66 lines
3.0 KiB
HTML
66 lines
3.0 KiB
HTML
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<title>std::ios_base::event</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_io_ios_base_event skin-cppreference2 action-view cpp-navbar">
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::ios_base::</span>event</h1>
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-io.html">io</a>‎ | <a href="cpp-io-ios_base.html">ios base</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw2">enum</span> event <span class="br0">{</span>erase_event, imbue_event, copyfmt_event<span class="br0">}</span><span class="sy4">;</span></span></div>
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<p>指定在特殊事件时传递给 <span class="t-lc"><a href="cpp-io-ios_base-register_callback.html">register_callback()</a></span> 所注册函数的事件类型。定义下列常量：</p>
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<td>常量</td>
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<td>解释</td>
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<td><code>erase_event</code></td>
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<td>在 <span class="t-lc">~ios_base()</span> 或 <a href="cpp-io-basic_ios-copyfmt.html"><tt>basic_ios::copyfmt()</tt></a> （发生成员复制前）时发行</td>
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<td><code>imbue_event</code></td>
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<td>在 <span class="t-lc"><a href="cpp-io-ios_base-imbue.html">imbue()</a></span> 时发行</td>
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<td><code>copyfmt_event</code></td>
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<td>在 <a href="cpp-io-basic_ios-copyfmt.html"><tt>basic_ios::copyfmt()</tt></a> （发生成员复制后，但在复制异常设置前）发行</td>
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<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">示例</span></h3>
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<td class="mbox-text" style="">本节未完成<br />
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原因：暂无示例</td>
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