このトピックでは、Blazorデザイナ内でBlazorビューワを使用する方法を紹介します。
Program.cs |
コードのコピー
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using GrapeCity.ActiveReports.Aspnetcore.Designer; using GrapeCity.ActiveReports.Aspnetcore.Viewer; var resourcesRootDirectory = new DirectoryInfo(".\\resources\\"); var builder = WebApplication.CreateBuilder(args); builder.Services.AddRazorPages(); builder.Services.AddServerSideBlazor(); builder.Services .AddReportViewer() .AddReportDesigner() .AddMvc(options => options.EnableEndpointRouting = false) .AddJsonOptions(options => options.JsonSerializerOptions.PropertyNamingPolicy = null); var app = builder.Build(); if (!app.Environment.IsDevelopment()) { // HSTSの既定値は30日です。本番シナリオでは変更することをお勧めします。詳細については、「https://aka.ms/aspnetcore-hsts」を参照してください。 app.UseHsts(); } app.UseHttpsRedirection(); app.UseReportViewer(config => config.UseFileStore(resourcesRootDirectory)); app.UseReportDesigner(config => config.UseFileStore(resourcesRootDirectory, false)); app.UseStaticFiles(); app.UseRouting(); app.MapBlazorHub(); app.MapFallbackToPage("/_Host"); app.Run(); |
Pages/Index.razor |
コードのコピー
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@page "/" @using GrapeCity.ActiveReports.Blazor.Designer; @using GrapeCity.ActiveReports.Blazor.Viewer @inject IJSRuntime JSRuntime <link href="_content/GrapeCity.ActiveReports.Blazor.Viewer/jsViewer.min.css" rel="stylesheet" /> <div style="height:100vh;width:100%"> <ReportDesigner @ref="_designer" Document="@_document" Preview="@_preview" /> </div> @code { private ReportDesigner _designer; private ReportViewer _viewer; private Document _document = new Document() { Id = "report.rdlx", Type = SupportedDocumentType.cpl }; private Preview _preview; public Index() { _preview = new Preview() { CanPreview = true, OpenViewer = OpenViewer }; } private async void OpenViewer(ViewerSettings settings) { if (_viewer != null) { await _viewer.OpenReport(settings.DocumentInfo.Id); return; } _viewer = new ReportViewer(); var initOptions = new InitializationOptions(); initOptions.ReportID = settings.DocumentInfo.Id; initOptions.PanelsLocation = PanelsLocation.toolbar; await _viewer.Render(JSRuntime, settings.Element, initOptions); } } |