org.eclipse.ui.editors/src/org/eclipse/ui/internal/editors/text/OverlayPreferenceStore.java - platform/eclipse.platform.text - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2003 IBM Corporation 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 API and implementation
  *******************************************************************************/
 package org.eclipse.ui.internal.editors.text;

 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.preference.PreferenceStore;
 import org.eclipse.jface.util.IPropertyChangeListener;
 import org.eclipse.jface.util.PropertyChangeEvent;

 /**
  * An overlaying preference store.
  *
  * @since 2.1
  */
 class OverlayPreferenceStore  implements IPreferenceStore {


 	/**
 	 * Descriptor used to denote data types.
 	 */
 	public static final class TypeDescriptor {
 		private TypeDescriptor() {
 		}
 	};

 	public static final TypeDescriptor BOOLEAN= new TypeDescriptor();
 	public static final TypeDescriptor DOUBLE= new TypeDescriptor();
 	public static final TypeDescriptor FLOAT= new TypeDescriptor();
 	public static final TypeDescriptor INT= new TypeDescriptor();
 	public static final TypeDescriptor LONG= new TypeDescriptor();
 	public static final TypeDescriptor STRING= new TypeDescriptor();

 	/**
 	 * Data structure for the overlay key.
 	 */
 	public static class OverlayKey {

 		TypeDescriptor fDescriptor;
 		String fKey;

 		public OverlayKey(TypeDescriptor descriptor, String key) {
 			fDescriptor= descriptor;
 			fKey= key;
 		}
 	};

 	/*
 	 * @see IPropertyChangeListener
 	 */
 	private class PropertyListener implements IPropertyChangeListener {

 		/*
 		 * @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
 		 */
 		public void propertyChange(PropertyChangeEvent event) {
 			OverlayKey key= findOverlayKey(event.getProperty());
 			if (key != null)
 				propagateProperty(fParent, key, fStore);
 		}
 	};


 	/** The parent preference store. */
 	private IPreferenceStore fParent;
 	/** This store. */
 	private IPreferenceStore fStore;
 	/** The keys of this store. */
 	private OverlayKey[] fOverlayKeys;
 	/** The property listener. */
 	private PropertyListener fPropertyListener;


 	/**
 	 * Creates and returns a new overlay preference store.
 	 *
 	 * @param parent the parent preference store
 	 * @param overlayKeys the overlay keys
 	 */
 	public OverlayPreferenceStore(IPreferenceStore parent, OverlayKey[] overlayKeys) {
 		fParent= parent;
 		fOverlayKeys= overlayKeys;
 		fStore= new PreferenceStore();
 	}

 	/**
 	 * Tries to find and return the overlay key for the given preference key string.
 	 *
 	 * @param key the preference key string
 	 * @return the overlay key or <code>null</code> if none can be found
 	 */
 	private OverlayKey findOverlayKey(String key) {
 		for (int i= 0; i < fOverlayKeys.length; i++) {
 			if (fOverlayKeys[i].fKey.equals(key))
 				return fOverlayKeys[i];
 		}
 		return null;
 	}

 	/**
 	 * Tells whether the given preference key string is
 	 * covered by this overlay store.
 	 *
 	 * @param key the preference key string
 	 * @return <code>true</code> if this overlay store covers the given key
 	 */
 	private boolean covers(String key) {
 		return (findOverlayKey(key) != null);
 	}

 	/**
 	 * Propagates the given overlay key from the orgin to the target preference store.
 	 *
 	 * @param orgin the source preference store
 	 * @param key the overlay key
 	 * @param target the preference store to which the key is propagated
 	 */
 	private void propagateProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target) {

 		if (orgin.isDefault(key.fKey)) {
 			if (!target.isDefault(key.fKey))
 				target.setToDefault(key.fKey);
 			return;
 		}

 		TypeDescriptor d= key.fDescriptor;
 		if (BOOLEAN == d) {

 			boolean originValue= orgin.getBoolean(key.fKey);
 			boolean targetValue= target.getBoolean(key.fKey);
 			if (targetValue != originValue)
 				target.setValue(key.fKey, originValue);

