public void reset() {
			whichFocus = 0;
			for (FieldState fs : fieldStates) {
				fs.text = "";
				fs.caret = 0;
			}
		}
Erase the state

<p>
Blank all the fields, and put the caret at the front of the first field.
Ghidra/Framework/Docking/src/main/java/docking/widgets/textfield/TextFieldLinker.java