--- a/plugin.xml	Wed Jan 05 11:35:45 2011 +0100
+++ b/plugin.xml	Wed Jan 05 12:29:11 2011 +0100
@@ -105,5 +105,13 @@
             name="Digilib Link Editor">
       </editor>
    </extension>
+   <extension
+         point="org.eclipse.ui.preferencePages">
+      <page
+            class="de.mpg.mpiwg.itgroup.digilib.plugin.WorkbenchPreferencePage"
+            id="de.mpg.mpiwg.itgroup.digilib.plugin.page1"
+            name="Digilib viewer">
+      </page>
+   </extension>
 
 </plugin>

--- a/src/de/mpg/mpiwg/itgroup/digilib/digiImage/DigiImage.java	Wed Jan 05 11:35:45 2011 +0100
+++ b/src/de/mpg/mpiwg/itgroup/digilib/digiImage/DigiImage.java	Wed Jan 05 12:29:11 2011 +0100
@@ -31,6 +31,7 @@
 
 import de.mpg.mpiwg.itgroup.digilib.digiImage.properties.DigiImageProperties;
 import de.mpg.mpiwg.itgroup.digilib.manipulator.extensions.ZoomAreaRectangleListener;
+import de.mpg.mpiwg.itgroup.digilib.plugin.Activator;
 import de.mpg.mpiwg.itgroup.digilib.plugin.editors.DigilibLinkEditorObservable;
 
 
@@ -47,6 +48,8 @@
 	 * Implemens a connection to Digilib.
 	 */
     
+	
+	
 	private List<ISelectionChangedListener> selectionChangeListener = new ArrayList<ISelectionChangedListener>();
 
 	/* some parameters should not occur in the URL constructed by {@link #createUrlFromParameter(DigiImageParameter)} if set to negative values.
@@ -56,7 +59,7 @@
 	private static List<String> omitIfNegative = Arrays.asList(omitIfNegativeArray);
 	
 	
-	private String baseUrl="http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler";
+	//private String baseUrl="http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler";
 		
 	/**
 	 * Get the Url of the digilib scaler, set to http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler, if not changed. 
@@ -95,6 +98,8 @@
 	private Composite parent;
 	
 	private DigiImageParameter dp;
+
+	private String baseUrl;
 	
 	
 	/**
@@ -108,6 +113,7 @@
 		label = new Label(parent, style);
 		this.parent = parent;
 		this.dp=dp;
+		this.baseUrl = Activator.getDefault().getPreferenceStore().getString(Activator.baseUrl_id);
 		try {
 			setNewURL(createUrlFromParameter(dp));
 		} catch (MalformedURLException e) {

--- a/src/de/mpg/mpiwg/itgroup/digilib/plugin/Activator.java	Wed Jan 05 11:35:45 2011 +0100
+++ b/src/de/mpg/mpiwg/itgroup/digilib/plugin/Activator.java	Wed Jan 05 12:29:11 2011 +0100
@@ -1,5 +1,6 @@
 package de.mpg.mpiwg.itgroup.digilib.plugin;
 
+import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.resource.ImageDescriptor;
 import org.eclipse.ui.plugin.AbstractUIPlugin;
 import org.osgi.framework.BundleContext;
@@ -11,7 +12,10 @@
 
 	// The plug-in ID
 	public static final String PLUGIN_ID = "de.mpg.mpiwg.itgroup.diglib.plugin"; //$NON-NLS-1$
-
+	
+	//default base url fuer preferences
+	private static final String baseUrl_default="http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler";
+	public static String baseUrl_id="baseurl";
 	// The shared instance
 	private static Activator plugin;
 	
@@ -58,4 +62,14 @@
 	public static ImageDescriptor getImageDescriptor(String path) {
 		return imageDescriptorFromPlugin(PLUGIN_ID, path);
 	}
+	
+	/** 
+	 * Initializes a preference store with default preference values 
+	 * for this plug-in.
+	 */
+	protected void initializeDefaultPreferences(IPreferenceStore store) {
+		store.setDefault(baseUrl_id, baseUrl_default);
+		
+
+	}
 }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/de/mpg/mpiwg/itgroup/digilib/plugin/WorkbenchPreferencePage.java	Wed Jan 05 12:29:11 2011 +0100
@@ -0,0 +1,27 @@
+package de.mpg.mpiwg.itgroup.digilib.plugin;
+
+import org.eclipse.jface.preference.FieldEditorPreferencePage;
+import org.eclipse.jface.preference.StringFieldEditor;
+import org.eclipse.ui.IWorkbench;
+import org.eclipse.ui.IWorkbenchPreferencePage;
+
+public class WorkbenchPreferencePage extends FieldEditorPreferencePage implements
+		IWorkbenchPreferencePage {
+
+	public void init(IWorkbench workbench){
+		setPreferenceStore(Activator.getDefault().getPreferenceStore());
+	}
+	
+
+	public WorkbenchPreferencePage() {
+		super(GRID);
+	}
+
+
+	@Override
+	protected void createFieldEditors() {
+		addField(new StringFieldEditor(Activator.baseUrl_id, "digilib base url", getFieldEditorParent()));
+		
+	}
+
+}

--- a/src/de/mpg/mpiwg/itgroup/digilib/plugin/editors/DigilibLinkEditorPart.java	Wed Jan 05 11:35:45 2011 +0100
+++ b/src/de/mpg/mpiwg/itgroup/digilib/plugin/editors/DigilibLinkEditorPart.java	Wed Jan 05 12:29:11 2011 +0100
@@ -1,24 +1,12 @@
 package de.mpg.mpiwg.itgroup.digilib.plugin.editors;
 
 
-import info.textgrid.lab.linkeditor.mip.gui.ImagePanel;
-
 import java.io.IOException;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.List;
 import java.util.Observable;
 import java.util.Observer;
 
-import org.apache.axis2.databinding.types.soapencoding.Array;
-import org.eclipse.core.resources.IResourceChangeEvent;
-import org.eclipse.core.resources.IResourceChangeListener;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.ISelectionChangedListener;
-import org.eclipse.jface.viewers.ISelectionProvider;
-import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.ScrolledComposite;
@@ -30,10 +18,8 @@
 import org.eclipse.ui.IPageLayout;
 import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
-import org.eclipse.ui.IWorkbenchPartSite;
 import org.eclipse.ui.PartInitException;
 import org.eclipse.ui.part.EditorPart;
-import org.eclipse.ui.views.properties.IPropertySheetPage;
 import org.eclipse.ui.views.properties.PropertySheet;
 import org.eclipse.ui.views.properties.PropertySheetPage;
 import org.jdom.JDOMException;
@@ -195,7 +181,6 @@
 			Cursor waitCursor = new Cursor(mainComposite.getDisplay(),b);
 			mainComposite.setCursor(waitCursor);
 		
-			
 		}