在可观察的内容中订阅
16lz
2021-01-22
I have a dropdownlist, the value of the dropdownlist is bind in the Account. I need another dropdown which is based on the value of the Account every time it change. Can I add subscribe to the Account so that every time it change I can add a code on it to populate the other dropdown?
我有一个下拉列表,下拉列表的值在帐户中绑定。我需要另一个下拉列表,它基于每次更改时帐户的价值。我可以添加订阅帐户,以便每次更改时我都可以在其上添加代码以填充其他下拉列表吗?
var riskRegisterViewModel = function () {
var self = this;
self.Site = ko.observable();
self.Program = ko.observable();
self.Department = ko.observable();
self.AuditType = ko.observable();
self.Auditor = ko.observable();
self.Status = ko.observable();
self.ScheduleClause = ko.observable();
self.AuditDateFrom = ko.observable();
self.AuditDateTo = ko.observable();
self.RiskRegisterArray = ko.observableArray();
self.AuditTypeList = ko.observableArray(GetAuditType()); // This will handle the Audit Type Of the Modal dialog
self.ProjectList = ko.observableArray(GetProject()); // This will handle the Account Model
self.RetrieveRiskRegister = function () {
var riskRegister = GetRiskRegister(self.Site(), self.Program(), self.Department(), self.Status(), self.AuditType(), self.Auditor(), self.AuditDateFrom(), self.AuditDateTo());
self.RiskRegisterArray($.map(riskRegister, function (item) {
return new MapRiskRegister(item);
}));
};
self.selectedRisk = ko.observable();
self.selectRisk = self.selectRisk.bind(self);
self.itemForEditing = ko.observable();
};
ko.utils.extend(riskRegisterViewModel.prototype, {
// select an item and make a copy of it for editing
selectRisk: function (item) {
var self = this;
self.selectedRisk(item);
self.itemForEditing(new MapRiskRegister(ko.toJS(item)));
}
});
var riskRegisterVM = new riskRegisterViewModel();
ko.applyBindings(riskRegisterVM);
riskRegisterVM.itemForEditing.Account.subscribe(function () {
console.log("Hello");
});
function MapRiskRegister(item) {
var self = this;
self.SeriesNumber = ko.observable(item.SeriesNumber);
self.RiskRegisterEntryId = ko.observable(item.RiskRegisterEntryId);
self.RiskRegisterTypeId = ko.observable(item.RiskRegisterTypeId);
self.RiskRegisterType = ko.observable(item.RiskRegisterType);
self.AuditDate = ko.observable(moment(item.AuditDate).format("MMMM DD, YYYY"));
self.ScheduleClause = ko.observable(item.ScheduleClause);
self.Details = ko.observable(item.Details);
self.Account = ko.observable(item.Account);
self.AccountName = ko.observable(item.AccountName);
self.Department = ko.observable(item.Department);
self.DepartmentName = ko.observable(item.DepartmentName);
self.IsCompliance = ko.observable(item.IsCompliance);
self.ComplianceName = ko.observable(item.ComplianceName);
self.Findings = ko.observable(item.Findings);
self.Recommendation1 = ko.observable(item.Recommendation1);
self.Likelihood = ko.observable(item.Likelihood);
self.LikelihoodName = ko.observable(item.LikelihoodName);
self.Consequence = ko.observable(item.Consequence);
self.ConsequenceName = ko.observable(item.ConsequenceName);
self.RiskLevel = ko.observable(item.RiskLevel);
self.RiskLevelName = ko.observable(item.RiskLevelName);
self.RiskReason = ko.observable(item.RiskReason);
self.AuditeesReason = ko.observable(item.AuditeesReason);
self.POC = ko.observable(item.POC);
self.POCName = ko.observable(item.POCName);
self.TargetCompletionDate = ko.observable(item.TargetCompletionDate);
self.IsOpen = ko.observable(item.IsOpen);
self.Status = ko.observable(item.Status);
self.RiskLevelCurrent = ko.observable(item.RiskLevelCurrent);
self.StatusRemarks = ko.observable(item.StatusRemarks);
self.DateOfCompletion = ko.observable(item.DateOfCompletion);
self.Site = ko.observable(item.Site);
self.SiteName = ko.observable(item.SiteName);
self.Auditor = ko.observable(item.Auditor);
self.AuditorName = ko.observable(item.AuditorName);
self.RiskComputationAuditPeriod = ko.observable(item.RiskComputationAuditPeriod);
self.Filter1 = ko.observable(item.Filter1);
self.Filter1Name = ko.observable(item.Filter1Name);
self.Filter2 = ko.observable(item.Filter2);
self.Filter2Name = ko.observable(item.Filter2Name);
self.RiskComputationCurrent = ko.observable(item.RiskComputationCurrent);
self.RiskComputationCurrentName = ko.observable(item.RiskComputationCurrentName);
self.IsEfficient = ko.observable(item.IsEfficient);
self.IsRemediated = ko.observable(item.IsRemediated);
self.IsCommitted = ko.observable(item.IsCommitted);
self.CreatedDate = ko.observable(item.CreatedDate);
self.CreatedBy = ko.observable(item.CreatedBy);
return self;
}
3 个解决方案
#1
0
Try this
尝试这个
I removed most of your other code
我删除了大部分其他代码
function MapRiskRegister(item) {
var self = this;
self.Account = ko.observable(item.Account);
self.Account.subscribe(function(newValue){
console.log(newValue);
});
return self;
}
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