Example usage for java.util.prefs Preferences addPreferenceChangeListener

Introduction

In this page you can find the example usage for java.util.prefs Preferences addPreferenceChangeListener.

Prototype

public abstract void addPreferenceChangeListener(PreferenceChangeListener pcl);

Source Link

Document

Registers the specified listener to receive preference change events for this preference node.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {

    Preferences prefs = Preferences.userNodeForPackage(String.class);

    prefs.addPreferenceChangeListener(new PreferenceChangeListener() {
        public void preferenceChange(PreferenceChangeEvent evt) {

            Preferences node = evt.getNode();
            String key = evt.getKey();
            String newValue = evt.getNewValue();
        }//from  w ww.jav a 2s .c o  m
    });
    prefs.put("key", "a string");
    prefs.put("key", "a new string");
    prefs.remove("key");
}

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From source file:au.org.ala.delta.editor.EditorPreferences.java

/**
* Allows the supplied PreferenceChangeListener to be notified of changes made to preferences managed by this class.
* 
* @param listener//ww  w.  j  a v a 2  s.c o m
*            the PreferenceChangeListener to add.
*/
public static void addPreferencesChangeListener(PreferenceChangeListener listener) {
    Preferences prefs = Preferences.userNodeForPackage(DeltaEditor.class);
    if (prefs != null) {
        prefs.addPreferenceChangeListener(listener);
    }
}

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From source file:maltcms.ui.nb.pipelineRunner.actions.ImportMaltcmsPipelinesAction.java

@Override
public void actionPerformed(ActionEvent ev) {
    Preferences prefs = NbPreferences.forModule(PipelineRunnerTopComponent.class);
    prefs.addPreferenceChangeListener(this);
    String installationPath = prefs.get("maltcmsInstallationPath", "");
    if (installationPath.isEmpty()) {
        Logger.getLogger(getClass().getName()).info("Installation path is empty, opening settings!");
        boolean b = OptionsDisplayer.getDefault().open("maltcmsOptions");
    } else {//from   w  w w  . j  a  va2s.c om
        importPipelines();
    }

}

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From source file:com.willwinder.ugs.nbm.visualizer.Visualizer2TopComponent.java

private GLJPanel makeWindow() {
    GLCapabilities glCaps = new GLCapabilities(null);
    final GLJPanel p = new GLJPanel(glCaps);

    GcodeRenderer renderer = Lookup.getDefault().lookup(GcodeRenderer.class);
    if (renderer == null) {
        throw new IllegalArgumentException("Failed to access GcodeRenderer.");
    }/*from w  w w .j a  v  a2 s . c  o  m*/

    FPSAnimator animator = new FPSAnimator(p, 15);
    this.rih = new RendererInputHandler(renderer, animator, new VisualizerPopupMenu(backend, renderer),
            backend.getSettings());

    Preferences pref = NbPreferences.forModule(VisualizerOptionsPanel.class);
    pref.addPreferenceChangeListener(this.rih);

    File f = (backend.getProcessedGcodeFile() != null) ? backend.getProcessedGcodeFile()
            : backend.getGcodeFile();
    if (f != null) {
        this.rih.setGcodeFile(f.getAbsolutePath());
    }

    // Install listeners...
    backend.addControllerListener(this.rih);
    backend.addUGSEventListener(this.rih);

    // shutdown hook...
    //frame.addWindowListener(this.rih);

    // key listener...
    p.addKeyListener(this.rih);

    // mouse wheel...
    p.addMouseWheelListener(this.rih);

    // mouse motion...
    p.addMouseMotionListener(this.rih);

    // mouse...
    p.addMouseListener(this.rih);

    p.addGLEventListener(renderer);

    return p;
}

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