原文链接：http://www.cnblogs.com/Republic/archive/2011/08/26/2155083.html

function addCityCustomView(viewId, entityName, viewDisplayName) {
var oProvince = Xrm.Page.data.entity.attributes.get("sinochem_province");
var parentID = oProvince.getValue()[0].id;
if (parentID != "") {
var oCity = Xrm.Page.data.entity.attributes.get("sinochem_city");
var fetchXml = " <fetch version='1.0' output-format='xml-platform' mapping='logical' distinct='false'>" +
"<entity name='sinochem_nationinformation'>" +
"<order attribute='sinochem_name' descending='false' />" +
"<filter type='and'>" +
"<condition attribute='sinochem_parent' operator='eq' value='" + parentID + "' />" +
"<condition attribute='sinochem_level' operator='eq' value='3' />" +
"</filter>" +
"<attribute name='sinochem_name' />" +
"<attribute name='sinochem_nationinformationid' />" +
"</entity>" +
"</fetch>"
var layoutXml = "<grid name='resultset' object='10065' jump='sinochem_name' select='1' preview='1' icon='1'>" +
"<row name='result' id='sinochem_nationinformationid'>" +
"<cell name='sinochem_name' width='150' />" +
"</row>" +
"</grid>"

var lookupControls = Xrm.Page.ui.controls.get("sinochem_city");
    processLookup(lookupControls, viewId, entityName, viewDisplayName, fetchXml, layoutXml);

    }else {
    Xrm.Page.getControl("sinochem_city").setDisabled(true); // Disabled
    } 

}

function processLookup(lookupControl, viewId, entityName, viewDisplayName, fetchXml, layoutXml) {
// Get the default view of the lookup before it is modified
    var currentDefaultViewId = lookupControl.getDefaultView();
var oReq = getXMLHttpRequest();
if (oReq != null) {
var url = "http://" + location.host + "/" + Xrm.Page.context.getOrgUniqueName() + "/XRMServices/2011/OrganizationData.svc/SavedQuerySet(guid'" + currentDefaultViewId + "')";
        oReq.url = url;
        oReq.open("GET", url, true);
        oReq.onreadystatechange = function () {
            changeLookupDefaultView(oReq, lookupControl, viewId, entityName, viewDisplayName, fetchXml, layoutXml);
        };

        oReq.send();
    }

}

function isLookup(control, index) {
return control.getControlType() == "lookup";
}

function getXMLHttpRequest() {
if (window.XMLHttpRequest) {
return new window.XMLHttpRequest;
    }
else {
try
       { return new ActiveXObject("MSXML2.XMLHTTP.3.0"); }
catch (ex) {
return null;
        }
    }
}

function changeLookupDefaultView(oReq, lookupControl, viewId, entityName, viewDisplayName, fetchXml, layoutXml) {
if (oReq.readyState == 4) {
if (oReq.status == 200) {
            xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
            xmlDoc.async = false;
            xmlDoc.loadXML(oReq.responseText);
var returnedTypeCodeNode = xmlDoc.selectSingleNode("//d:ReturnedTypeCode");
if (returnedTypeCodeNode) {
var entityName = returnedTypeCodeNode.text;
                lookupControl.addCustomView(viewId, entityName, viewDisplayName, fetchXml, layoutXml, false);
                lookupControl.setDefaultView(viewId);
            }
        }
    }
}

　　

转载于:https://www.cnblogs.com/Republic/archive/2011/08/26/2155083.html