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data-v-b2cd6471><!--[--><p class="text" data-v-b2cd6471>工具函数</p><!--]--></a><!----></div><!----></div><!--]--></li></ul></section></div><div class="no-transition group" data-v-a3c028c0><section class="VPSidebarItem level-0" data-v-a3c028c0 data-v-b2cd6471><div class="item" role="button" tabindex="0" data-v-b2cd6471><div class="indicator" data-v-b2cd6471></div><h2 class="text" data-v-b2cd6471>@tmagic/data-source</h2><!----></div><ul class="items" data-v-b2cd6471><li data-v-b2cd6471><!--[--><div class="VPSidebarItem level-1 is-link" data-v-b2cd6471><div class="item" data-v-b2cd6471><div class="indicator" data-v-b2cd6471></div><a class="VPLink link link" href="/tmagic-editor/docs/runtime-api/data-source/dataSourceManager.html" data-v-b2cd6471><!--[--><p class="text" data-v-b2cd6471>DataSourceManager</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b2cd6471><div class="item" data-v-b2cd6471><div class="indicator" data-v-b2cd6471></div><a 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class="outline-title" id="doc-outline-aria-label" role="heading" data-v-2b1043b8>On this page</div><ul class="VPDocOutlineItem root" data-v-2b1043b8 data-v-1b6389b6><!--[--><!--]--></ul></div></nav><!--[--><!--]--><div class="spacer" data-v-ccaf1b72></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-ecefb870><div class="content-container" data-v-ecefb870><!--[--><!--]--><main class="main" data-v-ecefb870><div style="position:relative;" class="vp-doc _tmagic-editor_docs_runtime-api_core_flowState" data-v-ecefb870><div><h1 id="flowstate" tabindex="-1">FlowState <a class="header-anchor" href="#flowstate" aria-label="Permalink to “FlowState”"></a></h1><p><code>FlowState</code> 是 <code>@tmagic/core</code> 的流程状态类，用于控制事件动作流程的执行。</p><h2 id="构造函数" tabindex="-1">构造函数 <a class="header-anchor" href="#构造函数" aria-label="Permalink to “构造函数”"></a></h2><div class="language-typescript"><button title="Copy code" data-copied="Copied" class="copy"></button><span class="lang">typescript</span><pre class="shiki shiki-themes github-light github-dark" style="--shiki-light:#24292e;--shiki-dark:#e1e4e8;--shiki-light-bg:#fff;--shiki-dark-bg:#24292e;" tabindex="0" dir="ltr"><code><span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FlowState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span></code></pre></div><h2 id="属性" tabindex="-1">属性 <a class="header-anchor" href="#属性" aria-label="Permalink to “属性”"></a></h2><table tabindex="0"><thead><tr><th>属性</th><th>类型</th><th>说明</th></tr></thead><tbody><tr><td><code>isAbort</code></td><td><code>boolean</code></td><td>当前流程是否已中止</td></tr></tbody></table><h2 id="实例方法" tabindex="-1">实例方法 <a class="header-anchor" href="#实例方法" aria-label="Permalink to “实例方法”"></a></h2><h3 id="abort" tabindex="-1">abort <a class="header-anchor" href="#abort" aria-label="Permalink to “abort”"></a></h3><ul><li><p><strong>返回：</strong></p><ul><li><code>{void}</code></li></ul></li><li><p><strong>详情：</strong></p><p>中止当前流程。调用后 <code>isAbort</code> 变为 <code>true</code>，后续的事件动作将不再执行。</p></li><li><p><strong>示例：</strong></p></li></ul><div class="language-typescript"><button title="Copy code" data-copied="Copied" class="copy"></button><span class="lang">typescript</span><pre class="shiki shiki-themes github-light github-dark" style="--shiki-light:#24292e;--shiki-dark:#e1e4e8;--shiki-light-bg:#fff;--shiki-dark-bg:#24292e;" tabindex="0" dir="ltr"><code><span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { FlowState } </span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> '@tmagic/core'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> flowState</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FlowState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
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<span class="line"></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 在某个条件下中止流程</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (shouldStop) {</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> flowState.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