 		} else if (DOUBLE == d) {

 			double originValue= orgin.getDouble(key.fKey);
 			double targetValue= target.getDouble(key.fKey);
 			if (targetValue != originValue)
 				target.setValue(key.fKey, originValue);

 		} else if (FLOAT == d) {

 			float originValue= orgin.getFloat(key.fKey);
 			float targetValue= target.getFloat(key.fKey);
 			if (targetValue != originValue)
 				target.setValue(key.fKey, originValue);

 		} else if (INT == d) {

 			int originValue= orgin.getInt(key.fKey);
 			int targetValue= target.getInt(key.fKey);
 			if (targetValue != originValue)
 				target.setValue(key.fKey, originValue);

 		} else if (LONG == d) {

 			long originValue= orgin.getLong(key.fKey);
 			long targetValue= target.getLong(key.fKey);
 			if (targetValue != originValue)
 				target.setValue(key.fKey, originValue);

 		} else if (STRING == d) {

 			String originValue= orgin.getString(key.fKey);
 			String targetValue= target.getString(key.fKey);
 			if (targetValue != null && originValue != null && !targetValue.equals(originValue))
 				target.setValue(key.fKey, originValue);

 		}
 	}

 	/**
 	 * Propagates all overlay keys from this store to the parent store.
 	 */
 	public void propagate() {
 		for (int i= 0; i < fOverlayKeys.length; i++)
 			propagateProperty(fStore, fOverlayKeys[i], fParent);
 	}

 	/**
 	 * Loads the given key from the orgin into the target.
 	 *
 	 * @param orgin the source preference store
 	 * @param key the overlay key
 	 * @param target the preference store to which the key is propagated
 	 * @param forceInitialization if <code>true</code> the value in the target gets initialized before loading
 	 */
 	private void loadProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target, boolean forceInitialization) {
 		TypeDescriptor d= key.fDescriptor;
 		if (BOOLEAN == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, true);
 			target.setValue(key.fKey, orgin.getBoolean(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultBoolean(key.fKey));

 		} else if (DOUBLE == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, 1.0D);
 			target.setValue(key.fKey, orgin.getDouble(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultDouble(key.fKey));

 		} else if (FLOAT == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, 1.0F);
 			target.setValue(key.fKey, orgin.getFloat(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultFloat(key.fKey));

 		} else if (INT == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, 1);
 			target.setValue(key.fKey, orgin.getInt(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultInt(key.fKey));

 		} else if (LONG == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, 1L);
 			target.setValue(key.fKey, orgin.getLong(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultLong(key.fKey));

 		} else if (STRING == d) {

 			if (forceInitialization)
 				target.setValue(key.fKey, "1"); //$NON-NLS-1$
 			target.setValue(key.fKey, orgin.getString(key.fKey));
 			target.setDefault(key.fKey, orgin.getDefaultString(key.fKey));

 		}
 	}

 	/**
 	 * Loads the values from the parent into this store.
 	 */
 	public void load() {
 		for (int i= 0; i < fOverlayKeys.length; i++)
 			loadProperty(fParent, fOverlayKeys[i], fStore, true);
 	}

 	/**
 	 * Loads the default values.
 	 */
 	public void loadDefaults() {
 		for (int i= 0; i < fOverlayKeys.length; i++)
 			setToDefault(fOverlayKeys[i].fKey);
 	}

 	/**
 	 * Starts to listen for changes.
 	 */
 	public void start() {
 		if (fPropertyListener == null) {
 			fPropertyListener= new PropertyListener();
 			fParent.addPropertyChangeListener(fPropertyListener);
 		}
 	}

 	/**
 	 * Stops to listen for changes.
 	 */
 	public void stop() {
 		if (fPropertyListener != null)  {
 			fParent.removePropertyChangeListener(fPropertyListener);
 			fPropertyListener= null;
 		}
 	}

 	/*
 	 * @see IPreferenceStore#addPropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
 	 */
 	public void addPropertyChangeListener(IPropertyChangeListener listener) {
 		fStore.addPropertyChangeListener(listener);
 	}

