problem with Search function in GUI

Okay, so I am working on this program that I have been working on for a while, and I only need one more issue corrected before it is complete. My program displays multiple elements from an array in a GUI. Each element has several values such as name, number, and so on. I added a "Search" button and an empty editable text field so the user can use it to search.

For example, I want to make it so I can type the name, click search and then have the GUI display the element according to the name searched for.

Here is what I have for the text field:

Here is what I have for the button so far:

Finally, the array element that I want to search is the name, and I display it with:

I am completely lost and this and I would really appreciate any help or suggestions offered. I could really use a good point towards the right direction though.