feat: added workspace api to support registration of multiple resources

docs/docs/api/model/window.md

@@ -11,15 +11,41 @@ sidebar_position: 12
 
 低代码设计器窗口模型
 
+## 变量
+
+### id
+
+窗口唯一 id
+
+### title
+
+窗口标题
+
+### resourceName
+
+窗口资源名字
+
 ## 方法签名
 
-### importSchema(schema: IPublicTypeNodeSchema)
-当前窗口导入 schema
+### importSchema
+当前窗口导入 schema, 会调用当前窗口对应资源的 import 钩子
+
+```typescript
+function importSchema(schema: IPublicTypeNodeSchema): void
+```
 
 相关类型：[IPublicTypeNodeSchema](https://github.com/alibaba/lowcode-engine/blob/main/packages/types/src/shell/type/node-schema.ts)
 
-### changeViewType(viewName: string)
+### changeViewType
 修改当前窗口视图类型
 
-### async save()
-调用当前窗口视图保存钩子
+```typescript
+function changeViewType(viewName: string): void
+```
+
+### save
+当前窗口的保存方法，会调用当前窗口对应资源的 save 钩子
+
+```typescript
+function save(): Promise(void)
+```

docs/docs/api/workspace.md

@@ -21,6 +21,30 @@ sidebar_position: 12
 
 当前设计器窗口模型
 
+```typescript
+get window(): IPublicModelWindow
+```
+
+关联模型 [IPublicModelWindow](./model/window)
+
+### plugins
+
+应用级别的插件注册
+
+```typescript
+get plugins(): IPublicApiPlugins
+```
+
+关联模型 [IPublicApiPlugins](./plugins)
+
+### windows
+
+当前设计器的编辑窗口
+
+```typescript
+get window(): IPublicModelWindow[]
+```
+
 关联模型 [IPublicModelWindow](./model/window)
 
 ## 方法签名
@@ -34,3 +58,19 @@ registerResourceType(resourceName: string, resourceType: 'editor', options: IPub
 ```
 
 相关类型：[IPublicResourceOptions](https://github.com/alibaba/lowcode-engine/blob/main/packages/types/src/shell/type/resource-options.ts)
+
+### onChangeWindows
+
+窗口新增/删除的事件
+
+```typescript
+function onChangeWindows(fn: () => void): void;
+```
+
+### onChangeActiveWindow
+
+active 窗口变更事件
+
+```typescript
+function onChangeActiveWindow(fn: () => void): void;
+```

packages/designer/src/component-actions.ts

@@ -0,0 +1,155 @@
+import { IPublicTypeComponentAction, IPublicTypeMetadataTransducer } from '@alilc/lowcode-types';
+import { engineConfig } from '@alilc/lowcode-editor-core';
+import { intlNode } from './locale';
+import {
+  IconLock,
+  IconUnlock,
+  IconRemove,
+  IconClone,
+  IconHidden,
+} from './icons';
+import { Node } from './document';
+import { componentDefaults, legacyIssues } from './transducers';
+
+export class ComponentActions {
+  actions: IPublicTypeComponentAction[] = [
+    {
+      name: 'remove',
+      content: {
+        icon: IconRemove,
+        title: intlNode('remove'),
+        /* istanbul ignore next */
+        action(node: Node) {
+          node.remove();
+        },
+      },
+      important: true,
+    },
+    {
+      name: 'hide',
+      content: {
+        icon: IconHidden,
+        title: intlNode('hide'),
+        /* istanbul ignore next */
+        action(node: Node) {
+          node.setVisible(false);
+        },
+      },
+      /* istanbul ignore next */
+      condition: (node: Node) => {
+        return node.componentMeta.isModal;
+      },
+      important: true,
+    },
+    {
+      name: 'copy',
+      content: {
+        icon: IconClone,
+        title: intlNode('copy'),
+        /* istanbul ignore next */
+        action(node: Node) {
+          // node.remove();
+          const { document: doc, parent, index } = node;
+          if (parent) {
+            const newNode = doc.insertNode(parent, node, index + 1, true);
+            newNode.select();
+            const { isRGL, rglNode } = node.getRGL();
+            if (isRGL) {
+              // 复制 layout 信息
+              let layout = rglNode.getPropValue('layout') || [];
+              let curLayout = layout.filter((item) => item.i === node.getPropValue('fieldId'));
+              if (curLayout && curLayout[0]) {
+                layout.push({
+                  ...curLayout[0],
+                  i: newNode.getPropValue('fieldId'),
+                });
+                rglNode.setPropValue('layout', layout);
+                // 如果是磁贴块复制，则需要滚动到影响位置
+                setTimeout(() => newNode.document.simulator?.scrollToNode(newNode), 10);
+              }
+            }
+          }
+        },
+      },
+      important: true,
+    },
+    {
+      name: 'lock',
+      content: {
+        icon: IconLock, // 锁定 icon
+        title: intlNode('lock'),
+        /* istanbul ignore next */
+        action(node: Node) {
+          node.lock();
+        },
+      },
+      /* istanbul ignore next */
+      condition: (node: Node) => {
+        return engineConfig.get('enableCanvasLock', false) && node.isContainer() && !node.isLocked;
+      },
+      important: true,
+    },
+    {
+      name: 'unlock',
+      content: {
+        icon: IconUnlock, // 解锁 icon
+        title: intlNode('unlock'),
+        /* istanbul ignore next */
+        action(node: Node) {
+          node.lock(false);
+        },
+      },
+      /* istanbul ignore next */
+      condition: (node: Node) => {
+        return engineConfig.get('enableCanvasLock', false) && node.isContainer() && node.isLocked;
+      },
+      important: true,
+    },
+  ];
+
+  constructor() {
+    this.registerMetadataTransducer(legacyIssues, 2, 'legacy-issues'); // should use a high level priority, eg: 2
+    this.registerMetadataTransducer(componentDefaults, 100, 'component-defaults');
+  }
+
+  removeBuiltinComponentAction(name: string) {
+    const i = this.actions.findIndex((action) => action.name === name);
+    if (i > -1) {
+      this.actions.splice(i, 1);
+    }
+  }
+  addBuiltinComponentAction(action: IPublicTypeComponentAction) {
+    this.actions.push(action);
+  }
+
+  modifyBuiltinComponentAction(
+    actionName: string,
+    handle: (action: IPublicTypeComponentAction) => void,
+  ) {
+    const builtinAction = this.actions.find((action) => action.name === actionName);
+    if (builtinAction) {
+      handle(builtinAction);
+    }
+  }
+
+  private metadataTransducers: IPublicTypeMetadataTransducer[] = [];
+
+  registerMetadataTransducer(
+    transducer: IPublicTypeMetadataTransducer,
+    level = 100,
+    id?: string,
+  ) {
+    transducer.level = level;
+    transducer.id = id;
+    const i = this.metadataTransducers.findIndex((item) => item.level != null && item.level > level);
+    if (i < 0) {
+      this.metadataTransducers.push(transducer);
