Finished version 1.0

- added relation navigation
- improved about dialog

com.minres.scviewer.database/src/com/minres/scviewer/database/IWaveformDb.java

@@ -22,6 +22,8 @@ public interface IWaveformDb extends IHierNode {
 	
 	public List<IWaveform<?>> getAllWaves();
 	
+	public List<RelationType> getAllRelationTypes();
+	
 	public boolean load(File inp) throws Exception;
 
 	public boolean isLoaded();

com.minres.scviewer.database/src/com/minres/scviewer/database/IWaveformDbLoader.java

@@ -11,6 +11,7 @@
 package com.minres.scviewer.database;
 
 import java.io.File;
+import java.util.Collection;
 import java.util.List;
 
 public interface IWaveformDbLoader {
@@ -21,4 +22,6 @@ public interface IWaveformDbLoader {
 	
 	public List<IWaveform<? extends IWaveformEvent>> getAllWaves() ;
 	
+	public Collection<RelationType> getAllRelationTypes() ;
+	
 }

com.minres.scviewer.database/src/com/minres/scviewer/database/RelationType.java

@@ -10,11 +10,26 @@
  *******************************************************************************/
 package com.minres.scviewer.database;
 
+import java.util.HashMap;
+
 public class RelationType {
 	
+	private static HashMap<String, RelationType> registry = new HashMap<>();
+	
 	private String name;
 
-	public RelationType(String name) {
+	public static RelationType create(String name){
+		if(registry.containsKey(name)){
+			return registry.get(name);
+		}else{
+			RelationType relType = new RelationType(name);
+			registry.put(name, relType);
+			return relType;
+		}
+		
+	}
+	
+	private RelationType(String name) {
 		super();
 		this.name = name;
 	}
@@ -30,4 +45,9 @@ public class RelationType {
 	public String toString(){
 		return name;
 	}
+	
+	@Override
+	public int hashCode() {
+		return name.hashCode();
+	}
 }

com.minres.scviewer.database/src/com/minres/scviewer/database/internal/WaveformDb.java

@@ -29,6 +29,7 @@ import com.minres.scviewer.database.IWaveformDb;
 import com.minres.scviewer.database.IWaveformDbLoader;
 import com.minres.scviewer.database.IWaveformEvent;
 import com.minres.scviewer.database.InputFormatException;
+import com.minres.scviewer.database.RelationType;
 
 public class WaveformDb extends HierNode implements IWaveformDb {
 
@@ -38,6 +39,8 @@ public class WaveformDb extends HierNode implements IWaveformDb {
 
 	private List<IHierNode> childNodes;
 
+	private List<RelationType> relationTypes;
+	
 	private Map<String, IWaveform<?>> waveforms;
 
 	private Long maxTime;
@@ -59,6 +62,7 @@ public class WaveformDb extends HierNode implements IWaveformDb {
 	public WaveformDb() {
 		super();
 		waveforms = new HashMap<String, IWaveform<?>>();
+		relationTypes=new ArrayList<>();
 		maxTime=0L;
 	}
 
@@ -89,6 +93,7 @@ public class WaveformDb extends HierNode implements IWaveformDb {
 				}
 				if(name==null) name=getFileBasename(inp.getName());
 				buildHierarchyNodes() ;
+				relationTypes.addAll(loader.getAllRelationTypes());
 				pcs.firePropertyChange("WAVEFORMS", null, waveforms);
 				pcs.firePropertyChange("CHILDS", null, childNodes);
 				loaded = true;
@@ -185,4 +190,9 @@ public class WaveformDb extends HierNode implements IWaveformDb {
 	    }
 	    return sb.toString();
 	}
+
+	@Override
+	public List<RelationType> getAllRelationTypes() {
+		return relationTypes;
+	}
 }