java/i18n/src/org/netbeans/modules/i18n/I18nManager.java - netbeans - Git at Google

 /*
  * 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
  * "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.netbeans.modules.i18n;

 import java.awt.Dialog;
 import java.awt.EventQueue;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.io.IOException;
 import java.lang.ref.WeakReference;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import javax.swing.JEditorPane;
 import javax.swing.JPanel;
 import javax.swing.SwingUtilities;
 import javax.swing.text.Caret;

 import org.openide.cookies.EditorCookie;
 import org.openide.DialogDescriptor;
 import org.openide.loaders.DataObject;
 import org.openide.NotifyDescriptor;
 import org.openide.DialogDisplayer;
 import org.netbeans.api.project.Project;
 import org.openide.util.Exceptions;
 import org.openide.util.RequestProcessor;
 import org.openide.ErrorManager;
 import org.openide.cookies.SaveCookie;


 /**
  * Manages performing of i18n action -&gt; i18n-zation of one source.
  *
  * @author   Peter Zavadsky
  */
 public class I18nManager {

     static final Logger LOG = Logger.getLogger(I18nManager.class.getName());

     /** Singleton instance of I18nManager. */
     private static I18nManager manager;

     /** Support for this internatioanlize session. */
     private I18nSupport support;

     /** Weak reference to i18n panel. */
     private WeakReference<I18nPanel> i18nPanelWRef = new WeakReference<I18nPanel>(null);

     /** Weak reference to top component in which internationalizing will be provided. */
     private WeakReference<Dialog> dialogWRef = new WeakReference<Dialog>(null);

     /** Weak reference to caret in editor pane. */
     private WeakReference<Caret> caretWRef;

     /** Found hard coded string. */
     private HardCodedString hcString;

     private int replaceCount = 0;

     /** Private constructor. To ge instance use <code>getI18nMananger</code> method instead. */
     private I18nManager() {
     }


     /** Gets the only instance of I18nSupport. */
     public static synchronized I18nManager getDefault() {
         if (manager == null) {
             manager = new I18nManager();
         }
         return manager;
     }

     /** Get i18n support. */
     private void initSupport(DataObject sourceDataObject) throws IOException {
         I18nSupport.Factory factory = FactoryRegistry.getFactory(sourceDataObject.getClass());

         support = factory.create(sourceDataObject);

         if(support == null && LOG.isLoggable(Level.SEVERE)) {
                 LOG.logp(Level.SEVERE, getClass().getName(),
                         "initSupport(DataObject)",
                         "I18nSupport is null for " + sourceDataObject);// NOI18N
         }
     }

     /** The 'heart' method called by <code>I18nAction</code>. */
     public void internationalize(final DataObject sourceDataObject) {

         // If there is i18n action working -> cancel it.
         closeDialog();

         // Initilialize support.
         try {
             initSupport(sourceDataObject);
         } catch (IOException ioe) {
             ErrorManager.getDefault().notify(ErrorManager.INFORMATIONAL, ioe);
             return;
         }

         // initialize the component
         final EditorCookie ec = sourceDataObject.getCookie(EditorCookie.class);
         if (ec == null) {
             return;
         }

         // Add i18n panel to top component.
         getDialog(sourceDataObject);
         final I18nPanel i18nPanel = i18nPanelWRef.get();
         i18nPanel.showBundleMessage("TXT_SearchingForStrings");         //NOI18N
         i18nPanel.getCancelButton().requestFocusInWindow();

         final class SearchResultDisplayer implements Runnable {
             private final boolean success;
             SearchResultDisplayer(boolean success) {
                 this.success = success;
             }
             public void run() {
                 if (success) {
                     initCaret(ec);
                     highlightHCString();
                     fillDialogValues();
                     i18nPanel.getReplaceButton().requestFocusInWindow();
                 } else {
                     i18nPanel.showBundleMessage("TXT_NoHardcodedString");//NOI18N
                     i18nPanel.getCancelButton().requestFocusInWindow();

                 }
             }
         }

         // do the search on background
         RequestProcessor.getDefault().post(new Runnable() {
                 public void run() {
                     boolean found = find();
                     EventQueue.invokeLater(new SearchResultDisplayer(found));
                 }
             });