+    } else {
+      this.metadataTransducers.splice(i, 0, transducer);
+    }
+  }
+
+  getRegisteredMetadataTransducers(): IPublicTypeMetadataTransducer[] {
+    return this.metadataTransducers;
+  }
+}

packages/designer/src/component-meta.ts

@@ -4,7 +4,6 @@ import {
   IPublicTypeNpmInfo,
   IPublicTypeNodeData,
   IPublicTypeNodeSchema,
-  IPublicTypeComponentAction,
   IPublicTypeTitleContent,
   IPublicTypeTransformedComponentMetadata,
   IPublicTypeNestingFilter,
@@ -15,20 +14,13 @@ import {
   IPublicModelComponentMeta,
 } from '@alilc/lowcode-types';
 import { deprecate, isRegExp, isTitleConfig } from '@alilc/lowcode-utils';
-import { computed, engineConfig, createModuleEventBus, IEventBus } from '@alilc/lowcode-editor-core';
-import { componentDefaults, legacyIssues } from './transducers';
+import { computed, createModuleEventBus, IEventBus } from '@alilc/lowcode-editor-core';
 import { isNode, Node, INode } from './document';
 import { Designer } from './designer';
-import { intlNode } from './locale';
 import {
-  IconLock,
-  IconUnlock,
   IconContainer,
   IconPage,
   IconComponent,
-  IconRemove,
-  IconClone,
-  IconHidden,
 } from './icons';
 
 export function ensureAList(list?: string | string[]): string[] | null {
@@ -272,7 +264,7 @@ export class ComponentMeta implements IComponentMeta {
   }
 
   private transformMetadata(metadta: IPublicTypeComponentMetadata): IPublicTypeTransformedComponentMetadata {
-    const result = getRegisteredMetadataTransducers().reduce((prevMetadata, current) => {
+    const result = this.designer.componentActions.getRegisteredMetadataTransducers().reduce((prevMetadata, current) => {
       return current(prevMetadata);
     }, preprocessMetadata(metadta));
 
@@ -300,7 +292,7 @@ export class ComponentMeta implements IComponentMeta {
     const disabled =
       ensureAList(disableBehaviors) ||
       (this.isRootComponent(false) ? ['copy', 'remove', 'lock', 'unlock'] : null);
-    actions = builtinComponentActions.concat(
+    actions = this.designer.componentActions.actions.concat(
       this.designer.getGlobalComponentActions() || [],
       actions || [],
     );
@@ -382,142 +374,3 @@ function preprocessMetadata(metadata: IPublicTypeComponentMetadata): IPublicType
   };
 }
 
-
-const metadataTransducers: IPublicTypeMetadataTransducer[] = [];
-
-export function registerMetadataTransducer(
-  transducer: IPublicTypeMetadataTransducer,
-  level = 100,
-  id?: string,
-) {
-  transducer.level = level;
-  transducer.id = id;
-  const i = metadataTransducers.findIndex((item) => item.level != null && item.level > level);
-  if (i < 0) {
-    metadataTransducers.push(transducer);
-  } else {
-    metadataTransducers.splice(i, 0, transducer);
-  }
-}
-
-export function getRegisteredMetadataTransducers(): IPublicTypeMetadataTransducer[] {
-  return metadataTransducers;
-}
-
-const builtinComponentActions: IPublicTypeComponentAction[] = [
-  {
-    name: 'remove',
-    content: {
-      icon: IconRemove,
-      title: intlNode('remove'),
-      /* istanbul ignore next */
-      action(node: Node) {
-        node.remove();
-      },
-    },
-    important: true,
-  },
-  {
-    name: 'hide',
-    content: {
-      icon: IconHidden,
-      title: intlNode('hide'),
-      /* istanbul ignore next */
-      action(node: Node) {
-        node.setVisible(false);
-      },
-    },
-    /* istanbul ignore next */
-    condition: (node: Node) => {
-      return node.componentMeta.isModal;
-    },
-    important: true,
-  },
-  {
-    name: 'copy',
-    content: {
-      icon: IconClone,
-      title: intlNode('copy'),
-      /* istanbul ignore next */
-      action(node: Node) {
-        // node.remove();
-        const { document: doc, parent, index } = node;
-        if (parent) {
-          const newNode = doc.insertNode(parent, node, index + 1, true);
-          newNode.select();
-          const { isRGL, rglNode } = node.getRGL();
-          if (isRGL) {
-            // 复制 layout 信息
-            let layout = rglNode.getPropValue('layout') || [];
-            let curLayout = layout.filter((item) => item.i === node.getPropValue('fieldId'));
-            if (curLayout && curLayout[0]) {
-              layout.push({
-                ...curLayout[0],
-                i: newNode.getPropValue('fieldId'),
-              });
-              rglNode.setPropValue('layout', layout);
-              // 如果是磁贴块复制，则需要滚动到影响位置
-              setTimeout(() => newNode.document.simulator?.scrollToNode(newNode), 10);
-            }
-          }
-        }
-      },
-    },
-    important: true,
-  },
-  {
-    name: 'lock',
-    content: {
-      icon: IconLock, // 锁定 icon
-      title: intlNode('lock'),
-      /* istanbul ignore next */
-      action(node: Node) {
-        node.lock();
-      },
-    },
-    /* istanbul ignore next */
-    condition: (node: Node) => {
-      return engineConfig.get('enableCanvasLock', false) && node.isContainer() && !node.isLocked;
-    },
-    important: true,
-  },
-  {
-    name: 'unlock',
-    content: {
-      icon: IconUnlock, // 解锁 icon
-      title: intlNode('unlock'),
-      /* istanbul ignore next */
-      action(node: Node) {
-        node.lock(false);
-      },
-    },
-    /* istanbul ignore next */
-    condition: (node: Node) => {
-      return engineConfig.get('enableCanvasLock', false) && node.isContainer() && node.isLocked;
-    },
-    important: true,
-  },
-];
-
-export function removeBuiltinComponentAction(name: string) {
-  const i = builtinComponentActions.findIndex((action) => action.name === name);
-  if (i > -1) {
-    builtinComponentActions.splice(i, 1);
-  }
-}
-export function addBuiltinComponentAction(action: IPublicTypeComponentAction) {
-  builtinComponentActions.push(action);
-}
-
-export function modifyBuiltinComponentAction(
-  actionName: string,
-  handle: (action: IPublicTypeComponentAction) => void,
-) {
-  const builtinAction = builtinComponentActions.find((action) => action.name === actionName);
-  if (builtinAction) {
-    handle(builtinAction);
-  }
-}
-
-registerMetadataTransducer(legacyIssues, 2, 'legacy-issues'); // should use a high level priority, eg: 2