 	/*
 	 * @see IPreferenceStore#removePropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
 	 */
 	public void removePropertyChangeListener(IPropertyChangeListener listener) {
 		fStore.removePropertyChangeListener(listener);
 	}

 	/*
 	 * @see IPreferenceStore#firePropertyChangeEvent(java.lang.String, java.lang.Object, java.lang.Object)
 	 */
 	public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
 		fStore.firePropertyChangeEvent(name, oldValue, newValue);
 	}

 	/*
 	 * @see IPreferenceStore#contains(java.lang.String)
 	 */
 	public boolean contains(String name) {
 		return fStore.contains(name);
 	}

 	/*
 	 * @see IPreferenceStore#getBoolean(java.lang.String)
 	 */
 	public boolean getBoolean(String name) {
 		return fStore.getBoolean(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultBoolean(java.lang.String)
 	 */
 	public boolean getDefaultBoolean(String name) {
 		return fStore.getDefaultBoolean(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultDouble(java.lang.String)
 	 */
 	public double getDefaultDouble(String name) {
 		return fStore.getDefaultDouble(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultFloat(String)
 	 */
 	public float getDefaultFloat(String name) {
 		return fStore.getDefaultFloat(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultInt(String)
 	 */
 	public int getDefaultInt(String name) {
 		return fStore.getDefaultInt(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultLong(String)
 	 */
 	public long getDefaultLong(String name) {
 		return fStore.getDefaultLong(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDefaultString(String)
 	 */
 	public String getDefaultString(String name) {
 		return fStore.getDefaultString(name);
 	}

 	/*
 	 * @see IPreferenceStore#getDouble(String)
 	 */
 	public double getDouble(String name) {
 		return fStore.getDouble(name);
 	}

 	/*
 	 * @see IPreferenceStore#getFloat(String)
 	 */
 	public float getFloat(String name) {
 		return fStore.getFloat(name);
 	}

 	/*
 	 * @see IPreferenceStore#getInt(String)
 	 */
 	public int getInt(String name) {
 		return fStore.getInt(name);
 	}

 	/*
 	 * @see IPreferenceStore#getLong(String)
 	 */
 	public long getLong(String name) {
 		return fStore.getLong(name);
 	}

 	/*
 	 * @see IPreferenceStore#getString(String)
 	 */
 	public String getString(String name) {
 		return fStore.getString(name);
 	}

 	/*
 	 * @see IPreferenceStore#isDefault(String)
 	 */
 	public boolean isDefault(String name) {
 		return fStore.isDefault(name);
 	}

 	/*
 	 * @see IPreferenceStore#needsSaving()
 	 */
 	public boolean needsSaving() {
 		return fStore.needsSaving();
 	}

 	/*
 	 * @see IPreferenceStore#putValue(String, String)
 	 */
 	public void putValue(String name, String value) {
 		if (covers(name))
 			fStore.putValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, double)
 	 */
 	public void setDefault(String name, double value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, float)
 	 */
 	public void setDefault(String name, float value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, int)
 	 */
 	public void setDefault(String name, int value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, long)
 	 */
 	public void setDefault(String name, long value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, String)
 	 */
 	public void setDefault(String name, String value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setDefault(String, boolean)
 	 */
 	public void setDefault(String name, boolean value) {
 		if (covers(name))
 			fStore.setDefault(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setToDefault(String)
 	 */
 	public void setToDefault(String name) {
 		fStore.setToDefault(name);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, double)
 	 */
 	public void setValue(String name, double value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, float)
 	 */
 	public void setValue(String name, float value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, int)
 	 */
 	public void setValue(String name, int value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, long)
 	 */
 	public void setValue(String name, long value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, String)
 	 */
 	public void setValue(String name, String value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}

 	/*
 	 * @see IPreferenceStore#setValue(String, boolean)
 	 */
 	public void setValue(String name, boolean value) {
 		if (covers(name))
 			fStore.setValue(name, value);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2003 IBM Corporation 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 API and implementation
	*******************************************************************************/
	package org.eclipse.ui.internal.editors.text;

	import org.eclipse.jface.preference.IPreferenceStore;
	import org.eclipse.jface.preference.PreferenceStore;
	import org.eclipse.jface.util.IPropertyChangeListener;
	import org.eclipse.jface.util.PropertyChangeEvent;

