const renderFooter = (initFoo: WindowFooterFoo, providersBackstage: UiFactoryBackstageProviders) => {
  const updateState = (_comp, data: WindowFooterFoo) => {
    const footerButtons: DialogMemButton[] = Arr.map(data.buttons, (button) => {
      const memButton = Memento.record(makeButton(button, providersBackstage));
      return {
        name: button.name,
        align: button.align,
        memento: memButton
      };
    });

    const lookupByName = (
      compInSystem: AlloyComponent,
      buttonName: string
    ) => lookup(compInSystem, footerButtons, buttonName);

    return Option.some({
      lookupByName,
      footerButtons
    });
  };

  return {
    dom: DomFactory.fromHtml(`<div class="tox-dialog__footer"></div>`),
    components: [ ],
    behaviours: Behaviour.derive([
      Reflecting.config({
        channel: footerChannel,
        initialData: initFoo,
        updateState,
        renderComponents
      })
    ])
  };
};

const validateData = <T>(access: DialogAccess<T>, data) => {
  const root = access.getRoot();
  return Reflecting.getState(root).get().map((dialogState: DialogManager.DialogInit<T>) => {
    return ValueSchema.getOrDie(
      ValueSchema.asRaw('data', dialogState.dataValidator, data)
    );
  }).getOr(data);
};

 withRoot((_) => {
   const body = access.getBody();
   const bodyState = Reflecting.getState(body);
   if (bodyState.get().exists((b) => b.isTabPanel())) {
     Composing.getCurrent(body).each((tabSection) => {
       TabSection.showTab(tabSection, title);
     });
   }
 });

 receiver.map((r) => {
   return Reflecting.config({
     channel: r,
     initialData: { icon, text },
     renderComponents: (data, _state) => {
       return componentRenderPipeline([
         data.icon.map((iconName) => renderIconFromPack(getIconName(iconName), providersBackstage.icons)),
         data.text.map((text) => renderLabel(text, ToolbarButtonClasses.Button, providersBackstage))
       ]);
     }
   });
 }).toArray()

const renderBody = (foo: WindowBodyFoo, id: Option<string>, backstage: UiFactoryBackstage, ariaAttrs: boolean): AlloySpec => {
  const renderComponents = (incoming: WindowBodyFoo) => {
    switch (incoming.body.type) {
      case 'tabpanel': {
        return [
          renderTabPanel({
            tabs: incoming.body.tabs
          }, backstage)
        ];
      }

      default: {
        return [
          renderBodyPanel({
            items: incoming.body.items
          }, backstage)
        ];
      }
    }
  };

  const updateState = (_comp, incoming: WindowBodyFoo) => {
    return Option.some({
      isTabPanel: () => incoming.body.type === 'tabpanel'
    });
  };

  const ariaAttributes = {
    'aria-live': 'polite'
  };

  return {
    dom: {
      tag: 'div',
      classes: [ 'tox-dialog__content-js' ],
      attributes: {
        ...id.map((x): {id?: string} => ({id: x})).getOr({}),
        ...ariaAttrs ? ariaAttributes : {}
      }
    },
    components: [ ],
    behaviours: Behaviour.derive([
      ComposingConfigs.childAt(0),
      Reflecting.config({
        channel: bodyChannel,
        updateState,
        renderComponents,
        initialData: foo
      })
    ])
  };
};

const renderTitle = (foo: WindowHeaderFoo, id: Option<string>, providersBackstage: UiFactoryBackstageProviders): AlloySpec => {
  const renderComponents = (data: WindowHeaderFoo) => [ GuiFactory.text(providersBackstage.translate(data.title)) ];

  return {
    dom: {
      tag: 'div',
      classes: [ 'tox-dialog__title' ],
      attributes: {
        ...id.map((x) => ({id: x}) as {id?: string}).getOr({})
      }
    },
    components: renderComponents(foo),
    behaviours: Behaviour.derive([
      Reflecting.config({
        channel: titleChannel,
        renderComponents
      })
    ])
  };
};

const renderInlineDialog = <T>(dialogInit: DialogManager.DialogInit<T>, extra: WindowExtra<T>, backstage: UiFactoryBackstage, ariaAttrs: boolean) => {
  const dialogLabelId = Id.generate('dialog-label');
  const dialogContentId = Id.generate('dialog-content');

  const updateState = (_comp, incoming: DialogManager.DialogInit<T>) => {
    return Option.some(incoming);
  };

  const memHeader = Memento.record(
    renderInlineHeader({
      title: dialogInit.internalDialog.title,
      draggable: true
    }, dialogLabelId, backstage.shared.providers) as SimpleSpec
  );

  const memBody = Memento.record(
    renderInlineBody({
      body: dialogInit.internalDialog.body
    }, dialogContentId, backstage, ariaAttrs) as SimpleSpec
  );

  const memFooter = Memento.record(
    renderInlineFooter({
      buttons: dialogInit.internalDialog.buttons
    }, backstage.shared.providers)
  );

  const dialogEvents = SilverDialogEvents.initDialog(
    () => instanceApi,
    {
      // TODO: Implement block and unblock for inline dialogs
      onBlock: () => { },
      onUnblock: () => { },
      onClose: () => extra.closeWindow()
    }
  );

