how to disable tabpages in C# and botton next until the all fields are filled?

Question

Hello everyone


I am new to C#, the title is my question, I am developing an application in C#, my application has 1 tabcontrol (5 tabpages), what I want to do its disable the next tabPage , and all of them and the button next until all the current tabPage is filled in all fields. Very apreciated the answers


Bye