Make email "active" ?

I have in some custom-modules an Email field filled with a valid emailaddress like: aabbcc@vvv.com (it is a text field)

But this field is not active (not in blue) I like to change all those fields ACTIVE, sothat upon clicking I can send out emails.

Thanks, William

I think this is what you need

https://www.rolustech.com/blog/how-to-create-email-field-in-custom-module