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<div id="app"><div class="Layout" data-v-6dfe06bb><!--[--><!--]--><!--[--><span tabindex="-1" data-v-ae2ac445></span><a href="#VPContent" class="VPSkipLink visually-hidden" data-v-ae2ac445>Skip to content</a><!--]--><!----><header class="VPNav" data-v-6dfe06bb data-v-77ceb46e><div class="VPNavBar" data-v-77ceb46e data-v-90d7d232><div class="wrapper" data-v-90d7d232><div class="container" data-v-90d7d232><div class="title" data-v-90d7d232><div class="VPNavBarTitle has-sidebar" data-v-90d7d232 data-v-53247a16><a class="title" href="/tmagic-editor/docs/" data-v-53247a16><!--[--><!--]--><!--[--><img class="VPImage logo" src="./favicon.png" alt data-v-d81a7e16><!--]--><span data-v-53247a16>tmagic-editor</span><!--[--><!--]--></a></div></div><div class="content" data-v-90d7d232><div class="content-body" data-v-90d7d232><!--[--><!--]--><div class="VPNavBarSearch search" data-v-90d7d232><!--[--><!----><div id="local-search"><button type="button" class="DocSearch DocSearch-Button" aria-label="Search"><span class="DocSearch-Button-Container"><span class="vp-icon DocSearch-Search-Icon"></span><span class="DocSearch-Button-Placeholder">Search</span></span><span class="DocSearch-Button-Keys"><kbd class="DocSearch-Button-Key"></kbd><kbd class="DocSearch-Button-Key">K</kbd></span></button></div><!--]--></div><nav aria-labelledby="main-nav-aria-label" class="VPNavBarMenu menu" data-v-90d7d232 data-v-3bf1ab04><span id="main-nav-aria-label" class="visually-hidden" data-v-3bf1ab04> Main Navigation </span><!--[--><!--[--><a class="VPLink link VPNavBarMenuLink active" href="/tmagic-editor/docs/guide/" tabindex="0" data-v-3bf1ab04 data-v-3536d535><!--[--><span data-v-3536d535>文档</span><!--]--></a><!--]--><!--[--><a class="VPLink link VPNavBarMenuLink" href="/tmagic-editor/docs/api/editor/props.html" tabindex="0" data-v-3bf1ab04 data-v-3536d535><!--[--><span data-v-3536d535>API</span><!--]--></a><!--]--><!--[--><a class="VPLink link VPNavBarMenuLink" href="/tmagic-editor/docs/form-config/fields/text.html" tabindex="0" data-v-3bf1ab04 data-v-3536d535><!--[--><span data-v-3536d535>表单配置</span><!--]--></a><!--]--><!--[--><a class="VPLink link vp-external-link-icon VPNavBarMenuLink" href="https://github.com/Tencent/tmagic-editor/releases" target="_blank" rel="noreferrer" tabindex="0" data-v-3bf1ab04 data-v-3536d535><!--[--><span data-v-3536d535>更新日志</span><!--]--></a><!--]--><!--[--><a class="VPLink link vp-external-link-icon VPNavBarMenuLink" href="https://tencent.github.io/tmagic-editor/playground/index.html" target="_blank" rel="noreferrer" tabindex="0" data-v-3bf1ab04 data-v-3536d535><!--[--><span data-v-3536d535>Playground</span><!--]--></a><!--]--><!--]--></nav><!----><div class="VPNavBarAppearance appearance" data-v-90d7d232 data-v-c02c67ee><button class="VPSwitch VPSwitchAppearance" type="button" role="switch" title aria-checked="false" data-v-c02c67ee data-v-1920dc4a data-v-9de62149><span class="check" data-v-9de62149><span 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class="label" data-v-600d423b>Appearance</p><div class="appearance-action" data-v-600d423b><button class="VPSwitch VPSwitchAppearance" type="button" role="switch" title aria-checked="false" data-v-600d423b data-v-1920dc4a data-v-9de62149><span class="check" data-v-9de62149><span class="icon" data-v-9de62149><!--[--><span class="vpi-sun sun" data-v-1920dc4a></span><span class="vpi-moon moon" data-v-1920dc4a></span><!--]--></span></span></button></div></div></div><div class="group" data-v-600d423b><div class="item social-links" data-v-600d423b><div class="VPSocialLinks social-links-list" data-v-600d423b data-v-9ea5b2de><!--[--><a class="VPSocialLink no-icon" href="https://github.com/Tencent/tmagic-editor" aria-label="github" target="_blank" rel="noopener" data-v-9ea5b2de data-v-fbc8ca05><span class="vpi-social-github"></span></a><!--]--></div></div></div><!--]--><!--]--></div></div></div><!--[--><!--]--><button type="button" class="VPNavBarHamburger hamburger" aria-label="mobile navigation" aria-expanded="false" aria-controls="VPNavScreen" data-v-90d7d232 data-v-fe1766e7><span class="container" data-v-fe1766e7><span class="top" data-v-fe1766e7></span><span class="middle" data-v-fe1766e7></span><span class="bottom" data-v-fe1766e7></span></span></button></div></div></div></div><div class="divider" data-v-90d7d232><div class="divider-line" data-v-90d7d232></div></div></div><!