X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/text/PreferencesAdapter.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/text/PreferencesAdapter.java
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--- /dev/null
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@@ -0,0 +1,314 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 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 net.sourceforge.phpdt.internal.ui.text;
+
+import org.eclipse.core.runtime.Preferences;
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.ListenerList;
+import org.eclipse.jface.util.PropertyChangeEvent;
+
+/**
+ * Adapts {@link org.eclipse.core.runtime.Preferences} to
+ * {@link org.eclipse.jface.preference.IPreferenceStore}
+ * 
+ * @since 3.0
+ */
+public class PreferencesAdapter implements IPreferenceStore {
+
+	/**
+	 * Property change listener. Listens for events of type
+	 * {@link org.eclipse.core.runtime.Preferences.PropertyChangeEvent} and
+	 * fires a {@link org.eclipse.jface.util.PropertyChangeEvent} on the adapter
+	 * with arguments from the received event.
+	 */
+	private class PropertyChangeListener implements
+			Preferences.IPropertyChangeListener {
+
+		/*
+		 * @see org.eclipse.core.runtime.Preferences.IPropertyChangeListener#propertyChange(org.eclipse.core.runtime.Preferences.PropertyChangeEvent)
+		 */
+		public void propertyChange(Preferences.PropertyChangeEvent event) {
+			firePropertyChangeEvent(event.getProperty(), event.getOldValue(),
+					event.getNewValue());
+		}
+	}
+
+	/** Listeners on the adapter */
+	private ListenerList fListeners = new ListenerList();
+
+	/** Listener on the adapted Preferences */
+	private PropertyChangeListener fListener = new PropertyChangeListener();
+
+	/** Adapted Preferences */
+	private Preferences fPreferences;
+
+	/** True iff no events should be forwarded */
+	private boolean fSilent;
+
+	/**
+	 * Initialize with empty Preferences.
+	 */
+	public PreferencesAdapter() {
+		this(new Preferences());
+	}
+
+	/**
+	 * Initialize with the given Preferences.
+	 * 
+	 * @param preferences
+	 *            The preferences to wrap.
+	 */
+	public PreferencesAdapter(Preferences preferences) {
+		fPreferences = preferences;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void addPropertyChangeListener(IPropertyChangeListener listener) {
+		if (fListeners.size() == 0)
+			fPreferences.addPropertyChangeListener(fListener);
+		fListeners.add(listener);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void removePropertyChangeListener(IPropertyChangeListener listener) {
+		fListeners.remove(listener);
+		if (fListeners.size() == 0)
+			fPreferences.removePropertyChangeListener(fListener);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public boolean contains(String name) {
+		return fPreferences.contains(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void firePropertyChangeEvent(String name, Object oldValue,
+			Object newValue) {
+		if (!fSilent) {
+			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 boolean getBoolean(String name) {
+		return fPreferences.getBoolean(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public boolean getDefaultBoolean(String name) {
+		return fPreferences.getDefaultBoolean(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public double getDefaultDouble(String name) {
+		return fPreferences.getDefaultDouble(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public float getDefaultFloat(String name) {
+		return fPreferences.getDefaultFloat(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public int getDefaultInt(String name) {
+		return fPreferences.getDefaultInt(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public long getDefaultLong(String name) {
+		return fPreferences.getDefaultLong(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public String getDefaultString(String name) {
+		return fPreferences.getDefaultString(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public double getDouble(String name) {
+		return fPreferences.getDouble(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public float getFloat(String name) {
+		return fPreferences.getFloat(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public int getInt(String name) {
+		return fPreferences.getInt(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public long getLong(String name) {
+		return fPreferences.getLong(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public String getString(String name) {
+		return fPreferences.getString(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public boolean isDefault(String name) {
+		return fPreferences.isDefault(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public boolean needsSaving() {
+		return fPreferences.needsSaving();
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void putValue(String name, String value) {
+		try {
+			fSilent = true;
+			fPreferences.setValue(name, value);
+		} finally {
+			fSilent = false;
+		}
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, double value) {
+		fPreferences.setDefault(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, float value) {
+		fPreferences.setDefault(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, int value) {
+		fPreferences.setDefault(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, long value) {
+		fPreferences.setDefault(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, String defaultObject) {
+		fPreferences.setDefault(name, defaultObject);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setDefault(String name, boolean value) {
+		fPreferences.setDefault(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setToDefault(String name) {
+		fPreferences.setToDefault(name);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, double value) {
+		fPreferences.setValue(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, float value) {
+		fPreferences.setValue(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, int value) {
+		fPreferences.setValue(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, long value) {
+		fPreferences.setValue(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, String value) {
+		fPreferences.setValue(name, value);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void setValue(String name, boolean value) {
+		fPreferences.setValue(name, value);
+	}
+}