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/*** Author:xiaojiang* create_time: 2012-06-01* reason: 通用curd 方法* */
Ext.define("App.util.CommonDoActionUtil",{/*** Form添加信息   合并insert 和 update 功能* @parse  form  {}     对应form * @parse  parse {}*   parse.grid      {}       要刷新的grid*   parse.pk        string   对应form的主键ID 默认为id*   parse.callback  function 执行后的回调函数* */doInsert:function(form,parseObj){if(!form){alert("Invalid arguments");return;}_form = form.getForm();if (_form.isValid()) {var pk = parseObj.pk || 'id';     //取得对应主键var type = form.getValues()[pk] ? 'update' :'insert';var url  = parseObj.grid.getStore().getProxy().api[type];if(url == undefined) {console.dir('Invalid url'); return;}form.submit({url: url,submitEmptyText: false,waitMsg: '提交...',success: function(form, action) {var ret = eval('('+action.response.responseText+')');Ext.Msg.alert('提示', ret.message);form.reset();if(parseObj.grid != undefined) parseObj.grid.store.load();if(typeof (parseObj.callback) == 'function') parseObj.callback(_form); //调用回调函数
                },failure: function(form, action) {var ret = eval('('+action.response.responseText+')');Ext.Msg.alert('提示', ret.message);}});}},// -- grid begin --/*** 删除grid 选择信息* @parse {}     对应grid* @parse {*     .pk        string   对应form的主键ID 默认为id*     .Msg       1 是否 不显示弹出信息* }* */doDelete:function(grid,ParseObj){if(!grid){alert("Invalid arguments");return;}var pk  = (ParseObj !=undefined && ParseObj.pk) ? ParseObj.pk : 'id';         //取得对应主键var Msg = (ParseObj !=undefined && ParseObj.Msg != undefined) ? ParseObj.Msg : '确定要删除此记录吗';        var store = grid.getStore();   //得到数据集合var records = grid.getSelectionModel().getSelection();var data = [];var Parse = {};Ext.Array.each(records,function(model){data.push(model.get(pk));});Parse[pk] = data.join(",");     //存入参数if(data.length > 0){if(Msg){               //判断是否需要弹出确认框Ext.MessageBox.confirm("提示",Msg,function(btn){if(btn == 'yes'){Ext.Ajax.request({url:store.getProxy().api['remove'],params:Parse,timeout:4000,success:function(response,opts){var ret = eval("("+response.responseText+")");Ext.Msg.alert("提示", ret.message);grid.store.load();}})}});}else{Ext.Ajax.request({url:store.getProxy().api['remove'],params:Parse,timeout:4000,success:function(response,opts){var ret = eval("("+response.responseText+")");Ext.Msg.alert("提示", ret.message);grid.store.load();}})    //待优化
            }}else{Ext.Msg.alert("提示", "请选择一条信息");}},/*** 树形删除操作* @param {}      Tree   要操作的树* @param string  pkv      唯一标识值* @param string  pk      唯一标识pk*/doDeleteT: function(Tree,pkv,pk,callback){if(!Tree || !pkv) return;var me = this, param ={},url = Tree.getStore().getProxy().api['remove'];   //得到数据集合param[pk] = pkv;              //设置参数
        Ext.Ajax.request({url: url,params: param,success: function(response , opt){var node = me.getNodeByPk(Tree,pkv,pk);var parentNode = node.parentNode;try{if(parentNode){parentNode.removeChild(node);if(!parentNode.getChildAt(0)){parentNode.data['leaf'] = true;parentNode.updateInfo({leaf:true});}}}catch(e){console.log(e);}if(typeof(callback) == 'function') callback(response);  //执行回调函数var ret = eval("("+response.responseText+")");Ext.Msg.alert("提示",ret.message);}});},/*** 树形维护插入/更新操作* @param {} tree* @param {*    pk      : 主键id*    pid     : 父级标识(pid)*    param   : 插入/更细数据*    callback: 回调函数(插入成功后的id)* }*/doInsertT: function(tree,paramObj){var me = this;if(!tree){alert("参数传递不正确");return;}var pk     = paramObj.pk || 'id',parseObj = paramObj.param;     //取得对应主键var type   = parseObj[pk] ? 'update' :'insert';                 //更新/插入数据
             Ext.Ajax.request({url: tree.getStore().getProxy().api[type],params:parseObj,submitEmptyText: false,waitMsg: '提交...',success: function(res, action) {var ret = eval('('+res.responseText+')');var ret_arr = ret.message.split('-');if('update' == type){var Node =  me.getNodeByPk(tree,parseObj[pk],pk);var _Node = Node;_Node.data = Ext.apply(_Node.data,parseObj);Node.parentNode.replaceChild(_Node,Node);     //更新节点}else if('insert' == type){var pid  = paramObj.pid || 'pid' ,pidVal = parseObj[pid];var parentNode = me.getNodeByPk(tree,pidVal,pk);var resObj = Ext.applyIf({id  : ret_arr[1],text:parseObj["text"],leaf:true},parseObj);if(resObj[pk] == '') resObj[pk] = ret_arr[1]; // 当主键为返回型时if(parentNode){                               // 判断是否有父级节点                      try{parentNode.data['leaf'] = false;parentNode.updateInfo();//设置为parentNode 添加元素
                                    parentNode.appendChild(resObj);parentNode.expand();}catch(e){console.dir(e);}                     }else{                                        //无父节点  ,即为根节点var rootNode = tree.getStore().getRootNode();rootNode.appendChild(resObj);}}Ext.Msg.alert('提示', ret_arr[0]);if(typeof (paramObj.callback) == 'function') paramObj.callback(ret_arr[1]); //调用回调函数
                    },failure: function(form, action) {var ret = eval('('+action.response.responseText+')');Ext.Msg.alert('提示', ret.message);}});},/*** 通过主键获取Node* @param {}       treeObj* @param string   pkv    主键值* @param string   pk     主键标识*/getNodeByPk:function(tree,pkv,pk){if('id' == pk){           //默认pkvar Node = tree.getStore().getNodeById(pkv);  }else{                    //若不是id则循环查找节点for(i in tree.getStore().tree.nodeHash){if(pkv ==  tree.getStore().tree.nodeHash[i].data[pk]){Node = tree.getStore().tree.nodeHash[i];break;}}}return Node;}});</script>

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//在controller 的init 方法里添加
    var me = this;me.DoAction = Ext.create('App.util.CommonDoActionUtil');//加载通用CURD
//在对应的方法中调用'userListX button[id=delUser]':{click:function(o){var grid = o.ownerCt.ownerCt;me.DoAction.doDelete(grid);}} //删除用户
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