-registerMetadataTransducer(componentDefaults, 100, 'component-defaults');

packages/designer/src/designer/designer.ts

@@ -32,6 +32,7 @@ import { OffsetObserver, createOffsetObserver } from './offset-observer';
 import { focusing } from './focusing';
 import { SettingTopEntry } from './setting';
 import { BemToolsManager } from '../builtin-simulator/bem-tools/manager';
+import { ComponentActions } from '../component-actions';
 
 const logger = new Logger({ level: 'warn', bizName: 'designer' });
 
@@ -60,6 +61,8 @@ export interface DesignerProps {
 export class Designer implements IDesigner {
   readonly dragon = new Dragon(this);
 
+  readonly componentActions = new ComponentActions();
+
   readonly activeTracker = new ActiveTracker();
 
   readonly detecting = new Detecting();

packages/designer/src/designer/setting/setting-field.ts

@@ -2,7 +2,7 @@ import { IPublicTypeTitleContent, IPublicTypeSetterType, IPublicTypeDynamicSette
 import { Transducer } from './utils';
 import { SettingPropEntry } from './setting-prop-entry';
 import { SettingEntry } from './setting-entry';
-import { computed, obx, makeObservable, action } from '@alilc/lowcode-editor-core';
+import { computed, obx, makeObservable, action, untracked } from '@alilc/lowcode-editor-core';
 import { cloneDeep, isCustomView, isDynamicSetter } from '@alilc/lowcode-utils';
 
 function getSettingFieldCollectorKey(parent: SettingEntry, config: IPublicTypeFieldConfig) {
@@ -43,8 +43,10 @@ export class SettingField extends SettingPropEntry implements SettingEntry {
       return null;
     }
     if (isDynamicSetter(this._setter)) {
+      return untracked(() => {
         const shellThis = this.internalToShellPropEntry();
         return this._setter.call(shellThis, shellThis);
+      });
     }
     return this._setter;
   }

packages/designer/src/project/project-view.tsx

@@ -4,7 +4,7 @@ import { Designer } from '../designer';
 import { BuiltinSimulatorHostView } from '../builtin-simulator';
 import './project.less';
 
-class BuiltinLoading extends Component {
+export class BuiltinLoading extends Component {
   render() {
     return (
       <div id="engine-loading-wrapper">

packages/designer/src/project/project.ts

@@ -30,6 +30,8 @@ export class Project implements IProject {
 
   private _simulator?: ISimulatorHost;
 
+  private isRendererReady: boolean = false;
+
   /**
    * 模拟器
    */
@@ -318,6 +320,7 @@ export class Project implements IProject {
   }
 
   setRendererReady(renderer: any) {
+    this.isRendererReady = true;
     this.emitter.emit('lowcode_engine_renderer_ready', renderer);
   }
 
@@ -328,7 +331,10 @@ export class Project implements IProject {
     };
   }
 
-  onRendererReady(fn: (args: any) => void): () => void {
+  onRendererReady(fn: () => void): () => void {
+    if (this.isRendererReady) {
+      fn();
+    }
     this.emitter.on('lowcode_engine_renderer_ready', fn);
     return () => {
       this.emitter.removeListener('lowcode_engine_renderer_ready', fn);

packages/designer/tests/main/meta/component-meta.test.ts

@@ -1,5 +1,4 @@
 import '../../fixtures/window';
-import { Node } from '../../../src/document/node/node';
 import { Designer } from '../../../src/designer/designer';
 import divMeta from '../../fixtures/component-metadata/div';
 import div2Meta from '../../fixtures/component-metadata/div2';
@@ -19,22 +18,18 @@ import page2Meta from '../../fixtures/component-metadata/page2';
 import {
   ComponentMeta,
   isComponentMeta,
-  removeBuiltinComponentAction,
-  addBuiltinComponentAction,
-  modifyBuiltinComponentAction,
   ensureAList,
   buildFilter,
-  registerMetadataTransducer,
-  getRegisteredMetadataTransducers,
 } from '../../../src/component-meta';
-import { componentDefaults } from '../../../src/transducers';
 
-const mockCreateSettingEntry = jest.fn();
+
 jest.mock('../../../src/designer/designer', () => {
   return {
     Designer: jest.fn().mockImplementation(() => {
+      const { ComponentActions } = require('../../../src/component-actions');
       return {
         getGlobalComponentActions: () => [],
+        componentActions: new ComponentActions(),
       };
     }),
   };
@@ -126,12 +121,12 @@ describe('组件元数据处理', () => {
     expect(meta.availableActions[1].name).toBe('hide');
     expect(meta.availableActions[2].name).toBe('copy');
 
-    removeBuiltinComponentAction('remove');
+    designer.componentActions.removeBuiltinComponentAction('remove');
     expect(meta.availableActions).toHaveLength(4);
     expect(meta.availableActions[0].name).toBe('hide');
     expect(meta.availableActions[1].name).toBe('copy');
 
-    addBuiltinComponentAction({
+    designer.componentActions.addBuiltinComponentAction({
       name: 'new',
       content: {
         action() {},
@@ -227,17 +222,17 @@ describe('帮助函数', () => {
   });
 
   it('registerMetadataTransducer', () => {
-    expect(getRegisteredMetadataTransducers()).toHaveLength(2);
+    expect(designer.componentActions.getRegisteredMetadataTransducers()).toHaveLength(2);
     // 插入到 legacy-issues 和 component-defaults 的中间
-    registerMetadataTransducer((metadata) => metadata, 3, 'noop');
-    expect(getRegisteredMetadataTransducers()).toHaveLength(3);
+    designer.componentActions.registerMetadataTransducer((metadata) => metadata, 3, 'noop');
+    expect(designer.componentActions.getRegisteredMetadataTransducers()).toHaveLength(3);
 
-    registerMetadataTransducer((metadata) => metadata);
-    expect(getRegisteredMetadataTransducers()).toHaveLength(4);
+    designer.componentActions.registerMetadataTransducer((metadata) => metadata);
+    expect(designer.componentActions.getRegisteredMetadataTransducers()).toHaveLength(4);
   });
 
   it('modifyBuiltinComponentAction', () => {
-    modifyBuiltinComponentAction('copy', (action) => {
+    designer.componentActions.modifyBuiltinComponentAction('copy', (action) => {
       expect(action.name).toBe('copy');
     });
   });

packages/editor-skeleton/src/components/settings/settings-primary-pane.tsx

@@ -69,7 +69,7 @@ export class SettingsPrimaryPane extends Component<{ engineEditor: Editor; confi
     }
 
     const workspace = globalContext.get('workspace');
-    const editor = workspace.isActive ? workspace.window.editor : globalContext.get('editor');
