{"id":10006337,"date":"2022-08-29T17:10:34","date_gmt":"2022-08-29T09:10:34","guid":{"rendered":"https:\/\/ityet.com\/?p=10006337"},"modified":"2022-08-29T17:10:34","modified_gmt":"2022-08-29T09:10:34","slug":"%e6%b2%a1%e6%9c%89%e4%b8%80%e4%b8%aa%e9%a1%ba%e6%89%8b%e7%9a%84%e6%b5%81%e7%a8%8b%e7%bb%98%e5%88%b6%e5%b7%a5%e5%85%b7%ef%bc%9f%e5%a5%bd%e5%90%a7%ef%bc%8c%e8%87%aa%e5%b7%b1%e5%8a%a8%e6%89%8b%ef%bc%8c","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006337","title":{"rendered":"\u6ca1\u6709\u4e00\u4e2a\u987a\u624b\u7684\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\uff1f\u597d\u5427\uff0c\u81ea\u5df1\u52a8\u624b\uff0c\u4e30\u8863\u8db3\u98df\uff01"},"content":{"rendered":"<p>\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\u611f\u89c9\u4e5f\u633a\u5e38\u7528\u7684\uff0c\u800c\u4e14\u6d41\u7a0b\u56fe\u57fa\u672c\u4e0a\u4e5f\u90fd\u6807\u51c6\u5316\u4e86\uff0c\u6807\u51c6\u5316\u7684\u4e1c\u897f\u5176\u5b9e\u662f\u6700\u5bb9\u6613\u505a\u7684\uff0c\u4f46\u662f IDEA \u4e0a\u5374\u4e00\u76f4\u6ca1\u6709\u4e00\u4e2a\u79f0\u624b\u7684\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\uff0c\u5176\u5b9e\u8fd9\u4e5f\u662f\u4e00\u4e2a\u673a\u4f1a\u5427\u54c8\u54c8\uff0c\u81ea\u5df1\u641e\u4e00\u4e2a IDEA \u63d2\u4ef6\uff5e<\/p>\n<p>\u4e0d\u8fc7\u8fd9\u4e2a\u673a\u4f1a\u7559\u7ed9\u5404\u4f4d\u6b63\u5728\u9605\u8bfb\u672c\u6587\u7684\u5c0f\u4f19\u4f34\u5427\uff0c\u677e\u54e5\u4eca\u5929\u8ddf\u5927\u5bb6\u4ecb\u7ecd\u53e6\u5916\u4e00\u4e2a\u5de5\u5177 bpmn.js\uff0c\u5229\u7528\u8fd9\u4e2a\uff0c\u518d\u7ed3\u5408\u5927\u5bb6\u719f\u6089\u7684 Vue\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5f00\u53d1\u51fa\u4e00\u4e2a\u81ea\u5df1\u7684\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\uff0c\u4e00\u8d77\u6765\u770b\u4e0b\u3002<\/p>\n<p>\u5148\u770b\u4e0b\u6548\u679c\u56fe\uff1a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042395404\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u597d\u4e86\uff0c\u4e0d\u5e9f\u8bdd\u4e86\uff0c\u5f00\u641e\uff01<\/p>\n<h2>1. bpmn.js<\/h2>\n<p>bpmn.js \u662f\u4e00\u4e2a\u5de5\u5177\u5305\uff0c\u5229\u7528\u8fd9\u4e2a\u5de5\u5177\u5305\uff0c\u6211\u4eec\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u7684\u5728\u6d4f\u89c8\u5668\u4e2d\u521b\u5efa\u3001\u5d4c\u5165\u6216\u8005\u6269\u5c55\u4e00\u4e2a BPMN \u6d41\u7a0b\u56fe\uff0c\u91cd\u8981\u7684\u662f\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u975e\u5e38 