AddImageWizardAddingProgressPanel.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2011-2014 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.sleuthkit.autopsy.casemodule;


import java.awt.Color;
import java.awt.EventQueue;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.openide.WizardDescriptor;
import org.openide.util.HelpCtx;
import org.openide.util.Lookup;
import org.openide.util.NbBundle;
import org.sleuthkit.autopsy.corecomponentinterfaces.DataSourceProcessorProgressMonitor;

class AddImageWizardAddingProgressPanel implements WizardDescriptor.FinishablePanel<WizardDescriptor> {

    private boolean imgAdded = false;
    private AddImageWizardAddingProgressVisual component;
    private final Set<ChangeListener> listeners = new HashSet<>(1); // or can use ChangeSupport in NB 6.0

    private DSPProgressMonitorImpl dspProgressMonitorImpl = new DSPProgressMonitorImpl();
    
    public DSPProgressMonitorImpl getDSPProgressMonitorImpl() {
        return dspProgressMonitorImpl;
    }
            
    private class DSPProgressMonitorImpl implements DataSourceProcessorProgressMonitor {
        @Override
        public void setIndeterminate(final boolean indeterminate) {
              // update the progress bar asynchronously
              EventQueue.invokeLater(new Runnable() {
                    @Override
                    public void run() {
                         getComponent().getProgressBar().setIndeterminate(indeterminate);
                    }
                });
        }
        
        @Override
        public void setProgress(final int progress)  {
              // update the progress bar asynchronously
              EventQueue.invokeLater(new Runnable() {
                    @Override
                    public void run() {
                         getComponent().getProgressBar().setValue(progress);
                    }
                });      
        }
        
        @Override
        public void setProgressText(final String text) {
            // update the progress UI asynchronously
              EventQueue.invokeLater(new Runnable() {
                    @Override
                    public void run() {
                         getComponent().setProgressMsgText(text);
                    }
                });      
        }
        
        
        
    }
    @Override
    public AddImageWizardAddingProgressVisual getComponent() {
        if (component == null) {
            component = new AddImageWizardAddingProgressVisual();
        }
        return component;
    }

    @Override
    public HelpCtx getHelp() {
        // Show no Help button for this panel:
        return HelpCtx.DEFAULT_HELP;
    }

    @Override
    public boolean isValid() {
        // set the focus to the next button of the wizard dialog if it's enabled
        if (imgAdded) {
            Lookup.getDefault().lookup(AddImageAction.class).requestFocusButton(
                    NbBundle.getMessage(this.getClass(), "AddImageWizardAddingProgressPanel.isValid.focusNext"));
        }

        return imgAdded;
    }

    void setStateStarted() {
        component.getProgressBar().setIndeterminate(true);
        component.setProgressBarTextAndColor(
                NbBundle.getMessage(this.getClass(), "AddImageWizardAddingProgressPanel.stateStarted.progressBarText"), 0, Color.black);
    }

    void setStateFinished() {
        imgAdded = true;
        getComponent().setStateFinished();
        fireChangeEvent();
    }

    @Override
    public final void addChangeListener(ChangeListener l) {
        synchronized (listeners) {
            listeners.add(l);
        }
    }

    @Override
    public final void removeChangeListener(ChangeListener l) {
        synchronized (listeners) {
            listeners.remove(l);
        }
    }

    protected final void fireChangeEvent() {
        Iterator<ChangeListener> it;
        synchronized (listeners) {
            it = new HashSet<ChangeListener>(listeners).iterator();
        }
        ChangeEvent ev = new ChangeEvent(this);
        while (it.hasNext()) {
            it.next().stateChanged(ev);
        }
    }

    @Override
    public void readSettings(WizardDescriptor settings) {
        settings.setOptions(new Object[]{WizardDescriptor.PREVIOUS_OPTION, WizardDescriptor.NEXT_OPTION, WizardDescriptor.FINISH_OPTION, WizardDescriptor.CANCEL_OPTION});
        if (imgAdded) {
            getComponent().setStateFinished();
        }
    }

    @Override
    public void storeSettings(WizardDescriptor settings) {
        //why did we do this? -jm
        //  getComponent().resetInfoPanel();
    }

    void addErrors(String errorString, boolean critical) {
        getComponent().showErrors(errorString, critical);
    }

    @Override
    public boolean isFinishPanel() {
        return true;
    }
}