Examples of javax.swing.ListCellRenderer

javax.swing.ListCellRenderer
k if this cell represents the current DnD drop location JList.DropLocation dropLocation = list.getDropLocation(); if (dropLocation != null && !dropLocation.isInsert() && dropLocation.getIndex() == index) { background = Color.BLUE; foreground = Color.WHITE; // check if this cell is selected } else if (isSelected) { background = Color.RED; foreground = Color.WHITE; // unselected, and not the DnD drop location } else { background = Color.WHITE; foreground = Color.BLACK; }; setBackground(background); setForeground(foreground); return this; } } } @param < E> the type of values this renderer can be used for @see JList @see DefaultListCellRenderer @author Hans Muller

        BorderFactory.createEmptyBorder(10, 10, 10, 10)));
    tests = new JComboBox(model.getComboModel());
    tests.setMaximumRowCount(30);
    tests.setMaximumSize(new Dimension(250, 20));
    tests.addActionListener(this);
    tests.setRenderer(new ListCellRenderer() {
      JLabel categoryLabel = null;
      JLabel testLabel = null;


      @Override
      public Component getListCellRendererComponent(JList list, Object ovalue, int index,

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        multiSelection.revalidate();
        multiSelection.repaint();
      }
    });


    list.setCellRenderer(new ListCellRenderer() {
      private final JCheckBox cb = new JCheckBox();


      private final JLabel label = new JLabel();


      @Override

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    * @param initialValue - if nonnull it is the initial value to choose in this combo box
    */
   public OurCombobox (boolean addNull, Object[] list, int width, int height, Object initialValue) {
      super(do_copy(list, addNull));
      setFont(OurUtil.getVizFont());
      setRenderer(new ListCellRenderer() {
         public Component getListCellRendererComponent(JList list, Object value, int i, boolean selected, boolean focused) {
            if (jlabel == null) jlabel = OurUtil.label("", Color.BLACK, Color.WHITE, new EmptyBorder(0, 2, 0, 0));
            jlabel.setText(do_getText(value));
            jlabel.setIcon(do_getIcon(value));
            jlabel.setBackground(selected ? list.getSelectionBackground() : list.getBackground());

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    ListModel textmodel = factory.getTexturesModel();
    JLabel texlabel = new JLabel(
        Messages.getString("SetSpriteTextureAction.LABEL_TEXTURE")); //$NON-NLS-1$
    JList texlist = new JList(textmodel);
    JScrollPane texscroll = new JScrollPane(texlist);
    ListCellRenderer texrender = new TextureCellRenderer();


    texlist.setCellRenderer(texrender);


    texlist.setLayoutOrientation(JList.HORIZONTAL_WRAP);
    texlist.setVisibleRowCount(-1);

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    ListModel textmodel = factory.getTexturesModel();
    JLabel texlabel = new JLabel(
        Messages.getString("CreateSpriteAction.LABEL_TEXTURE")); //$NON-NLS-1$
    JList texlist = new JList(textmodel);
    JScrollPane texscroll = new JScrollPane(texlist);
    ListCellRenderer texrender = new TextureCellRenderer();


    texlist.setCellRenderer(texrender);


    texlist.setLayoutOrientation(JList.HORIZONTAL_WRAP);
    texlist.setVisibleRowCount(-1);

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          selectNodes(selected, false);
        }


      }});
    nodeList.setBorder(BorderFactory.createTitledBorder("Nodes"));
    ListCellRenderer renderer = nodeList.getCellRenderer();
    if (renderer instanceof JLabel) {
      ((JLabel)renderer).setHorizontalAlignment(JLabel.CENTER);
    }
    window.getContentPane().add(new JScrollPane(nodeList), BorderLayout.WEST);

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   * @param maxRowCount Maximum row count
   * @return The height (default of 100 if computation fails for any reason)
   */
  protected int computePopupHeightForRowCount(int maxRowCount)
  {
    ListCellRenderer renderer = list.getCellRenderer();
    int n = selectionField.getNumberOfItems();
    int rowCount = Math.min(maxRowCount, n);
    int height = 0;


    for (int i = 0; i < rowCount; ++i)
    {
      Object value = list.getModel().getElementAt(i);
      if (value == null)
        value = "x";
      Component c = renderer.getListCellRendererComponent(list, value, i, false, false);
      height += c.getPreferredSize().height;
    }


    return height == 0 ? 100 : height;
  }

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      }


      // Let the renderer paint
      if (!iconOnly && comboBox != null)
      {
        ListCellRenderer renderer = comboBox.getRenderer();
        Component c;
        boolean renderPressed = getModel().isPressed();
        c = renderer.getListCellRendererComponent(listBox, comboBox.getSelectedItem(), -1, renderPressed, false);
        c.setFont(rendererPane.getFont());


        c.setForeground(comboBox.getForeground());
        c.setBackground(comboBox.getBackground());

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