Class ClassInfoTab

code/src/java/pcgen/gui2/tabs/ClassInfoTab.java:79–784

import pcgen.util.enumeration.Tab;

@SuppressWarnings("serial")
public class ClassInfoTab extends FlippingSplitPane implements CharacterInfoTab
{

	/**
	 * The table of available classes
	 */
	private final FilteredTreeViewTable<Object, PCClass> availableTable;
	/**
	 * The table of the character's classes
	 */
	private final JTable classTable;
	private final JButton addButton;
	private final JButton removeButton;
	private final TabTitle tabTitle;
	private final InfoPane infoPane;
	private final JSpinner spinner;
	private final FilterButton<Object, PCClass> qFilterButton;
	private final QualifiedTreeCellRenderer qualifiedRenderer;
	private final ClassTransferHandler classTransferHandler;
	private int spinnerValue;

	public ClassInfoTab()
	{
		super();
		this.availableTable = new FilteredTreeViewTable<>();
		this.classTable = TableUtils.createDefaultTable();
		this.addButton = new JButton();
		this.removeButton = new JButton();
		this.tabTitle = new TabTitle(Tab.CLASSES);
		this.infoPane = new InfoPane(LanguageBundle.getString("in_clInfo")); //$NON-NLS-1$
		this.spinner = new JSpinner(new SpinnerNumberModel(1, 1, 50, 1));
		this.qFilterButton = new FilterButton<>("ClassQualified");
		this.qualifiedRenderer = new QualifiedTreeCellRenderer();
		this.classTransferHandler = new ClassTransferHandler();
		initComponents();
	}

	private void initComponents()
	{
		FlippingSplitPane topPane = new FlippingSplitPane();
		setTopComponent(topPane);
		setOrientation(VERTICAL_SPLIT);

		JPanel availPanel = new JPanel(new BorderLayout());
		FilterBar<Object, PCClass> bar = new FilterBar<>();
		bar.addDisplayableFilter(new SearchFilterPanel());
		qFilterButton.setText(LanguageBundle.getString("in_igQualFilter")); //$NON-NLS-1$
		bar.addDisplayableFilter(qFilterButton);
		availPanel.add(bar, BorderLayout.NORTH);

		availableTable.setTreeCellRenderer(qualifiedRenderer);
		availableTable.setDisplayableFilter(bar);
		availPanel.add(new JScrollPane(availableTable), BorderLayout.CENTER);
		{
			Box box = Box.createHorizontalBox();
			box.add(Box.createHorizontalGlue());
			spinner.setMaximumSize(spinner.getPreferredSize());