misc changes
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / PHPEditor.java
index 3da3755..d7b5126 100644 (file)
@@ -1,16 +1,16 @@
 package net.sourceforge.phpeclipse.phpeditor;
 
 /**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
-    IBM Corporation - Initial implementation
-    Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
+ Copyright (c) 2000, 2002 IBM Corp. and others.
+ All rights reserved. This program and the accompanying materials
+ are made available under the terms of the Common Public License v1.0
+ which accompanies this distribution, and is available at
+ http://www.eclipse.org/legal/cpl-v10.html
+
+ Contributors:
+ IBM Corporation - Initial implementation
+ Klaus Hartlage - www.eclipseproject.de
+ **********************************************************************/
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
@@ -20,6 +20,8 @@ import java.util.ResourceBundle;
 import java.util.StringTokenizer;
 
 import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.IImportContainer;
+import net.sourceforge.phpdt.core.IImportDeclaration;
 import net.sourceforge.phpdt.core.IJavaElement;
 import net.sourceforge.phpdt.core.IJavaProject;
 import net.sourceforge.phpdt.core.IMember;
@@ -72,12 +74,14 @@ import org.eclipse.jface.text.ITextSelection;
 import org.eclipse.jface.text.ITextViewer;
 import org.eclipse.jface.text.ITextViewerExtension2;
 import org.eclipse.jface.text.ITextViewerExtension3;
+import org.eclipse.jface.text.ITextViewerExtension5;
 import org.eclipse.jface.text.ITypedRegion;
 import org.eclipse.jface.text.Position;
 import org.eclipse.jface.text.Region;
 import org.eclipse.jface.text.TextSelection;
 import org.eclipse.jface.text.information.IInformationProvider;
 import org.eclipse.jface.text.information.InformationPresenter;
+import org.eclipse.jface.text.reconciler.IReconciler;
 import org.eclipse.jface.text.source.Annotation;
 import org.eclipse.jface.text.source.IAnnotationModel;
 import org.eclipse.jface.text.source.IAnnotationModelExtension;
@@ -91,6 +95,7 @@ import org.eclipse.jface.text.source.projection.ProjectionViewer;
 import org.eclipse.jface.util.IPropertyChangeListener;
 import org.eclipse.jface.util.ListenerList;
 import org.eclipse.jface.util.PropertyChangeEvent;
+import org.eclipse.jface.viewers.IPostSelectionProvider;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.ISelectionProvider;
@@ -135,6 +140,7 @@ import org.eclipse.ui.editors.text.EditorsUI;
 import org.eclipse.ui.editors.text.IEncodingSupport;
 import org.eclipse.ui.part.IShowInTargetList;
 import org.eclipse.ui.texteditor.AbstractDecoratedTextEditor;
+import org.eclipse.ui.texteditor.AnnotationPreference;
 import org.eclipse.ui.texteditor.ChainedPreferenceStore;
 import org.eclipse.ui.texteditor.DefaultRangeIndicator;
 import org.eclipse.ui.texteditor.IDocumentProvider;
@@ -144,17 +150,80 @@ import org.eclipse.ui.texteditor.MarkerAnnotation;
 import org.eclipse.ui.texteditor.ResourceAction;
 import org.eclipse.ui.texteditor.TextEditorAction;
 import org.eclipse.ui.texteditor.TextOperationAction;
+import org.eclipse.ui.views.contentoutline.ContentOutline;
 import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
 import org.eclipse.ui.views.tasklist.TaskList;
 
 /**
  * PHP specific text editor.
  */
-public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements IViewPartInputProvider {
-//extends StatusTextEditor implements IViewPartInputProvider { // extends TextEditor {
+public abstract class PHPEditor extends AbstractDecoratedTextEditor implements IViewPartInputProvider {
+  //extends StatusTextEditor implements IViewPartInputProvider { // extends
+  // TextEditor {
+
   /**
-        * "Smart" runnable for updating the outline page's selection.
-        */
+   * Internal implementation class for a change listener.
+   * 
+   * @since 3.0
+   */
+  protected abstract class AbstractSelectionChangedListener implements ISelectionChangedListener {
+
+    /**
+     * Installs this selection changed listener with the given selection provider. If the selection provider is a post selection
+     * provider, post selection changed events are the preferred choice, otherwise normal selection changed events are requested.
+     * 
+     * @param selectionProvider
+     */
+    public void install(ISelectionProvider selectionProvider) {
+      if (selectionProvider == null)
+        return;
+
+      if (selectionProvider instanceof IPostSelectionProvider) {
+        IPostSelectionProvider provider = (IPostSelectionProvider) selectionProvider;
+        provider.addPostSelectionChangedListener(this);
+      } else {
+        selectionProvider.addSelectionChangedListener(this);
+      }
+    }
+
+    /**
+     * Removes this selection changed listener from the given selection provider.
+     * 
+     * @param selectionProvider
+     *          the selection provider
+     */
+    public void uninstall(ISelectionProvider selectionProvider) {
+      if (selectionProvider == null)
+        return;
+
+      if (selectionProvider instanceof IPostSelectionProvider) {
+        IPostSelectionProvider provider = (IPostSelectionProvider) selectionProvider;
+        provider.removePostSelectionChangedListener(this);
+      } else {
+        selectionProvider.removeSelectionChangedListener(this);
+      }
+    }
+  }
+
+  /**
+   * Updates the Java outline page selection and this editor's range indicator.
+   * 
+   * @since 3.0
+   */
+  private class EditorSelectionChangedListener extends AbstractSelectionChangedListener {
+
+    /*
+     * @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
+     */
+    public void selectionChanged(SelectionChangedEvent event) {
+      // XXX: see https://bugs.eclipse.org/bugs/show_bug.cgi?id=56161
+      PHPEditor.this.selectionChanged();
+    }
+  }
+
+  /**
+   * "Smart" runnable for updating the outline page's selection.
+   */
   class OutlinePageSelectionUpdater implements Runnable {
 
     /** Has the runnable already been posted? */
@@ -185,6 +254,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       }
     }
   };
+
   class SelectionChangedListener implements ISelectionChangedListener {
     public void selectionChanged(SelectionChangedEvent event) {
       doSelectionChanged(event);
@@ -192,404 +262,413 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   };
 
   /**
-        * Adapts an options {@link java.util.Map} to {@link org.eclipse.jface.preference.IPreferenceStore}.
-        * <p>
-        * This preference store is read-only i.e. write access
-        * throws an {@link java.lang.UnsupportedOperationException}.
-        * </p>
-        * 
-        * @since 3.0
-        */
-       private static class OptionsAdapter implements IPreferenceStore {
+   * Adapts an options {@link java.util.Map}to {@link org.eclipse.jface.preference.IPreferenceStore}.
+   * <p>
+   * This preference store is read-only i.e. write access throws an {@link java.lang.UnsupportedOperationException}.
+   * </p>
+   * 
+   * @since 3.0
+   */
+  private static class OptionsAdapter implements IPreferenceStore {
 
+    /**
+     * A property change event filter.
+     */
+    public interface IPropertyChangeEventFilter {
+
+      /**
+       * Should the given event be filtered?
+       * 
+       * @param event
+       *          The property change event.
+       * @return <code>true</code> iff the given event should be filtered.
+       */
+      public boolean isFiltered(PropertyChangeEvent event);
 
-               /**
-                * A property change event filter.
-                */
-               public interface IPropertyChangeEventFilter {
+    }
 
-                       /**
-                        * Should the given event be filtered?
-                        * @param event The property change event.
-                        * @return <code>true</code> iff the given event should be filtered.
-                        */
-                       public boolean isFiltered(PropertyChangeEvent event);
+    /**
+     * Property change listener. Listens for events in the options Map and fires a
+     * {@link org.eclipse.jface.util.PropertyChangeEvent}on this adapter with arguments from the received event.
+     */
+    private class PropertyChangeListener implements IPropertyChangeListener {
 
-               }
-               /**
-                * Property change listener. Listens for events in the options Map and
-                * fires a {@link org.eclipse.jface.util.PropertyChangeEvent}
-                * on this adapter with arguments from the received event.
-                */
-               private class PropertyChangeListener implements IPropertyChangeListener {
-
-                       /**
-                        * {@inheritDoc}
-                        */
-                       public void propertyChange(PropertyChangeEvent event) {
-                               if (getFilter().isFiltered(event))
-                                       return;
-                               
-                               if (event.getNewValue() == null)
-                                       fOptions.remove(event.getProperty());
-                               else
-                                       fOptions.put(event.getProperty(), event.getNewValue());
-                               
-                               firePropertyChangeEvent(event.getProperty(), event.getOldValue(), event.getNewValue());
-                       }
-               }
+      /**
+       * {@inheritDoc}
+       */
+      public void propertyChange(PropertyChangeEvent event) {
+        if (getFilter().isFiltered(event))
+          return;
 
-               /** Listeners on this adapter */
-               private ListenerList fListeners= new ListenerList();
+        if (event.getNewValue() == null)
+          fOptions.remove(event.getProperty());
+        else
+          fOptions.put(event.getProperty(), event.getNewValue());
 
-               /** Listener on the adapted options Map */
-               private IPropertyChangeListener fListener= new PropertyChangeListener();
+        firePropertyChangeEvent(event.getProperty(), event.getOldValue(), event.getNewValue());
+      }
+    }
 
-               /** Adapted options Map */
-               private Map fOptions;
+    /** Listeners on this adapter */
+    private ListenerList fListeners = new ListenerList();
 
-               /** Preference store through which events are received. */
-               private IPreferenceStore fMockupPreferenceStore;
+    /** Listener on the adapted options Map */
+    private IPropertyChangeListener fListener = new PropertyChangeListener();
 
-               /** Property event filter. */
-               private IPropertyChangeEventFilter fFilter;
-               
-               /**
-                * Initialize with the given options.
-                * 
-                * @param options The options to wrap
-                * @param mockupPreferenceStore the mock-up preference store
-                * @param filter the property change filter
-                */
-               public OptionsAdapter(Map options, IPreferenceStore mockupPreferenceStore, IPropertyChangeEventFilter filter) {
-                       fMockupPreferenceStore= mockupPreferenceStore;
-                       fOptions= options;
-                       setFilter(filter);
-               }
+    /** Adapted options Map */
+    private Map fOptions;
 
-               /**
-                * {@inheritDoc}
-                */
-               public void addPropertyChangeListener(IPropertyChangeListener listener) {
-                       if (fListeners.size() == 0)
-                               fMockupPreferenceStore.addPropertyChangeListener(fListener);
-                       fListeners.add(listener);
-               }
+    /** Preference store through which events are received. */
+    private IPreferenceStore fMockupPreferenceStore;
 
-               /**
-                * {@inheritDoc}
-                */
-               public void removePropertyChangeListener(IPropertyChangeListener listener) {
-                       fListeners.remove(listener);
-                       if (fListeners.size() == 0)
-                               fMockupPreferenceStore.removePropertyChangeListener(fListener);
-               }
+    /** Property event filter. */
+    private IPropertyChangeEventFilter fFilter;
 
-               /**
-                * {@inheritDoc}
-                */
-               public boolean contains(String name) {
-                       return fOptions.containsKey(name);
-               }
+    /**
+     * Initialize with the given options.
+     * 
+     * @param options
+     *          The options to wrap
+     * @param mockupPreferenceStore
+     *          the mock-up preference store
+     * @param filter
+     *          the property change filter
+     */
+    public OptionsAdapter(Map options, IPreferenceStore mockupPreferenceStore, IPropertyChangeEventFilter filter) {
+      fMockupPreferenceStore = mockupPreferenceStore;
+      fOptions = options;
+      setFilter(filter);
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
-                       PropertyChangeEvent event= new PropertyChangeEvent(this, name, oldValue, newValue);
-                       Object[] listeners= fListeners.getListeners();
-                       for (int i= 0; i < listeners.length; i++)
-                               ((IPropertyChangeListener) listeners[i]).propertyChange(event);
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void addPropertyChangeListener(IPropertyChangeListener listener) {
+      if (fListeners.size() == 0)
+        fMockupPreferenceStore.addPropertyChangeListener(fListener);
+      fListeners.add(listener);
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public boolean getBoolean(String name) {
-                       boolean value= BOOLEAN_DEFAULT_DEFAULT;
-                       String s= (String) fOptions.get(name);
-                       if (s != null)
-                               value= s.equals(TRUE);
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void removePropertyChangeListener(IPropertyChangeListener listener) {
+      fListeners.remove(listener);
+      if (fListeners.size() == 0)
+        fMockupPreferenceStore.removePropertyChangeListener(fListener);
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public boolean getDefaultBoolean(String name) {
-                       return BOOLEAN_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public boolean contains(String name) {
+      return fOptions.containsKey(name);
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public double getDefaultDouble(String name) {
-                       return DOUBLE_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
+      PropertyChangeEvent event = new PropertyChangeEvent(this, name, oldValue, newValue);
+      Object[] listeners = fListeners.getListeners();
+      for (int i = 0; i < listeners.length; i++)
+        ((IPropertyChangeListener) listeners[i]).propertyChange(event);
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public float getDefaultFloat(String name) {
-                       return FLOAT_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public boolean getBoolean(String name) {
+      boolean value = BOOLEAN_DEFAULT_DEFAULT;
+      String s = (String) fOptions.get(name);
+      if (s != null)
+        value = s.equals(TRUE);
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public int getDefaultInt(String name) {
-                       return INT_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public boolean getDefaultBoolean(String name) {
+      return BOOLEAN_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public long getDefaultLong(String name) {
-                       return LONG_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public double getDefaultDouble(String name) {
+      return DOUBLE_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public String getDefaultString(String name) {
-                       return STRING_DEFAULT_DEFAULT;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public float getDefaultFloat(String name) {
+      return FLOAT_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public double getDouble(String name) {
-                       double value= DOUBLE_DEFAULT_DEFAULT;
-                       String s= (String) fOptions.get(name);
-                       if (s != null) {
-                               try {
-                                       value= new Double(s).doubleValue();
-                               } catch (NumberFormatException e) {
-                               }
-                       }
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public int getDefaultInt(String name) {
+      return INT_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public float getFloat(String name) {
-                       float value= FLOAT_DEFAULT_DEFAULT;
-                       String s= (String) fOptions.get(name);
-                       if (s != null) {
-                               try {
-                                       value= new Float(s).floatValue();
-                               } catch (NumberFormatException e) {
-                               }
-                       }
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public long getDefaultLong(String name) {
+      return LONG_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public int getInt(String name) {
-                       int value= INT_DEFAULT_DEFAULT;
-                       String s= (String) fOptions.get(name);
-                       if (s != null) {
-                               try {
-                                       value= new Integer(s).intValue();
-                               } catch (NumberFormatException e) {
-                               }
-                       }
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public String getDefaultString(String name) {
+      return STRING_DEFAULT_DEFAULT;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public long getLong(String name) {
-                       long value= LONG_DEFAULT_DEFAULT;
-                       String s= (String) fOptions.get(name);
-                       if (s != null) {
-                               try {
-                                       value= new Long(s).longValue();
-                               } catch (NumberFormatException e) {
-                               }
-                       }
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public double getDouble(String name) {
+      double value = DOUBLE_DEFAULT_DEFAULT;
+      String s = (String) fOptions.get(name);
+      if (s != null) {
+        try {
+          value = new Double(s).doubleValue();
+        } catch (NumberFormatException e) {
+        }
+      }
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public String getString(String name) {
-                       String value= (String) fOptions.get(name);
-                       if (value == null)
-                               value= STRING_DEFAULT_DEFAULT;
-                       return value;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public float getFloat(String name) {
+      float value = FLOAT_DEFAULT_DEFAULT;
+      String s = (String) fOptions.get(name);
+      if (s != null) {
+        try {
+          value = new Float(s).floatValue();
+        } catch (NumberFormatException e) {
+        }
+      }
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public boolean isDefault(String name) {
-                       return false;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public int getInt(String name) {
+      int value = INT_DEFAULT_DEFAULT;
+      String s = (String) fOptions.get(name);
+      if (s != null) {
+        try {
+          value = new Integer(s).intValue();
+        } catch (NumberFormatException e) {
+        }
+      }
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public boolean needsSaving() {
-                       return !fOptions.isEmpty();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public long getLong(String name) {
+      long value = LONG_DEFAULT_DEFAULT;
+      String s = (String) fOptions.get(name);
+      if (s != null) {
+        try {
+          value = new Long(s).longValue();
+        } catch (NumberFormatException e) {
+        }
+      }
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void putValue(String name, String value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public String getString(String name) {
+      String value = (String) fOptions.get(name);
+      if (value == null)
+        value = STRING_DEFAULT_DEFAULT;
+      return value;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, double value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public boolean isDefault(String name) {
+      return false;
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, float value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public boolean needsSaving() {
+      return !fOptions.isEmpty();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, int value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void putValue(String name, String value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, long value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, double value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, String defaultObject) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, float value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setDefault(String name, boolean value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, int value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setToDefault(String name) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, long value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, double value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, String defaultObject) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, float value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setDefault(String name, boolean value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, int value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setToDefault(String name) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, long value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, double value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, String value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, float value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * {@inheritDoc}
-                */
-               public void setValue(String name, boolean value) {
-                       throw new UnsupportedOperationException();
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, int value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * Returns the adapted options Map.
-                * 
-                * @return Returns the adapted options Map.
-                */
-               public Map getOptions() {
-                       return fOptions;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, long value) {
+      throw new UnsupportedOperationException();
+    }
 
