1 files changed, 44 insertions, 1 deletions

diff --git a/sdc-workflow-designer-ui/src/app/components/menu/menu.component.ts b/sdc-workflow-designer-ui/src/app/components/menu/menu.component.ts
index 2c03cbfc..4183391e 100644
--- a/sdc-workflow-designer-ui/src/app/components/menu/menu.component.ts
+++ b/sdc-workflow-designer-ui/src/app/components/menu/menu.component.ts
@@ -13,6 +13,9 @@ import { Component, OnInit, ViewChild } from '@angular/core';
 
 import { WorkflowService } from '../../services/workflow.service';
 import { MicroserviceComponent } from "./microservice/microservice.component";
+import { WorkflowsComponent } from "./workflows/workflows.component";
+import { BroadcastService } from "../../services/broadcast.service";
+import { Workflow } from "../../model/workflow/workflow";
 
 @Component({
     selector: 'b4t-menu',
@@ -21,8 +24,10 @@ import { MicroserviceComponent } from "./microservice/microservice.component";
 })
 export class MenuComponent {
     @ViewChild(MicroserviceComponent) public microserviceComponent: MicroserviceComponent;
+    @ViewChild(WorkflowsComponent) public workflowsComponent: WorkflowsComponent;
 
-    constructor(private workflowService: WorkflowService) { }
+    constructor(private broadcastService: BroadcastService, private workflowService: WorkflowService) {
+    }
 
     public save(): void {
         this.workflowService.save();
@@ -34,4 +39,42 @@ export class MenuComponent {
 
     public test() {
     }
+
+    public showWorkflows() {
+        this.workflowsComponent.show();
+    }
+
+    public getWorkflows(workflow: Workflow) {
+        const workflows = this.workflowService.getWorkflows();
+        if(workflows) {
+            return workflows.map(workflow => {
+                return {label: workflow.name, command: () => {
+                    this.workflowSelected(workflow);
+                }};
+            });
+        } else {
+            return [];
+        }
+    }
+
+    public workflowSelected(workflow: Workflow) {
+        this.broadcastService.broadcast(this.broadcastService.workflow, workflow);
+    }
+
+    public download() {
+        const filename = this.workflowService.workflow.name + '.json';
+        const content = JSON.stringify(this.workflowService.workflow);
+        // 创建隐藏的可下载链接
+        var eleLink = document.createElement('a');
+        eleLink.download = filename;
+        eleLink.style.display = 'none';
+        // 字符内容转变成blob地址
+        var blob = new Blob([content]);
+        eleLink.href = URL.createObjectURL(blob);
+        // 触发点击
+        document.body.appendChild(eleLink);
+        eleLink.click();
+        // 然后移除
+        document.body.removeChild(eleLink);
+    }
 }