@Override
	public void setSelectedItem(Object obj) {
		setSelectedFlag = true;
		super.setSelectedItem(obj);
		JTextField textField = getTextField();
		updateTextFieldTextForClearedSelection(textField, obj);
		textField.selectAll();
		setSelectedFlag = false;
	}
Sets the text on the combobox's editor text component
@param text the text to set
Ghidra/Framework/Docking/src/main/java/docking/widgets/combobox/GhidraComboBox.java