-               /**
-                * Returns the mock-up preference store, events are received through this preference store.
-                * @return Returns the mock-up preference store.
-                */
-               public IPreferenceStore getMockupPreferenceStore() {
-                       return fMockupPreferenceStore;
-               }
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, String value) {
+      throw new UnsupportedOperationException();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public void setValue(String name, boolean value) {
+      throw new UnsupportedOperationException();
+    }
+
+    /**
+     * Returns the adapted options Map.
+     * 
+     * @return Returns the adapted options Map.
+     */
+    public Map getOptions() {
+      return fOptions;
+    }
+
+    /**
+     * Returns the mock-up preference store, events are received through this preference store.
+     * 
+     * @return Returns the mock-up preference store.
+     */
+    public IPreferenceStore getMockupPreferenceStore() {
+      return fMockupPreferenceStore;
+    }
+
+    /**
+     * Set the event filter to the given filter.
+     * 
+     * @param filter
+     *          The new filter.
+     */
+    public void setFilter(IPropertyChangeEventFilter filter) {
+      fFilter = filter;
+    }
+
+    /**
+     * Returns the event filter.
+     * 
+     * @return The event filter.
+     */
+    public IPropertyChangeEventFilter getFilter() {
+      return fFilter;
+    }
+  }
 
-               /**
-                * Set the event filter to the given filter.
-                * 
-                * @param filter The new filter.
-                */
-               public void setFilter(IPropertyChangeEventFilter filter) {
-                       fFilter= filter;
-               }
-               
-               /**
-                * Returns the event filter.
-                * 
-                * @return The event filter.
-                */
-               public IPropertyChangeEventFilter getFilter() {
-                       return fFilter;
-               }
-       }
   /*
-  * Link mode.  
-  */
-  class MouseClickListener
-    implements KeyListener, MouseListener, MouseMoveListener, FocusListener, PaintListener, IPropertyChangeListener, IDocumentListener, ITextInputListener {
+   * Link mode.
+   */
+  class MouseClickListener implements KeyListener, MouseListener, MouseMoveListener, FocusListener, PaintListener,
+      IPropertyChangeListener, IDocumentListener, ITextInputListener {
 
     /** The session is active. */
     private boolean fActive;
 
     /** The currently active style range. */
     private IRegion fActiveRegion;
+
     /** The currently active style range as position. */
     private Position fRememberedPosition;
+
     /** The hand cursor. */
     private Cursor fCursor;
 
     /** The link color. */
     private Color fColor;
+
     /** The key modifier mask. */
     private int fKeyModifierMask;
 
@@ -641,7 +720,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       if (fKeyModifierMask == -1) {
         // Fallback to stored state mask
         fKeyModifierMask = getPreferenceStore().getInt(BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK);
-      };
+      }
+      ;
     }
 
     private int computeStateMask(String modifiers) {
@@ -725,8 +805,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
 
     /**
-     * Creates a color from the information stored in the given preference store.
-     * Returns <code>null</code> if there is no such information available.
+     * Creates a color from the information stored in the given preference store. Returns <code>null</code> if there is no such
+     * information available.
      */
     private Color createColor(IPreferenceStore store, String key, Display display) {
 
@@ -764,11 +844,11 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
 
         // remove style
         if (!redrawAll && viewer instanceof ITextViewerExtension2)
-           ((ITextViewerExtension2) viewer).invalidateTextPresentation(offset, length);
+          ((ITextViewerExtension2) viewer).invalidateTextPresentation(offset, length);
         else
           viewer.invalidateTextPresentation();
 
-        // remove underline                            
+        // remove underline
         if (viewer instanceof ITextViewerExtension3) {
           ITextViewerExtension3 extension = (ITextViewerExtension3) viewer;
           offset = extension.modelOffset2WidgetOffset(offset);
@@ -787,7 +867,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       fActiveRegion = null;
     }
 
-    // will eventually be replaced by a method provided by jdt.core            
+    // will eventually be replaced by a method provided by jdt.core
     private IRegion selectWord(IDocument document, int anchor) {
 
       try {
@@ -849,7 +929,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       //                                       return selectWord(viewer.getDocument(), offset);
       //                                       
       //                               } catch (JavaModelException e) {
-      //                                       return null;    
+      //                                       return null;
       //                               }
     }
 
@@ -956,7 +1036,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
 
       fActive = true;
 
-      //                               removed for #25871                      
+      //                               removed for #25871
       //
       //                               ISourceViewer viewer= getSourceViewer();
       //                               if (viewer == null)
@@ -967,7 +1047,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       //                                       return;
       //                       
       //                               highlightRegion(viewer, region);
-      //                               activateCursor(viewer);                                                                                         
+      //                               activateCursor(viewer);
     }
 
     /*
@@ -986,6 +1066,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
      */
     public void mouseDoubleClick(MouseEvent e) {
     }
+
     /*
      * @see org.eclipse.swt.events.MouseListener#mouseDown(org.eclipse.swt.events.MouseEvent)
      */
@@ -1124,7 +1205,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
 
     /*
-     * @see org.eclipse.jface.text.ITextInputListener#inputDocumentAboutToBeChanged(org.eclipse.jface.text.IDocument, org.eclipse.jface.text.IDocument)
+     * @see org.eclipse.jface.text.ITextInputListener#inputDocumentAboutToBeChanged(org.eclipse.jface.text.IDocument,
+     *      org.eclipse.jface.text.IDocument)
      */
     public void inputDocumentAboutToBeChanged(IDocument oldInput, IDocument newInput) {
       if (oldInput == null)
@@ -1134,7 +1216,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
 
     /*
-     * @see org.eclipse.jface.text.ITextInputListener#inputDocumentChanged(org.eclipse.jface.text.IDocument, org.eclipse.jface.text.IDocument)
+     * @see org.eclipse.jface.text.ITextInputListener#inputDocumentChanged(org.eclipse.jface.text.IDocument,
+     *      org.eclipse.jface.text.IDocument)
      */
     public void inputDocumentChanged(IDocument oldInput, IDocument newInput) {
       if (newInput == null)
@@ -1195,7 +1278,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
 
     private boolean includes(IRegion region, IRegion position) {
-      return position.getOffset() >= region.getOffset() && position.getOffset() + position.getLength() <= region.getOffset() + region.getLength();
+      return position.getOffset() >= region.getOffset()
+          && position.getOffset() + position.getLength() <= region.getOffset() + region.getLength();
     }
 
     private Point getMinimumLocation(StyledText text, int offset, int length) {
@@ -1230,10 +1314,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   };
 
   /**
-   * This action dispatches into two behaviours: If there is no current text
-   * hover, the javadoc is displayed using information presenter. If there is
-   * a current text hover, it is converted into a information presenter in
-   * order to make it sticky.
+   * This action dispatches into two behaviours: If there is no current text hover, the javadoc is displayed using information
+   * presenter. If there is a current text hover, it is converted into a information presenter in order to make it sticky.
    */
   class InformationDispatchAction extends TextEditorAction {
 
@@ -1301,8 +1383,10 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
           public IRegion getSubject(ITextViewer textViewer, int offset) {
             return hoverRegion;
           }
+
           /*
-           * @see org.eclipse.jface.text.information.IInformationProvider#getInformation(org.eclipse.jface.text.ITextViewer, org.eclipse.jface.text.IRegion)
+           * @see org.eclipse.jface.text.information.IInformationProvider#getInformation(org.eclipse.jface.text.ITextViewer,
+           *      org.eclipse.jface.text.IRegion)
            */
           public String getInformation(ITextViewer textViewer, IRegion subject) {
             return hoverInfo;
@@ -1342,38 +1426,41 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
   };
 
-//  static protected class AnnotationAccess implements IAnnotationAccess {
-//    /*
-//     * @see org.eclipse.jface.text.source.IAnnotationAccess#getType(org.eclipse.jface.text.source.Annotation)
-//     */
-//    public Object getType(Annotation annotation) {
-//      if (annotation instanceof IJavaAnnotation) {
-//        IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
-//   //     if (javaAnnotation.isRelevant())
-//   //       return javaAnnotation.getAnnotationType();
-//      }
-//      return null;
-//    }
-//
-//    /*
-//     * @see org.eclipse.jface.text.source.IAnnotationAccess#isMultiLine(org.eclipse.jface.text.source.Annotation)
-//     */
-//    public boolean isMultiLine(Annotation annotation) {
-//      return true;
-//    }
-//
-//    /*
-//     * @see org.eclipse.jface.text.source.IAnnotationAccess#isTemporary(org.eclipse.jface.text.source.Annotation)
-//     */
-//    public boolean isTemporary(Annotation annotation) {
-//      if (annotation instanceof IJavaAnnotation) {
-//        IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
-//        if (javaAnnotation.isRelevant())
-//          return javaAnnotation.isTemporary();
-//      }
-//      return false;
-//    }
-//  };
+  //  static protected class AnnotationAccess implements IAnnotationAccess {
+  //    /*
+  //     * @see
+  // org.eclipse.jface.text.source.IAnnotationAccess#getType(org.eclipse.jface.text.source.Annotation)
+  //     */
+  //    public Object getType(Annotation annotation) {
+  //      if (annotation instanceof IJavaAnnotation) {
+  //        IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
+  //   // if (javaAnnotation.isRelevant())
+  //   // return javaAnnotation.getAnnotationType();
+  //      }
+  //      return null;
+  //    }
+  //
+  //    /*
+  //     * @see
+  // org.eclipse.jface.text.source.IAnnotationAccess#isMultiLine(org.eclipse.jface.text.source.Annotation)
+  //     */
+  //    public boolean isMultiLine(Annotation annotation) {
+  //      return true;
+  //    }
+  //
+  //    /*
+  //     * @see
+  // org.eclipse.jface.text.source.IAnnotationAccess#isTemporary(org.eclipse.jface.text.source.Annotation)
+  //     */
+  //    public boolean isTemporary(Annotation annotation) {
+  //      if (annotation instanceof IJavaAnnotation) {
+  //        IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
+  //        if (javaAnnotation.isRelevant())
+  //          return javaAnnotation.isTemporary();
+  //      }
+  //      return false;
+  //    }
+  //  };
 
   private class PropertyChangeListener implements org.eclipse.core.runtime.Preferences.IPropertyChangeListener {
     /*
@@ -1383,132 +1470,146 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       handlePreferencePropertyChanged(event);
     }
   };
-  
+
   /**
-        * Finds and marks occurrence annotations.
-        * 
-        * @since 3.0
-        */
-       class OccurrencesFinderJob extends Job implements IDocumentListener {
-               
-               private IDocument fDocument;
-               private boolean fCancelled= false;
-               private IProgressMonitor fProgressMonitor;
-               private Position[] fPositions;
-               
-               public OccurrencesFinderJob(IDocument document, Position[] positions) {
-                       super("Occurrences Marker"); //$NON-NLS-1$
-                       fDocument= document;
-                       fPositions= positions;
-                       fDocument.addDocumentListener(this);
-               }
-               
-               private boolean isCancelled() {
-                       return fCancelled || fProgressMonitor.isCanceled();
-               }
-               
-               /*
-                * @see Job#run(org.eclipse.core.runtime.IProgressMonitor)
-                */
-               public IStatus run(IProgressMonitor progressMonitor) {
-                       
-                       fProgressMonitor= progressMonitor;
-                       
-                       try {
-                               
-                               if (isCancelled())
-                                       return Status.CANCEL_STATUS;
-                               
-                               ITextViewer textViewer= getViewer(); 
-                               if (textViewer == null)
-                                       return Status.CANCEL_STATUS;
-                               
-                               IDocument document= textViewer.getDocument();
-                               if (document == null)
-                                       return Status.CANCEL_STATUS;
-                               
-                               IDocumentProvider documentProvider= getDocumentProvider();
-                               if (documentProvider == null)
-                                       return Status.CANCEL_STATUS;
-                       
-                               IAnnotationModel annotationModel= documentProvider.getAnnotationModel(getEditorInput());
-                               if (annotationModel == null)
-                                       return Status.CANCEL_STATUS;
-                               
-                               // Add occurrence annotations
-                               int length= fPositions.length;
-                               Map annotationMap= new HashMap(length);
-                               for (int i= 0; i < length; i++) {
-                                       
-                                       if (isCancelled())
-                                               return Status.CANCEL_STATUS; 
-                                       
-                                       String message;
-                                       Position position= fPositions[i];
-                                       
-                                       // Create & add annotation
-                                       try {
-                                               message= document.get(position.offset, position.length);
-                                       } catch (BadLocationException ex) {
-                                               // Skip this match
-                                               continue;
-                                       }
-                                       annotationMap.put(
-                                                       new Annotation("net.sourceforge.phpdt.ui.occurrences", false, message), //$NON-NLS-1$
-                                                       position);
-                               }
-                               
-                               if (isCancelled())
-                                       return Status.CANCEL_STATUS;
-                               
-                               synchronized (annotationModel) {
-                                       if (annotationModel instanceof IAnnotationModelExtension) {
-                                               ((IAnnotationModelExtension)annotationModel).replaceAnnotations(fOccurrenceAnnotations, annotationMap);
-                                       } else {
-                                               removeOccurrenceAnnotations();
-                                               Iterator iter= annotationMap.entrySet().iterator();
-                                               while (iter.hasNext()) {
-                                                       Map.Entry mapEntry= (Map.Entry)iter.next(); 
-                                                       annotationModel.addAnnotation((Annotation)mapEntry.getKey(), (Position)mapEntry.getValue());
-                                               }
-                                       }
-                                       fOccurrenceAnnotations= (Annotation[])annotationMap.keySet().toArray(new Annotation[annotationMap.keySet().size()]);
-                               }
-                       } finally {
-                               fDocument.removeDocumentListener(this);
-                       }
-                       return Status.OK_STATUS;
-               }
+   * Finds and marks occurrence annotations.
+   * 
+   * @since 3.0
+   */
+  class OccurrencesFinderJob extends Job implements IDocumentListener {
 