----></header><div class="VPLocalNav has-sidebar empty" data-v-6dfe06bb data-v-38fd278f><div class="container" data-v-38fd278f><button class="menu" aria-expanded="false" aria-controls="VPSidebarNav" data-v-38fd278f><span class="vpi-align-left menu-icon" data-v-38fd278f></span><span class="menu-text" data-v-38fd278f>Menu</span></button><div class="VPLocalNavOutlineDropdown" style="--vp-vh:0px;" data-v-38fd278f data-v-0096f25c><button data-v-0096f25c>Return to top</button><!----></div></div></div><aside class="VPSidebar" data-v-6dfe06bb data-v-99b3c27c><div class="curtain" data-v-99b3c27c></div><nav class="nav" id="VPSidebarNav" aria-labelledby="sidebar-aria-label" tabindex="-1" data-v-99b3c27c><span class="visually-hidden" id="sidebar-aria-label" data-v-99b3c27c> Sidebar Navigation </span><!--[--><!--]--><!--[--><div class="no-transition group" data-v-30ef2553><section class="VPSidebarItem level-0" data-v-30ef2553 data-v-ca1de9d4><div class="item" role="button" tabindex="0" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><h2 class="text" data-v-ca1de9d4>文档</h2><!----></div><div class="items" data-v-ca1de9d4><!--[--><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/introduction.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>介绍</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>快速开始</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/conception.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>基础概念</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/publish.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>页面发布</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/runtime.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>RUNTIME</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/component.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>组件开发</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/editor-expand.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>编辑器扩展</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/migration.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>升级到1.5.x</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-30ef2553><section class="VPSidebarItem level-0 has-active" data-v-30ef2553 data-v-ca1de9d4><div class="item" role="button" tabindex="0" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><h2 class="text" data-v-ca1de9d4>进阶指南</h2><!----></div><div class="items" data-v-ca1de9d4><!--[--><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/js-schema.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>JS Schema</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/layout.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>布局原理</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/page.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>页面渲染</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/coupling.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>联动原理</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/code-block.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>代码块</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/data-source.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>数据源</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/tmagic-ui.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>@tmagic/ui</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/advanced/tmagic-form.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>@tmagic/form</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-30ef2553><section class="VPSidebarItem level-0" data-v-30ef2553 data-v-ca1de9d4><div class="item" role="button" tabindex="0" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><h2 class="text" data-v-ca1de9d4>教程</h2><!----></div><div class="items" data-v-ca1de9d4><!--[--><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/tutorial/" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>写在前面</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/tutorial/hello-world.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>1.Hello World</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/tutorial/runtime.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>2.Runtime</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-ca1de9d4 data-v-ca1de9d4><div class="item" data-v-ca1de9d4><div class="indicator" data-v-ca1de9d4></div><a class="VPLink link link" href="/tmagic-editor/docs/guide/tutorial/render.html" data-v-ca1de9d4><!