Easy\uff0c\u6211\u4eec\u53ea\u9700\u8981\u5c11\u91cf\u4ee3\u7801\u5373\u53ef\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n<p>\u4e0d\u77e5\u9053\u770b\u6587\u7ae0\u7684\u5c0f\u4f19\u4f34\u4eec\u65e5\u5e38\u5de5\u4f5c\u4e2d\u63a5\u89e6\u6d41\u7a0b\u56fe\u591a\u4e0d\u591a\uff0c\u5982\u679c\u7ecf\u5e38\u63a5\u89e6\u7684\u8bdd\uff0c\u6211\u4f30\u8ba1\u6709\u4e0d\u5c11\u5c0f\u4f19\u4f34\u53ef\u80fd\u90fd\u89c1\u8fc7\u57fa\u4e8e bpmn.js \u6784\u5efa\u51fa\u6765\u7684\u6d41\u7a0b\u56fe\u7ed8\u5236\u5de5\u5177\u3002<\/p>\n<p>\u56e0\u4e3a flowable-ui \u8fd9\u79cd\u592a\u91cd\u91cf\u7ea7\u4e86\uff0c\u5982\u679c\u6211\u4eec\u5355\u7eaf\u7684\u53ea\u662f\u60f3\u5728\u81ea\u5df1\u7684\u9879\u76ee\u4e2d\u5d4c\u5165\u4e00\u4e2a\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\uff0c\u90a3\u4e48\u663e\u7136 bpmn.js \u662f\u6700\u4f73\u9009\u62e9\u3002<\/p>\n<p>\u7f51\u4e0a\u5176\u5b9e\u4e5f\u6709\u4e0d\u5c11\u5173\u4e8e bpmn.js \u7684\u6587\u7ae0\uff0c\u4e0d\u8fc7\u5f53\u548c Vue \u6574\u5408\u7684\u65f6\u5019\uff0c\u57fa\u672c\u4e0a\u90fd\u7528\u7684\u662f Vue2\uff0c\u800c\u8fd9\u4e2a\u5de5\u5177\u5728 Vue2 \u548c Vue3 \u7684\u4f7f\u7528\u4e2d\uff0c\u8fd8\u662f\u6709\u4e0d\u5c11\u5dee\u5f02\u7684\uff0c\u4eca\u5929\u677e\u54e5\u5c31\u4ee5 Vue3 \u4e3a\u4f8b\uff0c\u6765\u548c\u5c0f\u4f19\u4f34\u4eec\u5206\u4eab\u4e00\u4e0b\u8fd9\u4e2a\u5de5\u5177\u5728 Vue3 \u4e2d\u7684\u4f7f\u7528\u3002<\/p>\n<h2>2. + Vue3<\/h2>\n<h3>2.1 \u9879\u76ee\u521b\u5efa<\/h3>\n<p>\u9996\u5148\u6211\u4eec\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff0c\u6765\u521b\u5efa\u4e00\u4e2a Vue3 \u9879\u76ee\uff1a<\/p>\n<pre><code class=\"shell\">npm create vite@latest bpmn_demo --template vue\ncd bpmn_demo\nnpm install\nnpm run dev<\/code><\/pre>\n<p>\u521b\u5efa\u5b8c\u6210\u540e\uff0c\u6211\u4eec\u5148\u6765\u88c5\u4e0a bpmn.js \u6240\u9700\u8981\u7684\u4f9d\u8d56\uff0c\u4e00\u5171\u662f\u4e09\u4e2a\u4f9d\u8d56\uff1a<\/p>\n<ul>\n<li>bpmn-js<\/li>\n<\/ul>\n<p>\u8fd9\u662f\u6700\u6838\u5fc3\u7684\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\u4e86\u3002<\/p>\n<ul>\n<li>bpmn-js-properties-panel<\/li>\n<\/ul>\n<p>\u8fd9\u662f bpmn-js \u7684\u5c5e\u6027\u9762\u677f\uff0c\u6d41\u7a0b\u56fe\u4e2d\u7684\u6bcf\u4e00\u4e2a\u8282\u70b9\u90fd\u6709\u5c5e\u6027\uff0c\u5982\u679c\u9700\u8981\u914d\u7f6e\u8fd9\u4e9b\u6570\u636e\uff0c\u5c31\u9700\u8981\u7528\u5230\u8fd9\u4e2a\u4f9d\u8d56\uff0c\u5c0f\u4f19\u4f34\u4eec\u770b\u770b\u4e0b\u56fe\u4e2d\u53f3\u8fb9\u7684\u90e8\u5206\uff0c\u5c31\u662f\u8fd9\u4e2a\u4f9d\u8d56\u5b9e\u73b0\u7684\u529f\u80fd\uff1a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042395405\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<ul>\n<li>camunda-bpmn-moddle<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u7684\u6d41\u7a0b\u5f15\u64ce\u4f7f\u7528\u4e86 