     }

     /** Initializes caret. */
     private void initCaret(EditorCookie ec) {
         JEditorPane[] panes = ec.getOpenedPanes();
         if (panes == null) {
             NotifyDescriptor.Message message = new NotifyDescriptor.Message(
                     I18nUtil.getBundle().getString("MSG_CouldNotOpen"), //NOI18N
                     NotifyDescriptor.ERROR_MESSAGE);
             DialogDisplayer.getDefault().notify(message);
             return;
         }

         // Keep only weak ref to caret, the strong one maintains editor pane itself.
         caretWRef = new WeakReference<Caret>(panes[0].getCaret());
     }

     /** Highlights found hasrdcoded string. */
     private void highlightHCString() {
         HardCodedString hStr = hcString;

         if (hStr == null) {
             return;
         }

         // Highlight found hard coded string.
         Caret caret = caretWRef.get();

         if (caret != null) {
             caret.setDot(hStr.getStartPosition().getOffset());
             caret.moveDot(hStr.getEndPosition().getOffset());
         }
     }

     /** Finds hard coded string. */
     private boolean find() {
         // Actual find on finder.
         hcString = support.getFinder().findNextHardCodedString();

         if (hcString != null) {
             return true;
         }

         // not found in entire source document
         return false;
     }

     /** Fills values presented in internationalize dialog. */
     private void fillDialogValues() {
         // It has to work this way, at this time the strong reference in top component have to exist.
         I18nPanel i18nPanel = i18nPanelWRef.get();

         if(support == null) {
             if(LOG.isLoggable(Level.SEVERE)) {
                 LOG.logp(Level.SEVERE, getClass().getName(),
                         "fillDialogValues()",
                         "I18nSupport is null"); // NOI18N
             }
             return;
         }

         i18nPanel.setI18nString(support.getDefaultI18nString(hcString));

         showDialog();
     }

     /** Replaces current found hard coded string and continue the search for next one. */
     private void replace() {
         I18nString i18nString = null;

         try {
             // To call weak without check have to be save here cause strong reference in the top component have to exist.
             i18nString = i18nPanelWRef.get().getI18nString();
         } catch (IllegalStateException e) {
             NotifyDescriptor.Message nd = new NotifyDescriptor.Message(
                     I18nUtil.getBundle().getString("EXC_BadKey"),       //NOI18N
                     NotifyDescriptor.ERROR_MESSAGE);
             DialogDisplayer.getDefault().notify(nd);
             return;
         }

         // Try to add key to bundle.
         support.getResourceHolder().addProperty(i18nString.getKey(), i18nString.getValue(), i18nString.getComment());

         replaceCount++;
         // Provide additional changes if they are available.
         if (support.hasAdditionalCustomizer()) {
             support.performAdditionalChanges();
         }

         // Replace hardcoded string.
         support.getReplacer().replace(hcString, i18nString);

         SwingUtilities.invokeLater(new Runnable() {
             public void run() {
                 skip();
             }
         });
   }

     /** Skips foudn hard coded string and conitnue to search for next one. */
     private void skip() {
         if (find()) {
             highlightHCString();
             fillDialogValues();
         } else {
             i18nPanelWRef.get().showBundleMessage("TXT_NoMoreStrings"); //NOI18N
             i18nPanelWRef.get().getCancelButton().requestFocusInWindow();
         }
     }

     /**
      * Appends //NOI18N to the current line
      */
     private void ignore() {
         I18nString i18nString = null;
         try {
             // To call weak without check have to be save here cause strong reference in the top component have to exist.
             i18nString = i18nPanelWRef.get().getI18nString();
         } catch (IllegalStateException e) {
             NotifyDescriptor.Message nd = new NotifyDescriptor.Message(
                     I18nUtil.getBundle().getString("EXC_BadKey"),       //NOI18N
                     NotifyDescriptor.ERROR_MESSAGE);
             DialogDisplayer.getDefault().notify(nd);
             return;
         }
         i18nString.setKey(null);
         support.getReplacer().replace(hcString, i18nString);
         SwingUtilities.invokeLater(new Runnable() {
             @Override
             public void run() {
                 skip();
             }
         });
     }

     /** Shows info about found hard coded string. */
     private void showInfo() {
         JPanel infoPanel = support.getInfo(hcString);