-               /*
-                * @see org.eclipse.jface.text.IDocumentListener#documentAboutToBeChanged(org.eclipse.jface.text.DocumentEvent)
-                */
-               public void documentAboutToBeChanged(DocumentEvent event) {
-                       fCancelled= true;
-               }
+    private IDocument fDocument;
+
+    private boolean fCancelled = false;
+
+    private IProgressMonitor fProgressMonitor;
+
+    private Position[] fPositions;
+
+    public OccurrencesFinderJob(IDocument document, Position[] positions) {
+      super("Occurrences Marker"); //$NON-NLS-1$
+      fDocument = document;
+      fPositions = positions;
+      fDocument.addDocumentListener(this);
+    }
+
+    private boolean isCancelled() {
+      return fCancelled || fProgressMonitor.isCanceled();
+    }
+
+    /*
+     * @see Job#run(org.eclipse.core.runtime.IProgressMonitor)
+     */
+    public IStatus run(IProgressMonitor progressMonitor) {
+
+      fProgressMonitor = progressMonitor;
+
+      try {
+
+        if (isCancelled())
+          return Status.CANCEL_STATUS;
+
+        ITextViewer textViewer = getViewer();
+        if (textViewer == null)
+          return Status.CANCEL_STATUS;
+
+        IDocument document = textViewer.getDocument();
+        if (document == null)
+          return Status.CANCEL_STATUS;
+
+        IDocumentProvider documentProvider = getDocumentProvider();
+        if (documentProvider == null)
+          return Status.CANCEL_STATUS;
+
+        IAnnotationModel annotationModel = documentProvider.getAnnotationModel(getEditorInput());
+        if (annotationModel == null)
+          return Status.CANCEL_STATUS;
+
+        // Add occurrence annotations
+        int length = fPositions.length;
+        Map annotationMap = new HashMap(length);
+        for (int i = 0; i < length; i++) {
+
+          if (isCancelled())
+            return Status.CANCEL_STATUS;
+
+          String message;
+          Position position = fPositions[i];
+
+          // Create & add annotation
+          try {
+            message = document.get(position.offset, position.length);
+          } catch (BadLocationException ex) {
+            // Skip this match
+            continue;
+          }
+          annotationMap.put(new Annotation("net.sourceforge.phpdt.ui.occurrences", false, message), //$NON-NLS-1$
+              position);
+        }
+
+        if (isCancelled())
+          return Status.CANCEL_STATUS;
+
+        synchronized (annotationModel) {
+          if (annotationModel instanceof IAnnotationModelExtension) {
+            ((IAnnotationModelExtension) annotationModel).replaceAnnotations(fOccurrenceAnnotations, annotationMap);
+          } else {
+            removeOccurrenceAnnotations();
+            Iterator iter = annotationMap.entrySet().iterator();
+            while (iter.hasNext()) {
+              Map.Entry mapEntry = (Map.Entry) iter.next();
+              annotationModel.addAnnotation((Annotation) mapEntry.getKey(), (Position) mapEntry.getValue());
+            }
+          }
+          fOccurrenceAnnotations = (Annotation[]) annotationMap.keySet().toArray(new Annotation[annotationMap.keySet().size()]);
+        }
+      } finally {
+        fDocument.removeDocumentListener(this);
+      }
+      return Status.OK_STATUS;
+    }
+
+    /*
+     * @see org.eclipse.jface.text.IDocumentListener#documentAboutToBeChanged(org.eclipse.jface.text.DocumentEvent)
+     */
+    public void documentAboutToBeChanged(DocumentEvent event) {
+      fCancelled = true;
+    }
+
+    /*
+     * @see org.eclipse.jface.text.IDocumentListener#documentChanged(org.eclipse.jface.text.DocumentEvent)
+     */
+    public void documentChanged(DocumentEvent event) {
+    }
+  }
+
+  /**
+   * Updates the selection in the editor's widget with the selection of the outline page.
+   */
+  class OutlineSelectionChangedListener extends AbstractSelectionChangedListener {
+    public void selectionChanged(SelectionChangedEvent event) {
+      doSelectionChanged(event);
+    }
+  }
+
+  /**
+   * Holds the current occurrence annotations.
+   * 
+   * @since 3.0
+   */
+  private Annotation[] fOccurrenceAnnotations = null;
 
-               /*
-                * @see org.eclipse.jface.text.IDocumentListener#documentChanged(org.eclipse.jface.text.DocumentEvent)
-                */
-               public void documentChanged(DocumentEvent event) {
-               }
-       }
-       
-       
-       /**
-        * Holds the current occurrence annotations.
-        * @since 3.0
-        */
-  private Annotation[] fOccurrenceAnnotations= null;
-  
   private Job fOccurrencesFinderJob;
-       
+
   /** Preference key for showing the line number ruler */
-//  private final static String LINE_NUMBER_RULER = PreferenceConstants.EDITOR_LINE_NUMBER_RULER;
+  //  private final static String LINE_NUMBER_RULER =
+  // PreferenceConstants.EDITOR_LINE_NUMBER_RULER;
   /** Preference key for the foreground color of the line numbers */
- // private final static String LINE_NUMBER_COLOR = PreferenceConstants.EDITOR_LINE_NUMBER_RULER_COLOR;
+  // private final static String LINE_NUMBER_COLOR =
+  // PreferenceConstants.EDITOR_LINE_NUMBER_RULER_COLOR;
   /** Preference key for the link color */
   private final static String LINK_COLOR = PreferenceConstants.EDITOR_LINK_COLOR;
+
   /** Preference key for compiler task tags */
   private final static String COMPILER_TASK_TAGS = JavaCore.COMPILER_TASK_TAGS;
 
@@ -1517,73 +1618,96 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //  private AbstractContentOutlinePage fOutlinePage;
   /** The outline page */
   protected JavaOutlinePage fOutlinePage;
+
   /** Outliner context menu Id */
   protected String fOutlinerContextMenuId;
-       /**
-        * The editor selection changed listener.
-        * 
-        * @since 3.0
-        */
-//  private EditorSelectionChangedListener fEditorSelectionChangedListener;
-  /** Indicates whether this editor should react on outline page selection changes */
+
+  /**
+   * The editor selection changed listener.
+   * 
+   * @since 3.0
+   */
+  //  private EditorSelectionChangedListener fEditorSelectionChangedListener;
+  /**
+   * Indicates whether this editor should react on outline page selection changes
+   */
   private int fIgnoreOutlinePageSelection;
-  
-       /** The outline page selection updater */
-       private OutlinePageSelectionUpdater fUpdater;
+
+  /** The outline page selection updater */
+  private OutlinePageSelectionUpdater fUpdater;
+
   //  protected PHPSyntaxParserThread fValidationThread = null;
 
   // private IPreferenceStore fPHPPrefStore;
   /** The selection changed listener */
-  protected ISelectionChangedListener fSelectionChangedListener = new SelectionChangedListener();
+  //  protected ISelectionChangedListener fSelectionChangedListener = new
+  // SelectionChangedListener();
+  /**
+   * The editor selection changed listener.
+   * 
+   * @since 3.0
+   */
+  private EditorSelectionChangedListener fEditorSelectionChangedListener;
+
+  /** The selection changed listener */
+  protected AbstractSelectionChangedListener fOutlineSelectionChangedListener = new OutlineSelectionChangedListener();
 
   /** The editor's bracket matcher */
   private PHPPairMatcher fBracketMatcher = new PHPPairMatcher(BRACKETS);
 
-
   /** The line number ruler column */
-//  private LineNumberRulerColumn fLineNumberRulerColumn;
+  //  private LineNumberRulerColumn fLineNumberRulerColumn;
   /** This editor's encoding support */
   private DefaultEncodingSupport fEncodingSupport;
+
   /** The mouse listener */
   private MouseClickListener fMouseListener;
 
   protected CompositeActionGroup fActionGroups;
+
   protected CompositeActionGroup fContextMenuGroup;
 
-  /** 
-        * This editor's projection support 
-        * @since 3.0
-        */
-       private ProjectionSupport fProjectionSupport;
-       /** 
-        * This editor's projection model updater 
-        * @since 3.0
-        */
-       private IJavaFoldingStructureProvider fProjectionModelUpdater;
   /**
-        * The action group for folding.
-        *  
-        * @since 3.0
-        */
-       private FoldingActionGroup fFoldingGroup;
-       
+   * This editor's projection support
+   * 
+   * @since 3.0
+   */
+  private ProjectionSupport fProjectionSupport;
+
+  /**
+   * This editor's projection model updater
+   * 
+   * @since 3.0
+   */
+  private IJavaFoldingStructureProvider fProjectionModelUpdater;
+
+  /**
+   * The action group for folding.
+   * 
+   * @since 3.0
+   */
+  private FoldingActionGroup fFoldingGroup;
+
   /** The information presenter. */
   private InformationPresenter fInformationPresenter;
+
   /** The annotation access */
-//  protected IAnnotationAccess fAnnotationAccess = new AnnotationAccess();
+  //  protected IAnnotationAccess fAnnotationAccess = new AnnotationAccess();
   /** The overview ruler */
   protected OverviewRuler isOverviewRulerVisible;
+
   /** The source viewer decoration support */
   //protected SourceViewerDecorationSupport fSourceViewerDecorationSupport;
   /** The overview ruler */
   //protected OverviewRuler fOverviewRuler;
-
   /** The preference property change listener for java core. */
   private org.eclipse.core.runtime.Preferences.IPropertyChangeListener fPropertyChangeListener = new PropertyChangeListener();
+
   /**
    * Returns the most narrow java element including the given offset
    * 
-   * @param offset the offset inside of the requested element
+   * @param offset
+   *          the offset inside of the requested element
    */
   abstract protected IJavaElement getElementAt(int offset);
 
@@ -1591,9 +1715,10 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
    * Returns the java element of this editor's input corresponding to the given IJavaElement
    */
   abstract protected IJavaElement getCorrespondingElement(IJavaElement element);
+
   /**
-        * Sets the input of the editor's outline page.
-        */
+   * Sets the input of the editor's outline page.
+   */
   abstract protected void setOutlinePageInput(JavaOutlinePage page, IEditorInput input);
 
   /**
@@ -1602,47 +1727,60 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   public PHPEditor() {
     super();
   }
-       /*
-        * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeKeyBindingScopes()
-        */
-       protected void initializeKeyBindingScopes() {
-               setKeyBindingScopes(new String[] { "net.sourceforge.phpdt.ui.phpEditorScope" });  //$NON-NLS-1$
-       }
-       
-       /*
-        * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeEditor()
-        */
-       protected void initializeEditor() {
-         //jsurfer old code
-               JavaTextTools textTools= PHPeclipsePlugin.getDefault().getJavaTextTools();
-               setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools, this)); //, IJavaPartitions.JAVA_PARTITIONING));
-               setRangeIndicator(new DefaultRangeIndicator());
-//             IPreferenceStore store= PHPeclipsePlugin.getDefault().getPreferenceStore();
-//             setPreferenceStore(store);
-               IPreferenceStore store= createCombinedPreferenceStore(null);
-               setPreferenceStore(store);
-               
-               // TODO changed in 3.x ?
-           if (PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE))
-             fUpdater= new OutlinePageSelectionUpdater();
-           // jsurfer end
-           
-//             IPreferenceStore store= createCombinedPreferenceStore(null);
-//             setPreferenceStore(store);
-//             JavaTextTools textTools= PHPeclipsePlugin.getDefault().getJavaTextTools();
-//             setSourceViewerConfiguration(new JavaSourceViewerConfiguration(textTools.getColorManager(), store, this, IJavaPartitions.JAVA_PARTITIONING));
-//             fMarkOccurrenceAnnotations= store.getBoolean(PreferenceConstants.EDITOR_MARK_OCCURRENCES);
-//             fStickyOccurrenceAnnotations= store.getBoolean(PreferenceConstants.EDITOR_STICKY_OCCURRENCES);
-//             fMarkTypeOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_TYPE_OCCURRENCES);
-//             fMarkMethodOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_OCCURRENCES);
-//             fMarkConstantOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_CONSTANT_OCCURRENCES);
-//             fMarkFieldOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_FIELD_OCCURRENCES);
-//             fMarkLocalVariableypeOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_LOCAL_VARIABLE_OCCURRENCES);
-//             fMarkExceptionOccurrences= store.getBoolean(PreferenceConstants.EDITOR_MARK_EXCEPTION_OCCURRENCES);
-//             fMarkMethodExitPoints= store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_EXIT_POINTS);
-       }
+
+  /*
+   * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeKeyBindingScopes()
+   */
+  protected void initializeKeyBindingScopes() {
+    setKeyBindingScopes(new String[] { "net.sourceforge.phpdt.ui.phpEditorScope" }); //$NON-NLS-1$
+  }
+
+  /*
+   * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeEditor()
+   */
+  protected void initializeEditor() {
+    //jsurfer old code
+    JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
+    setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools, this)); //, IJavaPartitions.JAVA_PARTITIONING));
+    setRangeIndicator(new DefaultRangeIndicator());
+    //         IPreferenceStore store=
+    // PHPeclipsePlugin.getDefault().getPreferenceStore();
+    //         setPreferenceStore(store);
+    IPreferenceStore store = createCombinedPreferenceStore(null);
+    setPreferenceStore(store);
+
+    // TODO changed in 3.x ?
+    if (PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE))
+      fUpdater = new OutlinePageSelectionUpdater();
+    // jsurfer end
+
+    //         IPreferenceStore store= createCombinedPreferenceStore(null);
+    //         setPreferenceStore(store);
+    //         JavaTextTools textTools=
+    // PHPeclipsePlugin.getDefault().getJavaTextTools();
+    //         setSourceViewerConfiguration(new
+    // JavaSourceViewerConfiguration(textTools.getColorManager(), store,
+    // this, IJavaPartitions.JAVA_PARTITIONING));
+    //         fMarkOccurrenceAnnotations=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_OCCURRENCES);
+    //         fStickyOccurrenceAnnotations=
+    // store.getBoolean(PreferenceConstants.EDITOR_STICKY_OCCURRENCES);
+    //         fMarkTypeOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_TYPE_OCCURRENCES);
+    //         fMarkMethodOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_OCCURRENCES);
+    //         fMarkConstantOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_CONSTANT_OCCURRENCES);
+    //         fMarkFieldOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_FIELD_OCCURRENCES);
+    //         fMarkLocalVariableypeOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_LOCAL_VARIABLE_OCCURRENCES);
+    //         fMarkExceptionOccurrences=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_EXCEPTION_OCCURRENCES);
+    //         fMarkMethodExitPoints=
+    // store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_EXIT_POINTS);
+  }
+
   /*
    * @see org.eclipse.ui.texteditor.AbstractTextEditor#updatePropertyDependentActions()
    */
@@ -1685,12 +1823,14 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   public void updatedTitleImage(Image image) {
     setTitleImage(image);
   }
+
   /*
    * @see net.sourceforge.phpdt.internal.ui.viewsupport.IViewPartInputProvider#getViewPartInput()
    */
   public Object getViewPartInput() {
     return getEditorInput().getAdapter(IResource.class);
   }
+
   /*
    * @see org.eclipse.ui.texteditor.AbstractTextEditor#doSetSelection(ISelection)
    */
@@ -1698,39 +1838,40 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     super.doSetSelection(selection);
     synchronizeOutlinePageSelection();
   }
-       boolean isFoldingEnabled() {
-               return PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_FOLDING_ENABLED);
-       }
+
+  boolean isFoldingEnabled() {
+    return PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_FOLDING_ENABLED);
+  }
+
   /*
-   * @see org.eclipse.ui.IWorkbenchPart#createPartControl(org.eclipse.swt.
-   * widgets.Composite)
+   * @see org.eclipse.ui.IWorkbenchPart#createPartControl(org.eclipse.swt. widgets.Composite)
    */
   public void createPartControl(Composite parent) {
     super.createPartControl(parent);
 
     //fSourceViewerDecorationSupport.install(getPreferenceStore());
 
