Self-closing helpers are helpers that can contain HTML and Razor markup. The built-in @Html.BeginForm() helper is an example of this type of helper.
In order to create this type of HTML helper, we'll need to create a helper class that implements the IDisposable interface. Using the IDisposable interface, we can write the element's closing tags when the object is disposed.
The Bootstrap Panel component is a perfect candidate for such a helper. To create the helper, we'll have to complete the following steps:
Create a new subfolder called
Panelsinside theHelpersfolder in your project.Open the
Enums.csfile, and add a new item calledPanelStyle:public enum PanelStyle { Default, Primary, Success, Info, Warning, Danger }Add a new class file called
Panel.csto thePanelsfolder.Add a new private read-only field to the class called
_writer.Create a constructor for the
Panelclass that accepts three parameters. The first is a reference to the...