We've already seen how Blazor allows us to pass context from a parent component to a child using Parameters. As a component becomes more complex it is not uncommon to split it up into sub-components. At some point it is likely a component will require its consumer to pass state that it...
Check out the Blazor ContextMenu Items demo Blazor Context Menu Templates The Context Menu component works with 2 separate types of templates – one allows you to override the look of the separate items (perhaps you want to display more than text and an icon?), and the other allows you to...
2. 组件级懒加载 // 传统加载方式<RouterAppAssembly="@typeof(App).Assembly"><FoundContext="routeData"><RouteViewRouteData="@routeData"DefaultLayout="@typeof(MainLayout)"/></Found></Router>// 优化后:添加LazyLoad特性[LazyLoad][Route(Paths.Dashboard)]publicpartialclassDashboard:ComponentBase{...}...
它是一个任意实现了IComponent接口的类。 App组件长成下面这样的: <Router AppAssembly="@typeof(Program).Assembly"> <Found Context="routeData"> <RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" /> </Found> <NotFound> <LayoutView Layout="@typeof(MainLayout)"> Sorry, there...
创建一个Blazor TabControl组件,有两个目标知识点: Pass data into a RenderFragment to give it context...下面看最终效果图: 实操开始:请先创建一个Blazor项目(Blazor Client或者Server皆可,我们以Blazor Server为例),第一步,创建两个组件:TabControl和TabPage...TabPage组件有一个父TabControl属性引用(属性名Paren...
Pass Context to Command Buttons The Grid component now allows you to have conditional command buttons depending on the properties of the row item. This is achieved by adding the current row item as a context (of type object) to the current ChildContent parameter. ...
Pass data into a RenderFragment to give it context. Use a CascadingParameter to pass the parent TabControl component into its child TabPage components. 下面看最终效果图: 实操开始: 请先创建一个Blazor项目(Blazor Client或者Server皆可,我们以Blazor Server为例), ...
<componenttype="typeof(App)"render-mode="ServerPrerendered"/> App 组件放个 Router,作用无非就是能找到 Blazor 应用页面就呈现,找不到就显示反馈。 <RouterAppAssembly="@typeof(App).Assembly"><FoundContext="routeData"><RouteViewRouteData="@routeData"DefaultLayout="@typeof(MainLayout)"/></Found><...
Create a C# method that corresponds to the relevant C# event, such as FocusEventArgs for the onblur event. publicvoidOnElementBlur(FocusEventArgs args){ } Pass the HTML event data using the @onsyntax. For example, to pass focus event data to a OnElementBlur method: ...
This makes them a great option when building UI controls which need to manage some common state. One prominent example is Blazors form and validation components. The EditForm component cascades a EditContext value to all the controls in the form. This is used to coordinate validation and invoke...