1 files changed, 103 insertions, 0 deletions
diff --git a/deprecated-workflow-designer/sdc-workflow-designer-ui/src/app/paletx/plx-modal/modal-stack.ts b/deprecated-workflow-designer/sdc-workflow-designer-ui/src/app/paletx/plx-modal/modal-stack.ts
new file mode 100644
index 00000000..37f5b171
--- /dev/null
+++ b/deprecated-workflow-designer/sdc-workflow-designer-ui/src/app/paletx/plx-modal/modal-stack.ts
@@ -0,0 +1,103 @@
+import {
+    ApplicationRef,
+    Injectable,
+    Injector,
+    ReflectiveInjector,
+    ComponentFactory,
+    ComponentFactoryResolver,
+    ComponentRef,
+    TemplateRef
+} from '@angular/core';
+
+import {ContentRef} from '../util/popup';
+import {isDefined, isString} from '../util/util';
+
+import {PlxModalBackdrop} from './modal-backdrop';
+import {PlxModalWindow} from './modal-window';
+import {PlxActiveModal, PlxModalRef} from './modal-ref';
+
+@Injectable()
+export class PlxModalStack {
+    private _backdropFactory: ComponentFactory<PlxModalBackdrop>;
+    private _windowFactory: ComponentFactory<PlxModalWindow>;
+
+    constructor(private _applicationRef: ApplicationRef, private _injector: Injector,
+                private _componentFactoryResolver: ComponentFactoryResolver) {
+        this._backdropFactory = _componentFactoryResolver.resolveComponentFactory(PlxModalBackdrop);
+        this._windowFactory = _componentFactoryResolver.resolveComponentFactory(PlxModalWindow);
+    }
+
+    public open(moduleCFR: ComponentFactoryResolver, contentInjector: Injector, content: any, options): PlxModalRef {
+        const containerSelector = options.container || 'body';
+        const containerEl = document.querySelector(containerSelector);// 默认获取到body的DOM
+
+        if (!containerEl) {
+            throw new Error(`The specified modal container "${containerSelector}" was not found in the DOM.`);
+        }
+
+        const activeModal = new PlxActiveModal();
+        const contentRef = this._getContentRef(moduleCFR, contentInjector, content, activeModal);
+
+        let windowCmptRef: ComponentRef<PlxModalWindow>;
+        let backdropCmptRef: ComponentRef<PlxModalBackdrop>;
+        let ngbModalRef: PlxModalRef;
+
+
+        if (options.backdrop !== false) {
+            backdropCmptRef = this._backdropFactory.create(this._injector);
+            this._applicationRef.attachView(backdropCmptRef.hostView);
+            containerEl.appendChild(backdropCmptRef.location.nativeElement);
+        }
+        windowCmptRef = this._windowFactory.create(this._injector, contentRef.nodes);
+
+        /**
+         * Attaches a view so that it will be dirty checked.
+         * The view will be automatically detached when it is destroyed.
+         * This will throw if the view is already attached to a ViewContainer.
+         */
+        this._applicationRef.attachView(windowCmptRef.hostView);
+
+        containerEl.appendChild(windowCmptRef.location.nativeElement);
+
+        ngbModalRef = new PlxModalRef(windowCmptRef, contentRef, backdropCmptRef);
+
+        activeModal.close = (result: any) => {
+            ngbModalRef.close(result);
+        };
+        activeModal.dismiss = (reason: any) => {
+            ngbModalRef.dismiss(reason);
+        };
+
+        this._applyWindowOptions(windowCmptRef.instance, options);
+
+        return ngbModalRef;
+    }
+
+    private _applyWindowOptions(windowInstance: PlxModalWindow, options: Object): void {
+        ['backdrop', 'keyboard', 'size', 'windowClass'].forEach((optionName: string) => {
+            if (isDefined(options[optionName])) {
+                windowInstance[optionName] = options[optionName];
+            }
+        });
+    }
+
+    private _getContentRef(moduleCFR: ComponentFactoryResolver, contentInjector: Injector, content: any,
+                           context: PlxActiveModal): ContentRef {
+        if (!content) {
+            return new ContentRef([]);
+        } else if (content instanceof TemplateRef) {
+            const viewRef = content.createEmbeddedView(context);
+            this._applicationRef.attachView(viewRef);
+            return new ContentRef([viewRef.rootNodes], viewRef);
+        } else if (isString(content)) {
+            return new ContentRef([[document.createTextNode(`${content}`)]]);
+        } else {
+            const contentCmptFactory = moduleCFR.resolveComponentFactory(content);
+            const modalContentInjector =
+                ReflectiveInjector.resolveAndCreate([{provide: PlxActiveModal, useValue: context}], contentInjector);
+            const componentRef = contentCmptFactory.create(modalContentInjector);
+            this._applicationRef.attachView(componentRef.hostView);
+            return new ContentRef([[componentRef.location.nativeElement]], componentRef.hostView, componentRef);
+        }
+    }
+}