diff --git a/src/App.vue b/src/App.vue
index 3307b0f..2ab9232 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,12 +1,8 @@
 <template>
   <el-config-provider :locale="locale" :size="size">
     <!-- 开启水印 -->
-    <el-watermark
-      v-if="watermarkEnabled"
-      :font="{ color: fontColor }"
-      :content="defaultSettings.watermarkContent"
-      class="wh-full"
-    >
+    <el-watermark v-if="watermarkEnabled" :font="{ color: fontColor }" :content="defaultSettings.watermarkContent"
+      class="wh-full">
       <router-view />
     </el-watermark>
     <!-- 关闭水印 -->
@@ -35,19 +31,32 @@ const fontColor = computed(() => {
 });
 </script>
 <style lang="scss">
-.router-link-active .el-menu-item{
+.router-link-active .el-menu-item {
   background-color: #EEF3FB;
   border-right: solid 3px var(--el-color-primary);
 }
+
 .table-container .el-form-item--default {
   margin-bottom: 0px !important;
 }
-.el-table__header{
-  th{
+
+.el-table__header {
+  th {
     background-color: #edebeb6e !important;
   }
 }
-.el-pagination{
+
+.el-pagination {
   justify-content: end;
 }
+
+.scroll::-webkit-scrollbar {
+  width: 8px;
+  height: 8px;
+}
+
+.scroll::-webkit-scrollbar-thumb {
+  background-color: rgb(1, 169, 255);
+  border-radius: 4px;
+}
 </style>
\ No newline at end of file
diff --git a/src/components/flow/nodes/BaseNode.js b/src/components/flow/nodes/BaseNode.js
index c778076..eae7b1a 100644
--- a/src/components/flow/nodes/BaseNode.js
+++ b/src/components/flow/nodes/BaseNode.js
@@ -1,27 +1,34 @@
-import { RectNode, RectNodeModel, h } from "@logicflow/core"
-import { getBytesLength } from '../util'
-
+import { RectNode, RectNodeModel, h } from "@logicflow/core";
+import { getBytesLength } from "../util";
 
 class RedNodeModel extends RectNodeModel {
   /**
    * 初始化
    */
   initNodeData(data) {
-    super.initNodeData(data)
+    super.initNodeData(data);
     this.width = 200;
     this.height = 30;
     this.radius = 5;
-    this.text.x = this.x + 10;    
-    this.defaultFill = data.fill||'rgb(253, 208, 162)'
+    this.text.x = this.x + 10;
+    this.defaultFill = data.fill || "rgb(253, 208, 162)";
+
+    const startOnlyAsTarget={
+      message:"开始结点只能连接结束节点",
+      validate: (sourceNode, targetNode, sourceAnchor, targetAnchor) => {        
+        return sourceAnchor.type !== targetAnchor.type;
+      },
+    };
+    this.sourceRules.push(startOnlyAsTarget);
   }
-  getData () {
-    const data = super.getData()
-    data.properties.ui = 'node-ai'
-    return data
+  getData() {
+    const data = super.getData();
+    data.properties.ui = "node-ai";
+    return data;
   }
-  
+
   updateText(val) {
-    super.updateText(val)
+    super.updateText(val);
     this.setAttributes();
   }
   /**
@@ -32,10 +39,10 @@ class RedNodeModel extends RectNodeModel {
     const dataStyle = this.properties.style || {};
     if (this.isSelected) {
       style.strokeWidth = Number(dataStyle.borderWidth) || 2;
-      style.stroke = dataStyle.borderColor || '#ff7f0e';
+      style.stroke = dataStyle.borderColor || "#ff7f0e";
     } else {
       style.strokeWidth = Number(dataStyle.borderWidth) || 1;
-      style.stroke = dataStyle.borderColor || '#999';
+      style.stroke = dataStyle.borderColor || "#999";
     }
     style.fill = dataStyle.backgroundColor || this.defaultFill;
     return style;
@@ -47,82 +54,85 @@ class RedNodeModel extends RectNodeModel {
     const { x, y, id, width, height } = this;
     const anchors = [
       {
-        x: x ,
-        y: y+ height / 2,
+        x: x,
+        y: y - height / 2,
         id: `${id}_right`,
-        type: "right"
+        type: "start",
+        className: "anchors-start",
       },
       {
-        x: x ,
-        y: y- height / 2,
+        x: x,
+        y: y + height / 2,
         id: `${id}_left`,
-        type: "left"
-      }
+        type: "end",
+        className: "anchors-end",
+      },
     ];
     return anchors;
   }
   /**
-   * 
+   *
    */
   getOutlineStyle() {
     const style = super.getOutlineStyle();
-    style.stroke = 'transparent';
-    style.hover.stroke = 'transparent';
+    style.stroke = "transparent";
+    style.hover.stroke = "transparent";
     return style;
   }
-  handleContextMenu(ev){
-    debugger
+  handleContextMenu(ev) {
+    debugger;
   }
 }
 class RedNode extends RectNode {
- 
   /**
    * 1.1.7版本后支持在view中重写锚点形状。
    * 重写锚点新增
    */
   getAnchorShape(anchorData) {
-    const { x, y, type } = anchorData;
-    return h("rect", {
+    const { x, y, type, className } = anchorData;
+    if(type=="start"){
+      return h( "circle", {        
+        cx: x - 0,
+        cy: y - 5,
+        r:6,
+        className: "custom-anchor " + className,
+        title:'开始'
+      });  
+    }
+    return h( "rect", {
       x: x - 5,
-      y: y - 5,
+      y: y - 5,      
       width: 10,
       height: 10,
-      className: 'custom-anchor'
+      className: "custom-anchor " + className,
+      title:'结束'
     });
-  } 
+  }
   getShape() {
-    const {
-      text,
-      x,
-      y,
-      width,
-      height,
-      radius
-    } = this.props.model;
-    const style = this.props.model.getNodeStyle()
+    const { text, x, y, width, height, radius } = this.props.model;
+    const style = this.props.model.getNodeStyle();
     return h(
-      'g',
+      "g",
       {
-        className: 'lf-ai-node'
+        className: "lf-ai-node",
       },
       [
-        h('rect', {
+        h("rect", {
           ...style,
           x: x - width / 2,
           y: y - height / 2,
           width,
           height,
           rx: radius,
-          ry: radius
-        })        
+          ry: radius,
+        }),
       ]
-    )
+    );
   }
 }
 
