memitem:ac3d2ceb787ca321855731e40646d4112"><td class="memTemplItemLeft" align="right" valign="top">timeout_awaiter </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#ac3d2ceb787ca321855731e40646d4112">wait_for</a> (const std::chrono::duration< _Rep, _Period > &dt) const noexcept</td></tr>
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<tr class="memdesc:ac3d2ceb787ca321855731e40646d4112"><td class="mdescLeft"> </td><td class="mdescRight">在协程中等待信号触发，直到超时。 <a href="structresumef_1_1event__t.html#ac3d2ceb787ca321855731e40646d4112">更多...</a><br /></td></tr>
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<tr class="separator:ac3d2ceb787ca321855731e40646d4112"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a083cda88807a10c4f68b134ce32c597b"><td class="memTemplParams" colspan="2">template<class _Clock , class _Duration > </td></tr>
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<tr class="memitem:a083cda88807a10c4f68b134ce32c597b"><td class="memTemplItemLeft" align="right" valign="top">timeout_awaiter </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structresumef_1_1event__t.html#a083cda88807a10c4f68b134ce32c597b">wait_until</a> (const std::chrono::time_point< _Clock, _Duration > &tp) const noexcept</td></tr>
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<tr class="memdesc:a083cda88807a10c4f68b134ce32c597b"><td class="mdescLeft"> </td><td class="mdescRight">在协程中等待信号触发，直到超时。 <a href="structresumef_1_1event__t.html#a083cda88807a10c4f68b134ce32c597b">更多...</a><br /></td></tr>
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<tr class="separator:a083cda88807a10c4f68b134ce32c597b"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">详细描述</h2>
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<div class="textblock"><p>用于协程的事件。 </p>
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<p>用于同步不同线程里运行的协程。 </p>
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</div><h2 class="groupheader">构造及析构函数说明</h2>
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<a id="a5ae54675783d984c3defd7b2093c91a1"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a5ae54675783d984c3defd7b2093c91a1">◆ </a></span>event_t() <span class="overload">[1/2]</span></h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">resumef::event_t::event_t </td>
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<td>(</td>
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<td class="paramtype">bool </td>
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<td class="paramname"><em>initially</em> = <code>false</code></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>构造一个事件。 </p>
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<dl class="params"><dt>参数</dt><dd>
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<table class="params">
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<tr><td class="paramname">initially</td><td>初始是否触发一次信号。 </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a id="ab3a49adfb8c1cfcfa606cca3148f946a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ab3a49adfb8c1cfcfa606cca3148f946a">◆ </a></span>event_t() <span class="overload">[2/2]</span></h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">resumef::event_t::event_t </td>
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<td>(</td>
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<td class="paramtype">std::adopt_lock_t </td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>构造一个无效的事件。 </p>
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<p>如果用于后续保存另外一个事件，则应当使用此构造函数，便于节省一次不必要的内部初始化。 </p>
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</div>
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</div>
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<h2 class="groupheader">成员函数说明</h2>
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<a id="a9656c785d3c1c1d57560137894aa1be3"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a9656c785d3c1c1d57560137894aa1be3">◆ </a></span>operator co_await()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">awaiter resumef::event_t::operator co_await </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>在协程中等待信号触发。 </p>
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<dl class="section see"><dt>参见</dt><dd>等同于co_await <a class="el" href="structresumef_1_1event__t.html#a1231525d8406b1f69b563e84dc7fead7" title="在协程中等待信号触发。">wait()</a>。 </dd></dl>
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<dl class="section attention"><dt>注意</dt><dd>只能在协程中调用。 </dd></dl>
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</div>
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</div>
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<a id="a8da187ffff9c6aee7e9bad6d97af9f4a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a8da187ffff9c6aee7e9bad6d97af9f4a">◆ </a></span>reset()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">void resumef::event_t::reset </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>重置信号。 </p>
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<dl class="section attention"><dt>注意</dt><dd>非协程中也可以使用。 </dd></dl>
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</div>
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</div>
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<a id="ab9500bb2438c27adb4b34988eaa04ff9"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ab9500bb2438c27adb4b34988eaa04ff9">◆ </a></span>signal()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">void resumef::event_t::signal </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>触发一次信号。 </p>
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<p>如果有正在等待的协程，则最先等待的协程会被唤醒。<br />