-    ProjectionViewer projectionViewer= (ProjectionViewer) getSourceViewer();
-       
-       fProjectionSupport= new ProjectionSupport(projectionViewer, getAnnotationAccess(), getSharedColors());
-       fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.error"); //$NON-NLS-1$
-       fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.warning"); //$NON-NLS-1$
-       fProjectionSupport.setHoverControlCreator(new IInformationControlCreator() {
-               public IInformationControl createInformationControl(Shell shell) {
-                       return new CustomSourceInformationControl(shell, IDocument.DEFAULT_CONTENT_TYPE);
-               }
-       });
+    ProjectionViewer projectionViewer = (ProjectionViewer) getSourceViewer();
+
+    fProjectionSupport = new ProjectionSupport(projectionViewer, getAnnotationAccess(), getSharedColors());
+    fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.error"); //$NON-NLS-1$
+    fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.warning"); //$NON-NLS-1$
+    fProjectionSupport.setHoverControlCreator(new IInformationControlCreator() {
+      public IInformationControl createInformationControl(Shell shell) {
+        return new CustomSourceInformationControl(shell, IDocument.DEFAULT_CONTENT_TYPE);
+      }
+    });
     fProjectionSupport.install();
-       
-       fProjectionModelUpdater= PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
-       if (fProjectionModelUpdater != null)
-               fProjectionModelUpdater.install(this, projectionViewer);
-                       
-       if (isFoldingEnabled())
-               projectionViewer.doOperation(ProjectionViewer.TOGGLE);
-       Preferences preferences = PHPeclipsePlugin.getDefault().getPluginPreferences();
+
+    fProjectionModelUpdater = PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
+    if (fProjectionModelUpdater != null)
+      fProjectionModelUpdater.install(this, projectionViewer);
+
+    if (isFoldingEnabled())
+      projectionViewer.doOperation(ProjectionViewer.TOGGLE);
+    Preferences preferences = PHPeclipsePlugin.getDefault().getPluginPreferences();
     preferences.addPropertyChangeListener(fPropertyChangeListener);
-    
+
     IInformationControlCreator informationControlCreator = new IInformationControlCreator() {
       public IInformationControl createInformationControl(Shell parent) {
         boolean cutDown = false;
@@ -1743,11 +1884,18 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     fInformationPresenter.setSizeConstraints(60, 10, true, true);
     fInformationPresenter.install(getSourceViewer());
 
+    fEditorSelectionChangedListener = new EditorSelectionChangedListener();
+    fEditorSelectionChangedListener.install(getSelectionProvider());
+
+    if (PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE))
+      enableOverwriteMode(false);
+
+    // getEditorSite().getShell().addShellListener(fActivationListener);
   }
 
   /**
    * Returns this document's complete text.
-   *
+   * 
    * @return the document's complete text
    */
   public String get() {
@@ -1756,14 +1904,14 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   }
 
   /**
-        * Sets the outliner's context menu ID.
-        */
+   * Sets the outliner's context menu ID.
+   */
   protected void setOutlinerContextMenuId(String menuId) {
     fOutlinerContextMenuId = menuId;
   }
 
   /**
-   *  Returns the standard action group of this editor.
+   * Returns the standard action group of this editor.
    */
   protected ActionGroup getActionGroup() {
     return fActionGroups;
@@ -1773,125 +1921,154 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //    return fOutlinePage;
   //  }
 
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method extend the 
-   * actions to add those specific to the receiver
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method extend the actions to add those
+   * specific to the receiver
    */
   protected void createActions() {
     super.createActions();
-    
-    fFoldingGroup= new FoldingActionGroup(this, getViewer());
-    
-       ResourceAction resAction= new TextOperationAction(PHPEditorMessages.getResourceBundle(), "ShowJavaDoc.", this, ISourceViewer.INFORMATION, true); //$NON-NLS-1$
-       resAction= new InformationDispatchAction(PHPEditorMessages.getResourceBundle(), "ShowJavaDoc.", (TextOperationAction) resAction); //$NON-NLS-1$
-       resAction.setActionDefinitionId(net.sourceforge.phpdt.ui.actions.PHPEditorActionDefinitionIds.SHOW_JAVADOC);
-       setAction("ShowJavaDoc", resAction); //$NON-NLS-1$
-//     WorkbenchHelp.setHelp(resAction, IJavaHelpContextIds.SHOW_JAVADOC_ACTION);
-       
-       Action action= new GotoMatchingBracketAction(this);
-       action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_MATCHING_BRACKET);                               
-       setAction(GotoMatchingBracketAction.GOTO_MATCHING_BRACKET, action);
-               
-//     action= new TextOperationAction(PHPEditorMessages.getResourceBundle(),"ShowOutline.", this, JavaSourceViewer.SHOW_OUTLINE, true); //$NON-NLS-1$
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE);
-//     setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE, action);
-////   WorkbenchHelp.setHelp(action, IJavaHelpContextIds.SHOW_OUTLINE_ACTION);
-//
-//     action= new TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenStructure.", this, JavaSourceViewer.OPEN_STRUCTURE, true); //$NON-NLS-1$
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE);
-//     setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE, action);
-////   WorkbenchHelp.setHelp(action, IJavaHelpContextIds.OPEN_STRUCTURE_ACTION);
-//     
-//     action= new TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenHierarchy.", this, JavaSourceViewer.SHOW_HIERARCHY, true); //$NON-NLS-1$
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY);
-//     setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY, action);
-////   WorkbenchHelp.setHelp(action, IJavaHelpContextIds.OPEN_HIERARCHY_ACTION);
-       
-       fEncodingSupport= new DefaultEncodingSupport();
-       fEncodingSupport.initialize(this);
-       
-//     fSelectionHistory= new SelectionHistory(this);
-//
-//     action= new StructureSelectEnclosingAction(this, fSelectionHistory);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_ENCLOSING);                            
-//     setAction(StructureSelectionAction.ENCLOSING, action);
-//
-//     action= new StructureSelectNextAction(this, fSelectionHistory);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_NEXT);
-//     setAction(StructureSelectionAction.NEXT, action);
-//
-//     action= new StructureSelectPreviousAction(this, fSelectionHistory);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_PREVIOUS);
-//     setAction(StructureSelectionAction.PREVIOUS, action);
-//
-//     StructureSelectHistoryAction historyAction= new StructureSelectHistoryAction(this, fSelectionHistory);
-//     historyAction.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_LAST);          
-//     setAction(StructureSelectionAction.HISTORY, historyAction);
-//     fSelectionHistory.setHistoryAction(historyAction);
-//                     
-//     action= GoToNextPreviousMemberAction.newGoToNextMemberAction(this);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_NEXT_MEMBER);                            
-//     setAction(GoToNextPreviousMemberAction.NEXT_MEMBER, action);
-//
-//     action= GoToNextPreviousMemberAction.newGoToPreviousMemberAction(this);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_PREVIOUS_MEMBER);                                
-//     setAction(GoToNextPreviousMemberAction.PREVIOUS_MEMBER, action);
-//     
-//     action= new QuickFormatAction();
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.QUICK_FORMAT);
-//     setAction(IJavaEditorActionDefinitionIds.QUICK_FORMAT, action);
-//
-//     action= new RemoveOccurrenceAnnotations(this);
-//     action.setActionDefinitionId(PHPEditorActionDefinitionIds.REMOVE_OCCURRENCE_ANNOTATIONS);
-//     setAction("RemoveOccurrenceAnnotations", action); //$NON-NLS-1$
 
-       // add annotation actions
-       action= new JavaSelectMarkerRulerAction2(PHPEditorMessages.getResourceBundle(), "Editor.RulerAnnotationSelection.", this); //$NON-NLS-1$
-       setAction("AnnotationAction", action); //$NON-NLS-1$
+    fFoldingGroup = new FoldingActionGroup(this, getViewer());
+
+    ResourceAction resAction = new TextOperationAction(PHPEditorMessages.getResourceBundle(),
+        "ShowJavaDoc.", this, ISourceViewer.INFORMATION, true); //$NON-NLS-1$
+    resAction = new InformationDispatchAction(PHPEditorMessages.getResourceBundle(),
+        "ShowJavaDoc.", (TextOperationAction) resAction); //$NON-NLS-1$
+    resAction.setActionDefinitionId(net.sourceforge.phpdt.ui.actions.PHPEditorActionDefinitionIds.SHOW_JAVADOC);
+    setAction("ShowJavaDoc", resAction); //$NON-NLS-1$
+    // WorkbenchHelp.setHelp(resAction,
+    // IJavaHelpContextIds.SHOW_JAVADOC_ACTION);
+
+    Action action = new GotoMatchingBracketAction(this);
+    action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_MATCHING_BRACKET);
+    setAction(GotoMatchingBracketAction.GOTO_MATCHING_BRACKET, action);
+
+    // action= new
+    // TextOperationAction(PHPEditorMessages.getResourceBundle(),"ShowOutline.",
+    // this, JavaSourceViewer.SHOW_OUTLINE, true); //$NON-NLS-1$
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE);
+    // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE, action);
+    //// WorkbenchHelp.setHelp(action,
+    // IJavaHelpContextIds.SHOW_OUTLINE_ACTION);
+    //
+    // action= new
+    // TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenStructure.",
+    // this, JavaSourceViewer.OPEN_STRUCTURE, true); //$NON-NLS-1$
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE);
+    // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE,
+    // action);
+    //// WorkbenchHelp.setHelp(action,
+    // IJavaHelpContextIds.OPEN_STRUCTURE_ACTION);
+    // 
+    // action= new
+    // TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenHierarchy.",
+    // this, JavaSourceViewer.SHOW_HIERARCHY, true); //$NON-NLS-1$
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY);
+    // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY,
+    // action);
+    //// WorkbenchHelp.setHelp(action,
+    // IJavaHelpContextIds.OPEN_HIERARCHY_ACTION);
+
+    fEncodingSupport = new DefaultEncodingSupport();
+    fEncodingSupport.initialize(this);
+
+    // fSelectionHistory= new SelectionHistory(this);
+    //
+    // action= new StructureSelectEnclosingAction(this, fSelectionHistory);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_ENCLOSING);
+    // setAction(StructureSelectionAction.ENCLOSING, action);
+    //
+    // action= new StructureSelectNextAction(this, fSelectionHistory);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_NEXT);
+    // setAction(StructureSelectionAction.NEXT, action);
+    //
+    // action= new StructureSelectPreviousAction(this, fSelectionHistory);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_PREVIOUS);
+    // setAction(StructureSelectionAction.PREVIOUS, action);
+    //
+    // StructureSelectHistoryAction historyAction= new
+    // StructureSelectHistoryAction(this, fSelectionHistory);
+    // historyAction.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_LAST);
+    // setAction(StructureSelectionAction.HISTORY, historyAction);
+    // fSelectionHistory.setHistoryAction(historyAction);
+    //                 
+    // action= GoToNextPreviousMemberAction.newGoToNextMemberAction(this);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_NEXT_MEMBER);
+    // setAction(GoToNextPreviousMemberAction.NEXT_MEMBER, action);
+    //
+    // action=
+    // GoToNextPreviousMemberAction.newGoToPreviousMemberAction(this);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_PREVIOUS_MEMBER);
+    // setAction(GoToNextPreviousMemberAction.PREVIOUS_MEMBER, action);
+    // 
+    // action= new QuickFormatAction();
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.QUICK_FORMAT);
+    // setAction(IJavaEditorActionDefinitionIds.QUICK_FORMAT, action);
+    //
+    // action= new RemoveOccurrenceAnnotations(this);
+    // action.setActionDefinitionId(PHPEditorActionDefinitionIds.REMOVE_OCCURRENCE_ANNOTATIONS);
+    // setAction("RemoveOccurrenceAnnotations", action); //$NON-NLS-1$
+
+    // add annotation actions
+    action = new JavaSelectMarkerRulerAction2(PHPEditorMessages.getResourceBundle(), "Editor.RulerAnnotationSelection.", this); //$NON-NLS-1$
+    setAction("AnnotationAction", action); //$NON-NLS-1$
   }
 
-       private void internalDoSetInput(IEditorInput input) throws CoreException {
-               super.doSetInput(input);
-               
-               if (fEncodingSupport != null)
-                       fEncodingSupport.reset();
-               
-               setOutlinePageInput(fOutlinePage, input);
-                               
-               if (fProjectionModelUpdater != null)
-                       fProjectionModelUpdater.initialize();
-               
-//             if (isShowingOverrideIndicators())
-//                     installOverrideIndicator(true);
-       }
+  private void internalDoSetInput(IEditorInput input) throws CoreException {
+    super.doSetInput(input);
 
-       /*
-        * @see org.eclipse.ui.texteditor.AbstractTextEditor#setPreferenceStore(org.eclipse.jface.preference.IPreferenceStore)
-        * @since 3.0
-        */
-       protected void setPreferenceStore(IPreferenceStore store) {
-               super.setPreferenceStore(store);
-               if (getSourceViewerConfiguration() instanceof PHPSourceViewerConfiguration) {
-                       JavaTextTools textTools= PHPeclipsePlugin.getDefault().getJavaTextTools();
-                       setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools.getColorManager(), store, this, IPHPPartitions.PHP_PARTITIONING));
+    if (getSourceViewer() instanceof JavaSourceViewer) {
+               JavaSourceViewer viewer= (JavaSourceViewer)getSourceViewer();
+               if (viewer.getReconciler() == null) {
+                       IReconciler reconciler= getSourceViewerConfiguration().getReconciler(viewer);
+                       if (reconciler != null) {
+                               reconciler.install(viewer);
+                               viewer.setReconciler(reconciler);
+                       }
                }
-               if (getSourceViewer() instanceof JavaSourceViewer)
-                       ((JavaSourceViewer)getSourceViewer()).setPreferenceStore(store);
        }
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * disposal actions required by the php editor.
+       
+    if (fEncodingSupport != null)
+      fEncodingSupport.reset();
+
+    setOutlinePageInput(fOutlinePage, input);
+
+    if (fProjectionModelUpdater != null)
+      fProjectionModelUpdater.initialize();
+
+//    if (isShowingOverrideIndicators())
+//             installOverrideIndicator(false);
+  }
+
+  /*
+   * @see org.eclipse.ui.texteditor.AbstractTextEditor#setPreferenceStore(org.eclipse.jface.preference.IPreferenceStore)
+   * @since 3.0
+   */
+  protected void setPreferenceStore(IPreferenceStore store) {
+    super.setPreferenceStore(store);
+    if (getSourceViewerConfiguration() instanceof PHPSourceViewerConfiguration) {
+      JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
+      setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools.getColorManager(), store, this,
+          IPHPPartitions.PHP_PARTITIONING));
+    }
+    if (getSourceViewer() instanceof JavaSourceViewer)
+      ((JavaSourceViewer) getSourceViewer()).setPreferenceStore(store);
+  }
+
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs any extra disposal
+   * actions required by the php editor.
    */
   public void dispose() {
-       if (fProjectionModelUpdater != null) {
-               fProjectionModelUpdater.uninstall();
-               fProjectionModelUpdater= null;
-       }
-       
-       if (fProjectionSupport != null) {
-               fProjectionSupport.dispose();
-               fProjectionSupport= null;
-       }
+    if (fProjectionModelUpdater != null) {
+      fProjectionModelUpdater.uninstall();
+      fProjectionModelUpdater = null;
+    }
+
+    if (fProjectionSupport != null) {
+      fProjectionSupport.dispose();
+      fProjectionSupport = null;
+    }
     //   PHPEditorEnvironment.disconnect(this);
     if (fOutlinePage != null)
       fOutlinePage.setInput(null);
@@ -1913,44 +2090,47 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       fPropertyChangeListener = null;
     }
 
-//    if (fSourceViewerDecorationSupport != null) {
-//      fSourceViewerDecorationSupport.dispose();
-//      fSourceViewerDecorationSupport = null;
-//    }
+    //    if (fSourceViewerDecorationSupport != null) {
+    //      fSourceViewerDecorationSupport.dispose();
+    //      fSourceViewerDecorationSupport = null;
+    //    }
 
     if (fBracketMatcher != null) {
       fBracketMatcher.dispose();
       fBracketMatcher = null;
     }
+
+    if (fEditorSelectionChangedListener != null) {
+      fEditorSelectionChangedListener.uninstall(getSelectionProvider());
+      fEditorSelectionChangedListener = null;
+    }
+
     super.dispose();
   }
 