	/**
	* An overlaying preference store.
	*
	* @since 2.1
	*/
	class OverlayPreferenceStore implements IPreferenceStore {


	/**
	* Descriptor used to denote data types.
	*/
	public static final class TypeDescriptor {
	private TypeDescriptor() {
	}
	};

	public static final TypeDescriptor BOOLEAN= new TypeDescriptor();
	public static final TypeDescriptor DOUBLE= new TypeDescriptor();
	public static final TypeDescriptor FLOAT= new TypeDescriptor();
	public static final TypeDescriptor INT= new TypeDescriptor();
	public static final TypeDescriptor LONG= new TypeDescriptor();
	public static final TypeDescriptor STRING= new TypeDescriptor();

	/**
	* Data structure for the overlay key.
	*/
	public static class OverlayKey {

	TypeDescriptor fDescriptor;
	String fKey;

	public OverlayKey(TypeDescriptor descriptor, String key) {
	fDescriptor= descriptor;
	fKey= key;
	}
	};

	/*
	* @see IPropertyChangeListener
	*/
	private class PropertyListener implements IPropertyChangeListener {

	/*
	* @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
	*/
	public void propertyChange(PropertyChangeEvent event) {
	OverlayKey key= findOverlayKey(event.getProperty());
	if (key != null)
	propagateProperty(fParent, key, fStore);
	}
	};


	/** The parent preference store. */
	private IPreferenceStore fParent;
	/** This store. */
	private IPreferenceStore fStore;
	/** The keys of this store. */
	private OverlayKey[] fOverlayKeys;
	/** The property listener. */
	private PropertyListener fPropertyListener;


	/**
	* Creates and returns a new overlay preference store.
	*
	* @param parent the parent preference store
	* @param overlayKeys the overlay keys
	*/
	public OverlayPreferenceStore(IPreferenceStore parent, OverlayKey[] overlayKeys) {
	fParent= parent;
	fOverlayKeys= overlayKeys;
	fStore= new PreferenceStore();
	}

	/**
	* Tries to find and return the overlay key for the given preference key string.
	*
	* @param key the preference key string
	* @return the overlay key or <code>null</code> if none can be found
	*/
	private OverlayKey findOverlayKey(String key) {
	for (int i= 0; i < fOverlayKeys.length; i++) {
	if (fOverlayKeys[i].fKey.equals(key))
	return fOverlayKeys[i];
	}
	return null;
	}

	/**
	* Tells whether the given preference key string is
	* covered by this overlay store.
	*
	* @param key the preference key string
	* @return <code>true</code> if this overlay store covers the given key
	*/
	private boolean covers(String key) {
	return (findOverlayKey(key) != null);
	}

	/**
	* Propagates the given overlay key from the orgin to the target preference store.
	*
	* @param orgin the source preference store
	* @param key the overlay key
	* @param target the preference store to which the key is propagated
	*/
	private void propagateProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target) {

	if (orgin.isDefault(key.fKey)) {
	if (!target.isDefault(key.fKey))
	target.setToDefault(key.fKey);
	return;
	}

	TypeDescriptor d= key.fDescriptor;
	if (BOOLEAN == d) {

	boolean originValue= orgin.getBoolean(key.fKey);
	boolean targetValue= target.getBoolean(key.fKey);
	if (targetValue != originValue)
	target.setValue(key.fKey, originValue);

	} else if (DOUBLE == d) {

	double originValue= orgin.getDouble(key.fKey);
	double targetValue= target.getDouble(key.fKey);
	if (targetValue != originValue)
	target.setValue(key.fKey, originValue);

	} else if (FLOAT == d) {

	float originValue= orgin.getFloat(key.fKey);
	float targetValue= target.getFloat(key.fKey);
	if (targetValue != originValue)
	target.setValue(key.fKey, originValue);

	} else if (INT == d) {

	int originValue= orgin.getInt(key.fKey);
	int targetValue= target.getInt(key.fKey);
	if (targetValue != originValue)
	target.setValue(key.fKey, originValue);