+    const editor = this.props.engineEditor;
     const designer = editor.get('designer');
     const current = designer?.currentSelection?.getNodes()?.[0];
     let node: Node | null = settings.first;

packages/editor-skeleton/src/layouts/workbench.less

@@ -138,6 +138,16 @@ body {
   display: flex;
   flex-direction: column;
   background-color: #edeff3;
+  position: absolute;
+  left: 0;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  z-index: -1;
+
+  &.active {
+    z-index: 999;
+  }
 
   .lc-workbench {
 

packages/editor-skeleton/src/register-defaults.ts

@@ -1,15 +1,23 @@
-import { registerMetadataTransducer } from '@alilc/lowcode-designer';
 import parseJSFunc from './transducers/parse-func';
 import parseProps from './transducers/parse-props';
 import addonCombine from './transducers/addon-combine';
+import { IPublicModelPluginContext } from '@alilc/lowcode-types';
 
-export const registerDefaults = () => {
+export const registerDefaults = (ctx: IPublicModelPluginContext) => {
+  const { material } = ctx;
+  return {
+    init() {
       // parseFunc
-  registerMetadataTransducer(parseJSFunc, 1, 'parse-func');
+      material.registerMetadataTransducer(parseJSFunc, 1, 'parse-func');
 
       // parseProps
-  registerMetadataTransducer(parseProps, 5, 'parse-props');
+      material.registerMetadataTransducer(parseProps, 5, 'parse-props');
 
       // addon/platform custom
-  registerMetadataTransducer(addonCombine, 10, 'combine-props');
+      material.registerMetadataTransducer(addonCombine, 10, 'combine-props');
+    },
+  };
 };
+
+
+registerDefaults.pluginName = '___register_defaults___';

packages/editor-skeleton/src/skeleton.ts

@@ -50,6 +50,8 @@ export class Skeleton {
 
   readonly topArea: Area<DockConfig | DividerConfig | PanelDockConfig | DialogDockConfig>;
 
+  readonly subTopArea: Area<DockConfig | DividerConfig | PanelDockConfig | DialogDockConfig>;
+
   readonly toolbar: Area<DockConfig | DividerConfig | PanelDockConfig | DialogDockConfig>;
 
   readonly leftFixedArea: Area<PanelConfig, Panel>;
@@ -88,6 +90,17 @@ export class Skeleton {
       },
       false,
     );
+    this.subTopArea = new Area(
+      this,
+      'subTopArea',
+      (config) => {
+        if (isWidget(config)) {
+          return config;
+        }
+        return this.createWidget(config);
+      },
+      false,
+    );
     this.toolbar = new Area(
       this,
       'toolbar',
@@ -389,6 +402,8 @@ export class Skeleton {
       case 'topArea':
       case 'top':
         return this.topArea.add(parsedConfig as PanelDockConfig);
+      case 'subTopArea':
+        return this.subTopArea.add(parsedConfig as PanelDockConfig);
       case 'toolbar':
         return this.toolbar.add(parsedConfig as PanelDockConfig);
       case 'mainArea':

packages/engine/src/engine-core.ts

@@ -59,8 +59,6 @@ export * from './modules/skeleton-types';
 export * from './modules/designer-types';
 export * from './modules/lowcode-types';
 
-registerDefaults();
-
 async function registryInnerPlugin(designer: Designer, editor: Editor, plugins: Plugins) {
   // 注册一批内置插件
   await plugins.register(OutlinePlugin, {}, { autoInit: true });
@@ -68,6 +66,7 @@ async function registryInnerPlugin(designer: Designer, editor: Editor, plugins:
   await plugins.register(setterRegistry, {}, { autoInit: true });
   await plugins.register(defaultPanelRegistry(editor));
   await plugins.register(builtinHotkey);
+  await plugins.register(registerDefaults);
 }
 
 const innerWorkspace = new InnerWorkspace(registryInnerPlugin, shellModelFactory);
@@ -82,6 +81,7 @@ editor.set('skeleton' as any, innerSkeleton);
 
 const designer = new Designer({ editor, shellModelFactory });
 editor.set('designer' as any, designer);
+
 const { project: innerProject } = designer;
 
 const innerHotkey = new InnerHotkey();
@@ -195,6 +195,7 @@ export async function init(
       engineContainer,
     );
     innerWorkspace.setActive(true);
+    await innerWorkspace.plugins.init(pluginPreference);
     return;
   }
 

packages/shell/src/api/material.ts

@@ -1,11 +1,6 @@
 import { Editor, globalContext } from '@alilc/lowcode-editor-core';
 import {
   Designer,
-  registerMetadataTransducer,
-  getRegisteredMetadataTransducers,
-  addBuiltinComponentAction,
-  removeBuiltinComponentAction,
-  modifyBuiltinComponentAction,
   isComponentMeta,
 } from '@alilc/lowcode-designer';
 import { IPublicTypeAssetsJson } from '@alilc/lowcode-utils';
@@ -85,20 +80,20 @@ export class Material implements IPublicApiMaterial {
    * @param level
    * @param id
    */
-  registerMetadataTransducer(
+  registerMetadataTransducer = (
     transducer: IPublicTypeMetadataTransducer,
     level?: number,
     id?: string | undefined,
-  ) {
-    registerMetadataTransducer(transducer, level, id);
-  }
+  ) => {
+    this[designerSymbol].componentActions.registerMetadataTransducer(transducer, level, id);
+  };
 
   /**
    * 获取所有物料元数据管道函数
    * @returns
    */
   getRegisteredMetadataTransducers() {
-    return getRegisteredMetadataTransducers();
+    return this[designerSymbol].componentActions.getRegisteredMetadataTransducers();
   }
 
   /**
@@ -147,7 +142,7 @@ export class Material implements IPublicApiMaterial {
    * @param action
    */
   addBuiltinComponentAction(action: IPublicTypeComponentAction) {
-    addBuiltinComponentAction(action);
+    this[designerSymbol].componentActions.addBuiltinComponentAction(action);
   }
 
   /**
@@ -155,7 +150,7 @@ export class Material implements IPublicApiMaterial {
    * @param name
    */
   removeBuiltinComponentAction(name: string) {
-    removeBuiltinComponentAction(name);
+    this[designerSymbol].componentActions.removeBuiltinComponentAction(name);
   }
 
   /**
@@ -164,7 +159,7 @@ export class Material implements IPublicApiMaterial {
    * @param handle
    */
   modifyBuiltinComponentAction(actionName: string, handle: (action: IPublicTypeComponentAction) => void) {
-    modifyBuiltinComponentAction(actionName, handle);
+    this[designerSymbol].componentActions.modifyBuiltinComponentAction(actionName, handle);
   }
 
   /**

packages/shell/src/api/project.ts

@@ -18,14 +18,12 @@ import {
 
