Merge pull request #153 from cactuer/timer-event-config-branch

增加BPMN流程设计器的时间事件配置面板

src/components/bpmnProcessDesigner/package/penal/PropertiesPanel.vue

@@ -68,6 +68,11 @@
           :business-object="elementBusinessObject"
         />
       </el-collapse-item>
+      <!-- 新增的时间事件配置项 -->
+      <el-collapse-item v-if="elementType === 'IntermediateCatchEvent'" name="timeEvent">
+        <template #title><Icon icon="ep:timer" />时间事件</template>
+        <TimeEventConfig :businessObject="bpmnElement.value?.businessObject" :key="elementId" />
+      </el-collapse-item>
     </el-collapse>
   </div>
 </template>
@@ -83,6 +88,8 @@ import ElementProperties from './properties/ElementProperties.vue'
 // import ElementForm from './form/ElementForm.vue'
 import UserTaskListeners from './listeners/UserTaskListeners.vue'
 import { getTaskCollapseItemName, isTaskCollapseItemShow } from './task/data'
+import TimeEventConfig from "./time-event-config/TimeEventConfig.vue"
+import { ref, computed, watch, onMounted } from 'vue'
 
 defineOptions({ name: 'MyPropertiesPanel' })
 
@@ -121,6 +128,8 @@ const formVisible = ref(false) // 表单配置
 const bpmnElement = ref()
 const isReady = ref(false)
 
+const type = ref('time')
+const condition = ref('')
 provide('prefix', props.prefix)
 provide('width', props.width)
 
@@ -255,4 +264,54 @@ watch(
     activeTab.value = 'base'
   }
 )
+
+function updateNode() {
+  const moddle = window.bpmnInstances?.moddle
+  const modeling = window.bpmnInstances?.modeling
+  const elementRegistry = window.bpmnInstances?.elementRegistry
+  if (!moddle || !modeling || !elementRegistry) return
+
+  const element = elementRegistry.get(props.businessObject.id)
+  if (!element) return
+
+  let timerDef = moddle.create('bpmn:TimerEventDefinition', {})
+  if (type.value === 'time') {
+    timerDef.timeDate = moddle.create('bpmn:FormalExpression', { body: condition.value })
+  } else if (type.value === 'duration') {
+    timerDef.timeDuration = moddle.create('bpmn:FormalExpression', { body: condition.value })
+  } else if (type.value === 'cycle') {
+    timerDef.timeCycle = moddle.create('bpmn:FormalExpression', { body: condition.value })
+  }
+
+  modeling.updateModdleProperties(
+    element,
+    element.businessObject,
+    {
+      eventDefinitions: [timerDef]
+    }
+  )
+
+  console.log('当前eventDefinitions:', element.businessObject.eventDefinitions)
+}
+
+// 初始化和监听
+function syncFromBusinessObject() {
+  if (props.businessObject) {
+    const timerDef = (props.businessObject.eventDefinitions || [])[0]
+    if (timerDef) {
+      if (timerDef.timeDate) {
+        type.value = 'time'
+        condition.value = timerDef.timeDate.body
+      } else if (timerDef.timeDuration) {
+        type.value = 'duration'
+        condition.value = timerDef.timeDuration.body
+      } else if (timerDef.timeCycle) {
+        type.value = 'cycle'
+        condition.value = timerDef.timeCycle.body
+      }
+    }
+  }
+}
+onMounted(syncFromBusinessObject)
+watch(() => props.businessObject, syncFromBusinessObject, { deep: true })
 </script>

src/components/bpmnProcessDesigner/package/penal/time-event-config/CycleConfig.vue

