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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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package org.openoffice.netbeans.modules.office.actions;

import java.io.IOException;
import java.io.File;
import java.beans.PropertyVetoException;
import java.util.Enumeration;
import java.util.Set;
import java.util.HashSet;
import java.util.Iterator;
import javax.swing.event.ChangeListener;
import javax.swing.event.ChangeEvent;

import org.openide.ErrorManager;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.filesystems.FileChangeListener;
import org.openide.filesystems.FileEvent;
import org.openide.filesystems.FileAttributeEvent;
import org.openide.filesystems.FileRenameEvent;
import org.openide.cookies.OpenCookie;

import org.openoffice.idesupport.OfficeDocument;

import org.openoffice.netbeans.modules.office.options.OfficeSettings;
import org.openoffice.netbeans.modules.office.loader.OfficeDocumentDataObject;
import org.openoffice.netbeans.modules.office.utils.ZipMounter;
import org.openoffice.netbeans.modules.office.utils.ManifestParser;

public class OfficeDocumentSupport implements OfficeDocumentCookie, OpenCookie, FileChangeListener
{
    protected OfficeDocumentDataObject dataObj;
    private boolean isMounted = false;
    private OfficeDocument document;
    private Set listeners;

    public OfficeDocumentSupport(OfficeDocumentDataObject dataObj) {
        this.dataObj = dataObj;
        FileObject fo = dataObj.getPrimaryFile();
        try {
            this.document = new OfficeDocument(FileUtil.toFile(fo));
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        fo.addFileChangeListener(this);
    }

    public void mount() {
        File file = FileUtil.toFile(dataObj.getPrimaryFile());
        
        try {
            ZipMounter.getZipMounter().mountZipFile(file);
            isMounted = true;
        }
        catch (IOException ioe) {
            ErrorManager.getDefault().notify(ioe);
        }
        catch (PropertyVetoException pve) {
            ErrorManager.getDefault().notify(pve);
        }
    }
    
    public void open () {
        File file = FileUtil.toFile(dataObj.getPrimaryFile());
        
        OfficeSettings settings = OfficeSettings.getDefault();
        File soffice = new File(settings.getOfficeDirectory().getPath(
            File.separator + "soffice"));
        
        try {
            Process p = Runtime.getRuntime ().exec (new String[] {
                soffice.getAbsolutePath(), file.getAbsolutePath ()
            });
        } catch (IOException ioe) {
            ErrorManager.getDefault().notify(ioe);
        }
    }
    
    public Enumeration getParcels() {
        return document.getParcels();
    }
    
    public void removeParcel(String name) {
        document.removeParcel(name);
        dataObj.getPrimaryFile().refresh(true);
    }
    
    public void addChangeListener(ChangeListener cl) {
        if (listeners == null)
            listeners = new HashSet();
        
        listeners.add(cl);
    }
    
    public void removeChangeListener(ChangeListener cl) {
        if (listeners == null)
            return;
        
        listeners.remove(cl);
    }
    
    public void fileChanged(FileEvent fe) {
        if (listeners != null) {
            Iterator iter = listeners.iterator();
         
            while (iter.hasNext())
                ((ChangeListener)iter.next()).stateChanged(new ChangeEvent(this));
        }
    }
    
    public void fileAttributeChanged(FileAttributeEvent fe) {}
    public void fileDataCreated(FileEvent fe) {}
    public void fileDeleted(FileEvent fe) {}
    public void fileFolderCreated(FileEvent fe) {}
    public void fileRenamed(FileRenameEvent fe) {}
}