 import { DocumentModel } from '../model/document-model';
 import { SimulatorHost } from './simulator-host';
-import { editorSymbol, projectSymbol, simulatorHostSymbol, simulatorRendererSymbol, documentSymbol } from '../symbols';
+import { editorSymbol, projectSymbol, simulatorHostSymbol, documentSymbol } from '../symbols';
 
 const innerProjectSymbol = Symbol('innerProject');
 export class Project implements IPublicApiProject {
-  private readonly [editorSymbol]: IPublicModelEditor;
   private readonly [innerProjectSymbol]: InnerProject;
   private [simulatorHostSymbol]: BuiltinSimulatorHost;
-  private [simulatorRendererSymbol]: any;
   get [projectSymbol](): InnerProject {
     if (this.workspaceMode) {
       return this[innerProjectSymbol];
@@ -38,9 +36,12 @@ export class Project implements IPublicApiProject {
     return this[innerProjectSymbol];
   }
 
+  get [editorSymbol](): IPublicModelEditor {
+    return this[projectSymbol]?.designer.editor;
+  }
+
   constructor(project: InnerProject, public workspaceMode: boolean = false) {
     this[innerProjectSymbol] = project;
-    this[editorSymbol] = project?.designer.editor;
   }
 
   static create(project: InnerProject) {
@@ -201,13 +202,9 @@ export class Project implements IPublicApiProject {
    * 当前 project 的渲染器 ready 事件
    */
   onSimulatorRendererReady(fn: () => void): IPublicTypeDisposable {
-    const offFn = this[projectSymbol].onRendererReady((renderer: any) => {
-      this[simulatorRendererSymbol] = renderer;
+    const offFn = this[projectSymbol].onRendererReady(() => {
       fn();
     });
-    if (this[simulatorRendererSymbol]) {
-      fn();
-    }
     return offFn;
   }
 

packages/shell/src/api/workspace.ts

@@ -1,5 +1,6 @@
 import { IPublicApiWorkspace } from '@alilc/lowcode-types';
 import { Workspace as InnerWorkSpace } from '@alilc/lowcode-workspace';
+import { Plugins } from '@alilc/lowcode-shell';
 import { Window } from '../model/window';
 import { workspaceSymbol } from '../symbols';
 
@@ -21,4 +22,36 @@ export class Workspace implements IPublicApiWorkspace {
   registerResourceType(resourceName: string, resourceType: 'editor', options: any): void {
     this[workspaceSymbol].registerResourceType(resourceName, resourceType, options);
   }
+
+  openEditorWindow(resourceName: string, title: string, viewType?: string) {
+    this[workspaceSymbol].openEditorWindow(resourceName, title, viewType);
+  }
+
+  openEditorWindowById(id: string) {
+    this[workspaceSymbol].openEditorWindowById(id);
+  }
+
+  removeEditorWindow(resourceName: string, title: string) {
+    this[workspaceSymbol].removeEditorWindow(resourceName, title);
+  }
+
+  removeEditorWindowById(id: string) {
+    this[workspaceSymbol].removeEditorWindowById(id);
+  }
+
+  get plugins() {
+    return new Plugins(this[workspaceSymbol].plugins, true);
+  }
+
+  get windows() {
+    return this[workspaceSymbol].windows.map(d => new Window(d));
+  }
+
+  onChangeWindows(fn: () => void) {
+    return this[workspaceSymbol].onChangeWindows(fn);
+  }
+
+  onChangeActiveWindow(fn: () => void) {
+    return this[workspaceSymbol].onChangeActiveWindow(fn);
+  }
 }

packages/shell/src/model/window.ts

@@ -5,6 +5,22 @@ import { EditorWindow } from '@alilc/lowcode-workspace';
 export class Window implements IPublicModelWindow {
   private readonly [windowSymbol]: EditorWindow;
 
+  get id() {
+    return this[windowSymbol].id;
+  }
+
+  get title() {
+    return this[windowSymbol].title;
+  }
+
+  get icon() {
+    return this[windowSymbol].icon;
+  }
+
+  get resourceName() {
+    return this[windowSymbol].resourceName;
+  }
+
   constructor(editorWindow: EditorWindow) {
     this[windowSymbol] = editorWindow;
   }

packages/shell/src/symbols.ts

@@ -21,7 +21,6 @@ export const dragonSymbol = Symbol('dragon');
 export const componentMetaSymbol = Symbol('componentMeta');
 export const dropLocationSymbol = Symbol('dropLocation');
 export const simulatorHostSymbol = Symbol('simulatorHost');
-export const simulatorRendererSymbol = Symbol('simulatorRenderer');
 export const dragObjectSymbol = Symbol('dragObject');
 export const locateEventSymbol = Symbol('locateEvent');
 export const designerCabinSymbol = Symbol('designerCabin');

packages/types/src/shell/api/workspace.ts

@@ -1,5 +1,6 @@
 import { IPublicModelWindow } from '../model';
 import { IPublicResourceOptions } from '../type';
+import { IPublicApiPlugins } from '@alilc/lowcode-types';
 
 export interface IPublicApiWorkspace {
   /** 是否启用 workspace 模式 */
@@ -10,4 +11,21 @@ export interface IPublicApiWorkspace {
 
   /** 注册资源 */
   registerResourceType(resourceName: string, resourceType: 'editor', options: IPublicResourceOptions): void;
+
+  /** 打开视图窗口 */
+  openEditorWindow(resourceName: string, title: string, viewType?: string): void;
+
+  /** 移除窗口 */
+  removeEditorWindow(resourceName: string, title: string): void;
+
+  plugins: IPublicApiPlugins;
+
+  /** 当前设计器的编辑窗口 */
+  windows: IPublicModelWindow[];
+
+  /** 窗口新增/删除的事件 */
+  onChangeWindows: (fn: () => void) => void;
+
+  /** active 窗口变更事件 */
+  onChangeActiveWindow: (fn: () => void) => void;
 }

packages/types/src/shell/model/window.ts

@@ -9,4 +9,13 @@ export interface IPublicModelWindow {
 
   /** 调用当前窗口视图保存钩子 */
   save(): Promise<any>;
+
+  /** 窗口 id */
+  id: string;
+
+  /** 窗口标题 */
+  title?: string;
+
+  /** 窗口资源名字 */
+  resourceName?: string;
 }

packages/types/src/shell/type/resource-options.ts

@@ -1,7 +1,7 @@
 export interface IPublicViewFunctions {
-  /** 视图初始化 */
+  /** 视图初始化钩子 */
   init?: () => Promise<void>;
-  /** 资源保存时调用视图的钩子 */
+  /** 资源保存时，会调用视图的钩子 */
   save?: () => Promise<void>;
 }
 
@@ -20,6 +20,9 @@ export interface IPublicResourceOptions {
   /** 资源描述 */
   description?: string;
 
+  /** 资源 icon 标识 */
+  icon?: React.ReactElement;
+
   /** 默认视图类型 */
   defaultViewType: string;
 
@@ -35,4 +38,7 @@ export interface IPublicResourceOptions {
   import?: (schema: any) => Promise<{
     [viewName: string]: any;
   }>;
+
+  /** 默认标题 */
+  defaultTitle?: string;
 }

packages/types/src/shell/type/widget-config-area.ts

@@ -2,7 +2,7 @@
  * 所有可能的停靠位置
  */
 export type IPublicTypeWidgetConfigArea = 'leftArea' | 'left' | 'rightArea' |