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * revert behavior required by the php editor.
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs any extra revert behavior
+   * required by the php editor.
    */
   //  public void doRevertToSaved() {
   //    super.doRevertToSaved();
   //    if (fOutlinePage != null)
   //      fOutlinePage.update();
   //  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * save behavior required by the php editor.
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs any extra save behavior
+   * required by the php editor.
    */
   //  public void doSave(IProgressMonitor monitor) {
   //    super.doSave(monitor);
   // compile or not, according to the user preferences
-  // IPreferenceStore store = getPreferenceStore(); 
-
+  // IPreferenceStore store = getPreferenceStore();
   // the parse on save was changed to the eclipse "builders" concept
   //    if (store.getBoolean(PHPeclipsePlugin.PHP_PARSE_ON_SAVE)) {
   //      IAction a = PHPParserAction.getInstance();
   //      if (a != null)
   //        a.run();
   //    }
-
   //    if (SWT.getPlatform().equals("win32")) {
   //      IAction a = ShowExternalPreviewAction.getInstance();
   //      if (a != null)
@@ -1959,10 +2139,9 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //    if (fOutlinePage != null)
   //      fOutlinePage.update();
   //  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * save as behavior required by the php editor.
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs any extra save as
+   * behavior required by the php editor.
    */
   //  public void doSaveAs() {
   //    super.doSaveAs();
@@ -1970,8 +2149,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //      fOutlinePage.update();
   //  }
   /*
-        * @see StatusTextEditor#getStatusHeader(IStatus)
-        */
+   * @see StatusTextEditor#getStatusHeader(IStatus)
+   */
   protected String getStatusHeader(IStatus status) {
     if (fEncodingSupport != null) {
       String message = fEncodingSupport.getStatusHeader(status);
@@ -2004,9 +2183,10 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
     return super.getStatusMessage(status);
   }
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs sets the 
-   * input of the outline page after AbstractTextEditor has set input.
+
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs sets the input of the
+   * outline page after AbstractTextEditor has set input.
    */
   //  protected void doSetInput(IEditorInput input) throws CoreException {
   //    super.doSetInput(input);
@@ -2015,24 +2195,24 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //      fEncodingSupport.reset();
   //    if (fOutlinePage != null)
   //      fOutlinePage.setInput(input);
-  //    //             setOutlinePageInput(fOutlinePage, input);
-  //  } 
+  //    // setOutlinePageInput(fOutlinePage, input);
+  //  }
   protected void doSetInput(IEditorInput input) throws CoreException {
     super.doSetInput(input);
     if (fEncodingSupport != null)
       fEncodingSupport.reset();
     setOutlinePageInput(fOutlinePage, input);
   }
+
   /*
    * @see org.phpeclipse.phpdt.internal.ui.viewsupport.IViewPartInputProvider#getViewPartInput()
    */
   //  public Object getViewPartInput() {
   //    return getEditorInput().getAdapter(IFile.class);
   //  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method adds any 
-   * PHPEditor specific entries.
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method adds any PHPEditor specific
+   * entries.
    */
   public void editorContextMenuAboutToShow(MenuManager menu) {
     super.editorContextMenuAboutToShow(menu);
@@ -2043,7 +2223,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     fContextMenuGroup.setContext(context);
     fContextMenuGroup.fillContextMenu(menu);
     fContextMenuGroup.setContext(null);
-    //    addAction(menu, ITextEditorActionConstants.GROUP_EDIT, "Format"); //$NON-NLS-1$
+    //    addAction(menu, ITextEditorActionConstants.GROUP_EDIT, "Format");
+    // //$NON-NLS-1$
     //
     //    ActionContext context =
     //      new ActionContext(getSelectionProvider().getSelection());
@@ -2056,20 +2237,9 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
    * Creates the outline page used with this editor.
    */
   protected JavaOutlinePage createOutlinePage() {
-
-    //    AbstractContentOutlinePage page = new PHPContentOutlinePage(getDocumentProvider(), this);
-    //
-    //    page.addSelectionChangedListener(fSelectionChangedListener);
-    //    //    setOutlinePageInput(page, getEditorInput());
-    //    if (getEditorInput() != null)
-    //      fOutlinePage.setInput(getEditorInput());
-    //
-    //    return page;
     JavaOutlinePage page = new JavaOutlinePage(fOutlinerContextMenuId, this);
-
-    page.addSelectionChangedListener(fSelectionChangedListener);
+    fOutlineSelectionChangedListener.install(page);
     setOutlinePageInput(page, getEditorInput());
-
     return page;
   }
 
@@ -2078,43 +2248,69 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
    */
   public void outlinePageClosed() {
     if (fOutlinePage != null) {
-      fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
+      fOutlineSelectionChangedListener.uninstall(fOutlinePage);
       fOutlinePage = null;
       resetHighlightRange();
     }
   }
+
   /**
-   * Synchronizes the outliner selection with the actual cursor
-   * position in the editor.
+   * Synchronizes the outliner selection with the given element position in the editor.
+   * 
+   * @param element
+   *          the java element to select
    */
-  public void synchronizeOutlinePageSelection() {
-
-    //         if (isEditingScriptRunning())
-    //                 return;
-
-    ISourceViewer sourceViewer = getSourceViewer();
-    if (sourceViewer == null || fOutlinePage == null)
-      return;
-
-    StyledText styledText = sourceViewer.getTextWidget();
-    if (styledText == null)
-      return;
+  protected void synchronizeOutlinePage(ISourceReference element) {
+    synchronizeOutlinePage(element, true);
+  }
 
-    int caret = 0;
-    if (sourceViewer instanceof ITextViewerExtension3) {
-      ITextViewerExtension3 extension = (ITextViewerExtension3) sourceViewer;
-      caret = extension.widgetOffset2ModelOffset(styledText.getCaretOffset());
-    } else {
-      int offset = sourceViewer.getVisibleRegion().getOffset();
-      caret = offset + styledText.getCaretOffset();
+  /**
+   * Synchronizes the outliner selection with the given element position in the editor.
+   * 
+   * @param element
+   *          the java element to select
+   * @param checkIfOutlinePageActive
+   *          <code>true</code> if check for active outline page needs to be done
+   */
+  protected void synchronizeOutlinePage(ISourceReference element, boolean checkIfOutlinePageActive) {
+    if (fOutlinePage != null && element != null && !(checkIfOutlinePageActive && isJavaOutlinePageActive())) {
+      fOutlineSelectionChangedListener.uninstall(fOutlinePage);
+      fOutlinePage.select(element);
+      fOutlineSelectionChangedListener.install(fOutlinePage);
     }
+  }
 
-    IJavaElement element = getElementAt(caret);
-    if (element instanceof ISourceReference) {
-      fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
-      fOutlinePage.select((ISourceReference) element);
-      fOutlinePage.addSelectionChangedListener(fSelectionChangedListener);
-    }
+  /**
+   * Synchronizes the outliner selection with the actual cursor position in the editor.
+   */
+  public void synchronizeOutlinePageSelection() {
+    synchronizeOutlinePage(computeHighlightRangeSourceReference());
+
+    //    ISourceViewer sourceViewer = getSourceViewer();
+    //    if (sourceViewer == null || fOutlinePage == null)
+    //      return;
+    //
+    //    StyledText styledText = sourceViewer.getTextWidget();
+    //    if (styledText == null)
+    //      return;
+    //
+    //    int caret = 0;
+    //    if (sourceViewer instanceof ITextViewerExtension3) {
+    //      ITextViewerExtension3 extension = (ITextViewerExtension3)
+    // sourceViewer;
+    //      caret =
+    // extension.widgetOffset2ModelOffset(styledText.getCaretOffset());
+    //    } else {
+    //      int offset = sourceViewer.getVisibleRegion().getOffset();
+    //      caret = offset + styledText.getCaretOffset();
+    //    }
+    //
+    //    IJavaElement element = getElementAt(caret);
+    //    if (element instanceof ISourceReference) {
+    //      fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
+    //      fOutlinePage.select((ISourceReference) element);
+    //      fOutlinePage.addSelectionChangedListener(fSelectionChangedListener);
+    //    }
   }
 
   protected void setSelection(ISourceReference reference, boolean moveCursor) {
@@ -2167,7 +2363,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
           }
         }
         //                                     else if (reference instanceof IImportDeclaration) {
-        //                                             String name= ((IImportDeclaration) reference).getElementName();
+        //                                             String name= ((IImportDeclaration)
+        // reference).getElementName();
         //                                             if (name != null && name.length() > 0) {
         //                                                     String content= reference.getSource();
         //                                                     if (content != null) {
@@ -2176,7 +2373,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
         //                                                     }
         //                                             }
         //                                     } else if (reference instanceof IPackageDeclaration) {
-        //                                             String name= ((IPackageDeclaration) reference).getElementName();
+        //                                             String name= ((IPackageDeclaration)
+        // reference).getElementName();
         //                                             if (name != null && name.length() > 0) {
         //                                                     String content= reference.getSource();
         //                                                     if (content != null) {
@@ -2206,12 +2404,14 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   }
 
   public void setSelection(IJavaElement element) {
-
-    if (element == null || element instanceof ICompilationUnit) { // || element instanceof IClassFile) {
+    if (element == null || element instanceof ICompilationUnit) { // ||
+      // element
+      // instanceof
+      // IClassFile)
+      // {
       /*
-       * If the element is an ICompilationUnit this unit is either the input
-       * of this editor or not being displayed. In both cases, nothing should
-       * happened. (http://dev.eclipse.org/bugs/show_bug.cgi?id=5128)
+       * If the element is an ICompilationUnit this unit is either the input of this editor or not being displayed. In both cases,
+       * nothing should happened. (http://dev.eclipse.org/bugs/show_bug.cgi?id=5128)
        */
       return;
     }
@@ -2219,33 +2419,32 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     IJavaElement corresponding = getCorrespondingElement(element);
     if (corresponding instanceof ISourceReference) {
       ISourceReference reference = (ISourceReference) corresponding;
-      // set hightlight range
+      // set highlight range
       setSelection(reference, true);
       // set outliner selection
       if (fOutlinePage != null) {
-        fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
+        fOutlineSelectionChangedListener.uninstall(fOutlinePage);
         fOutlinePage.select(reference);
-        fOutlinePage.addSelectionChangedListener(fSelectionChangedListener);
+        fOutlineSelectionChangedListener.install(fOutlinePage);
       }
     }
   }
 
-       public synchronized void editingScriptStarted() {
-               ++ fIgnoreOutlinePageSelection;
-       }
-       
-       public synchronized void editingScriptEnded() {
-               -- fIgnoreOutlinePageSelection;
-       }
-       
-       public synchronized boolean isEditingScriptRunning() {
-               return (fIgnoreOutlinePageSelection > 0);
-       }
-       
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs gets
-   * the java content outline page if request is for a an 
-   * outline page.
+  public synchronized void editingScriptStarted() {
+    ++fIgnoreOutlinePageSelection;
+  }
+
+  public synchronized void editingScriptEnded() {
+    --fIgnoreOutlinePageSelection;
+  }
+
+  public synchronized boolean isEditingScriptRunning() {
+    return (fIgnoreOutlinePageSelection > 0);
+  }
+
+  /**
+   * The <code>PHPEditor</code> implementation of this <code>AbstractTextEditor</code> method performs gets the java content
+   * outline page if request is for a an outline page.
    */
   public Object getAdapter(Class required) {
 
@@ -2267,13 +2466,14 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       };
     }
     if (fProjectionSupport != null) {
-               Object adapter= fProjectionSupport.getAdapter(getSourceViewer(), required);
-               if (adapter != null)
-                       return adapter;
-       }
-               
+      Object adapter = fProjectionSupport.getAdapter(getSourceViewer(), required);
+      if (adapter != null)
+        return adapter;
+    }
+
     return super.getAdapter(required);
   }
+
   //  public Object getAdapter(Class required) {
   //    if (IContentOutlinePage.class.equals(required)) {
   //      if (fOutlinePage == null) {
@@ -2313,9 +2513,10 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       editingScriptEnded();
     }
   }
+
   /*
-        * @see AbstractTextEditor#adjustHighlightRange(int, int)
-        */
+   * @see AbstractTextEditor#adjustHighlightRange(int, int)
+   */
   protected void adjustHighlightRange(int offset, int length) {
 
     try {
@@ -2324,12 +2525,20 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       while (element instanceof ISourceReference) {
         ISourceRange range = ((ISourceReference) element).getSourceRange();
         if (offset < range.getOffset() + range.getLength() && range.getOffset() < offset + length) {
+
+          ISourceViewer viewer = getSourceViewer();
+          if (viewer instanceof ITextViewerExtension5) {
+            ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+            extension.exposeModelRange(new Region(range.getOffset(), range.getLength()));
+          }
+
           setHighlightRange(range.getOffset(), range.getLength(), true);
           if (fOutlinePage != null) {
-            fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
+            fOutlineSelectionChangedListener.uninstall(fOutlinePage);
             fOutlinePage.select((ISourceReference) element);
-            fOutlinePage.addSelectionChangedListener(fSelectionChangedListener);
+            fOutlineSelectionChangedListener.install(fOutlinePage);
           }
+
           return;
         }
         element = element.getParent();
@@ -2339,8 +2548,16 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       PHPeclipsePlugin.log(x.getStatus());
     }
 
-    resetHighlightRange();
+    ISourceViewer viewer = getSourceViewer();
+    if (viewer instanceof ITextViewerExtension5) {
+      ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+      extension.exposeModelRange(new Region(offset, length));
+    } else {
+      resetHighlightRange();
+    }
+
   }
+
   protected boolean isActivePart() {
     IWorkbenchWindow window = getSite().getWorkbenchWindow();
     IPartService service = window.getPartService();
@@ -2348,10 +2565,11 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     return part != null && part.equals(this);
   }
 
-
   //  public void openContextHelp() {
-  //    IDocument doc = this.getDocumentProvider().getDocument(this.getEditorInput());
-  //    ITextSelection selection = (ITextSelection) this.getSelectionProvider().getSelection();
+  //    IDocument doc =
+  // this.getDocumentProvider().getDocument(this.getEditorInput());
+  //    ITextSelection selection = (ITextSelection)
+  // this.getSelectionProvider().getSelection();
   //    int pos = selection.getOffset();
   //    String word = getFunctionName(doc, pos);
   //    openContextHelp(word);
@@ -2367,7 +2585,8 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //      IHelpResource helpResource = new PHPFunctionHelpResource(word);
   //      WorkbenchHelp.getHelpSupport().displayHelpResource(helpResource);
   //    } else {
-  //      //   showMessage(shell, dialogTitle, ActionMessages.getString("Open help not available"), false); //$NON-NLS-1$
+  //      // showMessage(shell, dialogTitle, ActionMessages.getString("Open help
+  // not available"), false); //$NON-NLS-1$
   //    }
   //  }
 
@@ -2404,28 +2623,30 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
         }
         return;
       }
-      
-//      if (OVERVIEW_RULER.equals(property)) {
-//        if (isOverviewRulerVisible())
-//          showOverviewRuler();
-//        else
-//          hideOverviewRuler();
-//        return;
-//      }
-
-//      if (LINE_NUMBER_RULER.equals(property)) {
-//        if (isLineNumberRulerVisible())
-//          showLineNumberRuler();
-//        else
-//          hideLineNumberRuler();
-//        return;
-//      }
-
-//      if (fLineNumberRulerColumn != null
-//        && (LINE_NUMBER_COLOR.equals(property) || PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property) || PREFERENCE_COLOR_BACKGROUND.equals(property))) {
-//
-//        initializeLineNumberRulerColumn(fLineNumberRulerColumn);
-//      }
+
+      //      if (OVERVIEW_RULER.equals(property)) {
+      //        if (isOverviewRulerVisible())
+      //          showOverviewRuler();
+      //        else
+      //          hideOverviewRuler();
+      //        return;
+      //      }
+
+      //      if (LINE_NUMBER_RULER.equals(property)) {
+      //        if (isLineNumberRulerVisible())
+      //          showLineNumberRuler();
+      //        else
+      //          hideLineNumberRuler();
+      //        return;
+      //      }
+
+      //      if (fLineNumberRulerColumn != null
+      //        && (LINE_NUMBER_COLOR.equals(property) ||
+      // PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property) ||
+      // PREFERENCE_COLOR_BACKGROUND.equals(property))) {
+      //
+      //        initializeLineNumberRulerColumn(fLineNumberRulerColumn);
+      //      }
 
       if (isJavaEditorHoverProperty(property))
         updateHoverBehavior();
@@ -2438,64 +2659,74 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
         return;
       }
 
