worker模式

dist/fix/worker.compact.js

@@ -8,6 +8,10 @@
         if (init) {
             return init;
         }
+        // 开启Worker模式
+        BI.config("bi.provider.system", function (provider) {
+            provider.setWorkerMode(true);
+        });
         var _init = BI.Widget.prototype._init;
         BI.Widget.prototype._init = function () {
             this.$destroyWorker = createWorker.call(this);
@@ -32,7 +36,7 @@
             }
         };
         BI.Widget.prototype._initRender = function () {
-            if (this._worker) {
+            if (WORKER && this._worker) {
                 this.__asking = true;
                 this.__async = true;
             } else {
@@ -52,7 +56,11 @@
         init = postMessage;
         return postMessage;
     };
+
     BI.useWorker = function (wk) {
+        if (!_global.Worker || !_global.Proxy) {
+            return;
+        }
         var postMessage = enableWorker();
         WORKER = wk;
         if (WORKER) {

src/core/4.widget.js

@@ -326,7 +326,9 @@
         _initElement: function () {
             var self = this;
             this.__isMounting = true;
-            var render = BI.isFunction(this.options.render) ? this.options.render : this.render;
+            // 当开启worker模式时，可以通过$render来实现另一种效果
+            var workerMode = BI.Providers.getProvider("bi.provider.system").getWorkerMode();
+            var render = BI.isFunction(this.options.render) ? this.options.render : (workerMode ? (this.$render || this.render) : this.render);
             var els = render && render.call(this);
             els = BI.Plugin.getRender(this.options.type, els);
             if (BI.isPlainObject(els)) {

src/core/system.js

@@ -8,6 +8,7 @@
     var system = {
         dependencies: {},
         responsiveMode: false,
+        workerMode: false,
         size: { // 尺寸
             TOOL_BAR_HEIGHT: 24,
             LIST_ITEM_HEIGHT: 24,
@@ -28,6 +29,10 @@
             system.responsiveMode = !!mode;
         };
 
+        this.setWorkerMode = function (mode) {
+            system.workerMode = !!mode;
+        };
+
         this.addDependency = function (moduleId, minVersion, maxVersion) {
             system.dependencies[moduleId] = {
                 min: minVersion,
@@ -50,6 +55,10 @@
                     return system.responsiveMode;
                 },
 
+                getWorkerMode: function () {
+                    return system.workerMode;
+                },
+
                 getDependencies: function () {
                     return system.dependencies;
                 }

src/core/worker.js

@@ -1,6 +1,10 @@
 !(function () {
     BI.useInWorker = function () {
         function createWatcher (model, keyOrFn, cb, options) {
+            if (BI.isPlainObject(cb)) {
+                options = cb;
+                cb = cb.handler;
+            }
             options = options || {};
             return Fix.watch(model, keyOrFn, cb, BI.extend(options, {
                 store: model