Camunda\uff0c\u90a3\u4e48\u53ef\u4ee5\u901a\u8fc7 camunda-bpmn-moddle \u6a21\u5757\u6765\u914d\u7f6e\u8be5\u6d41\u7a0b\u6240\u652f\u6301\u7684\u4efb\u52a1\u5c5e\u6027\u3002<\/p>\n<p>\u597d\u5566\uff0c\u5e9f\u8bdd\u4e0d\u591a\u8bf4\uff0c\u5148\u628a\u8fd9\u4e09\u4e2a\u4f9d\u8d56\u4f9d\u6b21\u5b89\u88c5\u4e0a\uff1a<\/p>\n<pre><code class=\"shell\">npm install bpmn-js\nnpm install bpmn-js-properties-panel\nnpm install camunda-bpmn-moddle<\/code><\/pre>\n<p>\u53e6\u5916\uff0c\u677e\u54e5\u4eb2\u6d4b\uff0c\u8fd8\u9700\u8981\u5b89\u88c5 @bpmn-io\/properties-panel \u548c inherits \u7528\u4ee5\u89e3\u51b3\u4f9d\u8d56\u5185\u90e8\u7684\u517c\u5bb9\u6027\u95ee\u9898\uff0c\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"shell\">npm i @bpmn-io\/properties-panel\nnpm i inherits<\/code><\/pre>\n<p>\u53e6\u5916\uff0c\u9879\u76ee\u4e2d\u7528\u5230\u4e86\u4e00\u4e2a ElementUI \u7684\u6309\u94ae\uff0c\u6240\u4ee5\u9700\u8981\u5b89\u88c5\u4e0a ElementUI-Plus\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"shell\">npm install element-plus --save<\/code><\/pre>\n<p>\u88c5\u597d\u4e4b\u540e\uff0c\u6211\u7ed9\u5927\u5bb6\u770b\u4e0b\u6211\u5b89\u88c5\u7684\u7248\u672c\uff0c\u90fd\u662f\u76ee\u524d\u6700\u65b0\u7248\uff1a<\/p>\n<pre><code class=\"json\">{\n  &quot;name&quot;: &quot;bpmn_demo&quot;,\n  &quot;private&quot;: true,\n  &quot;version&quot;: &quot;0.0.0&quot;,\n  &quot;type&quot;: &quot;module&quot;,\n  &quot;scripts&quot;: {\n    &quot;dev&quot;: &quot;vite&quot;,\n    &quot;build&quot;: &quot;vite build&quot;,\n    &quot;preview&quot;: &quot;vite preview&quot;\n  },\n  &quot;dependencies&quot;: {\n    &quot;@bpmn-io\/properties-panel&quot;: &quot;^0.19.0&quot;,\n    &quot;bpmn-js&quot;: &quot;^9.4.0&quot;,\n    &quot;bpmn-js-properties-panel&quot;: &quot;^1.5.0&quot;,\n    &quot;camunda-bpmn-moddle&quot;: &quot;^6.1.2&quot;,\n    &quot;element-plus&quot;: &quot;^2.2.14&quot;,\n    &quot;inherits&quot;: &quot;^2.0.4&quot;,\n    &quot;vue&quot;: &quot;^3.2.37&quot;\n  },\n  &quot;devDependencies&quot;: {\n    &quot;@vitejs\/plugin-vue&quot;: &quot;^3.0.3&quot;,\n    &quot;vite&quot;: &quot;^3.0.7&quot;\n  }\n}<\/code><\/pre>\n<blockquote><p>\u677e\u54e5\u4eb2\u6d4b\uff0c\u5982\u679c\u4f7f\u7528 Webpack \u800c\u4e0d\u662f Vite \u6765\u6784\u5efa\u9879\u76ee\u7684\u8bdd\uff0c\u90a3\u4e48\u53ef\u4ee5\u4e0d\u7528\u5b89\u88c5 