-//      if (PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE.equals(property)) {
-//             if ((event.getNewValue() instanceof Boolean) && ((Boolean)event.getNewValue()).booleanValue())
-//                     fEditorSelectionChangedListener.selectionChanged();
-//             return;
-//     }
-       
-       if (PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE.equals(property)) {
-               if (event.getNewValue() instanceof Boolean) {
-                       Boolean disable= (Boolean) event.getNewValue();
-                       enableOverwriteMode(!disable.booleanValue());
-               }
-               return;
-       }
-       
-//     if (PreferenceConstants.EDITOR_MARK_OCCURRENCES.equals(property)) {
-//             if (event.getNewValue() instanceof Boolean) {
-//                     boolean markOccurrenceAnnotations= ((Boolean)event.getNewValue()).booleanValue();
-//                     if (markOccurrenceAnnotations != fMarkOccurrenceAnnotations) {
-//                             fMarkOccurrenceAnnotations= markOccurrenceAnnotations;
-//                             if (!fMarkOccurrenceAnnotations)
-//                                     uninstallOccurrencesFinder();
-//                             else
-//                                     installOccurrencesFinder();
-//                     }
-//             }
-//     }
-//     if (PreferenceConstants.EDITOR_STICKY_OCCURRENCES.equals(property)) {
-//             if (event.getNewValue() instanceof Boolean) {
-//                     boolean stickyOccurrenceAnnotations= ((Boolean)event.getNewValue()).booleanValue();
-//                     if (stickyOccurrenceAnnotations != fStickyOccurrenceAnnotations) {
-//                             fStickyOccurrenceAnnotations= stickyOccurrenceAnnotations;
-////                           if (!fMarkOccurrenceAnnotations)
-////                                   uninstallOccurrencesFinder();
-////                           else
-////                                   installOccurrencesFinder();
-//                     }
-//             }
-//     }
-       if (PreferenceConstants.EDITOR_FOLDING_PROVIDER.equals(property)) {
-               if (sourceViewer instanceof ProjectionViewer) {
-                       ProjectionViewer projectionViewer= (ProjectionViewer) sourceViewer;
-                       if (fProjectionModelUpdater != null)
-                               fProjectionModelUpdater.uninstall();
-                       // either freshly enabled or provider changed
-                       fProjectionModelUpdater= PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
-                       if (fProjectionModelUpdater != null) {
-                               fProjectionModelUpdater.install(this, projectionViewer);
-                       }
-               }
-               return;
-       }
+      //      if
+      // (PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE.equals(property))
+      // {
+      //               if ((event.getNewValue() instanceof Boolean) &&
+      // ((Boolean)event.getNewValue()).booleanValue())
+      //                       fEditorSelectionChangedListener.selectionChanged();
+      //               return;
+      //       }
+
+      if (PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE.equals(property)) {
+        if (event.getNewValue() instanceof Boolean) {
+          Boolean disable = (Boolean) event.getNewValue();
+          enableOverwriteMode(!disable.booleanValue());
+        }
+        return;
+      }
+
+      //       if (PreferenceConstants.EDITOR_MARK_OCCURRENCES.equals(property))
+      // {
+      //               if (event.getNewValue() instanceof Boolean) {
+      //                       boolean markOccurrenceAnnotations=
+      // ((Boolean)event.getNewValue()).booleanValue();
+      //                       if (markOccurrenceAnnotations != fMarkOccurrenceAnnotations) {
+      //                               fMarkOccurrenceAnnotations= markOccurrenceAnnotations;
+      //                               if (!fMarkOccurrenceAnnotations)
+      //                                       uninstallOccurrencesFinder();
+      //                               else
+      //                                       installOccurrencesFinder();
+      //                       }
+      //               }
+      //       }
+      //       if
+      // (PreferenceConstants.EDITOR_STICKY_OCCURRENCES.equals(property))
+      // {
+      //               if (event.getNewValue() instanceof Boolean) {
+      //                       boolean stickyOccurrenceAnnotations=
+      // ((Boolean)event.getNewValue()).booleanValue();
+      //                       if (stickyOccurrenceAnnotations != fStickyOccurrenceAnnotations)
+      // {
+      //                               fStickyOccurrenceAnnotations= stickyOccurrenceAnnotations;
+      //// if (!fMarkOccurrenceAnnotations)
+      //// uninstallOccurrencesFinder();
+      //// else
+      //// installOccurrencesFinder();
+      //                       }
+      //               }
+      //       }
+      if (PreferenceConstants.EDITOR_FOLDING_PROVIDER.equals(property)) {
+        if (sourceViewer instanceof ProjectionViewer) {
+          ProjectionViewer projectionViewer = (ProjectionViewer) sourceViewer;
+          if (fProjectionModelUpdater != null)
+            fProjectionModelUpdater.uninstall();
+          // either freshly enabled or provider changed
+          fProjectionModelUpdater = PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
+          if (fProjectionModelUpdater != null) {
+            fProjectionModelUpdater.install(this, projectionViewer);
+          }
+        }
+        return;
+      }
     } finally {
       super.handlePreferenceStoreChanged(event);
     }
   }
 
   //  /*
-  //     * @see AbstractTextEditor#handlePreferenceStoreChanged(PropertyChangeEvent)
+  //     * @see
+  // AbstractTextEditor#handlePreferenceStoreChanged(PropertyChangeEvent)
   //     */
   //  protected void handlePreferenceStoreChanged(PropertyChangeEvent event) {
   //
@@ -2507,15 +2738,17 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //
   //      String property = event.getProperty();
   //
-  //      //      if (JavaSourceViewerConfiguration.PREFERENCE_TAB_WIDTH.equals(property)) {
-  //      //        Object value= event.getNewValue();
-  //      //        if (value instanceof Integer) {
-  //      //          sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
-  //      //        } else if (value instanceof String) {
-  //      //          sourceViewer.getTextWidget().setTabs(Integer.parseInt((String) value));
-  //      //        }
-  //      //        return;
-  //      //      }
+  //      // if
+  // (JavaSourceViewerConfiguration.PREFERENCE_TAB_WIDTH.equals(property)) {
+  //      // Object value= event.getNewValue();
+  //      // if (value instanceof Integer) {
+  //      // sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
+  //      // } else if (value instanceof String) {
+  //      // sourceViewer.getTextWidget().setTabs(Integer.parseInt((String)
+  // value));
+  //      // }
+  //      // return;
+  //      // }
   //
   //      if (IPreferenceConstants.LINE_NUMBER_RULER.equals(property)) {
   //        if (isLineNumberRulerVisible())
@@ -2552,22 +2785,22 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   /**
    * Shows the line number ruler column.
    */
-//  private void showLineNumberRuler() {
-//    IVerticalRuler v = getVerticalRuler();
-//    if (v instanceof CompositeRuler) {
-//      CompositeRuler c = (CompositeRuler) v;
-//      c.addDecorator(1, createLineNumberRulerColumn());
-//    }
-//  }
+  //  private void showLineNumberRuler() {
+  //    IVerticalRuler v = getVerticalRuler();
+  //    if (v instanceof CompositeRuler) {
+  //      CompositeRuler c = (CompositeRuler) v;
+  //      c.addDecorator(1, createLineNumberRulerColumn());
+  //    }
+  //  }
   private boolean isJavaEditorHoverProperty(String property) {
     return PreferenceConstants.EDITOR_TEXT_HOVER_MODIFIERS.equals(property);
   }
 
   /**
-        * Return whether the browser like links should be enabled
-        * according to the preference store settings.
-        * @return <code>true</code> if the browser like links should be enabled
-        */
+   * Return whether the browser like links should be enabled according to the preference store settings.
+   * 
+   * @return <code>true</code> if the browser like links should be enabled
+   */
   private boolean isBrowserLikeLinks() {
     IPreferenceStore store = getPreferenceStore();
     return store.getBoolean(BROWSER_LIKE_LINKS);
@@ -2592,199 +2825,244 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       fMouseListener = null;
     }
   }
+
   /**
-   * Handles a property change event describing a change
-   * of the java core's preferences and updates the preference
-   * related editor properties.
+   * Handles a property change event describing a change of the java core's preferences and updates the preference related editor
+   * properties.
    * 
-   * @param event the property change event
+   * @param event
+   *          the property change event
    */
   protected void handlePreferencePropertyChanged(org.eclipse.core.runtime.Preferences.PropertyChangeEvent event) {
     if (COMPILER_TASK_TAGS.equals(event.getProperty())) {
       ISourceViewer sourceViewer = getSourceViewer();
       if (sourceViewer != null
-        && affectsTextPresentation(new PropertyChangeEvent(event.getSource(), event.getProperty(), event.getOldValue(), event.getNewValue())))
+          && affectsTextPresentation(new PropertyChangeEvent(event.getSource(), event.getProperty(), event.getOldValue(), event
+              .getNewValue())))
         sourceViewer.invalidateTextPresentation();
     }
   }
 
   /**
-   * Return whether the line number ruler column should be 
-   * visible according to the preference store settings.
+   * Return whether the line number ruler column should be visible according to the preference store settings.
+   * 
    * @return <code>true</code> if the line numbers should be visible
    */
-//  protected boolean isLineNumberRulerVisible() {
-//    IPreferenceStore store = getPreferenceStore();
-//    return store.getBoolean(LINE_NUMBER_RULER);
-//  }
+  //  protected boolean isLineNumberRulerVisible() {
+  //    IPreferenceStore store = getPreferenceStore();
+  //    return store.getBoolean(LINE_NUMBER_RULER);
+  //  }
   /**
    * Hides the line number ruler column.
    */
-//  private void hideLineNumberRuler() {
-//    IVerticalRuler v = getVerticalRuler();
-//    if (v instanceof CompositeRuler) {
-//      CompositeRuler c = (CompositeRuler) v;
-//      try {
-//        c.removeDecorator(1);
-//      } catch (Throwable e) {
-//      }
-//    }
-//  }
+  //  private void hideLineNumberRuler() {
+  //    IVerticalRuler v = getVerticalRuler();
+  //    if (v instanceof CompositeRuler) {
+  //      CompositeRuler c = (CompositeRuler) v;
+  //      try {
+  //        c.removeDecorator(1);
+  //      } catch (Throwable e) {
+  //      }
+  //    }
+  //  }
+  /*
+   * @see AbstractTextEditor#handleCursorPositionChanged()
+   */
+  protected void handleCursorPositionChanged() {
+    super.handleCursorPositionChanged();
+    if (!isEditingScriptRunning() && fUpdater != null)
+      fUpdater.post();
+  }
+
+  /*
+   * @see org.eclipse.ui.texteditor.AbstractTextEditor#handleElementContentReplaced()
+   */
+  protected void handleElementContentReplaced() {
+    super.handleElementContentReplaced();
+    if (fProjectionModelUpdater != null)
+      fProjectionModelUpdater.initialize();
+  }
 