@@ -0,0 +1,118 @@
+<template>
+  <el-tabs v-model="tab">
+    <el-tab-pane label="CRON表达式" name="cron">
+      <div style="margin-bottom: 10px;">
+        <el-input v-model="cronStr" readonly style="width: 400px; font-weight: bold;" :key="'cronStr'" />
+      </div>
+      <div style="display: flex; gap: 8px; margin-bottom: 8px;">
+        <el-input v-model="fields.second" placeholder="秒" style="width: 80px;" :key="'second'" />
+        <el-input v-model="fields.minute" placeholder="分" style="width: 80px;" :key="'minute'" />
+        <el-input v-model="fields.hour" placeholder="时" style="width: 80px;" :key="'hour'" />
+        <el-input v-model="fields.day" placeholder="天" style="width: 80px;" :key="'day'" />
+        <el-input v-model="fields.month" placeholder="月" style="width: 80px;" :key="'month'" />
+        <el-input v-model="fields.week" placeholder="周" style="width: 80px;" :key="'week'" />
+        <el-input v-model="fields.year" placeholder="年" style="width: 80px;" :key="'year'" />
+      </div>
+      <el-tabs v-model="activeField" type="card" style="margin-bottom: 8px;">
+        <el-tab-pane v-for="f in cronFieldList" :label="f.label" :name="f.key" :key="f.key">
+          <div style="margin-bottom: 8px;">
+            <el-radio-group v-model="cronMode[f.key]" :key="'radio-'+f.key">
+              <el-radio label="every" :key="'every-'+f.key">每{{f.label}}</el-radio>
+              <el-radio label="range" :key="'range-'+f.key">从 <el-input-number v-model="cronRange[f.key][0]" :min="f.min" :max="f.max" size="small" style="width:60px" :key="'range0-'+f.key" /> 到 <el-input-number v-model="cronRange[f.key][1]" :min="f.min" :max="f.max" size="small" style="width:60px" :key="'range1-'+f.key" /> 之间每{{f.label}}</el-radio>
+              <el-radio label="step" :key="'step-'+f.key">从第 <el-input-number v-model="cronStep[f.key][0]" :min="f.min" :max="f.max" size="small" style="width:60px" :key="'step0-'+f.key" /> 开始每 <el-input-number v-model="cronStep[f.key][1]" :min="1" :max="f.max" size="small" style="width:60px" :key="'step1-'+f.key" /> {{f.label}}</el-radio>
+              <el-radio label="appoint" :key="'appoint-'+f.key">指定</el-radio>
+            </el-radio-group>
+          </div>
+          <div v-if="cronMode[f.key]==='appoint'">
+            <el-checkbox-group v-model="cronAppoint[f.key]" :key="'group-'+f.key">
+              <el-checkbox v-for="n in f.max+1" :label="pad(n-1)" :key="'cb-'+f.key+'-'+(n-1)">{{pad(n-1)}}</el-checkbox>
+            </el-checkbox-group>
+          </div>
+        </el-tab-pane>
+      </el-tabs>
+    </el-tab-pane>
+    <el-tab-pane label="标准格式" name="iso" :key="'iso-tab'">
+      <div style="margin-bottom: 10px;">
+        <el-input v-model="isoStr" placeholder="如R1/2025-05-21T21:59:54/P3DT30M30S" style="width: 400px; font-weight: bold;" :key="'isoStr'" />
+      </div>
+      <div style="margin-bottom: 10px;">循环次数：<el-input-number v-model="repeat" :min="1" style="width: 100px;" :key="'repeat'" /></div>
+      <div style="margin-bottom: 10px;">日期时间：<el-date-picker v-model="isoDate" type="datetime" placeholder="选择日期时间" style="width: 200px;" :key="'isoDate'" /></div>
+      <div style="margin-bottom: 10px;">当前时长：<el-input v-model="isoDuration" placeholder="如P3DT30M30S" style="width: 200px;" :key="'isoDuration'" /></div>
+      <div>
+        <div>秒：<el-button v-for="s in [5,10,30,50]" @click="setDuration('S',s)" :key="'sec-'+s">{{s}}</el-button>自定义</div>