-
 export default {
-  type: 'ai-node',
+  type: "ai-node",
   model: RedNodeModel,
-  view: RedNode
-}
+  view: RedNode,
+};
diff --git a/src/views/connection/detail.vue b/src/views/connection/detail.vue
index 2210650..cef905b 100644
--- a/src/views/connection/detail.vue
+++ b/src/views/connection/detail.vue
@@ -109,7 +109,7 @@
     </div>
 </template>
 
-<script lang='ts' setup>
+<script  setup>
 import detailFlow from './detailFlow.vue';
 import ConnApi from '@/api/connection'
 const router = useRouter();
diff --git a/src/views/connection/edit.vue b/src/views/connection/edit.vue
index 3ae4576..4ea30a7 100644
--- a/src/views/connection/edit.vue
+++ b/src/views/connection/edit.vue
@@ -77,16 +77,29 @@
                         </div>
                         <div class="row">
                             <span class="sp-label">输入参数:</span>
-                            <span class="sp-text">
-                                <el-input v-model="selNode.info.inputParams" type="textarea" style="width:100%;"
-                                    :rows="4" @input="doFlowInput" />
+                            <span class="sp-text  sp-paramter scroll" @click="doEdit(selNode.info,'输入参数','i')">
+                                <span v-for="(it,idx) in objToArr(selNode.info.inputParams) " :key="idx" class="param-item">
+                                    <span>{{ it.key }}:</span>
+                                    <span>{{ it.value }}</span>
+                                </span>
                             </span>
                         </div>
                         <div class="row" style="margin-top:4px;">
                             <span class="sp-label">输出参数:</span>
-                            <span class="sp-text">
-                                <el-input v-model="selNode.info.outputParams" type="textarea" style="width:100%;"
-                                    :rows="4" @input="doFlowInput" />
+                            <span class="sp-text sp-paramter scroll" @click="doEdit(selNode.info,'输出参数','o')">
+                                <span v-for="(it,idx) in objToArr(selNode.info.outputParams) " :key="idx" class="param-item">
+                                    <span>{{ it.key }}:</span>
+                                    <span>{{ it.value }}</span>
+                                </span>
+                            </span>
+                        </div>
+                        <div class="row" style="margin-top:4px;">
+                            <span class="sp-label">处理参数:</span>
+                            <span class="sp-text  sp-paramter scroll"  @click="doEdit(selNode.info,'处理参数','p')">
+                                <span v-for="(it,idx) in objToArr(selNode.info.process) " :key="idx" class="param-item">
+                                    <span>{{ it.key }}:</span>
+                                    <span>{{ it.value }}</span>
+                                </span>
                             </span>
                         </div>
                     </div>
@@ -97,6 +110,7 @@
             <el-button type="primary" @click="doSave">保存</el-button>
             <el-button @click="doCancel">取消</el-button>
         </el-card>
+        <EditParamDlg ref="editDlg" @success="doEditSuccess"/>
     </div>
 </template>
 
