Chapter 3: Building a Modal Dialog Using Templated Components
A modal dialog is a dialog that appears on top of all other content in a window and requires user interaction to close it. Templated components are components that accept one or more UI templates as parameters. The UI templates can contain any Razor markup.
In this chapter, we will learn about RenderFragment
parameters, EventCallback
parameters, and CSS isolation. RenderFragment
parameters are used when a parent component needs to share information with a child component, and conversely, EventCallback
parameters are used when a child component needs to share information with its parent component. We will also learn how to apply styles to only a single component by using CSS isolation.
In this chapter, we will create a modal dialog component. The component will be a templated component that can render different HTML based on the contents of its parameters. It will use event callbacks to return events back to the calling...