web/src/views/bpm/model/modelEditor.vue

<template>
  <!-- 流程设计器，负责绘制流程等 -->
  <my-process-designer
    key="designer"
    v-if="xmlString !== undefined"
    v-model="xmlString"
    :value="xmlString"
    v-bind="controlForm"
    keyboard
    ref="processDesigner"
    @init-finished="initModeler"
    :additionalModel="controlForm.additionalModel"
    @save="save"
  />
  <!-- 流程属性器，负责编辑每个流程节点的属性 -->
  <my-properties-panel
    key="penal"
    :bpmnModeler="modeler"
    :prefix="controlForm.prefix"
    class="process-panel"
    :model="model"
  />
</template>

<script setup lang="ts">
// 自定义元素选中时的弹出菜单（修改 默认任务 为 用户任务）
import CustomContentPadProvider from '@/components/bpmnProcessDesigner/package/designer/plugins/content-pad'
// 自定义左侧菜单（修改 默认任务 为 用户任务）
import CustomPaletteProvider from '@/components/bpmnProcessDesigner/package/designer/plugins/palette'
import * as ModelApi from '@/api/bpm/model'

const router = useRouter() // 路由
const { query } = useRoute() // 路由的查询
const message = useMessage() // 国际化

const xmlString = ref(undefined) // BPMN XML
const modeler = ref(null)
const controlForm = ref({
  simulation: true,
  labelEditing: false,
  labelVisible: false,
  prefix: 'flowable',
  headerButtonSize: 'mini',
  additionalModel: [CustomContentPadProvider, CustomPaletteProvider]
})
const model = ref<ModelApi.ModelVO>() // 流程模型的信息

/** 初始化 modeler */
const initModeler = (item) => {
  setTimeout(() => {
    modeler.value = item
  }, 10)
}

/** 添加/修改模型 */
const save = async (bpmnXml) => {
  const data = {
    ...model.value,
    bpmnXml: bpmnXml // bpmnXml 只是初始化流程图，后续修改无法通过它获得
  } as unknown as ModelApi.ModelVO
  // 提交
  if (data.id) {
    await ModelApi.updateModelApi(data)
    message.success('修改成功')
  } else {
    await ModelApi.createModelApi(data)
    message.success('新增成功')
  }
  // 跳转回去
  close()
}

/** 关闭按钮 */
const close = () => {
  router.push({ path: '/bpm/manager/model' })
}

/** 初始化 */
onMounted(async () => {
  const modelId = query.modelId as unknown as number
  if (!modelId) {
    message.error('缺少模型 modelId 编号')
    return
  }
  // 查询模型
  const data = await ModelApi.getModel(modelId)
  xmlString.value = data.bpmnXml
  model.value = {
    ...data,
    bpmnXml: undefined // 清空 bpmnXml 属性
  }
})
</script>
<style lang="scss">
.control-form {
  .el-radio {
    width: 100%;
    line-height: 32px;
  }
}
.element-overlays {
  box-sizing: border-box;
  padding: 8px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
  color: #fafafa;
}

.my-process-designer {
  height: calc(100vh - 84px);
}
.process-panel__container {
  position: absolute;
  right: 0;
  top: 55px;
  height: calc(100vh - 84px);
}
</style>