+        <div>分：<el-button v-for="m in [5,10,30,50]" @click="setDuration('M',m)" :key="'min-'+m">{{m}}</el-button>自定义</div>
+        <div>小时：<el-button v-for="h in [4,8,12,24]" @click="setDuration('H',h)" :key="'hour-'+h">{{h}}</el-button>自定义</div>
+        <div>天：<el-button v-for="d in [1,2,3,4]" @click="setDuration('D',d)" :key="'day-'+d">{{d}}</el-button>自定义</div>
+        <div>月：<el-button v-for="mo in [1,2,3,4]" @click="setDuration('M',mo)" :key="'mon-'+mo">{{mo}}</el-button>自定义</div>
+        <div>年：<el-button v-for="y in [1,2,3,4]" @click="setDuration('Y',y)" :key="'year-'+y">{{y}}</el-button>自定义</div>
+      </div>
+    </el-tab-pane>
+  </el-tabs>
+</template>
+<script setup>
+import { ref, watch, computed } from 'vue'
+const props = defineProps({ value: String })
+const emit = defineEmits(['change'])
+
+const tab = ref('cron')
+const cronStr = ref(props.value || '* * * * * ?')
+const fields = ref({ second: '*', minute: '*', hour: '*', day: '*', month: '*', week: '?', year: '' })
+const cronFieldList = [
+  { key: 'second', label: '秒', min: 0, max: 59 },
+  { key: 'minute', label: '分', min: 0, max: 59 },
+  { key: 'hour', label: '时', min: 0, max: 23 },
+  { key: 'day', label: '天', min: 1, max: 31 },
+  { key: 'month', label: '月', min: 1, max: 12 },
+  { key: 'week', label: '周', min: 1, max: 7 },
+  { key: 'year', label: '年', min: 1970, max: 2099 }
+]
+const activeField = ref('second')
+const cronMode = ref({ second: 'appoint', minute: 'every', hour: 'every', day: 'every', month: 'every', week: 'every', year: 'every' })
+const cronAppoint = ref({ second: ['00','01'], minute: [], hour: [], day: [], month: [], week: [], year: [] })
+const cronRange = ref({ second: [0,1], minute: [0,1], hour: [0,1], day: [1,2], month: [1,2], week: [1,2], year: [1970,1971] })
+const cronStep = ref({ second: [1,1], minute: [1,1], hour: [1,1], day: [1,1], month: [1,1], week: [1,1], year: [1970,1] })
+
+function pad(n) { return n<10 ? '0'+n : ''+n }
+
+watch([fields, cronMode, cronAppoint, cronRange, cronStep], () => {
+  // 组装cron表达式
+  let arr = cronFieldList.map(f => {
+    if (cronMode.value[f.key]==='every') return '*'
+    if (cronMode.value[f.key]==='appoint') return cronAppoint.value[f.key].join(',') || '*'
+    if (cronMode.value[f.key]==='range') return `${cronRange.value[f.key][0]}-${cronRange.value[f.key][1]}`
+    if (cronMode.value[f.key]==='step') return `${cronStep.value[f.key][0]}/${cronStep.value[f.key][1]}`
+    return fields.value[f.key] || '*'
+  })
+  // week和year特殊处理
+  arr[5] = arr[5] || '?'
+  cronStr.value = arr.join(' ')
+  if (tab.value==='cron') emit('change', cronStr.value)
+}, { deep: true })
+
+// 标准格式
+const isoStr = ref('')
+const repeat = ref(1)
+const isoDate = ref('')
+const isoDuration = ref('')
+function setDuration(type, val) {
+  // 组装ISO 8601字符串
+  let d = isoDuration.value
+  if (!d.includes(type)) d += val + type
+  else d = d.replace(new RegExp(`\\d+${type}`), val + type)
+  isoDuration.value = d
+  updateIsoStr()
+}
+function updateIsoStr() {
+  let str = `R${repeat.value}`
+  if (isoDate.value) str += '/' + (typeof isoDate.value==='string'?isoDate.value:new Date(isoDate.value).toISOString())
+  if (isoDuration.value) str += '/' + isoDuration.value
+  isoStr.value = str
+  if (tab.value==='iso') emit('change', isoStr.value)
+}
+watch([repeat, isoDate, isoDuration], updateIsoStr)
+watch(() => props.value, (val) => {
+  if (!val) return
+  if (tab.value==='cron') cronStr.value = val
+  if (tab.value==='iso') isoStr.value = val
+}, { immediate: true })
+</script> 

