Pull request #2299: KERNEL-8279 feat：嵌套路由可以渲染到子层级

Merge in VISUAL/fineui from ~GUYI/fineui:master to master

* commit 'c71ea4c6bc595a0efebb54feae7c3d56468748c3':
  KERNEL-8279  feat：嵌套路由可以渲染到子层级

demo/app.js

@@ -40,7 +40,7 @@ BI.$(function () {
                     height: 100
                 }, {
                     type: "bi.router_view",
-                    name: 'home',
+                    name: 'tool-buttons',
                     deps: 1
                 }]
             });
@@ -49,12 +49,6 @@ BI.$(function () {
             path: '',
             components: {
                 default: function () {
-                    return Promise.resolve({
-                        type: "bi.label",
-                        text: 'default'
-                    });
-                },
-                home: function () {
                     return Promise.resolve({
                         type: "bi.label",
                         text: 'home'
@@ -73,11 +67,19 @@ BI.$(function () {
         }, {
             name: 'tables',
             path: 'tables/:id',
-            component: function () {
-                return Promise.resolve({
-                    type: "bi.label",
-                    text: 'tables'
-                });
+            components: {
+                default: function () {
+                    return Promise.resolve({
+                        type: "bi.label",
+                        text: 'table-view'
+                    });
+                },
+                "tool-buttons": function () {
+                    return Promise.resolve({
+                        type: "bi.label",
+                        text: '预览按钮',
+                    });
+                },
             }
         }]
     }];

dist/router.js

@@ -3147,6 +3147,7 @@
   
     BI.RouterView = BI.inherit(BI.Widget, {
       props: {
+        baseCls: 'bi-router-view',
         deps: 0,
         name: 'default'
       },
@@ -3168,6 +3169,8 @@
             self.tab.setSelect(matchedPath || "/");
           }
         });
+        // "bi.router_view"是由"bi.tab"实现的，cardCreator是一个异步过程，在"bi.router_view"创建之前，cbs里不会有创建子组件的方法，在初始化路由时，没法直接渲染到子组件，所以这里手动加了一次调用
+        this._callbackListener();
       },
       render: function () {
         var self = this, o = this.options;