         DialogDescriptor dd = new DialogDescriptor(
                 infoPanel,
                 I18nUtil.getBundle().getString("CTL_InfoPanelTitle"));  //NOI18N

         dd.setModal(true);
         dd.setOptionType(DialogDescriptor.DEFAULT_OPTION);
         dd.setOptions(new Object[] {DialogDescriptor.OK_OPTION});
         dd.setAdditionalOptions(new Object[0]);


         Dialog infoDialog = DialogDisplayer.getDefault().createDialog(dd);
         infoDialog.setVisible(true);
     }

     /** Cancels current internationalizing session and re-layout top component to original layout. */
     public void cancel() {
         if (replaceCount>0) {
             //Need to save resource
             DataObject resource = support.getResourceHolder().getResource();
             if (resource != null) {
                 SaveCookie save = resource.getCookie(SaveCookie.class);
                 if (save!=null) {
                     try {
                         save.save();
                     } catch (IOException ex) {
                         Exceptions.printStackTrace(ex);
                     }
                 }
             }
         }
         replaceCount = 0;
         // No memory leaks.
         support = null;

         if(LOG.isLoggable(Level.FINEST)) {
             LOG.logp(Level.FINEST, getClass().getName(), "cancel()",
                      "Sets the I18nSupport to  null"); // NOI18N
         }

         closeDialog();
     }

     /** Gets dialog. In our case it is a top component.
      * @param name name of top component */
     private void getDialog(DataObject sourceDataObject) {
         Project project = Util.getProjectFor(sourceDataObject);

         Dialog dialog = dialogWRef.get();
         I18nPanel i18nPanel = i18nPanelWRef.get();

         // Dialog was not created yet or garbaged already.
         if (i18nPanel == null) {

             // Create i18n panel.
             i18nPanel = new I18nPanel(support.getPropertyPanel(),
                                       project,
                                       sourceDataObject.getPrimaryFile());

             // Helper final.
             final I18nPanel panel = i18nPanel;

             // Set button listeners.
             ActionListener listener = new ActionListener() {
                 public void actionPerformed(ActionEvent evt) {
                     final Object source = evt.getSource();
                     if (source == panel.getReplaceButton()) {
                         replace();
                     } else if (source == panel.getSkipButton()) {
                         skip();
                     } else if (source == panel.getIgnoreButton()) {
                         ignore();
                     } else if (source == panel.getInfoButton()) {
                         showInfo();
                     } else if (source == panel.getCancelButton()) {
                         cancel();
                     }
                 }
             };

             i18nPanel.getReplaceButton().addActionListener(listener);
             i18nPanel.getSkipButton().addActionListener(listener);
             i18nPanel.getIgnoreButton().addActionListener(listener);
             i18nPanel.getInfoButton().addActionListener(listener);
             i18nPanel.getCancelButton().addActionListener(listener);

             // Reset weak reference.
             i18nPanelWRef = new WeakReference<I18nPanel>(i18nPanel);

         } else {
 //            i18nPanel.setProject(project);
             i18nPanel.setFile(sourceDataObject.getPrimaryFile());
         }

         // Set default i18n string.
         i18nPanel.setI18nString(support.getDefaultI18nString());
         i18nPanel.setDefaultResource(sourceDataObject);


         if (dialog == null) {
             String title = Util.getString("CTL_I18nDialogTitle"); // NOI18N
             DialogDescriptor dd = new DialogDescriptor(
                     i18nPanel,
                     title,
                     false,
                     new Object[] {},
                     null,
                     DialogDescriptor.DEFAULT_ALIGN,
                     null,
                     null);
             dialog = DialogDisplayer.getDefault().createDialog(dd);
             dialog.setLocation(80, 80);
             dialogWRef = new WeakReference<Dialog>(dialog);
         }

         dialog.setVisible(true);
     }

     /** Shows dialog. In our case opens top component if it is necessary and
      * sets caret visible in editor part. */
     private void showDialog() {
         // Open dialog if available
         Dialog dialog = dialogWRef.get();
         if (dialog != null) {
             dialog.setVisible(true);
         }

         // Set caret visible.
         Caret caret = caretWRef.get();
         if (caret != null) {
             if (!caret.isVisible()) {
                 caret.setVisible(true);
             }
         }
     }

     /** Closes dialog. In our case removes <code>I18nPanel</code> from top component
      * and 'reconstruct it' to it's original layout. */
     private void closeDialog() {
         Dialog dialog = dialogWRef.get();
         if (dialog != null) {
             dialog.setVisible(false);
         }
     }