src/components/bpmnProcessDesigner/package/penal/time-event-config/DurationConfig.vue

@@ -0,0 +1,66 @@
+<template>
+  <div>
+    <div style="margin-bottom: 10px;">当前选择：<el-input v-model="isoString" readonly style="width: 300px;" /></div>
+    <div v-for="unit in units" :key="unit.key" style="margin-bottom: 8px;">
+      <span>{{ unit.label }}：</span>
+      <el-button-group>
+        <el-button v-for="val in unit.presets" :key="val" size="mini" @click="setUnit(unit.key, val)">{{ val }}</el-button>
+        <el-input v-model.number="custom[unit.key]" size="mini" style="width: 60px; margin-left: 8px;" placeholder="自定义" @change="setUnit(unit.key, custom[unit.key])" />
+      </el-button-group>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref, watch, computed } from 'vue'
+const props = defineProps({ value: String })
+const emit = defineEmits(['change'])
+
+const units = [
+  { key: 'Y', label: '年', presets: [1, 2, 3, 4] },
+  { key: 'M', label: '月', presets: [1, 2, 3, 4] },
+  { key: 'D', label: '天', presets: [1, 2, 3, 4] },
+  { key: 'H', label: '时', presets: [4, 8, 12, 24] },
+  { key: 'm', label: '分', presets: [5, 10, 30, 50] },
+  { key: 'S', label: '秒', presets: [5, 10, 30, 50] }
+]
+const custom = ref({ Y: '', M: '', D: '', H: '', m: '', S: '' })
+const isoString = ref('')
+
+function setUnit(key, val) {
+  if (!val || isNaN(val)) {
+    custom.value[key] = ''
+    return
+  }
+  custom.value[key] = val
+  updateIsoString()
+}
+
+function updateIsoString() {
+  let str = 'P'
+  if (custom.value.Y) str += custom.value.Y + 'Y'
+  if (custom.value.M) str += custom.value.M + 'M'
+  if (custom.value.D) str += custom.value.D + 'D'
+  if (custom.value.H || custom.value.m || custom.value.S) str += 'T'
+  if (custom.value.H) str += custom.value.H + 'H'
+  if (custom.value.m) str += custom.value.m + 'M'
+  if (custom.value.S) str += custom.value.S + 'S'
+  isoString.value = str === 'P' ? '' : str
+  emit('change', isoString.value)
+}
+
+watch(() => props.value, (val) => {
+  if (!val) return
+  // 解析ISO 8601字符串到custom
+  const match = val.match(/^P(?:(\d+)Y)?(?:(\d+)M)?(?:(\d+)D)?(?:T(?:(\d+)H)?(?:(\d+)M)?(?:(\d+)S)?)?$/)
+  if (match) {
+    custom.value.Y = match[1] || ''
+    custom.value.M = match[2] || ''
+    custom.value.D = match[3] || ''
+    custom.value.H = match[4] || ''
+    custom.value.m = match[5] || ''
+    custom.value.S = match[6] || ''
+    updateIsoString()
+  }
+}, { immediate: true })
+</script> 

src/components/bpmnProcessDesigner/package/penal/time-event-config/TimeEventConfig.vue