@@ -104,6 +118,7 @@
 import nodePanel from './nodePanel.vue'
 import editFlow from './editFlow.vue'
 import ConnApi from '@/api/connection'
+import EditParamDlg from './editParamDlg.vue'
 const router = useRouter();
 const uploadForm = ref(ElForm)
 const route = useRoute()
@@ -114,9 +129,11 @@ const upForm = reactive({
     connection_label: '',
     connection_desc: ''
 });
+const editDlg=ref()
 const info = reactive({
     connInfo: null,
     nodes: [],
+    editObj:null,
 })
 const selNode = reactive({
     info: null
@@ -131,8 +148,48 @@ const doFlowInput = () => {
     } else {
         tmps[0].inputParams = selNode.info.inputParams;
         tmps[0].outputParams = selNode.info.outputParams;
+        tmps[0].process = selNode.info.process;
+        
     }
 }
+const doEditSuccess=(obj)=>{
+    let t=info.editObj.type;
+    if(t=='i'){
+        selNode.info.inputParams=obj;
+    }
+    if(t=='o'){
+        selNode.info.outputParams=obj;
+    }
+    if(t=='p'){
+        selNode.info.process=obj;
+    }
+    let tmps = info.nodes.filter(d => d.id == selNode.info.id);
+    if (tmps.length == 0) {
+        info.nodes.push(selNode.info)
+    } else {
+        tmps[0].inputParams = selNode.info.inputParams;
+        tmps[0].outputParams = selNode.info.outputParams;
+        tmps[0].process = selNode.info.process;        
+    }
+};
+const doEdit=(obj,title,t)=>{
+    info.editObj={
+        obj:obj,
+        title:title,
+        type:t
+    }
+    editDlg.value.showDialog({
+        obj:t=='i'?obj.inputParams:t=='o'?obj.outputParams:obj.process,
+        title:title
+    });
+}
+const objToArr=(obj,t)=>{
+    let arr=[];
+    for(let k in obj){
+        arr.push({key:k,value:obj[k]})
+    }
+    return arr;
+}
 const doUpdateNode = (data) => {
     if (ndPanel && ndPanel.value) {
         ndPanel.value.updateNode(data)
@@ -147,6 +204,7 @@ const doNodeClick = (node) => {
         } else {
             selNode.info.inputParams = tmps[0].inputParams;
             selNode.info.outputParams = tmps[0].outputParams;
+            selNode.info.process = tmps[0].process;
         }
     }
     else {
@@ -185,6 +243,22 @@ onMounted(() => {
         align-items: center;
         font-weight: bold;
     }
+    :deep(.anchors-end){
+        fill:red;
+    }
+    :deep(.anchors-start){
+        fill:green;
+    }
+    .sp-paramter{
+        height: 60px;
+        border:solid 1px #409EFF;
+        overflow-y: auto;
+        padding:4px;
+        cursor: pointer;
+        .param-item{
+            display:block;
+        }
+    }
 }
 
 .card-footer {
diff --git a/src/views/connection/editFlow.vue b/src/views/connection/editFlow.vue
index 96762f3..258a798 100644
--- a/src/views/connection/editFlow.vue
+++ b/src/views/connection/editFlow.vue
@@ -4,7 +4,7 @@
     </div>
 </template>
 
