Example usage for javax.swing.plaf.basic BasicTreeUI setExpandedIcon

Introduction

In this page you can find the example usage for javax.swing.plaf.basic BasicTreeUI setExpandedIcon.

Prototype

public void setExpandedIcon(Icon newG) 

Source Link

Document

Sets the expanded icon.

Usage

From source file:view.CertificatePropertiesDialog.java

private void setupTree(Certificate[] certificateChain) {
    DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) jTree1.getCellRenderer();
    Icon closedIcon = new ImageIcon(MainWindow.class.getResource("/image/certificate.png"));
    renderer.setLeafIcon(closedIcon);/*from  ww  w. ja va  2  s  .  com*/
    renderer.setOpenIcon(closedIcon);
    renderer.setClosedIcon(closedIcon);
    BasicTreeUI treeUI = (BasicTreeUI) jTree1.getUI();
    treeUI.setCollapsedIcon(null);
    treeUI.setExpandedIcon(null);

    if (null != certificateChain) {
        if (certificateChain.length > 0) {
            DefaultMutableTreeNode dmtn[] = new DefaultMutableTreeNode[certificateChain.length];

            boolean needCheck = true;
            for (int i = (certificateChain.length - 1); i >= 0; i--) {
                if (!needCheck) {
                    dmtn[i] = new DefaultMutableTreeNode(getCertificateCN(certificateChain[i]));
                    if (i < (certificateChain.length - 1)) {
                        dmtn[i + 1].add(dmtn[i]);
                    }
                    certChainList.add((X509Certificate) certificateChain[i]);
                    continue;
                }
                if (CCInstance.getInstance().isTrustedCertificate((X509Certificate) certificateChain[i])) {
                    dmtn[i] = new DefaultMutableTreeNode(getCertificateCN(certificateChain[i]));
                    needCheck = false;
                } else if (CCInstance.getInstance()
                        .hasTrustedIssuerCertificate((X509Certificate) certificateChain[i]) != null) {
                    dmtn[i] = new DefaultMutableTreeNode(getCertificateCN(certificateChain[i]));
                } else {
                    dmtn[i] = new DefaultMutableTreeNode("(!)" + getCertificateCN(certificateChain[i]));

                }
                if (i < (certificateChain.length - 1)) {
                    dmtn[i + 1].add(dmtn[i]);
                }
                certChainList.add((X509Certificate) certificateChain[i]);
            }

            TreeModel tm = new DefaultTreeModel(dmtn[certificateChain.length - 1]);
            jTree1.setModel(tm);
            expandTree(jTree1);
        }
    }

    if (null != jTree1.getTreeExpansionListeners()) {
        if (null != jTree1.getTreeExpansionListeners()[0]) {
            jTree1.removeTreeExpansionListener(jTree1.getTreeExpansionListeners()[0]);
        }
    }
}

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