Example usage for javax.swing JTree repaint

Introduction

In this page you can find the example usage for javax.swing JTree repaint.

Prototype

public void repaint() 

Source Link

Document

Repaints this component.

Usage

From source file:CustomTreeCellRenderer.java

public static void main(String[] args) {
    ImageIcon iconWhite = new ImageIcon("white.jpg");
    ImageIcon iconBlack = new ImageIcon("black.jpg");
    ;//ww w. j a v  a2 s .  c  om
    JFrame frame = new JFrame();
    frame.setContentPane(new JPanel(new BorderLayout()));

    JTree tree = new JTree();
    frame.getContentPane().add(tree);

    CustomTreeCellRenderer renderer = new CustomTreeCellRenderer();
    renderer.setRendererIcon(iconWhite);
    tree.setCellRenderer(renderer);

    JPanel panelButtons = new JPanel();

    JButton buttonWhite = new JButton("");
    buttonWhite.setIcon(iconWhite);
    JButton buttonBlack = new JButton("");
    buttonBlack.setIcon(iconBlack);

    buttonBlack.addActionListener(e -> {
        renderer.setRendererIcon(iconBlack);
        tree.repaint();
    });

    panelButtons.add(buttonBlack);
    panelButtons.add(buttonWhite);
    frame.getContentPane().add(panelButtons, BorderLayout.SOUTH);

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(500, 500);
    frame.setVisible(true);
}

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From source file:org.openmicroscopy.shoola.agents.treeviewer.browser.BrowserComponent.java

/**
 * Implemented as specified by the {@link Browser} interface.
 * @see Browser#setFoundInBrowser(Set)//from   w  w w  .  j  a  va2  s  . com
 */
public void setFoundInBrowser(Set nodes) {
    if (nodes == null || nodes.size() == 0) {
        model.setFoundNodes(null); // reset default value.
        model.setFoundNodeIndex(-1); // reset default value.
        view.getTreeDisplay().repaint();
        return;
    }
    List<Object> list = new ArrayList<Object>(nodes.size());
    Iterator i = nodes.iterator();

    final JTree tree = view.getTreeDisplay();
    while (i.hasNext())
        list.add(i.next());
    Comparator c = new Comparator() {
        public int compare(Object o1, Object o2) {
            TreeImageDisplay node1 = (TreeImageDisplay) o1;
            TreeImageDisplay node2 = (TreeImageDisplay) o2;
            int i1 = tree.getRowForPath(new TreePath(node1.getPath()));
            int i2 = tree.getRowForPath(new TreePath(node2.getPath()));
            return (i1 - i2);
        }
    };
    Collections.sort(list, c);
    model.setFoundNodes(list);
    model.setFoundNodeIndex(0);
    handleNodeDisplay((TreeImageDisplay) list.get(0));
    tree.repaint();
}

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