请注意,当您在counter page上(加载两次)时,如果您单击Home,则只触发一次执行:Blazor是一个基于C#, Razor和 HTML的新的Web UI框架。它通过WebAssembly运行在浏览器中。有利于使用C#而不是JavaScript构建交互式的Web UI。这篇文章演示了如何使用Blazor构建SPA应用。Blazor简化了可在任何浏
<RouterAppAssembly="@typeof(App).Assembly"><FoundContext="routeData"><RouteViewRouteData="@routeData"DefaultLayout="@typeof(MainLayout)"/><FocusOnNavigateRouteData="@routeData"Selector="h1"/></Found><NotFound><PageTitle>Not found</PageTitle><LayoutViewLayout="@typeof(MainLayout)"><prole="al...
Navigate.razor: razor @page"/navigate"@usingMicrosoft.Extensions.Logging@implementsIDisposable@injectILogger<Navigate> Logger@injectNavigationManager NavigationNavigate in component code exampleNavigate to the Counter component@code {privatevoidNavigateToCounterComponent(){ Navigation.NavigateTo("counter"); }prote...
- @page "/counter" + @attribute [Route(Constants.CounterRoute)] 将元素聚焦到导航上 在页面之间进行导航后,FocusOnNavigate 组件基于 CSS 选择器将 UI 焦点设置到元素。 razor 复制 <FocusOnNavigate RouteData="routeData" Selector="h1" /> 当Router 组件导航到新页面时,FocusOnNavigate 组件将焦点设置...
<RouterAppAssembly="@typeof(App).Assembly"><FoundContext="routeData"><RouteViewRouteData="@routeData"DefaultLayout="@typeof(MainLayout)"/><FocusOnNavigateRouteData="@routeData"Selector="h1"/></Found><NotFound><PageTitle>Not found</PageTitle><LayoutViewLayout="@typeof(MainLayout)">页面走失!请...
Loading the requested page… </Navigating> </Router> 处理OnNavigateAsync 中的取消 传递到 OnNavigateAsync 回调的 NavigationContext 对象包含的 CancellationToken 在发生新导航事件时进行设置。设置此取消标记时,OnNavigateAsync 回调必须引发,以避免在过时的导航中继续运行 OnNavigateAsync 回调。 如果用户导航到路...
@page "/" 导入命名空间 @using Microsoft.AspNetCore.Components.Web @using static Microsoft.AspNetCore.Components.Web.RenderMode 使用特性 @attribute [System.ComponentModel.DataAnnotations.Schema.Table("Table")] 实现接口 @implements IDisposable @implements IAsyncDisposable ...
<FocusOnNavigate RouteData="@routeData" Selector="h1" /> ❷ </Found> ❷ <NotFound> ❸ <PageTitle>Not found</PageTitle> ❸ <LayoutView Layout="@typeof(MainLayout)"> ❸ Sorry, there's nothing at this address. ❸ </LayoutView...
<RouterAppAssembly="@typeof(MainLayout).Assembly"><FoundContext="routeData"><RouteViewRouteData="@routeData"DefaultLayout="@typeof(MainLayout)"/><FocusOnNavigateRouteData="@routeData"Selector="h1"/></Found><NotFound><PageTitle>Not found</PageTitle><LayoutViewLayout="@typeof(MainLayout)"><prol...
全局路由守卫:OnNavigateAsync,当新导航发生时执行的回调。 组件路由守卫:由NavigationManager提供,一个是导航正在离开RegisterLocationChangingHandler(方法,参数是一个Func委托),一个是导航已经离开LocationChanged(事件)。 特殊路由组件:<Navigating>:导航等待期间的内容;<NavigationLock>:可以强制导航离开时进行弹窗确认。