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Jimmy Engström 2023-02-17 15:28:17 +01:00
parent 2190113c56
commit 3088165398
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Chapter08/MyBlog/Components/RazorComponents/CustomCssClassProvider.cs Normal file
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using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Forms;
namespace Components;
public class CustomCssClassProvider<ProviderType> : ComponentBase where ProviderType : FieldCssClassProvider, new()
{
[CascadingParameter]
EditContext? CurrentEditContext { get; set; }
public ProviderType Provider { get; set; } = new ProviderType();
protected override void OnInitialized()
{
if (CurrentEditContext == null)
{
throw new InvalidOperationException($"{nameof(CustomCssClassProvider<ProviderType>)} requires a cascading parameter of type {nameof(EditContext)}. For example, you can use {nameof(CustomCssClassProvider<ProviderType>)} inside an EditForm.");
}
CurrentEditContext.SetFieldCssClassProvider
(Provider);
}
}