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BlazorShowDetailViewFromDashboardController.cs
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BlazorShowDetailViewFromDashboardController.cs
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using DevExpress.ExpressApp.Blazor;
using DevExpress.ExpressApp;
using DevExpress.Persistent.Base;
using Microsoft.JSInterop;
using static System.Net.Mime.MediaTypeNames;
using dxTestSolution.Module.BusinessObjects;
namespace OpenViewFromDashboard.Blazor.Server.Controllers;
public class BlazorShowDetailViewFromDashboardController : ObjectViewController<DetailView, IDashboardData> {
private IJSRuntime JSRuntime { get; set; }
private DotNetObjectReference<BlazorShowDetailViewFromDashboardController> controllerReference;
public BlazorShowDetailViewFromDashboardController() {
controllerReference = DotNetObjectReference.Create(this);
}
protected override void OnActivated() {
base.OnActivated();
var application = (BlazorApplication)Application;
JSRuntime = application.ServiceProvider.GetRequiredService<IJSRuntime>();
_ = JSRuntime.InvokeVoidAsync("customScript.registerController", controllerReference).Preserve();
}
protected override void Dispose(bool disposing) {
base.Dispose(disposing);
controllerReference.Dispose();
}
[JSInvokable]
public void ShowDetailView(string oidString) {
if (!Guid.TryParse(oidString, out var oid)) {
return;
}
var objectSpace = Application.CreateObjectSpace(typeof(Contact));
var item = objectSpace.FirstOrDefault<Contact>(c => c.ID == oid);
if (item is not null) {
var detailView = Application.CreateDetailView(objectSpace, item);
Frame.SetView(detailView);
} else {
objectSpace.Dispose();
}
}
}