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<span class="line"></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 检查是否已中止</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (flowState.isAbort) {</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'流程已中止'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><h3 id="reset" tabindex="-1">reset <a class="header-anchor" href="#reset" aria-label="Permalink to “reset”"></a></h3><ul><li><p><strong>返回：</strong></p><ul><li><code>{void}</code></li></ul></li><li><p><strong>详情：</strong></p><p>重置流程状态，将 <code>isAbort</code> 恢复为 <code>false</code>。</p></li><li><p><strong>示例：</strong></p></li></ul><div class="language-typescript"><button title="Copy code" data-copied="Copied" class="copy"></button><span class="lang">typescript</span><pre class="shiki shiki-themes github-light github-dark" style="--shiki-light:#24292e;--shiki-dark:#e1e4e8;--shiki-light-bg:#fff;--shiki-dark-bg:#24292e;" tabindex="0" dir="ltr"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">flowState.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reset</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(flowState.isAbort); </span><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// false</span></span></code></pre></div><h2 id="使用场景" tabindex="-1">使用场景 <a class="header-anchor" href="#使用场景" aria-label="Permalink to “使用场景”"></a></h2><p>FlowState 常用于控制事件动作链的执行流程：</p><div class="language-typescript"><button title="Copy code" data-copied="Copied" class="copy"></button><span class="lang">typescript</span><pre class="shiki shiki-themes github-light github-dark" style="--shiki-light:#24292e;--shiki-dark:#e1e4e8;--shiki-light-bg:#fff;--shiki-dark-bg:#24292e;" tabindex="0" dir="ltr"><code><span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> App, { FlowState } </span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> '@tmagic/core'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> app</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> App</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ </span><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">/* options */</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 创建流程状态</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> flowState</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FlowState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 执行代码块时传入流程状态</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> app.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">runCode</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'validateCode'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, [], flowState);</span></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 如果验证失败，代码块内部可以调用 flowState.abort()</span></span>
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<span class="line"><span style="--shiki-light:#62687b;--shiki-dark:#818e99;">// 后续的动作将不会执行</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#c62739;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">flowState.isAbort) {</span></span>
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<span class="line"><span style="--shiki-light:#c62739;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> app.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">runCode</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'submitCode'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, [], flowState);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div></div></div></main><footer class="VPDocFooter" data-v-ecefb870 data-v-283d6eff><!--[--><!--]--><!----><nav class="prev-next" aria-labelledby="doc-footer-aria-label" data-v-283d6eff><span class="visually-hidden" id="doc-footer-aria-label" data-v-283d6eff>Pager</span><div class="pager" data-v-283d6eff><a class="VPLink link pager-link prev" href="/tmagic-editor/docs/runtime-api/core/iteratorContainer.html" data-v-283d6eff><!--[--><span class="desc" data-v-283d6eff>Previous page</span><span class="title" data-v-283d6eff>IteratorContainer</span><!--]--></a></div><div class="pager" data-v-283d6eff><a class="VPLink link pager-link next" href="/tmagic-editor/docs/runtime-api/core/devtoolApi.html" data-v-283d6eff><!--[--><span class="desc" data-v-283d6eff>Next page</span><span class="title" data-v-283d6eff>DevtoolApi</span><!--]--></a></div></nav></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><footer class="VPFooter has-sidebar" data-v-60a4fda8 data-v-5376ca3c><div class="container" data-v-5376ca3c><p class="message" data-v-5376ca3c>Powered by 腾讯视频会员平台技术中心</p><p class="copyright" data-v-5376ca3c>Copyright (C) 2025 Tencent.</p></div></footer><!--[--><!--]--></div></div>
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