added closure

src/core/kityminder.js

 var KityMinder = km.KityMinder = kity.createClass("KityMinder", {
-
     constructor: function (id, option) {
         // 初始化
         this._initMinder(id, option || {});
@@ -19,26 +18,31 @@ var KityMinder = km.KityMinder = kity.createClass("KityMinder", {
     }
 });
 
-// 模块注册
-KityMinder.registerModule = function( name, module ) {
+//模块注册&暴露模块接口
+(function(){
+    var _modules = {};
+    KityMinder.registerModule = function( name, module ) {
         //初始化模块列表
-    this._modules = this._modules||{};
-    this._modules[name] = module;
-};
+        _modules[name] = module;
+    };
+    KityMinder.getModules = function(){
+        return _modules;
+    };
+})();
 
 // 模块维护
-kity.extendClass(KityMinder, {
+kity.extendClass(KityMinder, (function(){
+    var _commands = {};//command池子
+    var _query = {};//query池子
+        
+    return {
         _initModules: function() {
-        var me = this;
-        me.commands = {};//command池子
-        me._query = {};//query池子
-        me.actions = [];//操作记录栈
-        var _modules = KityMinder._modules;
+            var _modules = KityMinder.getModules();
             if(_modules){
+                var me = this;
                 for(var key in _modules){
                     //执行模块初始化，抛出后续处理对象
-                var moduleDeals =
-                    _modules[key].call(me);
+                    var moduleDeals = _modules[key].call(me);
                     console.log(moduleDeals);
 
                     if(moduleDeals.ready)
@@ -50,7 +54,7 @@ kity.extendClass(KityMinder, {
                     var moduleDealsCommands = moduleDeals.commands;
                     if(moduleDealsCommands){
                         for(var _keyC in moduleDealsCommands){
-                        me.commands[_keyC] = moduleDealsCommands[_keyC];
+                            _commands[_keyC] = moduleDealsCommands[_keyC];
                         }
                     }
                         
@@ -68,8 +72,47 @@ kity.extendClass(KityMinder, {
 
                 }
             }
+        },
+        execCommand: function( name ) {
+            var _action = new _commands[name]();
+            console.log(_action);
+            var args = arguments;
+            args[0] = this;
+            if(_action.execute){
+                _action.fire("beforecommand");
+                _action.on("precommand",function(e){
+                    _action.execute.apply(null,args);
+                    _action.fire("command");
+                });
+            }
+        },
+
+        queryCommandState: function( name ) {
+            if(!_commands[name]){return false;}
+            if(!_query[name]){
+                _query[name] = new _commands[name]();
+            }
+            if(_query[name].queryState){
+                return _query[name].queryState(this);
+            } else {
+                return 0;
+            }
+        },
+
+        queryCommandValue: function( name ) {
+            if(!_commands[name]){return false;}
+            if(!_query[name]){
+                _query[name] = new _commands[name]();
+            }
+            if(_query[name].queryValue){
+                return _query[name].queryValue(this);
+            } else {
+                return 0;
             }
-});
+            
+        }
+    };
+})());
 
 // 节点控制
 kity.extendClass(KityMinder, {
@@ -143,44 +186,6 @@ kity.extendClass(KityMinder, {
     }
 });
 
-// 命令机制
-kity.extendClass(KityMinder, {
-    execCommand: function( name ) {
-        var _action = new this.commands[name]();
-        console.log(_action);
-        var args = arguments;
-        args[0] = this;
-        if(_action.execute){
-            _action.execute.apply(null,args);
-        }
-        this.actions.push(_action);
-    },
-
-    queryCommandState: function( name ) {
-        if(!this.commands[name]){return false;}
-        if(!this._query[name]){
-            this._query[name] = new this.commands[name]();
-        }
-        if(this._query[name].queryState){
-            return this._query[name].queryState(this);
-        } else {
-            return 0;
-        }
-    },
-
-    queryCommandValue: function( name ) {
-        if(!this.commands[name]){return false;}
-        if(!this._query[name]){
-            this._query[name] = new this.commands[name]();
-        }
-        if(this._query[name].queryValue){
-            return this._query[name].queryValue(this);
-        } else {
-            return 0;
-        }
-        
-    }
-});
 
 // 导入导出
 kity.extendClass(KityMinder, {