@Override
		public Object getColumnValueForRow(CompilerElement t, int columnIndex) {
			switch (columnIndex) {
				case EXTENSION_TYPE_COLUMN:
					return t.type.getTagName();
				case NAME_COLUMN:
					return t.name;
				case STATUS_COLUMN:
					if (t.status == Status.CORE) {
						return "";
					}
					return t.status.formalName;
			}
			return "Unknown column!";
		}
Selection listener class for the table model.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/SpecExtensionPanel.java