@@ -0,0 +1,282 @@
+<template>
+  <div class="panel-tab__content">
+    <div style="margin-top: 10px;">
+      <span>类型：</span>
+      <el-button-group>
+        <el-button size="mini" :type="type==='time'?'primary':''" @click="setType('time')">时间</el-button>
+        <el-button size="mini" :type="type==='duration'?'primary':''" @click="setType('duration')">持续</el-button>
+        <el-button size="mini" :type="type==='cycle'?'primary':''" @click="setType('cycle')">循环</el-button>
+      </el-button-group>
+      <el-icon v-if="valid" color="green" style="margin-left:8px"><CircleCheckFilled /></el-icon>
+    </div>
+    <div style="margin-top: 10px; display: flex; align-items: center;">
+      <span>条件：</span>
+      <el-input
+        v-model="condition"
+        :placeholder="placeholder"
+        style="width: calc(100% - 100px);"
+        :readonly="type !== 'duration' && type !== 'cycle'"
+        @focus="handleInputFocus"
+        @blur="updateNode"
+      >
+        <template #suffix>
+          <el-tooltip v-if="!valid" content="格式错误" placement="top">
+            <el-icon color="orange"><WarningFilled /></el-icon>
+          </el-tooltip>
+          <el-tooltip :content="helpText" placement="top">
+            <el-icon color="#409EFF" style="cursor: pointer" @click="showHelp = true"><QuestionFilled /></el-icon>
+          </el-tooltip>
+          <el-button
+            v-if="type === 'time'"
+            @click="showDatePicker = true"
+            style="margin-left: 4px"
+            circle
+            size="small"
+          >
+            <Icon icon="ep:calendar" />
+          </el-button>
+          <el-button
+            v-if="type === 'duration'"
+            @click="showDurationDialog = true"
+            style="margin-left: 4px"
+            circle
+            size="small"
+          >
+            <Icon icon="ep:timer" />
+          </el-button>
+          <el-button
+            v-if="type === 'cycle'"
+            @click="showCycleDialog = true"
+            style="margin-left: 4px"
+            circle
+            size="small"
+          >
+            <Icon icon="ep:setting" />
+          </el-button>
+        </template>
+      </el-input>
+    </div>
+    <!-- 时间选择器 -->
+    <el-dialog v-model="showDatePicker" title="选择时间" width="400px" @close="showDatePicker=false">
+      <el-date-picker
+        v-model="dateValue"
+        type="datetime"
+        placeholder="选择日期时间"
+        style="width: 100%;"
+        @change="onDateChange"
+      />
+      <template #footer>
+        <el-button @click="showDatePicker=false">取消</el-button>
+        <el-button type="primary" @click="onDateConfirm">确定</el-button>
+      </template>
+    </el-dialog>
+    <!-- 持续时长选择器 -->
+    <el-dialog v-model="showDurationDialog" title="时间配置" width="600px" @close="showDurationDialog=false">
+      <DurationConfig :value="condition" @change="onDurationChange" />
+      <template #footer>
+        <el-button @click="showDurationDialog=false">取消</el-button>
+        <el-button type="primary" @click="onDurationConfirm">确定</el-button>
+      </template>
+    </el-dialog>
+    <!-- 循环配置器 -->
+    <el-dialog v-model="showCycleDialog" title="时间配置" width="800px" @close="showCycleDialog=false">
+      <CycleConfig :value="condition" @change="onCycleChange" />
+      <template #footer>
+        <el-button @click="showCycleDialog=false">取消</el-button>
+        <el-button type="primary" @click="onCycleConfirm">确定</el-button>
+      </template>
+    </el-dialog>
+    <!-- 帮助说明 -->
+    <el-dialog v-model="showHelp" title="格式说明" width="600px" @close="showHelp=false">
+      <div v-html="helpHtml"></div>
+      <template #footer>
+        <el-button @click="showHelp=false">关闭</el-button>
+      </template>
+    </el-dialog>
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { ref, computed, watch, onMounted } from 'vue'
+import { CircleCheckFilled, WarningFilled, QuestionFilled } from '@element-plus/icons-vue'
+import DurationConfig from './DurationConfig.vue'
+import CycleConfig from './CycleConfig.vue'
+import { createListenerObject, updateElementExtensions } from '../../utils'
+const bpmnInstances = () => (window as any).bpmnInstances
+const props = defineProps({ businessObject: Object })
+const type = ref('time')
+const condition = ref('')
+const valid = ref(true)
+const showDatePicker = ref(false)
+const showDurationDialog = ref(false)
+const showCycleDialog = ref(false)
+const showHelp = ref(false)
+const dateValue = ref(null)
