var store = new FMP.AspNetJsonStore({
fields: [
{ name: 'AssetID' },
{ name: 'AssociationID' },
{ name: 'Image' },
{ name: 'StatusName' },
{ name: 'ModelName' },
{ name: 'IPAddress' },
{ name: 'InScope', type: 'boolean' },
{ name: 'ServicePlanName' },
{ name: 'PricePlanName' },
{ name: 'PricePlanDescription' },
{ name: 'Program' },
{ name: 'ServicePlanID' },
{ name: 'Customer' },
{ name: 'Black', type: 'float' },
{ name: 'Cyan', type: 'float' },
{ name: 'Magenta', type: 'float' },
{ name: 'Yellow', type: 'float' },
{ name: 'BlackPct' },
{ name: 'CyanPct' },
{ name: 'MagentaPct' },
{ name: 'YellowPct' },
{ name: 'PrinterMarkerSupplies' },
{ name: 'PageCount' },
{ name: 'BlackImpressions' },
{ name: 'ColorImpressions' },
{ name: 'PricePlanID' },
{ name: 'ResponsibilityForAction' },
{ name: 'PrinterSerialNumber' }
],
totalProperty: "TotalCount",
autoLoad: { params: { start: 0, limit: myPageSize} },
//autoLoad: true,
proxy: new Ext.data.HttpProxy({
// Call web service method using GET syntax
url: 'GetPrintersGrid.asmx/buildGrid',
// Ask for Json response
headers: { 'Content-type': 'application/json' },
method: "GET"
}),
remoteSort: true,
//sortInfo: { field: 'PageCount', direction: "DESC" },
groupField: 'Customer',
root: 'Records'
});
store.setDefaultSort('PageCount', 'DESC');
我正在使用web服務對此進行排序。在網格面板中排序
我得到一個錯誤
{"Message":"Invalid JSON primitive: DESC.","StackTrace":" at System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializePrimitiveObject()\r\n at System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializeInternal(Int32 depth)\r\n at System.Web.Script.Serialization.JavaScriptObjectDeserializer.BasicDeserialize(String input, Int32 depthLimit, JavaScriptSerializer serializer)\r\n at System.Web.Script.Serialization.JavaScriptSerializer.Deserialize(JavaScriptSerializer serializer, String input, Type type, Int32 depthLimit)\r\n at System.Web.Script.Services.RestHandler.GetRawParamsFromGetRequest(HttpContext context, JavaScriptSerializer serializer, WebServiceMethodData methodData)\r\n at System.Web.Script.Services.RestHandler.GetRawParams(WebServiceMethodData methodData, HttpContext context)\r\n at System.Web.Script.Services.RestHandler.ExecuteWebServiceCall(HttpContext context, WebServiceMethodData methodData)","ExceptionType":"System.ArgumentException"}
誰能幫助我在這個問題上
我使用Ext.ux.AspWebServiceProxy類,並應用於store.Also這個代理類中定義的Web服務scriptmanager代理中的用戶控件 Iam使用以下示例作爲參考時出現GetPrintersGrid未定義的錯誤。
http://osman.in/aspnet/using-extjs-grid-with-aspnet-ajax-wcf-webservices-c/
能否請你幫我在這個問題上。
/// <reference path="ExtJS/ext-all.js" />
Ext.namespace('Ext.ux');
Ext.ux.AspWebServiceProxy = function(conn)
{
Ext.ux.AspWebServiceProxy.superclass.constructor.call(this);
Ext.apply(this, conn);
};
Ext.extend(Ext.ux.AspWebServiceProxy, Ext.data.DataProxy,
{
load : function (params, reader, callback, scope, arg)
{
var userContext = {
callback: callback,
reader: reader,
arg: arg,
scope: scope
};
var proxyWrapper = this;
//Handles the response we get back from the web service call
var webServiceCallback = function(response, context, methodName)
{
proxyWrapper.loadResponse(response, userContext, methodName);
}
var serviceParams = [];
//Convert the params into an array of values so that they can be used in the call (note assumes that the properties on the object are in the correct order)
for (var property in params)
{
serviceParams.push(params[property]);
}
//Add the webservice callback handlers
serviceParams.push(webServiceCallback);
serviceParams.push(this.handleErrorResponse);
//Make the actual ASP.Net web service call
this.webServiceProxyMethod.apply(this.webServiceProxy, serviceParams);
},
handleErrorResponse : function(response, userContext, methodName)
{
alert("Error while calling method: " + methodName + "\n" + response.get_message());
},
loadResponse : function (response, userContext, methodName)
{
var result = userContext.reader.readRecords(response);
userContext.callback.call(userContext.scope, result, userContext.arg, true);
}
});
var dataStore = new Ext.data.Store(
{
//Note that I have renamed the web service proxy class
proxy: new Ext.ux.AspWebServiceProxy(
{
webServiceProxy: GetPrintersGrid,
webServiceProxyMethod: GetPrintersGrid.buildGrid
}),
remoteSort: true
});
<asp:ScriptManagerProxy ID="PageScriptManager" runat="server">
<Services>
<asp:ServiceReference Path="~/GetPrintersGrid.asmx" />
</Services>
<Scripts>
<asp:ScriptReference Path="~/Ext.ux.AspWebServiceProxy.js" />
</Scripts>
</asp:ScriptManagerProxy>
這仍然不是一個ExtJS問題,但您需要發佈FMP.AspNetJsonStore的源代碼,如果您通過您的服務器問題。 – Upperstage 2009-12-07 18:00:41
實際上,這很可能是一個客戶端代碼問題,因爲服務器錯誤是關於在Web服務調用中從客戶端發送到服務器的** de **序列化JSON。很難說從發佈什麼,但... – 2009-12-08 04:41:49