Example usage for javax.swing JComboBox setRenderer

Introduction

In this page you can find the example usage for javax.swing JComboBox setRenderer.

Prototype

@BeanProperty(expert = true, description = "The renderer that paints the item selected in the list.")
public void setRenderer(ListCellRenderer<? super E> aRenderer) 

Source Link

Document

Sets the renderer that paints the list items and the item selected from the list in the JComboBox field.

Usage

From source file:storybook.model.EntityUtil.java

@SuppressWarnings("unchecked")
public static void fillEntityCombo(MainFrame mainFrame, JComboBox combo, AbstractEntityHandler entityHandler,
        AbstractEntity entity, boolean isNew, boolean addEmptyItem) {
    combo.removeAllItems();//from  w  w w .j  a  v a2s.c  o  m
    ListCellRenderer renderer = entityHandler.getListCellRenderer();
    if (renderer != null) {
        combo.setRenderer(renderer);
    }
    int i = 0;
    if (addEmptyItem) {
        ++i;
        combo.addItem("");
    }
    BookModel model = mainFrame.getBookModel();
    Session session = model.beginTransaction();
    SbGenericDAOImpl<?, ?> dao = entityHandler.createDAO();
    dao.setSession(session);
    @SuppressWarnings("unchecked")
    List<AbstractEntity> entities = (List<AbstractEntity>) dao.findAll();
    for (AbstractEntity entity2 : entities) {
        session.refresh(entity2);
        combo.addItem(entity2);
        if (entity != null) {
            if (entity.getId().equals(entity2.getId())) // don't use combo.setSelectedItem(entity) here
            // leads to a "no session" exception for tag links
            {
                combo.setSelectedIndex(i);
            }
        }
        ++i;
    }
    combo.revalidate();
    model.commit();
}

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From source file:UNUSED.JUNGsamples.ShowLayouts.java

private static JPanel getGraphPanel() {
    g_array = (Graph<? extends Object, ? extends Object>[]) new Graph<?, ?>[graph_names.length];

    Factory<Graph<Integer, Number>> graphFactory = new Factory<Graph<Integer, Number>>() {
        public Graph<Integer, Number> create() {
            return new SparseMultigraph<Integer, Number>();
        }//from   w  w  w. j  a va  2s .co m
    };

    Factory<Integer> vertexFactory = new Factory<Integer>() {
        int count;

        public Integer create() {
            return count++;
        }
    };
    Factory<Number> edgeFactory = new Factory<Number>() {
        int count;

        public Number create() {
            return count++;
        }
    };

    g_array[0] = TestGraphs.createTestGraph(false);
    g_array[1] = MixedRandomGraphGenerator.generateMixedRandomGraph(graphFactory, vertexFactory, edgeFactory,
            new HashMap<Number, Number>(), 20, true, new HashSet<Integer>());
    g_array[2] = TestGraphs.getDemoGraph();
    g_array[3] = TestGraphs.createDirectedAcyclicGraph(6, 40, 0.3);
    g_array[4] = TestGraphs.getOneComponentGraph();
    g_array[5] = TestGraphs.createChainPlusIsolates(60, 5);
    g_array[6] = TestGraphs.createChainPlusIsolates(0, 40);

    Graph<? extends Object, ? extends Object> g = g_array[4]; // initial graph

    final VisualizationViewer<Integer, Number> vv = new VisualizationViewer<Integer, Number>(new FRLayout(g));

    vv.getRenderContext().setVertexFillPaintTransformer(
            new PickableVertexPaintTransformer<Integer>(vv.getPickedVertexState(), Color.red, Color.yellow));

    final DefaultModalGraphMouse<Integer, Number> graphMouse = new DefaultModalGraphMouse<Integer, Number>();
    vv.setGraphMouse(graphMouse);

    final ScalingControl scaler = new CrossoverScalingControl();

    JButton plus = new JButton("+");
    plus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1.1f, vv.getCenter());
        }
    });
    JButton minus = new JButton("-");
    minus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1 / 1.1f, vv.getCenter());
        }
    });
    JButton reset = new JButton("reset");
    reset.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            Layout<Integer, Number> layout = vv.getGraphLayout();
            layout.initialize();
            Relaxer relaxer = vv.getModel().getRelaxer();
            if (relaxer != null) {
                //            if(layout instanceof IterativeContext) {
                relaxer.stop();
                relaxer.prerelax();
                relaxer.relax();
            }
        }
    });

    JComboBox modeBox = graphMouse.getModeComboBox();
    modeBox.addItemListener(((DefaultModalGraphMouse<Integer, Number>) vv.getGraphMouse()).getModeListener());

    JPanel jp = new JPanel();
    jp.setBackground(Color.WHITE);
    jp.setLayout(new BorderLayout());
    jp.add(vv, BorderLayout.CENTER);
    Class[] combos = getCombos();
    final JComboBox jcb = new JComboBox(combos);
    // use a renderer to shorten the layout name presentation
    jcb.setRenderer(new DefaultListCellRenderer() {
        public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
                boolean cellHasFocus) {
            String valueString = value.toString();
            valueString = valueString.substring(valueString.lastIndexOf('.') + 1);
            return super.getListCellRendererComponent(list, valueString, index, isSelected, cellHasFocus);
        }
    });
    jcb.addActionListener(new LayoutChooser(jcb, vv));
    jcb.setSelectedItem(FRLayout.class);

    JPanel control_panel = new JPanel(new GridLayout(2, 1));
    JPanel topControls = new JPanel();
    JPanel bottomControls = new JPanel();
    control_panel.add(topControls);
    control_panel.add(bottomControls);
    jp.add(control_panel, BorderLayout.NORTH);

    final JComboBox graph_chooser = new JComboBox(graph_names);

    graph_chooser.addActionListener(new GraphChooser(jcb));

    topControls.add(jcb);
    topControls.add(graph_chooser);
    bottomControls.add(plus);
    bottomControls.add(minus);
    bottomControls.add(modeBox);
    bottomControls.add(reset);
    return jp;
}

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