|
||
如果没有正在等待的协程，则信号触发次数加一。之后有协程调用wait()，则会直接返回。 </p><dl class="section attention"><dt>注意</dt><dd>非协程中也可以使用。 </dd></dl>
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</div>
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</div>
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<a id="aac7bf6f81982126225125354769ad695"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aac7bf6f81982126225125354769ad695">◆ </a></span>signal_all()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">void resumef::event_t::signal_all </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>向所有正在等待的协程触发一次信号。 </p>
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<dl class="section attention"><dt>注意</dt><dd>非协程中也可以使用。 </dd></dl>
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</div>
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<a id="a1231525d8406b1f69b563e84dc7fead7"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a1231525d8406b1f69b563e84dc7fead7">◆ </a></span>wait()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">awaiter resumef::event_t::wait </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>在协程中等待信号触发。 </p>
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<p>如果信号已经触发，则立即返回true。<br />
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否则，当前协程被阻塞，直到信号被触发后唤醒。 消耗一次信号触发次数。 </p><dl class="retval"><dt>返回值</dt><dd>
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<table class="retval">
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<tr><td class="paramname">bool</td><td>[co_await] 返回是否等到了信号 </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section attention"><dt>注意</dt><dd>只能在协程中调用。 </dd></dl>
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</div>
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</div>
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<a id="ac3d2ceb787ca321855731e40646d4112"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ac3d2ceb787ca321855731e40646d4112">◆ </a></span>wait_for()</h2>
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<div class="memitem">
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<div class="memproto">
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<div class="memtemplate">
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template<class _Rep , class _Period > </div>
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">timeout_awaiter resumef::event_t::wait_for </td>
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<td>(</td>
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<td class="paramtype">const std::chrono::duration< _Rep, _Period > & </td>
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<td class="paramname"><em>dt</em></td><td>)</td>
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<td> const</td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>在协程中等待信号触发，直到超时。 </p>
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||
<p>如果信号已经触发，则立即返回true。<br />
|
||
否则，当前协程被阻塞，直到信号被触发后，或者超时后唤醒。 如果等到了信号，则消耗一次信号触发次数。 </p><dl class="params"><dt>参数</dt><dd>
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||
<table class="params">
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||
<tr><td class="paramname">dt</td><td>超时时长 </td></tr>
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||
</table>
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||
</dd>
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||
</dl>
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||
<dl class="retval"><dt>返回值</dt><dd>
|
||
<table class="retval">
|
||
<tr><td class="paramname">bool</td><td>[co_await] 等到了信号返回true，超时了返回false。 </td></tr>
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||
</table>
|
||
</dd>
|
||
</dl>
|
||
<dl class="section attention"><dt>注意</dt><dd>只能在协程中调用。 </dd></dl>
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||
|
||
</div>
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||
</div>
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||
<a id="a083cda88807a10c4f68b134ce32c597b"></a>
|
||
<h2 class="memtitle"><span class="permalink"><a href="#a083cda88807a10c4f68b134ce32c597b">◆ </a></span>wait_until()</h2>
|
||
|
||
<div class="memitem">
|
||
<div class="memproto">
|
||
<div class="memtemplate">
|
||
template<class _Clock , class _Duration > </div>
|
||
<table class="mlabels">
|
||
<tr>
|
||
<td class="mlabels-left">
|
||
<table class="memname">
|
||
<tr>
|
||
<td class="memname">timeout_awaiter resumef::event_t::wait_until </td>
|
||
<td>(</td>
|
||
<td class="paramtype">const std::chrono::time_point< _Clock, _Duration > & </td>
|
||
<td class="paramname"><em>tp</em></td><td>)</td>
|
||
<td> const</td>
|
||
</tr>
|
||
</table>
|
||
</td>
|
||
<td class="mlabels-right">
|
||
<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
|
||
</tr>
|
||
</table>
|
||
</div><div class="memdoc">
|
||
|
||
<p>在协程中等待信号触发，直到超时。 </p>
|
||
<p>如果信号已经触发，则立即返回true。<br />
|
||
否则，当前协程被阻塞，直到信号被触发后，或者超时后唤醒。 如果等到了信号，则消耗一次信号触发次数。 </p><dl class="params"><dt>参数</dt><dd>
|
||
<table class="params">
|
||
<tr><td class="paramname">tp</td><td>超时时刻 </td></tr>
|
||
</table>
|
||
</dd>
|
||
</dl>
|
||
<dl class="retval"><dt>返回值</dt><dd>
|
||
<table class="retval">
|
||
<tr><td class="paramname">bool</td><td>[co_await] 等到了信号返回true，超时了返回false。 </td></tr>
|
||
</table>
|
||
</dd>
|
||
</dl>
|
||
<dl class="section attention"><dt>注意</dt><dd>只能在协程中调用。 </dd></dl>
|
||
|
||
</div>
|
||
</div>
|
||
<hr/>该结构体的文档由以下文件生成:<ul>
|
||
<li>librf/src/<a class="el" href="event__v2_8h_source.html">event_v2.h</a></li>
|
||
</ul>
|
||
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