	} else if (LONG == d) {

	long originValue= orgin.getLong(key.fKey);
	long targetValue= target.getLong(key.fKey);
	if (targetValue != originValue)
	target.setValue(key.fKey, originValue);

	} else if (STRING == d) {

	String originValue= orgin.getString(key.fKey);
	String targetValue= target.getString(key.fKey);
	if (targetValue != null && originValue != null && !targetValue.equals(originValue))
	target.setValue(key.fKey, originValue);

	}
	}

	/**
	* Propagates all overlay keys from this store to the parent store.
	*/
	public void propagate() {
	for (int i= 0; i < fOverlayKeys.length; i++)
	propagateProperty(fStore, fOverlayKeys[i], fParent);
	}

	/**
	* Loads the given key from the orgin into the target.
	*
	* @param orgin the source preference store
	* @param key the overlay key
	* @param target the preference store to which the key is propagated
	* @param forceInitialization if <code>true</code> the value in the target gets initialized before loading
	*/
	private void loadProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target, boolean forceInitialization) {
	TypeDescriptor d= key.fDescriptor;
	if (BOOLEAN == d) {

	if (forceInitialization)
	target.setValue(key.fKey, true);
	target.setValue(key.fKey, orgin.getBoolean(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultBoolean(key.fKey));

	} else if (DOUBLE == d) {

	if (forceInitialization)
	target.setValue(key.fKey, 1.0D);
	target.setValue(key.fKey, orgin.getDouble(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultDouble(key.fKey));

	} else if (FLOAT == d) {

	if (forceInitialization)
	target.setValue(key.fKey, 1.0F);
	target.setValue(key.fKey, orgin.getFloat(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultFloat(key.fKey));

	} else if (INT == d) {

	if (forceInitialization)
	target.setValue(key.fKey, 1);
	target.setValue(key.fKey, orgin.getInt(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultInt(key.fKey));

	} else if (LONG == d) {

	if (forceInitialization)
	target.setValue(key.fKey, 1L);
	target.setValue(key.fKey, orgin.getLong(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultLong(key.fKey));

	} else if (STRING == d) {

	if (forceInitialization)
	target.setValue(key.fKey, "1"); //$NON-NLS-1$
	target.setValue(key.fKey, orgin.getString(key.fKey));
	target.setDefault(key.fKey, orgin.getDefaultString(key.fKey));

	}
	}

	/**
	* Loads the values from the parent into this store.
	*/
	public void load() {
	for (int i= 0; i < fOverlayKeys.length; i++)
	loadProperty(fParent, fOverlayKeys[i], fStore, true);
	}

	/**
	* Loads the default values.
	*/
	public void loadDefaults() {
	for (int i= 0; i < fOverlayKeys.length; i++)
	setToDefault(fOverlayKeys[i].fKey);
	}

	/**
	* Starts to listen for changes.
	*/
	public void start() {
	if (fPropertyListener == null) {
	fPropertyListener= new PropertyListener();
	fParent.addPropertyChangeListener(fPropertyListener);
	}
	}

	/**
	* Stops to listen for changes.
	*/
	public void stop() {
	if (fPropertyListener != null) {
	fParent.removePropertyChangeListener(fPropertyListener);
	fPropertyListener= null;
	}
	}

	/*
	* @see IPreferenceStore#addPropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
	*/
	public void addPropertyChangeListener(IPropertyChangeListener listener) {
	fStore.addPropertyChangeListener(listener);
	}

	/*
	* @see IPreferenceStore#removePropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
	*/
	public void removePropertyChangeListener(IPropertyChangeListener listener) {
	fStore.removePropertyChangeListener(listener);
	}

	/*
	* @see IPreferenceStore#firePropertyChangeEvent(java.lang.String, java.lang.Object, java.lang.Object)
	*/
	public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
	fStore.firePropertyChangeEvent(name, oldValue, newValue);
	}

	/*
	* @see IPreferenceStore#contains(java.lang.String)
	*/
	public boolean contains(String name) {
	return fStore.contains(name);
	}