-  'right' | 'topArea' | 'top' |
+  'right' | 'topArea' | 'subTopArea' | 'top' |
   'toolbar' | 'mainArea' | 'main' |
   'center' | 'centerArea' | 'bottomArea' |
   'bottom' | 'leftFixedArea' |

packages/workspace/src/base-context.ts

@@ -33,7 +33,7 @@ import {
   IPublicTypePluginMeta,
 } from '@alilc/lowcode-types';
 import { getLogger } from '@alilc/lowcode-utils';
-import { Workspace as InnerWorkspace } from './index';
+import { Workspace as InnerWorkspace } from './workspace';
 import { EditorWindow } from './editor-window/context';
 
 export class BasicContext {
@@ -51,7 +51,7 @@ export class BasicContext {
   designer: Designer;
   registerInnerPlugins: () => Promise<void>;
   innerSetters: InnerSetters;
-  innerSkeleton: any;
+  innerSkeleton: InnerSkeleton;
   innerHotkey: InnerHotkey;
   innerPlugins: LowCodePluginManager;
   canvas: Canvas;
@@ -65,7 +65,7 @@ export class BasicContext {
     const designer: Designer = new Designer({
       editor,
       viewName,
-      shellModelFactory: innerWorkspace.shellModelFactory,
+      shellModelFactory: innerWorkspace?.shellModelFactory,
     });
     editor.set('designer' as any, designer);
 
@@ -132,7 +132,7 @@ export class BasicContext {
 
     // 注册一批内置插件
     this.registerInnerPlugins = async function registerPlugins() {
-      await innerWorkspace.registryInnerPlugin(designer, editor, plugins);
+      await innerWorkspace?.registryInnerPlugin(designer, editor, plugins);
     };
   }
 }

packages/workspace/src/editor-view/context.ts

@@ -1,7 +1,7 @@
 import { makeObservable, obx } from '@alilc/lowcode-editor-core';
 import { IPublicEditorView, IPublicViewFunctions } from '@alilc/lowcode-types';
 import { flow } from 'mobx';
-import { Workspace as InnerWorkspace } from '../';
+import { Workspace as InnerWorkspace } from '../workspace';
 import { BasicContext } from '../base-context';
 import { EditorWindow } from '../editor-window/context';
 import { getWebviewPlugin } from '../inner-plugins/webview';

packages/workspace/src/editor-view/view.tsx

@@ -1,14 +1,15 @@
-import { observer } from '@alilc/lowcode-editor-core';
+import { BuiltinLoading } from '@alilc/lowcode-designer';
+import { engineConfig, observer } from '@alilc/lowcode-editor-core';
 import {
   Workbench,
 } from '@alilc/lowcode-editor-skeleton';
-import { Component } from 'react';
+import { PureComponent } from 'react';
 import { Context } from './context';
 
 export * from '../base-context';
 
 @observer
-export class EditorView extends Component<{
+export class EditorView extends PureComponent<{
   editorView: Context;
   active: boolean;
 }, any> {
@@ -17,7 +18,8 @@ export class EditorView extends Component<{
     const editorView = this.props.editorView;
     const skeleton = editorView.innerSkeleton;
     if (!editorView.isInit) {
-      return null;
+      const Loading = engineConfig.get('loadingComponent', BuiltinLoading);
+      return <Loading />;
     }
 
     return (

packages/workspace/src/editor-window/context.ts

@@ -1,12 +1,21 @@
+import { uniqueId } from '@alilc/lowcode-utils';
 import { makeObservable, obx } from '@alilc/lowcode-editor-core';
 import { Context } from '../editor-view/context';
-import { Workspace } from '..';
+import { Workspace } from '../workspace';
 import { Resource } from '../resource';
 
 export class EditorWindow {
-  constructor(readonly resource: Resource, readonly workspace: Workspace) {
+  id: string = uniqueId('window');
+  icon: React.ReactElement | undefined;
+
+  constructor(readonly resource: Resource, readonly workspace: Workspace, public title: string | undefined = '') {
     makeObservable(this);
     this.init();
+    this.icon = resource.icon;
+  }
+
+  get resourceName(): string {
+    return this.resource.options.name;
   }
 
   async importSchema(schema: any) {

packages/workspace/src/editor-window/view.tsx

@@ -1,28 +1,35 @@
-import { Component } from 'react';
+import { PureComponent } from 'react';
 import { EditorView } from '../editor-view/view';
-import { observer } from '@alilc/lowcode-editor-core';
+import { engineConfig, observer } from '@alilc/lowcode-editor-core';
 import { EditorWindow } from './context';
+import { BuiltinLoading } from '@alilc/lowcode-designer';
 
 @observer
-export class EditorWindowView extends Component<{
+export class EditorWindowView extends PureComponent<{
   editorWindow: EditorWindow;
+  active: boolean;
 }, any> {
   render() {
-    const { resource, editorView, editorViews } = this.props.editorWindow;
+    const { active } = this.props;
+    const { editorView, editorViews } = this.props.editorWindow;
     if (!editorView) {
-      return null;
-    }
+      const Loading = engineConfig.get('loadingComponent', BuiltinLoading);
       return (
-      <div className="workspace-engine-main">
+        <div className={`workspace-engine-main ${active ? 'active' : ''}`}>
+          <Loading />
+        </div>
+      );
+    }
+
+    return (
+      <div className={`workspace-engine-main ${active ? 'active' : ''}`}>
         {
           Array.from(editorViews.values()).map((editorView: any) => {
             return (
               <EditorView
-                resource={resource}
                 key={editorView.name}
                 active={editorView.active}
                 editorView={editorView}
-                defaultViewType
               />
             );
           })

packages/workspace/src/index.ts

@@ -1,70 +1 @@
-import { Designer } from '@alilc/lowcode-designer';
-import { Editor } from '@alilc/lowcode-editor-core';
-import {
-  Skeleton as InnerSkeleton,
-} from '@alilc/lowcode-editor-skeleton';
-import { Plugins } from '@alilc/lowcode-shell';
-import { IPublicResourceOptions } from '@alilc/lowcode-types';
-import { EditorWindow } from './editor-window/context';
-import { Resource } from './resource';
-
-export { Resource } from './resource';
-export * from './editor-window/context';
-export * from './layouts/workbench';
-
-export class Workspace {
-  readonly editor = new Editor();
-  readonly skeleton = new InnerSkeleton(this.editor);
-
-  constructor(
-    readonly registryInnerPlugin: (designer: Designer, editor: Editor, plugins: Plugins) => Promise<void>,