inherits\uff0c\u8fd9\u4e2a\u5c0f\u4f19\u4f34\u4eec\u6839\u636e\u81ea\u5df1\u7684\u5b9e\u9645\u60c5\u51b5\u5b89\u88c5\u5373\u53ef\uff0c\u9879\u76ee\u521b\u5efa\u5b8c\u6210\u540e\uff0c\u5982\u679c\u63d0\u793a\u7f3a\u5c11\u8fd9\u4e2a\u7ec4\u4ef6\u5c31\u5b89\u88c5\u4e00\u4e0b\uff0c\u5982\u679c\u4e0d\u63d0\u793a\u90a3\u5c31\u5ffd\u7565\u5373\u53ef\u3002<\/p><\/blockquote>\n<h3>2.2 \u5f00\u53d1\u9875\u9762<\/h3>\n<p>\u7528 Vite \u65b0\u5efa\u7684\u9879\u76ee\u9ed8\u8ba4\u6ca1\u6709\u5b89\u88c5\u8def\u7531\uff0c\u914d\u8def\u7531\u4e5f\u6bd4\u8f83\u9ebb\u70e6\uff0c\u6240\u4ee5\u6211\u8fd9\u91cc\u5c31\u7701\u4e8b\u4e00\u4e9b\uff0c\u6211\u76f4\u63a5\u65b0\u5efa\u4e00\u4e2a\u7ec4\u4ef6\u6765\u5199\u6211\u4eec\u7684\u9875\u9762\uff0c\u5c06\u6765\u5728 App.vue \u4e2d\u5f15\u5165\u6211\u8fd9\u4e2a\u65b0\u5efa\u7684\u7ec4\u4ef6\u5373\u53ef\u3002<\/p>\n<p>\u9996\u5148\u6211\u65b0\u5efa\u4e00\u4e2a\u540d\u4e3a BpmnView \u7684\u7ec4\u4ef6\uff0c\u7136\u540e\u5728\u8fd9\u4e2a\u7ec4\u4ef6\u4e2d\u914d\u7f6e bpmn.js\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"vue\">\n&lt;div&gt;\n    &lt;div class=&quot;containers&quot; style=&quot;display: flex;width:100%;height: 96vh&quot;&gt;\n        &lt;div class=&quot;canvas&quot; style=&quot;width: 100%&quot; id=&quot;canvas&quot;&gt;&lt;\/div&gt;\n        &lt;div id=&quot;properties&quot;&gt;\n        &lt;\/div&gt;\n    &lt;\/div&gt;\n    &lt;div style=&quot;display:flex;justify-content: flex-end&quot;&gt;\n        &lt;el-button @click=&quot;downloadXML&quot; type=&quot;primary&quot; :icon=&quot;Download&quot;&gt;\u4e0b\u8f7d&lt;\/el-button&gt;\n    &lt;\/div&gt;\n&lt;\/div&gt;<\/code><\/pre>\n<p>\u5c0f\u4f19\u4f34\u4eec\u770b\u5230\uff0c\u8fd9\u4e2a\u9875\u9762\u6574\u4f53\u4e0a\u5206\u4e3a\u4e24\u90e8\u5206\uff0c\u4e0a\u9762\u662f\u6211\u4eec\u7ed8\u5236\u7684\u4e3b\u533a\u57df\uff0c\u5305\u62ec\u7ed8\u56fe\u533a\u4ee5\u53ca\u5c5e\u6027\u8bbe\u7f6e\u533a\uff1b\u4e0b\u9762\u5219\u653e\u4e86\u4e00\u4e2a\u4e0b\u8f7d\u6d41\u7a0b\u56fe XML \u6587\u4ef6\u7684\u6309\u94ae\u3002<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u4e3b\u7ed8\u5236\u533a\uff0c\u6211\u4eec\u653e\u4e86\u4e24\u4e2a\u4e1c\u897f\uff0c\u4e00\u4e2a\u662f\u753b\u5e03 canvas\uff0c\u53e6\u4e00\u4e2a\u662f\u5c5e\u6027 properties\uff0ccanvas \u5c31\u662f\u6d41\u7a0b\u56fe\u7ed8\u5236\u65f6\u5019\u7684\u6838\u5fc3\u533a\u57df\uff0cproperties \u5219\u662f\u6d41\u7a0b\u4e2d\u7684\u6bcf\u4e00\u4e2a\u8282\u70b9\u7684\u5c5e\u6027\u914d\u7f6e\u3002<\/p>\n<p>\u53c2\u8003\u4e0b\u56fe\uff0c\u5927\u5bb6\u5c31\u77e5\u9053 canvas \u548c properties \u5206\u522b\u8868\u793a\u4ec0\u4e48\u4e86\uff1a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042395406\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u5148\u6765\u521d\u59cb\u5316\u5de6\u8fb9\u7684 canvas\u3002<\/p>\n<h4>2.2.1 canvas<\/h4>\n<p>\u9996\u5148\u6211\u4eec\u6765\u770b\u4e0b\u5de6\u8fb9\u7684 Canvas \u8be5\u5982\u4f55\u521d\u59cb\u5316\u3002<\/p>\n<pre><code class=\"js\">&lt;script setup&gt;\n    import { onMounted} from 'vue';\n\n    import BpmnModeler from 'bpmn-js\/lib\/Modeler';\n\n    let bpmnModeler;\n    onMounted(() =&gt; {\n        \/\/ \u5efa\u6a21\n        bpmnModeler = new BpmnModeler({\n            container: '#canvas'\n        })\n        bpmnModeler.createDiagram();\n    })\n&lt;\/script&gt;<\/code><\/pre>\n<p>\u8fd9\u4e2a\u521d\u59cb\u5316\u5de5\u4f5c\u5728 onMounted \u56de\u8c03\u4e2d\u5b8c\u6210\u3002<\/p>\n<ol>\n<li>\u521b\u5efa BpmnModeler \u5e76\u8bbe\u7f6e\u753b\u5e03\u3002<\/li>\n<li>\u8c03\u7528 createDiagram \u65b9\u6cd5\u5f00\u59cb\u7ed8\u56fe\u3002<\/li>\n<\/ol>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u8fd8\u8981\u8bb0\u5f97\u5728 main.js \u4e2d\u5f15\u5165\u6837\u5f0f\u6587\u4ef6\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"js\">import 'bpmn-js\/dist\/assets\/diagram-js.css'\nimport 'bpmn-js\/dist\/assets\/bpmn-font\/css\/bpmn.css'\nimport 'bpmn-js\/dist\/assets\/bpmn-font\/css\/bpmn-codes.css'\nimport 'bpmn-js\/dist\/assets\/bpmn-font\/css\/bpmn-embedded.css'<\/code><\/pre>\n<p>\u73b0\u5728\u5c31\u53ef\u4ee5\u4e86\uff0c\u5de6\u8fb9\u53ef\u4ee5\u5f00\u59cb\u753b\u6d41\u7a0b\u56fe\u4e86\u3002<\/p>\n<h4>2.2.2 properties<\/h4>\n<p>\u518d\u6765\u770b\u53f3\u8fb9\u5c5e\u6027\u7684\u914d\u7f6e\u3002<\/p>\n<p>\u9996\u5148\u5728 main.js \u4e2d\u52a0\u5165\u53f3\u8fb9\u5c5e\u6027\u7684\u6837\u5f0f\u6587\u4ef6\uff1a<\/p>\n<pre><code class=\"js\">import 'bpmn-js-properties-panel\/dist\/assets\/properties-panel.css'<\/code><\/pre>\n<p>\u7136\u540e\u7ee7\u7eed\u5728 BpmnView.vue \u4e2d\u8fdb\u884c\u914d\u7f6e\u5373\u53ef\uff1a<\/p>\n<pre><code class=\"js\">&lt;script setup&gt;\n    import {onMounted} from 'vue';\n\n    import BpmnModeler from 'bpmn-js\/lib\/Modeler';\n    import {\n        BpmnPropertiesPanelModule,\n        BpmnPropertiesProviderModule,\n        CamundaPlatformPropertiesProviderModule\n    } from 'bpmn-js-properties-panel';\n    import CamundaExtensionModule from 'camunda-bpmn-moddle\/lib';\n    import camundaModdleDescriptors from 'camunda-bpmn-moddle\/resources\/camunda';\n\n    let bpmnModeler;\n    