+const bpmnElement = ref(null)
+
+const placeholder = computed(() => {
+  if (type.value === 'time') return '请输入时间'
+  if (type.value === 'duration') return '请输入持续时长'
+  if (type.value === 'cycle') return '请输入循环表达式'
+  return ''
+})
+const helpText = computed(() => {
+  if (type.value === 'time') return '选择具体时间'
+  if (type.value === 'duration') return 'ISO 8601格式，如PT1H'
+  if (type.value === 'cycle') return 'CRON表达式或ISO 8601周期'
+  return ''
+})
+const helpHtml = computed(() => {
+  if (type.value === 'duration') {
+    return `指定定时器之前要等待多长时间。S表示秒，M表示分，D表示天；P表示时间段，T表示精确到时间的时间段。<br>
+    时间格式依然为ISO 8601格式，一年两个月三天四小时五分六秒内，可以写成P1Y2M3DT4H5M6S。<br>
+    P是开始标记，T是时间和日期分割标记，没有日期只有时间T是不能省去的，比如1小时执行一次应写成PT1H。`
+  }
+  if (type.value === 'cycle') {
+    return `支持CRON表达式（如0 0/30 * * * ?）或ISO 8601周期（如R3/PT10M）。`
+  }
+  return ''
+})
+
+// 初始化和监听
+function syncFromBusinessObject() {
+  if (props.businessObject) {
+    const timerDef = (props.businessObject.eventDefinitions || [])[0]
+    if (timerDef) {
+      if (timerDef.timeDate) {
+        type.value = 'time'
+        condition.value = timerDef.timeDate.body
+      } else if (timerDef.timeDuration) {
+        type.value = 'duration'
+        condition.value = timerDef.timeDuration.body
+      } else if (timerDef.timeCycle) {
+        type.value = 'cycle'
+        condition.value = timerDef.timeCycle.body
+      }
+    }
+  }
+}
+onMounted(syncFromBusinessObject)
+
+
+// 切换类型
+function setType(t) {
+  type.value = t
+  condition.value = ''
+  updateNode()
+}
+
+// 输入校验
+watch([type, condition], () => {
+  valid.value = validate()
+  // updateNode() // 可以注释掉，避免频繁触发
+})
+
+function validate() {
+  if (type.value === 'time') {
+    return !!condition.value && !isNaN(Date.parse(condition.value))
+  }
+  if (type.value === 'duration') {
+    return /^P.*$/.test(condition.value)
+  }
+  if (type.value === 'cycle') {
+    return /^([0-9*\/?, ]+|R\d*\/P.*)$/.test(condition.value)
+  }
+  return true
+}
+
+// 选择时间
+function onDateChange(val) {
+  dateValue.value = val
+}
+function onDateConfirm() {
+  if (dateValue.value) {
+    condition.value = new Date(dateValue.value).toISOString()
+    showDatePicker.value = false
+    updateNode()
+  }
+}
+
+// 持续时长
+function onDurationChange(val) {
+  condition.value = val
+}
+function onDurationConfirm() {
+  showDurationDialog.value = false
+  updateNode()
+}
+
+// 循环
+function onCycleChange(val) {
+  condition.value = val
+}
+function onCycleConfirm() {
+  showCycleDialog.value = false
+  updateNode()
+}
+
+// 输入框聚焦时弹窗（可选）
+function handleInputFocus() {
+  if (type.value === 'time') showDatePicker.value = true
+  if (type.value === 'duration') showDurationDialog.value = true
+  if (type.value === 'cycle') showCycleDialog.value = true
+}
+
+// 同步到节点
+function updateNode() {
+  const moddle = window.bpmnInstances?.moddle
+  const modeling = window.bpmnInstances?.modeling
+  const elementRegistry = window.bpmnInstances?.elementRegistry
+  if (!moddle || !modeling || !elementRegistry) return
+
+  // 获取元素
+  if (!props.businessObject || !props.businessObject.id) return
+  const element = elementRegistry.get(props.businessObject.id)
+  if (!element) return
+
+  // 1. 复用原有 timerDef，或新建
+  let timerDef = (element.businessObject.eventDefinitions && element.businessObject.eventDefinitions[0])
+  if (!timerDef) {
+    timerDef =bpmnInstances().bpmnFactory.create('bpmn:TimerEventDefinition', {})
+    modeling.updateProperties(element, {
+      eventDefinitions: [timerDef]
+    })
+  }
+
+  // 2. 清空原有
+  delete timerDef.timeDate
+  delete timerDef.timeDuration
+  delete timerDef.timeCycle
+
+  // 3. 设置新的
+  if (type.value === 'time' && condition.value) {
+    timerDef.timeDate =bpmnInstances().bpmnFactory.create('bpmn:FormalExpression', { body: condition.value })
+  } else if (type.value === 'duration' && condition.value) {
+    timerDef.timeDuration =bpmnInstances().bpmnFactory.create('bpmn:FormalExpression', { body: condition.value })
+  } else if (type.value === 'cycle' && condition.value) {
+    timerDef.timeCycle = bpmnInstances().bpmnFactory.create('bpmn:FormalExpression', { body: condition.value })
+  }
+
+  bpmnInstances().modeling.updateProperties(toRaw(element), {
+    eventDefinitions: [timerDef]
+  })
+}
+
+
+watch(
+  () => props.businessObject,
+  (val) => {
+    if (val) {
+      nextTick(() => {
+
+        syncFromBusinessObject()
+      })
+    }
+  },
+  { immediate: true }
+)
+</script>
+
+<style scoped>
+/* 相关样式 */
+</style>