-       /*
-        * @see AbstractTextEditor#handleCursorPositionChanged()
-        */
-       protected void handleCursorPositionChanged() {
-               super.handleCursorPositionChanged();
-               if (!isEditingScriptRunning() && fUpdater != null)
-                       fUpdater.post();
-       }
-       /*
-        * @see org.eclipse.ui.texteditor.AbstractTextEditor#handleElementContentReplaced()
-        */
-       protected void handleElementContentReplaced() {
-               super.handleElementContentReplaced();
-               if (fProjectionModelUpdater != null)
-                       fProjectionModelUpdater.initialize();
-       }
   /**
    * Initializes the given line number ruler column from the preference store.
-   * @param rulerColumn the ruler column to be initialized
+   * 
+   * @param rulerColumn
+   *          the ruler column to be initialized
    */
-//  protected void initializeLineNumberRulerColumn(LineNumberRulerColumn rulerColumn) {
-//    JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
-//    IColorManager manager = textTools.getColorManager();
-//
-//    IPreferenceStore store = getPreferenceStore();
-//    if (store != null) {
-//
-//      RGB rgb = null;
-//      // foreground color
-//      if (store.contains(LINE_NUMBER_COLOR)) {
-//        if (store.isDefault(LINE_NUMBER_COLOR))
-//          rgb = PreferenceConverter.getDefaultColor(store, LINE_NUMBER_COLOR);
-//        else
-//          rgb = PreferenceConverter.getColor(store, LINE_NUMBER_COLOR);
-//      }
-//      rulerColumn.setForeground(manager.getColor(rgb));
-//
-//      rgb = null;
-//      // background color
-//      if (!store.getBoolean(PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
-//        if (store.contains(PREFERENCE_COLOR_BACKGROUND)) {
-//          if (store.isDefault(PREFERENCE_COLOR_BACKGROUND))
-//            rgb = PreferenceConverter.getDefaultColor(store, PREFERENCE_COLOR_BACKGROUND);
-//          else
-//            rgb = PreferenceConverter.getColor(store, PREFERENCE_COLOR_BACKGROUND);
-//        }
-//      }
-//      rulerColumn.setBackground(manager.getColor(rgb));
-//    }
-//  }
-
+  //  protected void initializeLineNumberRulerColumn(LineNumberRulerColumn
+  // rulerColumn) {
+  //    JavaTextTools textTools =
+  // PHPeclipsePlugin.getDefault().getJavaTextTools();
+  //    IColorManager manager = textTools.getColorManager();
+  //
+  //    IPreferenceStore store = getPreferenceStore();
+  //    if (store != null) {
+  //
+  //      RGB rgb = null;
+  //      // foreground color
+  //      if (store.contains(LINE_NUMBER_COLOR)) {
+  //        if (store.isDefault(LINE_NUMBER_COLOR))
+  //          rgb = PreferenceConverter.getDefaultColor(store, LINE_NUMBER_COLOR);
+  //        else
+  //          rgb = PreferenceConverter.getColor(store, LINE_NUMBER_COLOR);
+  //      }
+  //      rulerColumn.setForeground(manager.getColor(rgb));
+  //
+  //      rgb = null;
+  //      // background color
+  //      if (!store.getBoolean(PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
+  //        if (store.contains(PREFERENCE_COLOR_BACKGROUND)) {
+  //          if (store.isDefault(PREFERENCE_COLOR_BACKGROUND))
+  //            rgb = PreferenceConverter.getDefaultColor(store,
+  // PREFERENCE_COLOR_BACKGROUND);
+  //          else
+  //            rgb = PreferenceConverter.getColor(store, PREFERENCE_COLOR_BACKGROUND);
+  //        }
+  //      }
+  //      rulerColumn.setBackground(manager.getColor(rgb));
+  //    }
+  //  }
   /**
    * Creates a new line number ruler column that is appropriately initialized.
    */
-//  protected IVerticalRulerColumn createLineNumberRulerColumn() {
-//    fLineNumberRulerColumn = new LineNumberRulerColumn();
-//    initializeLineNumberRulerColumn(fLineNumberRulerColumn);
-//    return fLineNumberRulerColumn;
-//  }
-
+  //  protected IVerticalRulerColumn createLineNumberRulerColumn() {
+  //    fLineNumberRulerColumn = new LineNumberRulerColumn();
+  //    initializeLineNumberRulerColumn(fLineNumberRulerColumn);
+  //    return fLineNumberRulerColumn;
+  //  }
   /*
    * @see AbstractTextEditor#createVerticalRuler()
    */
-//  protected IVerticalRuler createVerticalRuler() {
-//    CompositeRuler ruler = new CompositeRuler();
-//    ruler.addDecorator(0, new AnnotationRulerColumn(VERTICAL_RULER_WIDTH));
-//    if (isLineNumberRulerVisible())
-//      ruler.addDecorator(1, createLineNumberRulerColumn());
-//    return ruler;
+  //  protected IVerticalRuler createVerticalRuler() {
+  //    CompositeRuler ruler = new CompositeRuler();
+  //    ruler.addDecorator(0, new AnnotationRulerColumn(VERTICAL_RULER_WIDTH));
+  //    if (isLineNumberRulerVisible())
+  //      ruler.addDecorator(1, createLineNumberRulerColumn());
+  //    return ruler;
+  //  }
+//  private static IRegion getSignedSelection(ITextViewer viewer) {
+//
+//    StyledText text = viewer.getTextWidget();
+//    int caretOffset = text.getCaretOffset();
+//    Point selection = text.getSelection();
+//
+//    // caret left
+//    int offset, length;
+//    if (caretOffset == selection.x) {
+//      offset = selection.y;
+//      length = selection.x - selection.y;
+//
+//      // caret right
+//    } else {
+//      offset = selection.x;
+//      length = selection.y - selection.x;
+//    }
+//
+//    return new Region(offset, length);
 //  }
-
-  private static IRegion getSignedSelection(ITextViewer viewer) {
-
-    StyledText text = viewer.getTextWidget();
-    int caretOffset = text.getCaretOffset();
-    Point selection = text.getSelection();
-
-    // caret left
-    int offset, length;
-    if (caretOffset == selection.x) {
-      offset = selection.y;
-      length = selection.x - selection.y;
-
-      // caret right
-    } else {
-      offset = selection.x;
-      length = selection.y - selection.x;
-    }
-
-    return new Region(offset, length);
-  }
-
+       protected IRegion getSignedSelection(ISourceViewer sourceViewer) {
+               StyledText text= sourceViewer.getTextWidget();
+               Point selection= text.getSelectionRange();
+               
+               if (text.getCaretOffset() == selection.x) {
+                       selection.x= selection.x + selection.y;
+                       selection.y= -selection.y;
+               }
+               
+               selection.x= widgetOffset2ModelOffset(sourceViewer, selection.x);
+               
+               return new Region(selection.x, selection.y);
+       }
   /** Preference key for matching brackets */
   protected final static String MATCHING_BRACKETS = PreferenceConstants.EDITOR_MATCHING_BRACKETS;
+
   /** Preference key for matching brackets color */
   protected final static String MATCHING_BRACKETS_COLOR = PreferenceConstants.EDITOR_MATCHING_BRACKETS_COLOR;
+
   /** Preference key for highlighting current line */
   protected final static String CURRENT_LINE = PreferenceConstants.EDITOR_CURRENT_LINE;
+
   /** Preference key for highlight color of current line */
   protected final static String CURRENT_LINE_COLOR = PreferenceConstants.EDITOR_CURRENT_LINE_COLOR;
+
   /** Preference key for showing print marging ruler */
   protected final static String PRINT_MARGIN = PreferenceConstants.EDITOR_PRINT_MARGIN;
+
   /** Preference key for print margin ruler color */
   protected final static String PRINT_MARGIN_COLOR = PreferenceConstants.EDITOR_PRINT_MARGIN_COLOR;
+
   /** Preference key for print margin ruler column */
   protected final static String PRINT_MARGIN_COLUMN = PreferenceConstants.EDITOR_PRINT_MARGIN_COLUMN;
+
   /** Preference key for error indication */
-//  protected final static String ERROR_INDICATION = PreferenceConstants.EDITOR_PROBLEM_INDICATION;
+  //  protected final static String ERROR_INDICATION =
+  // PreferenceConstants.EDITOR_PROBLEM_INDICATION;
   /** Preference key for error color */
-//  protected final static String ERROR_INDICATION_COLOR = PreferenceConstants.EDITOR_PROBLEM_INDICATION_COLOR;
+  //  protected final static String ERROR_INDICATION_COLOR =
+  // PreferenceConstants.EDITOR_PROBLEM_INDICATION_COLOR;
   /** Preference key for warning indication */
-//  protected final static String WARNING_INDICATION = PreferenceConstants.EDITOR_WARNING_INDICATION;
+  //  protected final static String WARNING_INDICATION =
+  // PreferenceConstants.EDITOR_WARNING_INDICATION;
   /** Preference key for warning color */
-//  protected final static String WARNING_INDICATION_COLOR = PreferenceConstants.EDITOR_WARNING_INDICATION_COLOR;
+  //  protected final static String WARNING_INDICATION_COLOR =
+  // PreferenceConstants.EDITOR_WARNING_INDICATION_COLOR;
   /** Preference key for task indication */
   protected final static String TASK_INDICATION = PreferenceConstants.EDITOR_TASK_INDICATION;
+
   /** Preference key for task color */
   protected final static String TASK_INDICATION_COLOR = PreferenceConstants.EDITOR_TASK_INDICATION_COLOR;
+
   /** Preference key for bookmark indication */
   protected final static String BOOKMARK_INDICATION = PreferenceConstants.EDITOR_BOOKMARK_INDICATION;
+
   /** Preference key for bookmark color */
   protected final static String BOOKMARK_INDICATION_COLOR = PreferenceConstants.EDITOR_BOOKMARK_INDICATION_COLOR;
+
   /** Preference key for search result indication */
   protected final static String SEARCH_RESULT_INDICATION = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION;
+
   /** Preference key for search result color */
   protected final static String SEARCH_RESULT_INDICATION_COLOR = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION_COLOR;
+
   /** Preference key for unknown annotation indication */
   protected final static String UNKNOWN_INDICATION = PreferenceConstants.EDITOR_UNKNOWN_INDICATION;
+
   /** Preference key for unknown annotation color */
   protected final static String UNKNOWN_INDICATION_COLOR = PreferenceConstants.EDITOR_UNKNOWN_INDICATION_COLOR;
+
   /** Preference key for shwoing the overview ruler */
   protected final static String OVERVIEW_RULER = PreferenceConstants.EDITOR_OVERVIEW_RULER;
+
   /** Preference key for error indication in overview ruler */
   protected final static String ERROR_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_ERROR_INDICATION_IN_OVERVIEW_RULER;
+
   /** Preference key for warning indication in overview ruler */
   protected final static String WARNING_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_WARNING_INDICATION_IN_OVERVIEW_RULER;
+
   /** Preference key for task indication in overview ruler */
   protected final static String TASK_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_TASK_INDICATION_IN_OVERVIEW_RULER;
+
   /** Preference key for bookmark indication in overview ruler */
   protected final static String BOOKMARK_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_BOOKMARK_INDICATION_IN_OVERVIEW_RULER;
+
   /** Preference key for search result indication in overview ruler */
   protected final static String SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER;
+
   /** Preference key for unknown annotation indication in overview ruler */
   protected final static String UNKNOWN_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_UNKNOWN_INDICATION_IN_OVERVIEW_RULER;
+
   //           /** Preference key for compiler task tags */
-  //           private final static String COMPILER_TASK_TAGS= JavaCore.COMPILER_TASK_TAGS;
+  //           private final static String COMPILER_TASK_TAGS=
+  // JavaCore.COMPILER_TASK_TAGS;
   /** Preference key for browser like links */
   private final static String BROWSER_LIKE_LINKS = PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS;
+
   /** Preference key for key modifier of browser like links */
   private final static String BROWSER_LIKE_LINKS_KEY_MODIFIER = PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER;
+
   /**
-   * Preference key for key modifier mask of browser like links.
-   * The value is only used if the value of <code>EDITOR_BROWSER_LIKE_LINKS</code>
-   * cannot be resolved to valid SWT modifier bits.
+   * Preference key for key modifier mask of browser like links. The value is only used if the value of
+   * <code>EDITOR_BROWSER_LIKE_LINKS</code> cannot be resolved to valid SWT modifier bits.
    * 
    * @since 2.1.1
    */
@@ -2811,65 +3089,68 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     }
   }
 
-//  protected void configureSourceViewerDecorationSupport() {
-//
-//    fSourceViewerDecorationSupport.setCharacterPairMatcher(fBracketMatcher);
-//
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.UNKNOWN,
-//      UNKNOWN_INDICATION_COLOR,
-//      UNKNOWN_INDICATION,
-//      UNKNOWN_INDICATION_IN_OVERVIEW_RULER,
-//      0);
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.BOOKMARK,
-//      BOOKMARK_INDICATION_COLOR,
-//      BOOKMARK_INDICATION,
-//      BOOKMARK_INDICATION_IN_OVERVIEW_RULER,
-//      1);
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.TASK,
-//      TASK_INDICATION_COLOR,
-//      TASK_INDICATION,
-//      TASK_INDICATION_IN_OVERVIEW_RULER, 
-//      2);
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.SEARCH,
-//      SEARCH_RESULT_INDICATION_COLOR,
-//      SEARCH_RESULT_INDICATION,
-//      SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER,
-//      3);
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.WARNING,
-//      WARNING_INDICATION_COLOR,
-//      WARNING_INDICATION,
-//      WARNING_INDICATION_IN_OVERVIEW_RULER,
-//      4);
-//    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
-//      AnnotationType.ERROR,
-//      ERROR_INDICATION_COLOR,
-//      ERROR_INDICATION,
-//      ERROR_INDICATION_IN_OVERVIEW_RULER,
-//      5);
-//
-//    fSourceViewerDecorationSupport.setCursorLinePainterPreferenceKeys(CURRENT_LINE, CURRENT_LINE_COLOR);
-//    fSourceViewerDecorationSupport.setMarginPainterPreferenceKeys(PRINT_MARGIN, PRINT_MARGIN_COLOR, PRINT_MARGIN_COLUMN);
-//    fSourceViewerDecorationSupport.setMatchingCharacterPainterPreferenceKeys(MATCHING_BRACKETS, MATCHING_BRACKETS_COLOR);
-//
-//    fSourceViewerDecorationSupport.setSymbolicFontName(getFontPropertyPreferenceKey());
-//
-//  }
+  //  protected void configureSourceViewerDecorationSupport() {
+  //
+  //    fSourceViewerDecorationSupport.setCharacterPairMatcher(fBracketMatcher);
+  //
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.UNKNOWN,
+  //      UNKNOWN_INDICATION_COLOR,
+  //      UNKNOWN_INDICATION,
+  //      UNKNOWN_INDICATION_IN_OVERVIEW_RULER,
+  //      0);
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.BOOKMARK,
+  //      BOOKMARK_INDICATION_COLOR,
+  //      BOOKMARK_INDICATION,
+  //      BOOKMARK_INDICATION_IN_OVERVIEW_RULER,
+  //      1);
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.TASK,
+  //      TASK_INDICATION_COLOR,
+  //      TASK_INDICATION,
+  //      TASK_INDICATION_IN_OVERVIEW_RULER,
+  //      2);
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.SEARCH,
+  //      SEARCH_RESULT_INDICATION_COLOR,
+  //      SEARCH_RESULT_INDICATION,
+  //      SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER,
+  //      3);
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.WARNING,
+  //      WARNING_INDICATION_COLOR,
+  //      WARNING_INDICATION,
+  //      WARNING_INDICATION_IN_OVERVIEW_RULER,
+  //      4);
+  //    fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+  //      AnnotationType.ERROR,
+  //      ERROR_INDICATION_COLOR,
+  //      ERROR_INDICATION,
+  //      ERROR_INDICATION_IN_OVERVIEW_RULER,
+  //      5);
+  //
+  //    fSourceViewerDecorationSupport.setCursorLinePainterPreferenceKeys(CURRENT_LINE,
+  // CURRENT_LINE_COLOR);
+  //    fSourceViewerDecorationSupport.setMarginPainterPreferenceKeys(PRINT_MARGIN,
+  // PRINT_MARGIN_COLOR, PRINT_MARGIN_COLUMN);
+  //    fSourceViewerDecorationSupport.setMatchingCharacterPainterPreferenceKeys(MATCHING_BRACKETS,
+  // MATCHING_BRACKETS_COLOR);
+  //
+  //    fSourceViewerDecorationSupport.setSymbolicFontName(getFontPropertyPreferenceKey());
+  //
+  //  }
   /**
-        * Returns the Java element wrapped by this editors input.
-        * 
-        * @return the Java element wrapped by this editors input.
-        * @since 3.0
-        */
-       abstract protected IJavaElement getInputJavaElement();
+   * Returns the Java element wrapped by this editors input.
+   * 
+   * @return the Java element wrapped by this editors input.
+   * @since 3.0
+   */
+  abstract protected IJavaElement getInputJavaElement();
 
   /**
-    * Jumps to the matching bracket.
-    */
+   * Jumps to the matching bracket.
+   */
   public void gotoMatchingBracket() {
 
     ISourceViewer sourceViewer = getSourceViewer();
@@ -2928,10 +3209,13 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
     sourceViewer.setSelectedRange(targetOffset, selection.getLength());
     sourceViewer.revealRange(targetOffset, selection.getLength());
   }
+
   /**
-     * Ses the given message as error message to this editor's status line.
-     * @param msg message to be set
-     */
+   * Ses the given message as error message to this editor's status line.
+   * 
+   * @param msg
+   *          message to be set
+   */
   protected void setStatusLineErrorMessage(String msg) {
     IEditorStatusLine statusLine = (IEditorStatusLine) getAdapter(IEditorStatusLine.class);
     if (statusLine != null)
@@ -2939,14 +3223,17 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   }
 
   /**
-     * Returns a segmentation of the line of the given document appropriate for bidi rendering.
-     * The default implementation returns only the string literals of a php code line as segments.
-     * 
-     * @param document the document
-     * @param lineOffset the offset of the line
-     * @return the line's bidi segmentation
-     * @throws BadLocationException in case lineOffset is not valid in document
-     */
+   * Returns a segmentation of the line of the given document appropriate for bidi rendering. The default implementation returns
+   * only the string literals of a php code line as segments.
+   * 
+   * @param document
+   *          the document
+   * @param lineOffset
+   *          the offset of the line
+   * @return the line's bidi segmentation
+   * @throws BadLocationException
+   *           in case lineOffset is not valid in document
+   */
   public static int[] getBidiLineSegments(IDocument document, int lineOffset) throws BadLocationException {
 
     IRegion line = document.getLineInformationOfOffset(lineOffset);
@@ -2989,14 +3276,17 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
 
     return segments;
   }
+
   /**
-     * Returns a segmentation of the given line appropriate for bidi rendering. The default
-     * implementation returns only the string literals of a php code line as segments.
-     * 
-     * @param lineOffset the offset of the line
-     * @param line the content of the line
-     * @return the line's bidi segmentation
-     */
+   * Returns a segmentation of the given line appropriate for bidi rendering. The default implementation returns only the string
+   * literals of a php code line as segments.
+   * 
+   * @param lineOffset
+   *          the offset of the line
+   * @param line
+   *          the content of the line
+   * @return the line's bidi segmentation
+   */
   protected int[] getBidiLineSegments(int lineOffset, String line) {
     IDocumentProvider provider = getDocumentProvider();
     if (provider != null && line != null && line.length() > 0) {
@@ -3025,111 +3315,123 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
   //        event.segments = getBidiLineSegments(event.lineOffset, event.lineText);
   //      }
   //    });
-  //    //   JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
+  //    // JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
   //    return viewer;
   //  }
-  
   public final ISourceViewer getViewer() {
-       return getSourceViewer();
+    return getSourceViewer();
   }
-  
 
-//  protected void showOverviewRuler() {
-//    if (fOverviewRuler != null) {
-//      if (getSourceViewer() instanceof ISourceViewerExtension) {
-//        ((ISourceViewerExtension) getSourceViewer()).showAnnotationsOverview(true);
-//        fSourceViewerDecorationSupport.updateOverviewDecorations();
-//      }
-//    }
-//  }
-//
-//  protected void hideOverviewRuler() {
-//    if (getSourceViewer() instanceof ISourceViewerExtension) {
-//      fSourceViewerDecorationSupport.hideAnnotationOverview();
-//      ((ISourceViewerExtension) getSourceViewer()).showAnnotationsOverview(false);
-//    }
-//  }
+  //  protected void showOverviewRuler() {
+  //    if (fOverviewRuler != null) {
+  //      if (getSourceViewer() instanceof ISourceViewerExtension) {
+  //        ((ISourceViewerExtension)
+  // getSourceViewer()).showAnnotationsOverview(true);
+  //        fSourceViewerDecorationSupport.updateOverviewDecorations();
+  //      }
+  //    }
+  //  }
+  //
+  //  protected void hideOverviewRuler() {
+  //    if (getSourceViewer() instanceof ISourceViewerExtension) {
+  //      fSourceViewerDecorationSupport.hideAnnotationOverview();
+  //      ((ISourceViewerExtension)
+  // getSourceViewer()).showAnnotationsOverview(false);
+  //    }
+  //  }
 