onMounted(() =&gt; {\n        \/\/ \u5efa\u6a21\n        bpmnModeler = new BpmnModeler({\n            container: '#canvas', propertiesPanel: {\n                parent: '#properties'\n            },\n            additionalModules: [\n                BpmnPropertiesPanelModule,\n                BpmnPropertiesProviderModule,\n                CamundaPlatformPropertiesProviderModule,\n                CamundaExtensionModule\n            ],\n            moddleExtensions: {\n                camunda: camundaModdleDescriptors\n            }\n        })\n        bpmnModeler.createDiagram();\n    })\n&lt;\/script&gt;<\/code><\/pre>\n<p>\u5728\u521b\u5efa BpmnModeler \u7684\u65f6\u5019\uff0c\u901a\u8fc7 propertiesPanel \u53bb\u6307\u5b9a parent \u7684\u4f4d\u7f6e\uff0c\u518d\u628a\u53e6\u5916\u4e94\u4e2a\u989d\u5916\u7684\u6a21\u5757\u6302\u8f7d\u4e0a\u53bb\u5c31\u884c\u4e86\uff0c\u8fd9\u4e94\u4e2a\u6a21\u5757\u5206\u522b\u4ee3\u8868\u4e0d\u540c\u7684\u5c5e\u6027\uff0c\u6211\u5c31\u4e0d\u6328\u4e2a\u8bf4\u4e86\uff0c\u5c0f\u4f19\u4f34\u4eec\u53ef\u4ee5\u81ea\u884c\u5c1d\u8bd5\u5220\u9664\u6389\u4e00\u4e2a\u5c5e\u6027\uff0c\u770b\u770b\u54ea\u4e9b\u5c5e\u6027\u5c11\u4e86\uff0c\u5c31\u77e5\u9053\u8fd9\u4e2a\u6a21\u5757\u7684\u529f\u80fd\u4e86\u3002<\/p>\n<h4>2.2.3 \u4e0b\u8f7d\u6309\u94ae<\/h4>\n<p>\u6700\u540e\u518d\u6765\u770b\u770b\u4e0b\u8f7d\u6309\u94ae\u7684\u70b9\u51fb\u4e8b\u4ef6\u3002<\/p>\n<pre><code class=\"js\">function downloadXML() {\n    bpmnModeler.saveXML({format: true}, (err, xml) =&gt; {\n        if (!err) {\n            console.log(xml);\n            \/\/ \u83b7\u53d6\u6587\u4ef6\u540d\n            const name = getFileName(xml);\n            \/\/ \u628a\u8f93\u5c31\u8f6c\u6362\u4e3aURI\uff0c\u4e0b\u8f7d\u8981\u7528\u5230\u7684\n            const encodedData = encodeURIComponent(xml);\n            const downloadLink = document.createElement('a');\n            if (xml) {\n                \/\/ \u5c06\u6570\u636e\u7ed9\u5230\u94fe\u63a5\n                downloadLink.href =\n                    &quot;data:application\/bpmn20-xml;charset=UTF-8,&quot; + encodedData;\n                \/\/ \u8bbe\u7f6e\u6587\u4ef6\u540d\n                downloadLink.download = name;\n                \/\/ \u89e6\u53d1\u70b9\u51fb\u4e8b\u4ef6\u5f00\u59cb\u4e0b\u8f7d\n                downloadLink.click();\n            }\n        }\n    })\n}\nfunction getFileName(xml) {\n    let split = xml.split('process id=&quot;');\n    return split[1].split('&quot; ')[0]+&quot;.bpmn20.xml&quot;;\n}<\/code><\/pre>\n<p>\u8c03\u7528 