  // TODO: Disable while validating?
  const dialog = GuiFactory.build({
    dom: {
      tag: 'div',
      classes: [ 'tox-dialog' ],
      attributes: {
        role: 'dialog',
        ['aria-labelledby']: dialogLabelId,
        ['aria-describedby']: `${dialogContentId}`,
      }
    },
    eventOrder: {
      [SystemEvents.receive()]: [ Reflecting.name(), Receiving.name() ],
      [SystemEvents.execute()]: ['execute-on-form'],
      [SystemEvents.attachedToDom()]: ['reflecting', 'execute-on-form']
    },

    // Dupe with SilverDialog.
    behaviours: Behaviour.derive([
      Keying.config({
        mode: 'cyclic',
        onEscape: (c) => {
          AlloyTriggers.emit(c, formCloseEvent);
          return Option.some(true);
        },
        useTabstopAt: (elem) => {
          return !NavigableObject.isPseudoStop(elem) && (
            Node.name(elem) !== 'button' || Attr.get(elem, 'disabled') !== 'disabled'
          );
        }
      }),
      Reflecting.config({
        channel: dialogChannel,
        updateState,
        initialData: dialogInit
      }),
      AddEventsBehaviour.config(
        'execute-on-form',
        dialogEvents
      ),
      RepresentingConfigs.memory({ })
    ]),

    components: [
      memHeader.asSpec(),
      memBody.asSpec(),
      memFooter.asSpec()
    ]
  });

  // TODO: Clean up the dupe between this (InlineDialog) and SilverDialog
  const instanceApi = getDialogApi<T>({
    getRoot: () => dialog,
    getFooter: () => memFooter.get(dialog),
    getBody: () => memBody.get(dialog),
    getFormWrapper: () => {
      const body = memBody.get(dialog);
      return Composing.getCurrent(body).getOr(body);
    }
  }, extra.redial);

  return {
    dialog,
//.........这里部分代码省略.........

const renderModalDialog = (spec: DialogSpec, initialData, dialogEvents: AlloyEvents.AlloyEventKeyAndHandler<any>[], backstage: UiFactoryBackstage) => {
  const updateState = (_comp, incoming) => {
    return Option.some(incoming);
  };

  return GuiFactory.build(
    ModalDialog.sketch({
      lazySink: backstage.shared.getSink,
      // TODO: Disable while validating
      onEscape(c) {
        AlloyTriggers.emit(c, formCancelEvent);
        return Option.some(true);
      },

      useTabstopAt: (elem) => {
        return !NavigableObject.isPseudoStop(elem) && (
          Node.name(elem) !== 'button' || Attr.get(elem, 'disabled') !== 'disabled'
        );
      },

      modalBehaviours: Behaviour.derive([
        Reflecting.config({
          channel: dialogChannel,
          updateState,
          initialData
        }),
        RepresentingConfigs.memory({ }),
        Focusing.config({}),
        AddEventsBehaviour.config('execute-on-form', dialogEvents.concat([
          AlloyEvents.runOnSource(NativeEvents.focusin(), (comp, se) => {
            Keying.focusIn(comp);
          })
        ])),
        AddEventsBehaviour.config('scroll-lock', [
          AlloyEvents.runOnAttached(() => {
            Class.add(Body.body(), 'tox-dialog__disable-scroll');
          }),
          AlloyEvents.runOnDetached(() => {
            Class.remove(Body.body(), 'tox-dialog__disable-scroll');
          }),
        ]),
        ...spec.extraBehaviours
      ]),

      eventOrder: {
        [SystemEvents.execute()]: [ 'execute-on-form' ],
        [SystemEvents.receive()]: [ 'reflecting', 'receiving' ],
        [SystemEvents.attachedToDom()]: [ 'scroll-lock', 'reflecting', 'messages', 'execute-on-form', 'alloy.base.behaviour' ],
        [SystemEvents.detachedFromDom()]: [ 'alloy.base.behaviour', 'execute-on-form', 'messages', 'reflecting', 'scroll-lock' ],
      },

      dom: {
        tag: 'div',
        classes: [ 'tox-dialog' ].concat(spec.extraClasses),
        styles: {
          position: 'relative',
          ...spec.extraStyles
        }
      },
      components: [
        spec.header,
        spec.body,
        ...spec.footer.toArray()
      ],
      dragBlockClass: 'tox-dialog-wrap',
      parts: {
        blocker: {
          dom: DomFactory.fromHtml('<div class="tox-dialog-wrap"></div>'),
          components: [
            {
              dom: {
                tag: 'div',
                classes: [ 'tox-dialog-wrap__backdrop' ]
              }
            }
          ]
        }
      }
    })
  );
};

 const withSpec = (c: AlloyComponent, f: (spec: Types.Dialog.Dialog<T>, c: AlloyComponent) => void): void => {
   Reflecting.getState(c).get().each((currentDialogInit: DialogManager.DialogInit<T>) => {
     f(currentDialogInit.internalDialog, c);
   });
 };