-//  protected boolean isOverviewRulerVisible() {
-//    IPreferenceStore store = getPreferenceStore();
-//    return store.getBoolean(OVERVIEW_RULER);
-//  }
+  //  protected boolean isOverviewRulerVisible() {
+  //    IPreferenceStore store = getPreferenceStore();
+  //    return store.getBoolean(OVERVIEW_RULER);
+  //  }
   /*
    * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
    */
-//  protected ISourceViewer createJavaSourceViewer(
-//    Composite parent,
-//    IVerticalRuler ruler,
-//    IOverviewRuler overviewRuler,
-//    boolean isOverviewRulerVisible,
-//    int styles) {
-//    return new SourceViewer(parent, ruler, overviewRuler, isOverviewRulerVisible(), styles);
-//  }
-       /*
-        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
-        */
-       protected ISourceViewer createJavaSourceViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler, boolean isOverviewRulerVisible, int styles, IPreferenceStore store) {
-               return new JavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles, store);
-       }
+  //  protected ISourceViewer createJavaSourceViewer(
+  //    Composite parent,
+  //    IVerticalRuler ruler,
+  //    IOverviewRuler overviewRuler,
+  //    boolean isOverviewRulerVisible,
+  //    int styles) {
+  //    return new SourceViewer(parent, ruler, overviewRuler,
+  // isOverviewRulerVisible(), styles);
+  //  }
   /*
-        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
-        */
-       protected final ISourceViewer createSourceViewer(Composite parent, IVerticalRuler verticalRuler, int styles) {
-               
-               ISourceViewer viewer= createJavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles, getPreferenceStore());
-               
-               StyledText text= viewer.getTextWidget();
-               text.addBidiSegmentListener(new  BidiSegmentListener() {
-                       public void lineGetSegments(BidiSegmentEvent event) {
-                               event.segments= getBidiLineSegments(event.lineOffset, event.lineText);
-                       }
-               });
-               
-//             JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
+   * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+   */
+  protected ISourceViewer createJavaSourceViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler,
+      boolean isOverviewRulerVisible, int styles, IPreferenceStore store) {
+    return new JavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles, store);
+  }
 
-               // ensure source viewer decoration support has been created and configured
-               getSourceViewerDecorationSupport(viewer);                               
-               
-               return viewer;
-       }
-       /**
-        * Creates and returns the preference store for this Java editor with the given input.
-        *
-        * @param input The editor input for which to create the preference store
-        * @return the preference store for this editor
-        *
-        * @since 3.0
-        */
-       private IPreferenceStore createCombinedPreferenceStore(IEditorInput input) {
-               List stores= new ArrayList(3);
-
-               IJavaProject project= EditorUtility.getJavaProject(input);
-               if (project != null)
-                       stores.add(new OptionsAdapter(project.getOptions(false), PHPeclipsePlugin.getDefault().getMockupPreferenceStore(), new OptionsAdapter.IPropertyChangeEventFilter() {
-
-                               public boolean isFiltered(PropertyChangeEvent event) {
-                                       IJavaElement inputJavaElement= getInputJavaElement();
-                                       IJavaProject javaProject= inputJavaElement != null ? inputJavaElement.getJavaProject() : null;
-                                       if (javaProject == null)
-                                               return true;
-                                       
-                                       return !javaProject.getProject().equals(event.getSource());
-                               }
-                               
-                       }));
-               
-               stores.add(PHPeclipsePlugin.getDefault().getPreferenceStore());
-               stores.add(new PreferencesAdapter(JavaCore.getPlugin().getPluginPreferences()));
-               stores.add(EditorsUI.getPreferenceStore());
-               
-               return new ChainedPreferenceStore((IPreferenceStore[]) stores.toArray(new IPreferenceStore[stores.size()]));
-       }
-         /*
-        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
-        */
-//     protected ISourceViewer createJavaSourceViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler, boolean isOverviewRulerVisible, int styles) {
-//             return new JavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles);
-//     }
+  /*
+   * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+   */
+  protected final ISourceViewer createSourceViewer(Composite parent, IVerticalRuler verticalRuler, int styles) {
+
+    ISourceViewer viewer = createJavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles,
+        getPreferenceStore());
+
+    StyledText text = viewer.getTextWidget();
+    text.addBidiSegmentListener(new BidiSegmentListener() {
+      public void lineGetSegments(BidiSegmentEvent event) {
+        event.segments = getBidiLineSegments(event.lineOffset, event.lineText);
+      }
+    });
+
+    //         JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
+
+    // ensure source viewer decoration support has been created and
+    // configured
+    getSourceViewerDecorationSupport(viewer);
+
+    return viewer;
+  }
+
+  /**
+   * Creates and returns the preference store for this Java editor with the given input.
+   * 
+   * @param input
+   *          The editor input for which to create the preference store
+   * @return the preference store for this editor
+   * 
+   * @since 3.0
+   */
+  private IPreferenceStore createCombinedPreferenceStore(IEditorInput input) {
+    List stores = new ArrayList(3);
+
+    IJavaProject project = EditorUtility.getJavaProject(input);
+    if (project != null)
+      stores.add(new OptionsAdapter(project.getOptions(false), PHPeclipsePlugin.getDefault().getMockupPreferenceStore(),
+          new OptionsAdapter.IPropertyChangeEventFilter() {
+
+            public boolean isFiltered(PropertyChangeEvent event) {
+              IJavaElement inputJavaElement = getInputJavaElement();
+              IJavaProject javaProject = inputJavaElement != null ? inputJavaElement.getJavaProject() : null;
+              if (javaProject == null)
+                return true;
+
+              return !javaProject.getProject().equals(event.getSource());
+            }
+
+          }));
+
+    stores.add(PHPeclipsePlugin.getDefault().getPreferenceStore());
+    stores.add(new PreferencesAdapter(JavaCore.getPlugin().getPluginPreferences()));
+    stores.add(EditorsUI.getPreferenceStore());
+
+    return new ChainedPreferenceStore((IPreferenceStore[]) stores.toArray(new IPreferenceStore[stores.size()]));
+  }
+
+  /*
+   * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+   */
+  //   protected ISourceViewer createJavaSourceViewer(Composite parent,
+  // IVerticalRuler verticalRuler, IOverviewRuler overviewRuler, boolean
+  // isOverviewRulerVisible, int styles) {
+  //           return new JavaSourceViewer(parent, verticalRuler, getOverviewRuler(),
+  // isOverviewRulerVisible(), styles);
+  //   }
   /*
    * @see AbstractTextEditor#affectsTextPresentation(PropertyChangeEvent)
    */
@@ -3177,7 +3479,7 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
       }
 
       selectAndReveal(errorPosition.getOffset(), errorPosition.getLength());
-//      setStatusLineErrorMessage(nextError.getMessage());
+      //      setStatusLineErrorMessage(nextError.getMessage());
 
     } else {
 
@@ -3233,78 +3535,173 @@ public abstract class PHPEditor  extends AbstractDecoratedTextEditor implements
 
     return nextError;
   }
+
   void removeOccurrenceAnnotations() {
-       IDocumentProvider documentProvider= getDocumentProvider();
-       if (documentProvider == null)
-               return;
-       
-       IAnnotationModel annotationModel= documentProvider.getAnnotationModel(getEditorInput());
-       if (annotationModel == null || fOccurrenceAnnotations == null)
-               return;
-
-       synchronized (annotationModel) {
-               if (annotationModel instanceof IAnnotationModelExtension) {
-                       ((IAnnotationModelExtension)annotationModel).replaceAnnotations(fOccurrenceAnnotations, null);
-               } else {
-                       for (int i= 0, length= fOccurrenceAnnotations.length; i < length; i++)
-                               annotationModel.removeAnnotation(fOccurrenceAnnotations[i]);
-               }
-               fOccurrenceAnnotations= null;
-       }
-}
-//  protected void uninstallOverrideIndicator() {
-//     if (fOverrideIndicatorManager != null) {
-//             fOverrideIndicatorManager.removeAnnotations();
-//             fOverrideIndicatorManager= null;
-//     }
-//}
+    IDocumentProvider documentProvider = getDocumentProvider();
+    if (documentProvider == null)
+      return;
 
-protected void installOverrideIndicator(boolean waitForReconcilation) {
-//     uninstallOverrideIndicator();
-       IAnnotationModel model= getDocumentProvider().getAnnotationModel(getEditorInput());
-//     IJavaElement inputElement= getInputJavaElement();
+    IAnnotationModel annotationModel = documentProvider.getAnnotationModel(getEditorInput());
+    if (annotationModel == null || fOccurrenceAnnotations == null)
+      return;
+
+    synchronized (annotationModel) {
+      if (annotationModel instanceof IAnnotationModelExtension) {
+        ((IAnnotationModelExtension) annotationModel).replaceAnnotations(fOccurrenceAnnotations, null);
+      } else {
+        for (int i = 0, length = fOccurrenceAnnotations.length; i < length; i++)
+          annotationModel.removeAnnotation(fOccurrenceAnnotations[i]);
+      }
+      fOccurrenceAnnotations = null;
+    }
+  }
 
-//     if (model == null || inputElement == null)
-//             return;
+  //  protected void uninstallOverrideIndicator() {
+  //   if (fOverrideIndicatorManager != null) {
+  //           fOverrideIndicatorManager.removeAnnotations();
+  //           fOverrideIndicatorManager= null;
+  //   }
+  //}
 
-//     CompilationUnit ast= PHPeclipsePlugin.getDefault().getASTProvider().getAST(inputElement, true, null);
-//     fOverrideIndicatorManager= new OverrideIndicatorManager(model, inputElement, ast);              
-}
+  protected void installOverrideIndicator(boolean waitForReconcilation) {
+    // uninstallOverrideIndicator();
+    IAnnotationModel model = getDocumentProvider().getAnnotationModel(getEditorInput());
+    // IJavaElement inputElement= getInputJavaElement();
 
-/**
- * Tells whether override indicators are shown.
- * 
- * @return <code>true</code> if the override indicators are shown
- * @since 3.0
- */
-//protected boolean isShowingOverrideIndicators() {
-//     AnnotationPreference preference= getAnnotationPreferenceLookup().getAnnotationPreference(OverrideIndicatorManager.ANNOTATION_TYPE);
-//     IPreferenceStore store= getPreferenceStore();
-//     return getBoolean(store, preference.getHighlightPreferenceKey())
-//             || getBoolean(store, preference.getVerticalRulerPreferenceKey())
-//             || getBoolean(store, preference.getOverviewRulerPreferenceKey())
-//             || getBoolean(store, preference.getTextPreferenceKey());
-//}
+    // if (model == null || inputElement == null)
+    //         return;
 
-/**
- * Returns the boolean preference for the given key.
- * 
- * @param store the preference store
- * @param key the preference key
- * @return <code>true</code> if the key exists in the store and its value is <code>true</code>
- * @since 3.0
- */
-private boolean getBoolean(IPreferenceStore store, String key) {
-       return key != null && store.getBoolean(key);
-}
+    // CompilationUnit ast=
+    // PHPeclipsePlugin.getDefault().getASTProvider().getAST(inputElement,
+    // true, null);
+    // fOverrideIndicatorManager= new OverrideIndicatorManager(model,
+    // inputElement, ast);
+  }
 
   /**
-        * Returns the folding action group, or <code>null</code> if there is none.
+        * Tells whether override indicators are shown.
         * 
-        * @return the folding action group, or <code>null</code> if there is none
+        * @return <code>true</code> if the override indicators are shown
         * @since 3.0
         */
-       protected FoldingActionGroup getFoldingActionGroup() {
-               return fFoldingGroup;
-       }
-}
+//     protected boolean isShowingOverrideIndicators() {
+//             AnnotationPreference preference= getAnnotationPreferenceLookup().getAnnotationPreference(OverrideIndicatorManager.ANNOTATION_TYPE);
+//             IPreferenceStore store= getPreferenceStore();
+//             return getBoolean(store, preference.getHighlightPreferenceKey())
+//                     || getBoolean(store, preference.getVerticalRulerPreferenceKey())
+//                     || getBoolean(store, preference.getOverviewRulerPreferenceKey())
+//                     || getBoolean(store, preference.getTextPreferenceKey());
+//     }
+  /**
+   * Returns the boolean preference for the given key.
+   * 
+   * @param store
+   *          the preference store
+   * @param key
+   *          the preference key
+   * @return <code>true</code> if the key exists in the store and its value is <code>true</code>
+   * @since 3.0
+   */
+  private boolean getBoolean(IPreferenceStore store, String key) {
+    return key != null && store.getBoolean(key);
+  }
+
+  /**
+   * Returns the folding action group, or <code>null</code> if there is none.
+   * 
+   * @return the folding action group, or <code>null</code> if there is none
+   * @since 3.0
+   */
+  protected FoldingActionGroup getFoldingActionGroup() {
+    return fFoldingGroup;
+  }
+
+  /**
+   * React to changed selection.
+   * 
+   * @since 3.0
+   */
+  protected void selectionChanged() {
+    if (getSelectionProvider() == null)
+      return;
+    ISourceReference element = computeHighlightRangeSourceReference();
+    if (getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE))
+      synchronizeOutlinePage(element);
+    setSelection(element, false);
+    //         updateStatusLine();
+  }
+
+  private boolean isJavaOutlinePageActive() {
+    IWorkbenchPart part = getActivePart();
+    return part instanceof ContentOutline && ((ContentOutline) part).getCurrentPage() == fOutlinePage;
+  }
+
+  private IWorkbenchPart getActivePart() {
+    IWorkbenchWindow window = getSite().getWorkbenchWindow();
+    IPartService service = window.getPartService();
+    IWorkbenchPart part = service.getActivePart();
+    return part;
+  }
+
+  /**
+   * Computes and returns the source reference that includes the caret and serves as provider for the outline page selection and the
+   * editor range indication.
+   * 
+   * @return the computed source reference
+   * @since 3.0
+   */
+  protected ISourceReference computeHighlightRangeSourceReference() {
+    ISourceViewer sourceViewer = getSourceViewer();
+    if (sourceViewer == null)
+      return null;
+
+    StyledText styledText = sourceViewer.getTextWidget();
+    if (styledText == null)
+      return null;
+
+    int caret = 0;
+    if (sourceViewer instanceof ITextViewerExtension5) {
+      ITextViewerExtension5 extension = (ITextViewerExtension5) sourceViewer;
+      caret = extension.widgetOffset2ModelOffset(styledText.getCaretOffset());
+    } else {
+      int offset = sourceViewer.getVisibleRegion().getOffset();
+      caret = offset + styledText.getCaretOffset();
+    }
+
+    IJavaElement element = getElementAt(caret, false);
+
+    if (!(element instanceof ISourceReference))
+      return null;
+
+    if (element.getElementType() == IJavaElement.IMPORT_DECLARATION) {
+
+      IImportDeclaration declaration = (IImportDeclaration) element;
+      IImportContainer container = (IImportContainer) declaration.getParent();
+      ISourceRange srcRange = null;
+
+      try {
+        srcRange = container.getSourceRange();
+      } catch (JavaModelException e) {
+      }
+
+      if (srcRange != null && srcRange.getOffset() == caret)
+        return container;
+    }
+
+    return (ISourceReference) element;
+  }
+
+  /**
+   * Returns the most narrow java element including the given offset.
+   * 
+   * @param offset
+   *          the offset inside of the requested element
+   * @param reconcile
+   *          <code>true</code> if editor input should be reconciled in advance
+   * @return the most narrow java element
+   * @since 3.0
+   */
+  protected IJavaElement getElementAt(int offset, boolean reconcile) {
+    return getElementAt(offset);
+  }
+}
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