box-client/assets/script/app/utils/MultipleViewData.js

cc.Class({
    initRoot (rootNode) {
        this.rootNode = rootNode;
        this.views = [];
        this.curViewType = null
        return this;
    },

    addViewData(viewType) {
        this.views.push({type:viewType, view:null, initing:false})
    },

    createOrShowView(type, parent) {
        let viewData = this.views[type]
        for (let vd of this.views) {
            if (vd.view == null) {
                continue
            }
            vd.view.active = false;
        }

        if (viewData.initing) {
            return
        }

        if (viewData.view != null) {
            viewData.view.active = true;
            return
        }

        viewData.initing = true
        let self = this
        this.rootNode.createComponent(viewData.type, parent, null, function(node, status) {
            if (status != 'ok') {
                return
            }

            viewData.view = node
            viewData.initing = false
            node.active = self.curViewType == type
        })
    }
})