-    readonly shellModelFactory: any,
-  ) {
-    if (this.defaultResource) {
-      this.window = new EditorWindow(this.defaultResource, this);
-    }
-  }
-
-  private _isActive = false;
-
-  get isActive() {
-    return this._isActive;
-  }
-
-  setActive(value: boolean) {
-    this._isActive = value;
-  }
-
-  editorWindows: [];
-
-  window: EditorWindow;
-
-  private resources: Map<string, Resource> = new Map();
-
-  registerResourceType(resourceName: string, resourceType: 'editor' | 'webview', options: IPublicResourceOptions): void {
-    if (resourceType === 'editor') {
-      const resource = new Resource(options);
-      this.resources.set(resourceName, resource);
-
-      if (!this.window) {
-        this.window = new EditorWindow(this.defaultResource, this);
-      }
-    }
-  }
-
-  get defaultResource() {
-    if (this.resources.size === 1) {
-      return this.resources.values().next().value;
-    }
-
-    return null;
-  }
-
-  removeResourceType(resourceName: string) {
-    if (this.resources.has(resourceName)) {
-      this.resources.delete(resourceName);
-    }
-  }
-
-  openEditorWindow() {}
-}
+export { Workspace } from './workspace';

packages/workspace/src/layouts/left-area.tsx

@@ -7,6 +7,9 @@ import { Area } from '@alilc/lowcode-editor-skeleton';
 export default class LeftArea extends Component<{ area: Area }> {
   render() {
     const { area } = this.props;
+    if (area.isEmpty()) {
+      return null;
+    }
     return (
       <div className={classNames('lc-left-area', {
         'lc-area-visible': area.visible,

packages/workspace/src/layouts/sub-top-area.tsx

@@ -0,0 +1,67 @@
+import { Component, Fragment } from 'react';
+import classNames from 'classnames';
+import { observer } from '@alilc/lowcode-editor-core';
+import { Area } from '@alilc/lowcode-editor-skeleton';
+
+@observer
+export default class SubTopArea extends Component<{ area: Area; itemClassName?: string }> {
+  render() {
+    const { area, itemClassName } = this.props;
+
+    if (area.isEmpty()) {
+      return null;
+    }
+
+    return (
+      <div className={classNames('lc-sub-top-area engine-actionpane', {
+        'lc-area-visible': area.visible,
+      })}
+      >
+        <Contents area={area} itemClassName={itemClassName} />
+      </div>
+    );
+  }
+}
+
+@observer
+class Contents extends Component<{ area: Area; itemClassName?: string }> {
+  render() {
+    const { area, itemClassName } = this.props;
+    const left: any[] = [];
+    const center: any[] = [];
+    const right: any[] = [];
+    area.container.items.slice().sort((a, b) => {
+      const index1 = a.config?.index || 0;
+      const index2 = b.config?.index || 0;
+      return index1 === index2 ? 0 : (index1 > index2 ? 1 : -1);
+    }).forEach(item => {
+      const content = (
+        <div className={itemClassName || ''} key={`top-area-${item.name}`}>
+          {item.content}
+        </div>
+      );
+      if (item.align === 'center') {
+        center.push(content);
+      } else if (item.align === 'left') {
+        left.push(content);
+      } else {
+        right.push(content);
+      }
+    });
+    let children = [];
+    if (left && left.length) {
+      children.push(<div className="lc-sub-top-area-left">{left}</div>);
+    }
+    if (center && center.length) {
+      children.push(<div className="lc-sub-top-area-center">{center}</div>);
+    }
+    if (right && right.length) {
+      children.push(<div className="lc-sub-top-area-right">{right}</div>);
+    }
+    return (
+      <Fragment>
+        {children}
+      </Fragment>
+    );
+  }
+}

packages/workspace/src/layouts/top-area.tsx

@@ -8,7 +8,7 @@ export default class TopArea extends Component<{ area: Area; itemClassName?: str
   render() {
     const { area, itemClassName } = this.props;
 
-    if (!area?.container?.items?.length) {
+    if (area.isEmpty()) {
       return null;
     }
 

packages/workspace/src/layouts/workbench.less

@@ -138,7 +138,7 @@ body {
   display: flex;
   flex-direction: column;
   background-color: #edeff3;
-  .lc-top-area {
+  .lc-top-area, .lc-sub-top-area {
     height: var(--top-area-height);
     background-color: var(--color-pane-background);
     width: 100%;
@@ -150,18 +150,18 @@ body {
       display: flex;
     }
 
-    .lc-top-area-left {
+    .lc-top-area-left, .lc-sub-top-area-left {
       display: flex;
       align-items: center;
     }
 
-    .lc-top-area-center {
+    .lc-top-area-center, .lc-sub-top-area-center {
       flex: 1;
       display: flex;
       justify-content: center;
       margin: 0 8px;
     }
-    .lc-top-area-right {
+    .lc-top-area-right, .lc-sub-top-area-right {
       display: flex;
       align-items: center;
       > * {
@@ -335,6 +335,7 @@ body {
       display: flex;
       flex-direction: column;
       z-index: 10;
+      position: relative;
       .lc-toolbar {
         display: flex;
         height: var(--toolbar-height);
@@ -359,6 +360,12 @@ body {
         }
       }
     }
+
+    .lc-workspace-workbench-window {
+      position: relative;
+      height: 100%;
+    }
+
     .lc-right-area {
       height: 100%;
       width: var(--right-area-width);

packages/workspace/src/layouts/workbench.tsx

@@ -11,10 +11,17 @@ import BottomArea from './bottom-area';
 import './workbench.less';
 import { SkeletonContext } from '../skeleton-context';
 import { EditorConfig, PluginClassSet } from '@alilc/lowcode-types';
-import { Workspace } from '..';
+import { Workspace } from '../workspace';
+import SubTopArea from './sub-top-area';
 
 @observer
-export class Workbench extends Component<{ workspace: Workspace; config?: EditorConfig; components?: PluginClassSet; className?: string; topAreaItemClassName?: string }> {
+export class Workbench extends Component<{
+  workspace: Workspace;
+  config?: EditorConfig;
+  components?: PluginClassSet;
+  className?: string;
+  topAreaItemClassName?: string;
+}> {
   constructor(props: any) {
     super(props);
     const { config, components, workspace } = this.props;
@@ -34,8 +41,20 @@ export class Workbench extends Component<{ workspace: Workspace; config?: Editor
             <LeftFloatPane area={skeleton.leftFloatArea} />