 }
	/*
	* 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
	* "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.netbeans.modules.i18n;

	import java.awt.Dialog;
	import java.awt.EventQueue;
	import java.awt.event.ActionEvent;
	import java.awt.event.ActionListener;
	import java.io.IOException;
	import java.lang.ref.WeakReference;
	import java.util.logging.Level;
	import java.util.logging.Logger;
	import javax.swing.JEditorPane;
	import javax.swing.JPanel;
	import javax.swing.SwingUtilities;
	import javax.swing.text.Caret;

	import org.openide.cookies.EditorCookie;
	import org.openide.DialogDescriptor;
	import org.openide.loaders.DataObject;
	import org.openide.NotifyDescriptor;
	import org.openide.DialogDisplayer;
	import org.netbeans.api.project.Project;
	import org.openide.util.Exceptions;
	import org.openide.util.RequestProcessor;
	import org.openide.ErrorManager;
	import org.openide.cookies.SaveCookie;


	/**
	* Manages performing of i18n action -> i18n-zation of one source.
	*
	* @author Peter Zavadsky
	*/
	public class I18nManager {

	static final Logger LOG = Logger.getLogger(I18nManager.class.getName());

	/** Singleton instance of I18nManager. */
	private static I18nManager manager;

	/** Support for this internatioanlize session. */
	private I18nSupport support;

	/** Weak reference to i18n panel. */
	private WeakReference<I18nPanel> i18nPanelWRef = new WeakReference<I18nPanel>(null);

	/** Weak reference to top component in which internationalizing will be provided. */
	private WeakReference<Dialog> dialogWRef = new WeakReference<Dialog>(null);

	/** Weak reference to caret in editor pane. */
	private WeakReference<Caret> caretWRef;

	/** Found hard coded string. */
	private HardCodedString hcString;

	private int replaceCount = 0;

	/** Private constructor. To ge instance use <code>getI18nMananger</code> method instead. */
	private I18nManager() {
	}


	/** Gets the only instance of I18nSupport. */
	public static synchronized I18nManager getDefault() {
	if (manager == null) {
	manager = new I18nManager();
	}
	return manager;
	}

	/** Get i18n support. */
	private void initSupport(DataObject sourceDataObject) throws IOException {
	I18nSupport.Factory factory = FactoryRegistry.getFactory(sourceDataObject.getClass());

	support = factory.create(sourceDataObject);

	if(support == null && LOG.isLoggable(Level.SEVERE)) {
	LOG.logp(Level.SEVERE, getClass().getName(),
	"initSupport(DataObject)",
	"I18nSupport is null for " + sourceDataObject);// NOI18N
	}
	}

	/** The 'heart' method called by <code>I18nAction</code>. */
	public void internationalize(final DataObject sourceDataObject) {

	// If there is i18n action working -> cancel it.
	closeDialog();

	// Initilialize support.
	try {
	initSupport(sourceDataObject);
	} catch (IOException ioe) {
	ErrorManager.getDefault().notify(ErrorManager.INFORMATIONAL, ioe);
	return;
	}

	// initialize the component
	final EditorCookie ec = sourceDataObject.getCookie(EditorCookie.class);
	if (ec == null) {
	return;
	}

	// Add i18n panel to top component.
	getDialog(sourceDataObject);
	final I18nPanel i18nPanel = i18nPanelWRef.get();
	i18nPanel.showBundleMessage("TXT_SearchingForStrings"); //NOI18N
	i18nPanel.getCancelButton().requestFocusInWindow();

	final class SearchResultDisplayer implements Runnable {
	private final boolean success;
	SearchResultDisplayer(boolean success) {
	this.success = success;
	}
	public void run() {
	if (success) {
	initCaret(ec);
	highlightHCString();
	fillDialogValues();
	i18nPanel.getReplaceButton().requestFocusInWindow();
	} else {
	i18nPanel.showBundleMessage("TXT_NoHardcodedString");//NOI18N
	i18nPanel.getCancelButton().requestFocusInWindow();

	}
	}
	}

	// do the search on background
	RequestProcessor.getDefault().post(new Runnable() {
	public void run() {
	boolean found = find();
	EventQueue.invokeLater(new SearchResultDisplayer(found));
	}
	});



