/** Initializes the panel containing the node. */
  public ContactListTreeCellRenderer() {
    super(new GridBagLayout());

    loadSkin();

    this.setOpaque(true);
    this.nameLabel.setOpaque(false);

    this.displayDetailsLabel.setFont(getFont().deriveFont(9f));
    this.displayDetailsLabel.setForeground(Color.GRAY);

    this.rightLabel.setHorizontalAlignment(JLabel.RIGHT);

    // !! IMPORTANT: General insets used for all components if not
    // overwritten!
    constraints.insets = new Insets(0, 0, 0, H_GAP);

    constraints.anchor = GridBagConstraints.WEST;
    constraints.fill = GridBagConstraints.NONE;
    constraints.gridx = 0;
    constraints.gridy = 0;
    constraints.gridheight = 1;
    constraints.weightx = 0f;
    constraints.weighty = 1f;
    this.add(statusLabel, constraints);

    addLabels(1);

    callButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (treeNode != null && treeNode instanceof ContactNode) {
              call(treeNode, callButton, false, false);
            }
          }
        });

    callVideoButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (treeNode != null && treeNode instanceof ContactNode) {
              call(treeNode, callVideoButton, true, false);
            }
          }
        });

    desktopSharingButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (treeNode != null && treeNode instanceof ContactNode) {
              call(treeNode, desktopSharingButton, true, true);
            }
          }
        });

    chatButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (treeNode != null && treeNode instanceof ContactNode) {
              UIContact contactDescriptor = ((ContactNode) treeNode).getContactDescriptor();

              if (contactDescriptor.getDescriptor() instanceof MetaContact) {
                GuiActivator.getUIService()
                    .getChatWindowManager()
                    .startChat((MetaContact) contactDescriptor.getDescriptor());
              }
            }
          }
        });

    addContactButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (treeNode != null && treeNode instanceof ContactNode) {
              UIContact contactDescriptor = ((ContactNode) treeNode).getContactDescriptor();

              // The add contact function has only sense for external
              // source contacts.
              if (contactDescriptor instanceof SourceUIContact) {
                addContact((SourceUIContact) contactDescriptor);
              }
            }
          }
        });

    initButtonToolTips();
    this.setToolTipText("");
  }