             <LeftFixedPane area={skeleton.leftFixedArea} />
             <div className="lc-workspace-workbench-center">
-              {/* <Toolbar area={skeleton.toolbar} /> */}
-              <EditorWindowView editorWindow={workspace.window} />
+              <>
+                <SubTopArea area={skeleton.subTopArea} itemClassName={topAreaItemClassName} />
+                <div className="lc-workspace-workbench-window">
+                  {
+                    workspace.windows.map(d => (
+                      <EditorWindowView
+                        active={d.id === workspace.window.id}
+                        editorWindow={d}
+                        key={d.id}
+                      />
+                    ))
+                  }
+                </div>
+              </>
               <MainArea area={skeleton.mainArea} />
               <BottomArea area={skeleton.bottomArea} />
             </div>

packages/workspace/src/resource.ts

@@ -19,6 +19,10 @@ export class Resource {
     this.options.init(ctx);
   }
 
+  get icon() {
+    return this.options.icon;
+  }
+
   async import(schema: any) {
     return await this.options.import?.(schema);
   }
@@ -38,4 +42,8 @@ export class Resource {
   async save(value: any) {
     return await this.options.save?.(value);
   }
+
+  get title() {
+    return this.options.defaultTitle;
+  }
 }

packages/workspace/src/workspace.ts

@@ -0,0 +1,169 @@
+import { Designer } from '@alilc/lowcode-designer';
+import { createModuleEventBus, Editor, IEventBus, makeObservable, obx } from '@alilc/lowcode-editor-core';
+import { Plugins } from '@alilc/lowcode-shell';
+import { IPublicApiWorkspace, IPublicResourceOptions } from '@alilc/lowcode-types';
+import { BasicContext } from './base-context';
+import { EditorWindow } from './editor-window/context';
+import { Resource } from './resource';
+
+export { Resource } from './resource';
+export * from './editor-window/context';
+export * from './layouts/workbench';
+
+enum event {
+  ChangeWindow = 'change_window',
+
+  ChangeActiveWindow = 'change_active_window',
+}
+
+export class Workspace implements IPublicApiWorkspace {
+  private context: BasicContext;
+
+  private emitter: IEventBus = createModuleEventBus('workspace');
+
+  get skeleton() {
+    return this.context.innerSkeleton;
+  }
+
+  get plugins() {
+    return this.context.innerPlugins;
+  }
+
+  constructor(
+    readonly registryInnerPlugin: (designer: Designer, editor: Editor, plugins: Plugins) => Promise<void>,
+    readonly shellModelFactory: any,
+  ) {
+    this.init();
+    makeObservable(this);
+  }
+
+  init() {
+    this.initWindow();
+    this.context = new BasicContext(this, '');
+  }
+
+  initWindow() {
+    if (!this.defaultResource) {
+      return;
+    }
+    const title = this.defaultResource.title;
+    this.window = new EditorWindow(this.defaultResource, this, title);
+    this.editorWindowMap.set(this.window.id, this.window);
+    this.windows.push(this.window);
+    this.emitChangeWindow();
+    this.emitChangeActiveWindow();
+  }
+
+
+  private _isActive = false;
+
+  get isActive() {
+    return this._isActive;
+  }
+
+  setActive(value: boolean) {
+    this._isActive = value;
+  }
+
+  windows: EditorWindow[] = [];
+
+  editorWindowMap: Map<string, EditorWindow> = new Map<string, EditorWindow>();
+
+  @obx.ref window: EditorWindow;
+
+  private resources: Map<string, Resource> = new Map();
+
+  async registerResourceType(resourceName: string, resourceType: 'editor' | 'webview', options: IPublicResourceOptions): Promise<void> {
+    if (resourceType === 'editor') {
+      const resource = new Resource(options);
+      this.resources.set(resourceName, resource);
+
+      if (!this.window && this.defaultResource) {
+        this.initWindow();
+      }
+    }
+  }
+
+  get defaultResource(): Resource | null {
+    if (this.resources.size > 1) {
+      return this.resources.values().next().value;
+    }
+
+    return null;
+  }
+
+  removeResourceType(resourceName: string) {
+    if (this.resources.has(resourceName)) {
+      this.resources.delete(resourceName);
+    }
+  }
+
+  removeEditorWindowById(id: string) {
+    const index = this.windows.findIndex(d => (d.id === id));
+    this.remove(index);
+  }
+
+  private remove(index: number) {
+    const window = this.windows[index];
+    this.windows = this.windows.splice(index - 1, 1);
+    if (this.window === window) {
+      this.window = this.windows[index] || this.windows[index + 1] || this.windows[index - 1];
+      this.emitChangeActiveWindow();
+    }
+    this.emitChangeWindow();
+  }
+
+  removeEditorWindow(resourceName: string, title: string) {
+    const index = this.windows.findIndex(d => (d.resourceName === resourceName && d.title));
+    this.remove(index);
+  }
+
+  openEditorWindowById(id: string) {
+    const window = this.editorWindowMap.get(id);
+    if (window) {
+      this.window = window;
+      this.emitChangeActiveWindow();
+    }
+  }
+
+  openEditorWindow(resourceName: string, title: string, viewType?: string) {
+    const resource = this.resources.get(resourceName);
+    if (!resource) {
+      console.error(`${resourceName} is not available`);
+      return;
+    }
+    const filterWindows = this.windows.filter(d => (d.resourceName === resourceName && d.title == title));
+    if (filterWindows && filterWindows.length) {
+      this.window = filterWindows[0];
+      this.emitChangeActiveWindow();
+      return;
+    }
+    this.window = new EditorWindow(resource, this, title);
+    this.windows.push(this.window);
+    this.editorWindowMap.set(this.window.id, this.window);
+    this.emitChangeWindow();
+    this.emitChangeActiveWindow();
+  }
+
+  onChangeWindows(fn: () => void) {
+    this.emitter.on(event.ChangeWindow, fn);
+    return () => {
+      this.emitter.removeListener(event.ChangeWindow, fn);
+    };
+  }
+
+  emitChangeWindow() {
+    this.emitter.emit(event.ChangeWindow);
+  }
+
+  emitChangeActiveWindow() {
+    this.emitter.emit(event.ChangeActiveWindow);
+  }
+
+  onChangeActiveWindow(fn: () => void) {
+    this.emitter.on(event.ChangeActiveWindow, fn);
+    return () => {
+      this.emitter.removeListener(event.ChangeActiveWindow, fn);
+    };
+  }
+}