	}

	/** Initializes caret. */
	private void initCaret(EditorCookie ec) {
	JEditorPane[] panes = ec.getOpenedPanes();
	if (panes == null) {
	NotifyDescriptor.Message message = new NotifyDescriptor.Message(
	I18nUtil.getBundle().getString("MSG_CouldNotOpen"), //NOI18N
	NotifyDescriptor.ERROR_MESSAGE);
	DialogDisplayer.getDefault().notify(message);
	return;
	}

	// Keep only weak ref to caret, the strong one maintains editor pane itself.
	caretWRef = new WeakReference<Caret>(panes[0].getCaret());
	}

	/** Highlights found hasrdcoded string. */
	private void highlightHCString() {
	HardCodedString hStr = hcString;

	if (hStr == null) {
	return;
	}

	// Highlight found hard coded string.
	Caret caret = caretWRef.get();

	if (caret != null) {
	caret.setDot(hStr.getStartPosition().getOffset());
	caret.moveDot(hStr.getEndPosition().getOffset());
	}
	}

	/** Finds hard coded string. */
	private boolean find() {
	// Actual find on finder.
	hcString = support.getFinder().findNextHardCodedString();

	if (hcString != null) {
	return true;
	}

	// not found in entire source document
	return false;
	}

	/** Fills values presented in internationalize dialog. */
	private void fillDialogValues() {
	// It has to work this way, at this time the strong reference in top component have to exist.
	I18nPanel i18nPanel = i18nPanelWRef.get();

	if(support == null) {
	if(LOG.isLoggable(Level.SEVERE)) {
	LOG.logp(Level.SEVERE, getClass().getName(),
	"fillDialogValues()",
	"I18nSupport is null"); // NOI18N
	}
	return;
	}

	i18nPanel.setI18nString(support.getDefaultI18nString(hcString));

	showDialog();
	}

	/** Replaces current found hard coded string and continue the search for next one. */
	private void replace() {
	I18nString i18nString = null;

	try {
	// To call weak without check have to be save here cause strong reference in the top component have to exist.
	i18nString = i18nPanelWRef.get().getI18nString();
	} catch (IllegalStateException e) {
	NotifyDescriptor.Message nd = new NotifyDescriptor.Message(
	I18nUtil.getBundle().getString("EXC_BadKey"), //NOI18N
	NotifyDescriptor.ERROR_MESSAGE);
	DialogDisplayer.getDefault().notify(nd);
	return;
	}

	// Try to add key to bundle.
	support.getResourceHolder().addProperty(i18nString.getKey(), i18nString.getValue(), i18nString.getComment());

	replaceCount++;
	// Provide additional changes if they are available.
	if (support.hasAdditionalCustomizer()) {
	support.performAdditionalChanges();
	}

	// Replace hardcoded string.
	support.getReplacer().replace(hcString, i18nString);

	SwingUtilities.invokeLater(new Runnable() {
	public void run() {
	skip();
	}
	});
	}

	/** Skips foudn hard coded string and conitnue to search for next one. */
	private void skip() {
	if (find()) {
	highlightHCString();
	fillDialogValues();
	} else {
	i18nPanelWRef.get().showBundleMessage("TXT_NoMoreStrings"); //NOI18N
	i18nPanelWRef.get().getCancelButton().requestFocusInWindow();
	}
	}

	/**
	* Appends //NOI18N to the current line
	*/
	private void ignore() {
	I18nString i18nString = null;
	try {
	// To call weak without check have to be save here cause strong reference in the top component have to exist.
	i18nString = i18nPanelWRef.get().getI18nString();
	} catch (IllegalStateException e) {
	NotifyDescriptor.Message nd = new NotifyDescriptor.Message(
	I18nUtil.getBundle().getString("EXC_BadKey"), //NOI18N
	NotifyDescriptor.ERROR_MESSAGE);
	DialogDisplayer.getDefault().notify(nd);
	return;
	}
	i18nString.setKey(null);
	support.getReplacer().replace(hcString, i18nString);
	SwingUtilities.invokeLater(new Runnable() {
	@Override
	public void run() {
	skip();
	}
	});
	}

	/** Shows info about found hard coded string. */
	private void showInfo() {
	JPanel infoPanel = support.getInfo(hcString);