-<script lang='ts' setup>
+<script setup>
 import LogicFlow from '@logicflow/core';
 // 引入整体背景的样式
 import '@logicflow/core/dist/style/index.css';
@@ -71,6 +71,9 @@ const initEvent=(lf)=>{
     nodePropKey.value++
     doUpdateState()
   });
+  lf.on("connection:not-allowed",(a,b,c)=>{
+    ElMessage.error("开始节点只能连接结束节点!");
+  });
   lf.on("node:delete",data=>{
     if(data.data.text.value=="目标绘图"){
       ElMessage.error("目标绘图节点不能删除");      
@@ -81,7 +84,7 @@ const initEvent=(lf)=>{
     }
     doUpdateState()
   });
-  lf.on("node:contextmenu",(d,e,p)=>{
+  lf.on("node:contextmenu",(d)=>{
     if(d.data.text.value=="目标绘图"){
       setTimeout(()=>{
         document.querySelector(".lf-menu").style.display="none";
diff --git a/src/views/connection/editParamDlg.vue b/src/views/connection/editParamDlg.vue
new file mode 100644
index 0000000..947bdda
--- /dev/null
+++ b/src/views/connection/editParamDlg.vue
@@ -0,0 +1,67 @@
+<template>
+    <el-dialog v-model="dialog.show" :title="dialog.title" 
+    :close-on-press-escape="false"
+    :close-on-click-modal="false" align-center  append-to-body width="600px"
+        >
+        <div class="scroll " style="max-height: 400px;overflow-y: auto;overflow-x: hidden;">
+     <el-row v-for="(it,idx) in dialog.attrs" :key="idx" style="margin-bottom:4px;" gutter="2">
+        
+        <el-col :span="8">
+            <el-input v-model="it.key" @input="inputKey"/>
+        </el-col>
+        <el-col :span="16">
+            <el-input v-model="it.value"/>
+        </el-col>
+     </el-row>
+    </div>
+    <template #footer>
+    <div style="text-align: center">
+        <el-button type="primary" @click="doOk">确定</el-button>
+        <el-button @click="doCancel">取消</el-button>
+    </div>
+    </template>
+    </el-dialog>
+</template>
+
+<script setup>
+const emit=defineEmits("success");
+const dialog = reactive({
+    show: false,
+    title: '',
+    editObj: null,
+    attrs: []
+})
+const doOk = () => {
+    let obj={};
+    dialog.attrs.forEach(d=>{
+        if(d.key  && d.value){
+            obj[d.key]=d.value;
+        }
+    });
+    emit("success",obj);
+    dialog.show=false;
+}
+const doCancel=()=>{
+    dialog.show=false;
+}
+const showDialog = (opt) => {
+    dialog.show = true;
+    dialog.editObj = opt.obj;
+    dialog.title = opt.title;
+    dialog.attrs = [];
+    for (let k in opt.obj) {
+        dialog.attrs.push({ key: k, value: opt.obj[k] });
+    }
+    dialog.attrs.push({key:'',value:''});
+}
+const inputKey=(a,b)=>{
+    if(dialog.attrs[dialog.attrs.length-1].key){
+        dialog.attrs.push({key:'',value:''});
+    }
+};
+
+defineExpose({
+    showDialog
+})
+</script>
+<style scoped lang='less'></style>
\ No newline at end of file
diff --git a/src/views/connection/nodePanel.vue b/src/views/connection/nodePanel.vue
index bb92e56..7021e8b 100644
--- a/src/views/connection/nodePanel.vue
+++ b/src/views/connection/nodePanel.vue
@@ -84,12 +84,12 @@ const list2 = reactive([
 
 const updateNode = (nodes) => {
     let nds = nodes.nodes.map(d => d.properties.node);
-    list2.forEach(d => {
-        d.show = nds.indexOf(d.id) == -1
-    })
-    list1.forEach(d => {
-        d.show = nds.indexOf(d.id) == -1
-    })
+    if(info.all){
+        info.all.forEach(d => {
+            d.show = nds.indexOf(d.id) == -1
+        });
+    }
+    
 }
 
 const doEdit=(nd)=>{
@@ -98,6 +98,7 @@ const doEdit=(nd)=>{
     if(tmps.length>0){
         tmps[0].inputParams=nd.inputParams;
         tmps[0].outputParams=nd.inputParams;
+        tmps[0].process=nd.process;
     }
 }
 defineExpose({
@@ -111,8 +112,12 @@ const initData = () => {
             it.show = true;
             it.text = it.operator_name;
             it.id = it.operator_id
-            it.inputParams="";
-            it.outputParams="";
+            it.inputParams={
+                a:10,b:20,c:30,d:40,e:50,
+                a2:10,b2:20,c2:30,d2:40,e2:50,
+            };
+            it.outputParams={};
+            it.process={};
             return it;
         });
         info.all=tmps;