	/*
	* @see IPreferenceStore#getBoolean(java.lang.String)
	*/
	public boolean getBoolean(String name) {
	return fStore.getBoolean(name);
	}

	/*
	* @see IPreferenceStore#getDefaultBoolean(java.lang.String)
	*/
	public boolean getDefaultBoolean(String name) {
	return fStore.getDefaultBoolean(name);
	}

	/*
	* @see IPreferenceStore#getDefaultDouble(java.lang.String)
	*/
	public double getDefaultDouble(String name) {
	return fStore.getDefaultDouble(name);
	}

	/*
	* @see IPreferenceStore#getDefaultFloat(String)
	*/
	public float getDefaultFloat(String name) {
	return fStore.getDefaultFloat(name);
	}

	/*
	* @see IPreferenceStore#getDefaultInt(String)
	*/
	public int getDefaultInt(String name) {
	return fStore.getDefaultInt(name);
	}

	/*
	* @see IPreferenceStore#getDefaultLong(String)
	*/
	public long getDefaultLong(String name) {
	return fStore.getDefaultLong(name);
	}

	/*
	* @see IPreferenceStore#getDefaultString(String)
	*/
	public String getDefaultString(String name) {
	return fStore.getDefaultString(name);
	}

	/*
	* @see IPreferenceStore#getDouble(String)
	*/
	public double getDouble(String name) {
	return fStore.getDouble(name);
	}

	/*
	* @see IPreferenceStore#getFloat(String)
	*/
	public float getFloat(String name) {
	return fStore.getFloat(name);
	}

	/*
	* @see IPreferenceStore#getInt(String)
	*/
	public int getInt(String name) {
	return fStore.getInt(name);
	}

	/*
	* @see IPreferenceStore#getLong(String)
	*/
	public long getLong(String name) {
	return fStore.getLong(name);
	}

	/*
	* @see IPreferenceStore#getString(String)
	*/
	public String getString(String name) {
	return fStore.getString(name);
	}

	/*
	* @see IPreferenceStore#isDefault(String)
	*/
	public boolean isDefault(String name) {
	return fStore.isDefault(name);
	}

	/*
	* @see IPreferenceStore#needsSaving()
	*/
	public boolean needsSaving() {
	return fStore.needsSaving();
	}

	/*
	* @see IPreferenceStore#putValue(String, String)
	*/
	public void putValue(String name, String value) {
	if (covers(name))
	fStore.putValue(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, double)
	*/
	public void setDefault(String name, double value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, float)
	*/
	public void setDefault(String name, float value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, int)
	*/
	public void setDefault(String name, int value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, long)
	*/
	public void setDefault(String name, long value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, String)
	*/
	public void setDefault(String name, String value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setDefault(String, boolean)
	*/
	public void setDefault(String name, boolean value) {
	if (covers(name))
	fStore.setDefault(name, value);
	}

	/*
	* @see IPreferenceStore#setToDefault(String)
	*/
	public void setToDefault(String name) {
	fStore.setToDefault(name);
	}

	/*
	* @see IPreferenceStore#setValue(String, double)
	*/
	public void setValue(String name, double value) {
	if (covers(name))
	fStore.setValue(name, value);
	}

	/*
	* @see IPreferenceStore#setValue(String, float)
	*/
	public void setValue(String name, float value) {
	if (covers(name))
	fStore.setValue(name, value);
	}

	/*
	* @see IPreferenceStore#setValue(String, int)
	*/
	public void setValue(String name, int value) {
	if (covers(name))
	fStore.setValue(name, value);
	}

	/*
	* @see IPreferenceStore#setValue(String, long)
	*/
	public void setValue(String name, long value) {
	if (covers(name))
	fStore.setValue(name, value);
	}

	/*
	* @see IPreferenceStore#setValue(String, String)
	*/
	public void setValue(String name, String value) {
	if (covers(name))
	fStore.setValue(name, value);
	}

	/*
	* @see IPreferenceStore#setValue(String, boolean)
	*/
	public void setValue(String name, boolean value) {
	if (covers(name))
	fStore.setValue(name, value);
	}
	}