	DialogDescriptor dd = new DialogDescriptor(
	infoPanel,
	I18nUtil.getBundle().getString("CTL_InfoPanelTitle")); //NOI18N

	dd.setModal(true);
	dd.setOptionType(DialogDescriptor.DEFAULT_OPTION);
	dd.setOptions(new Object[] {DialogDescriptor.OK_OPTION});
	dd.setAdditionalOptions(new Object[0]);


	Dialog infoDialog = DialogDisplayer.getDefault().createDialog(dd);
	infoDialog.setVisible(true);
	}

	/** Cancels current internationalizing session and re-layout top component to original layout. */
	public void cancel() {
	if (replaceCount>0) {
	//Need to save resource
	DataObject resource = support.getResourceHolder().getResource();
	if (resource != null) {
	SaveCookie save = resource.getCookie(SaveCookie.class);
	if (save!=null) {
	try {
	save.save();
	} catch (IOException ex) {
	Exceptions.printStackTrace(ex);
	}
	}
	}
	}
	replaceCount = 0;
	// No memory leaks.
	support = null;

	if(LOG.isLoggable(Level.FINEST)) {
	LOG.logp(Level.FINEST, getClass().getName(), "cancel()",
	"Sets the I18nSupport to null"); // NOI18N
	}

	closeDialog();
	}

	/** Gets dialog. In our case it is a top component.
	* @param name name of top component */
	private void getDialog(DataObject sourceDataObject) {
	Project project = Util.getProjectFor(sourceDataObject);

	Dialog dialog = dialogWRef.get();
	I18nPanel i18nPanel = i18nPanelWRef.get();

	// Dialog was not created yet or garbaged already.
	if (i18nPanel == null) {

	// Create i18n panel.
	i18nPanel = new I18nPanel(support.getPropertyPanel(),
	project,
	sourceDataObject.getPrimaryFile());

	// Helper final.
	final I18nPanel panel = i18nPanel;

	// Set button listeners.
	ActionListener listener = new ActionListener() {
	public void actionPerformed(ActionEvent evt) {
	final Object source = evt.getSource();
	if (source == panel.getReplaceButton()) {
	replace();
	} else if (source == panel.getSkipButton()) {
	skip();
	} else if (source == panel.getIgnoreButton()) {
	ignore();
	} else if (source == panel.getInfoButton()) {
	showInfo();
	} else if (source == panel.getCancelButton()) {
	cancel();
	}
	}
	};

	i18nPanel.getReplaceButton().addActionListener(listener);
	i18nPanel.getSkipButton().addActionListener(listener);
	i18nPanel.getIgnoreButton().addActionListener(listener);
	i18nPanel.getInfoButton().addActionListener(listener);
	i18nPanel.getCancelButton().addActionListener(listener);

	// Reset weak reference.
	i18nPanelWRef = new WeakReference<I18nPanel>(i18nPanel);

	} else {
	// i18nPanel.setProject(project);
	i18nPanel.setFile(sourceDataObject.getPrimaryFile());
	}

	// Set default i18n string.
	i18nPanel.setI18nString(support.getDefaultI18nString());
	i18nPanel.setDefaultResource(sourceDataObject);


	if (dialog == null) {
	String title = Util.getString("CTL_I18nDialogTitle"); // NOI18N
	DialogDescriptor dd = new DialogDescriptor(
	i18nPanel,
	title,
	false,
	new Object[] {},
	null,
	DialogDescriptor.DEFAULT_ALIGN,
	null,
	null);
	dialog = DialogDisplayer.getDefault().createDialog(dd);
	dialog.setLocation(80, 80);
	dialogWRef = new WeakReference<Dialog>(dialog);
	}

	dialog.setVisible(true);
	}

	/** Shows dialog. In our case opens top component if it is necessary and
	* sets caret visible in editor part. */
	private void showDialog() {
	// Open dialog if available
	Dialog dialog = dialogWRef.get();
	if (dialog != null) {
	dialog.setVisible(true);
	}

	// Set caret visible.
	Caret caret = caretWRef.get();
	if (caret != null) {
	if (!caret.isVisible()) {
	caret.setVisible(true);
	}
	}
	}

	/** Closes dialog. In our case removes <code>I18nPanel</code> from top component
	* and 'reconstruct it' to it's original layout. */
	private void closeDialog() {
	Dialog dialog = dialogWRef.get();
	if (dialog != null) {
	dialog.setVisible(false);
	}
	}

	}