--[--><p class="text" data-v-ca1de9d4>3.DSL解析渲染</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><!--]--><!--[--><!--]--></nav></aside><div class="VPContent has-sidebar" id="VPContent" data-v-6dfe06bb data-v-1b3f546a><div class="VPDoc has-sidebar has-aside" data-v-1b3f546a data-v-a5165e9c><!--[--><!--]--><div class="container" data-v-a5165e9c><div class="aside" data-v-a5165e9c><div class="aside-curtain" data-v-a5165e9c></div><div class="aside-container" data-v-a5165e9c><div class="aside-content" data-v-a5165e9c><div class="VPDocAside" data-v-a5165e9c data-v-302fb326><!--[--><!--]--><!--[--><!--]--><nav aria-labelledby="doc-outline-aria-label" class="VPDocAsideOutline" data-v-302fb326 data-v-1e498253><div class="content" data-v-1e498253><div class="outline-marker" data-v-1e498253></div><div aria-level="2" class="outline-title" id="doc-outline-aria-label" role="heading" data-v-1e498253>On this page</div><ul class="VPDocOutlineItem root" data-v-1e498253 data-v-1bc86f42><!--[--><!--]--></ul></div></nav><!--[--><!--]--><div class="spacer" data-v-302fb326></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-a5165e9c><div class="content-container" data-v-a5165e9c><!--[--><!--]--><main class="main" data-v-a5165e9c><div style="position:relative;" class="vp-doc _tmagic-editor_docs_guide_advanced_code-block" data-v-a5165e9c><div><h1 id="代码块" tabindex="-1">代码块 <a class="header-anchor" href="#代码块" aria-label="Permalink to "代码块""></a></h1><p>代码块是一种低代码能力，tmagic-editor中对组件的逻辑干预主要通过代码块来进行支持</p><h2 id="能力展示" tabindex="-1">能力展示 <a class="header-anchor" href="#能力展示" aria-label="Permalink to "能力展示""></a></h2><p>代码块支持的能力有</p><ul><li>1、在线编辑</li><li>2、参数定义，包括：参数类型定义</li><li>3、自动保存草稿</li><li>4、参数注释 下面将主要介绍代码块的实现原理，包含dsl结构定义，以及代码块挂载执行时机等</li></ul><h2 id="协议描述" tabindex="-1">协议描述 <a class="header-anchor" href="#协议描述" aria-label="Permalink to "协议描述""></a></h2><p>我们将在线编写的代码内容保存在<a href="./../advanced/js-schema.html">DSL</a>中，与app同一层级，这样的好处是代码块可以在同一活动，不同页面中实现灵活编排。 类型定义参见<a href="https://github.com/Tencent/tmagic-editor/blob/c143a5f7670ae61d80c1a2cfcc780cfb5259849d/packages/schema/src/index.ts#L75" target="_blank" rel="noreferrer">CodeBlockDsl</a>。</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><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;"> id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">123456</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;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'app'</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;"> items: [{</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">222222</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;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'page'</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;"> items: [{</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">333</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;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'comp-A'</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 style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }],</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> codeBlocks: {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> code_123: {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'代码块名称'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> content</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: ()</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{},</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params: [{</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'参数1'</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }]</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}]</span></span></code></pre></div><p>在页面中创建代码块也就是会将新的代码内容添加到DSL中的codeBlocks数组并保存下来，这里涉及的逻辑可以参见CodeBlock类中的<a href="https://github.com/Tencent/tmagic-editor/blob/c143a5f7670ae61d80c1a2cfcc780cfb5259849d/packages/editor/src/services/codeBlock.ts#L107" target="_blank" rel="noreferrer">setCodeDslById</a>方法。 并且可以在编辑器左侧的“代码块”tab下看到当前活动的代码块列表 <img src="/tmagic-editor/docs/code-block.png" alt="代码块列表"></p><h2 id="组件绑定" tabindex="-1">组件绑定 <a class="header-anchor" href="#组件绑定" aria-label="Permalink to "组件绑定""></a></h2><p>代码块的初衷是为了实现对组件逻辑的在线干预（代码执行的时机平台提供了组件created, mounted两个钩子），因此我们需要将创建的代码与组件进行关联。 <img src="https://vip.image.video.qpic.cn/vupload/20230228/4a34a11677585505930.png" alt="组件绑定代码块"> 选中组件之后，在组件配置-高级tab下需要支持下拉选择代码块，以及代码参数的输入。