bpmnModeler.saveXML \u65b9\u6cd5\uff0c\u56de\u8c03\u4e2d\u7684 xml \u53c2\u6570\u5c31\u662f\u751f\u6210\u7684\u6d41\u7a0b\u56fe XML \u6587\u4ef6\uff0c\u7136\u540e\u521b\u5efa\u4e00\u4e2a\u865a\u62df\u7684 a \u6807\u7b7e\uff0c\u6a21\u62df\u4e00\u4e2a\u70b9\u51fb\u4e8b\u4ef6\u5373\u53ef\u5b8c\u6210\u4e0b\u8f7d\u3002<\/p>\n<p>getFileName \u65b9\u6cd5\u5219\u662f\u4ece\u4e0b\u8f7d\u7684 XML \u6587\u4ef6\u4e2d\u622a\u53d6\u51fa\u6765 bpmn:process \u6807\u7b7e\u7684 id \u503c\u4f5c\u4e3a\u6587\u4ef6\u540d\uff0c\u8fd9\u4e5f\u7b26\u5408\u6211\u4eec\u65e5\u5e38\u7684\u547d\u540d\u4e60\u60ef\u3002<\/p>\n<p>\u597d\u5566\uff0c\u5927\u529f\u544a\u6210\uff01\u4ee5\u540e\u5c31\u53ef\u4ee5\u4f7f\u7528\u6211\u4eec\u81ea\u5df1\u7684\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\u6765\u753b\u6d41\u7a0b\u56fe\u4e86\u3002<\/p>\n<p>\u4e0d\u8fc7\u6709\u4e00\u4e2a\u5c0f\u5c0f\u9057\u61be\uff0c\u5c31\u662f\u8fd9\u4e2a\u662f\u9488\u5bf9 Camunda \u8fd9\u4e2a\u6d41\u7a0b\u5f15\u64ce\u7684\uff0c\u5982\u679c\u6240\u4ee5\u4ed6\u753b\u51fa\u6765\u7684\u6d41\u7a0b\u56fe\u5e76\u4e0d\u80fd\u76f4\u63a5\u7528\u5728 Flowable \u4e2d\uff0c\u5982\u679c\u60f3\u5728 Flowable \u4e2d\u4f7f\u7528\uff0c\u8fd8\u9700\u8981\u4e00\u70b9\u989d\u5916\u7684\u5b9a\u5236\uff0c\u8fd9\u4e2a\u54b1\u4eec\u4ee5\u540e\u518d\u8bf4\u3002<\/p>\n<h2>3. \u5c0f\u7ed3<\/h2>\n<p>bpmn.js \u6700\u5927\u7684\u4f18\u52bf\u5728\u4e8e\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u9879\u76ee\u7684\u9700\u6c42\uff0c\u65b9\u4fbf\u7684\u5d4c\u5165\u5230\u5df2\u6709\u9879\u76ee\u4e2d\u3002\u597d\u5566\uff0c\u516c\u4f17\u53f7\u6c5f\u5357\u4e00\u70b9\u96e8\u540e\u53f0\u56de\u590d bpmn_demo \u53ef\u4ee5\u4e0b\u8f7d\u6587\u672c\u5b8c\u6574\u6848\u4f8b\u3002<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042395402\">https:\/\/segmentfault.com\/a\/1190000042395402<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6d41\u7a0b\u7ed8\u5236\u5de5\u5177\u611f\u89c9\u4e5f\u633a\u5e38\u7528\u7684\uff0c\u800c\u4e14\u6d41\u7a0b\u56fe\u57fa\u672c\u4e0a\u4e5f\u90fd\u6807\u51c6\u5316\u4e86\uff0c\u6807\u51c6\u5316\u7684\u4e1c\u897f\u5176\u5b9e\u662f\u6700\u5bb9\u6613\u505a\u7684\uff0c\u4f46\u662f IDEA \u4e0a\u5374\u4e00 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006337","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006337","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006337"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006337\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006337"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}