I don't know anything at the graphic programming

But i search a code for create a virtual old screen like old IBM
I want a 80 characters by line and 24 lines.
I can do this with TextGadget, or EditorGadget, but the problem is, when i resize the gadget, the character not resizing with it

So me, i search a screen with characters resizing with the screen
Somebody know this style of code ??
Thanks and good dat