由于每一个组件绑定代码块的需求都是相同的，因此这一部分我们可以抽出为公共的表单配置，相关的逻辑处理在<a href="https://github.com/Tencent/tmagic-editor/blob/c143a5f7670ae61d80c1a2cfcc780cfb5259849d/packages/editor/src/utils/props.ts#L223" target="_blank" rel="noreferrer">prop文件</a>中，我们在高级tab下统一添加了名为created和mounted两个配置项，表单组件使用了自定义的'code-select'。前面已经提过，表单组件会按照type字段来进行渲染，即 :is="${type}"，<a href="https://github.com/Tencent/tmagic-editor/blob/c143a5f7670ae61d80c1a2cfcc780cfb5259849d/packages/editor/src/fields/CodeSelect.vue" target="_blank" rel="noreferrer">CodeSelect</a>组件是在editor中自定义的</p><p>完成绑定的动作实质就是在组件配置中增加与代码块的映射关系</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">[</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'111'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'comp_A'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> created: {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> hookType: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'code'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> hookData: [</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> codeId: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'code_123'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params: {</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">12</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> studentName: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'lisa'</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]</span></span></code></pre></div><h2 id="代码内容注入与执行" tabindex="-1">代码内容注入与执行 <a class="header-anchor" href="#代码内容注入与执行" aria-label="Permalink to "代码内容注入与执行""></a></h2><p>在实现代码块创建和绑定操作之后，DSL已经包含了代码块执行所需的所有信息，接下来我们在页面加载时对代码块进行解析，并在适当的时机运行。</p><p>由于代码块的执行时机为组件created，mounted，因此触发执行的动作需要在runtime中完成，对于VUE3来说，我们在组件对应的生命周期去触发就可以了，react则需要在类似的时间点去触发，详细请参见<a href="https://github.com/Tencent/tmagic-editor/blob/master/packages/ui/src/useApp.ts#L29" target="_blank" rel="noreferrer">ui</a></p><p>接收事件的动作是在<a href="https://github.com/Tencent/tmagic-editor/blob/c143a5f7670ae61d80c1a2cfcc780cfb5259849d/packages/core/src/Node.ts" target="_blank" rel="noreferrer">Core</a>中完成的，请记得前面提到过Core主要负责对组件进行跨框架管理与一些通用复杂逻辑的实现，触发时机各个框架不同，但接收事件并执行代码块的逻辑与框架无关。<a href="https://github.com/Tencent/tmagic-editor/blob/master/packages/core/src/Node.ts#L56" target="_blank" rel="noreferrer">Core/Node</a>会对生命周期事件进行监听，并根据组件绑定的代码块ID拿到具体的代码内容，然后执行。在执行调用时我们以{ app, params }的形式传入了两个参数，其中app包含了全局的变量，params为组件绑定时针对代码块传入的参数。</p><p>至此，我们就完成了代码块创建-绑定-注入-运行。与代码块功能相关的UI界面中我们也提供了丰富的插槽供开发者扩展，相关源码请见<a href="https://github.com/Tencent/tmagic-editor/tree/master/packages/editor/src/layouts/sidebar/code-block" target="_blank" rel="noreferrer">sidebar/codeBlock</a>。</p><h2 id="代码块界面展示" tabindex="-1">代码块界面展示 <a class="header-anchor" href="#代码块界面展示" aria-label="Permalink to "代码块界面展示""></a></h2><p>侧边栏的代码块列表可以查看当前创建的代码块，以及每个代码块绑定的组件，点击代码块下方展示的组件icon可以在画布中选中该组件 <img src="/tmagic-editor/docs/code-block-list.png" alt="代码块列表"></p><p>代码块编辑面板，可以在这里编写代码内容，申明参数 <img src="https://vip.image.video.qpic.cn/vupload/20230228/1fd2e11677637006239.png" alt="代码块编辑面板"></p><p>组件高级tab下绑定代码块，可以输入参数值，查看注释，打开代码编辑面板 <img src="https://vip.image.video.qpic.cn/vupload/20230301/b2c8431677637119126.png" alt="绑定代码块"></p><p>保存后点击预览，可以看到在控制台打出了我们打印的日志内容 <img src="https://vip.image.video.qpic.cn/vupload/20230301/672f8a1677637682103.png" alt="预览"></p></div></div></main><footer class="VPDocFooter" data-v-a5165e9c data-v-f8258240><!--[--><!--]--><!----><nav class="prev-next" aria-labelledby="doc-footer-aria-label" data-v-f8258240><span class="visually-hidden" id="doc-footer-aria-label" data-v-f8258240>Pager</span><div class="pager" data-v-f8258240><a class="VPLink link pager-link prev" href="/tmagic-editor/docs/guide/advanced/coupling.html" data-v-f8258240><!--[--><span class="desc" data-v-f8258240>Previous page</span><span class="title" data-v-f8258240>联动原理</span><!--]--></a></div><div class="pager" data-v-f8258240><a class="VPLink link pager-link next" href="/tmagic-editor/docs/guide/advanced/data-source.html" data-v-f8258240><!--[--><span class="desc" data-v-f8258240>Next page</span><span class="title" data-v-f8258240>数据源</span><!--]--></a></div></nav></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><footer class="VPFooter has-sidebar" data-v-6dfe06bb data-v-89c31066><div class="container" data-v-89c31066><p class="message" data-v-89c31066>Powered by 腾讯视频会员平台技术中心</p><p class="copyright" data-v-89c31066>Copyright (C) 2023 THL A29 Limited, a Tencent company.</p></div></footer><!--[--><!--]--></div></div>
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