代码高亮

效果

代码

<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
      style="border-bottom: 1px solid #ccc"
      :editor="editorRef"
      :defaultConfig="toolbarConfig"
      :mode="mode"
    />
    <Editor
      style="height: 500px; overflow-y: hidden"
      v-model="valueHtml"
      :defaultConfig="editorConfig"
      :mode="mode"
      @onCreated="handleCreated"
    />
  </div>
  <button @click="getcontent">提交</button>
</template>

<script setup lang="ts">
import "@wangeditor/editor/dist/css/style.css"; // 引入 css
import { onBeforeUnmount, ref, shallowRef, onMounted } from "vue";
import { Editor, Toolbar } from "@wangeditor/editor-for-vue";
import "./code/code.css"; // 引入代码高亮 css
// 编辑器实例,必须用shallowRef包裹

const editorRef = shallowRef();

// 内容HTML

const valueHtml = ref("<p>hello</p>");

// 编辑器模式

const mode = ref("default"); // simple或者default;

// 模拟ajax异步获取数据内容

onMounted(() => {
  setTimeout(() => {
    valueHtml.value = "<p>模拟 Ajax 异步设置内容</p>";
  }, 1500);
});

// 工具栏配置

const toolbarConfig = {};

// 编辑器配置

const editorConfig = {
  placeholder: "请输入内容...",
  MENU_CONF: { codeSelectLang: {} },
};

editorConfig.MENU_CONF["codeSelectLang"] = {
  // 代码语言
  codeLangs: [
    { text: "CSS", value: "css" },
    { text: "HTML", value: "html" },
    { text: "JavaScript", value: "javascript" },
    { text: "TypeScript", value: "typescript" },
    { text: "JSON", value: "json" },
    { text: "Markdown", value: "markdown" },
    { text: "Java", value: "java" },
  ],
};

// 组件销毁的时候,也即时 销毁编辑器

onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

// 编辑器示例

const handleCreated = (editor: any) => {
  editorRef.value = editor; // 记录editor实例
};

// 获取到编辑器内容

const getcontent = () => {
  window.alert(valueHtml.value);
};
</script>

<style scoped lang="scss"></style>

代码高亮配置

css 配置

/**
 * prism.js default theme for JavaScript, CSS and HTML
 * Based on dabblet (http://dabblet.com)
 * @author Lea Verou
 */

code[class*="language-"],
pre[class*="language-"] {
  color: black;
  background: none;
  text-shadow: 0 1px white;
  font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
  font-size: 1em;
  text-align: left;
  white-space: pre;
  word-spacing: normal;
  word-break: normal;
  word-wrap: normal;
  line-height: 1.5;

  -moz-tab-size: 4;
  -o-tab-size: 4;
  tab-size: 4;

  -webkit-hyphens: none;
  -moz-hyphens: none;
  -ms-hyphens: none;
  hyphens: none;
}

pre[class*="language-"]::-moz-selection,
pre[class*="language-"] ::-moz-selection,
code[class*="language-"]::-moz-selection,
code[class*="language-"] ::-moz-selection {
  text-shadow: none;
  background: #b3d4fc;
}

pre[class*="language-"]::selection,
pre[class*="language-"] ::selection,
code[class*="language-"]::selection,
code[class*="language-"] ::selection {
  text-shadow: none;
  background: #b3d4fc;
}

@media print {
  code[class*="language-"],
  pre[class*="language-"] {
    text-shadow: none;
  }
}

/* Code blocks */
pre[class*="language-"] {
  padding: 1em;
  margin: 0.5em 0;
  overflow: auto;
}

:not(pre) > code[class*="language-"],
pre[class*="language-"] {
  background: #f5f2f0;
}

/* Inline code */
:not(pre) > code[class*="language-"] {
  padding: 0.1em;
  border-radius: 0.3em;
  white-space: normal;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: slategray;
}

.token.punctuation {
  color: #999;
}

.token.namespace {
  opacity: 0.7;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: #905;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #690;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #9a6e3a;
  /* This background color was intended by the author of this theme. */
  background: hsla(0, 0%, 100%, 0.5);
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #07a;
}

.token.function,
.token.class-name {
  color: #dd4a68;
}

.token.regex,
.token.important,
.token.variable {
  color: #e90;
}

.token.important,
.token.bold {
  font-weight: bold;
}
.token.italic {
  font-style: italic;
}

.token.entity {
  cursor: help;
}

代码配置

import "./code/code.css"; // 引入代码高亮 css

// 编辑器配置

const editorConfig = {
  placeholder: "请输入内容...",
  MENU_CONF: { codeSelectLang: {} },
};

editorConfig.MENU_CONF["codeSelectLang"] = {
  // 代码语言
  codeLangs: [
    { text: "CSS", value: "css" },
    { text: "HTML", value: "html" },
    { text: "JavaScript", value: "javascript" },
    { text: "TypeScript", value: "typescript" },
    { text: "JSON", value: "json" },
    { text: "Markdown", value: "markdown" },
    { text: "Java", value: "java" },
  ],
};