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package org.netbeans.modules.compapp.casaeditor.navigator;

import java.util.Collection;
import javax.swing.JComponent;
import org.netbeans.modules.compapp.casaeditor.CasaDataObject;
import org.openide.loaders.DataObject;
import org.openide.util.Lookup;
import org.openide.util.LookupEvent;
import org.openide.util.LookupListener;
import org.openide.util.NbBundle;
import org.netbeans.spi.navigator.NavigatorPanel;

public class CasaSatelliteView implements LookupListener, NavigatorPanel {
    private static String navPanelName = NbBundle.getMessage(
            CasaNavigatorView.class, "LBL_SATELLITE_VIEW"); // NOI18N
    private CasaSatelliteContentPanel mNavigatorPanel;
    private Lookup.Result mLookupResult;
    private CasaWrapperModel mCasaModel;
    public CasaSatelliteView() {
    public static String getUName() {
        return navPanelName;
    public String getDisplayName() {
        return navPanelName;
    public String getDisplayHint() {
        return NbBundle.getMessage(CasaNavigatorView.class, "LBL_SATELLITE_VIEW_TOOLTIP"); // NOI18N
    public JComponent getComponent() {
        if (mNavigatorPanel == null) {
            mNavigatorPanel = new CasaSatelliteContentPanel();
        return mNavigatorPanel;
    public void panelActivated(Lookup context) {
        mLookupResult = context.lookup(new Lookup.Template<DataObject>(DataObject.class));
    public void panelDeactivated() {
        if (mLookupResult != null) {
            mLookupResult = null;
    public Lookup getLookup() {
        // go with default activated Node strategy
        //Default mechanism chooses first Node from Utilities.actionsGlobalContext()
        //as activated Node for Navigator's TopComponent.
        return null;
    public void resultChanged(LookupEvent ev) {
        Collection selected = mLookupResult.allInstances();
        if (selected.size() == 1) {
            Object result = selected.iterator().next();
            if (result instanceof CasaDataObject) {
                mNavigatorPanel.navigate((CasaDataObject) result);
            } else {
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