improve preferences handling and textual representation

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/Messages.java

@@ -41,6 +41,7 @@ public class Messages extends NLS {
 	public static String TransactionDetails_21;
 	public static String TransactionDetails_3;
 	public static String TransactionDetails_4;
+	public static String WaveformPreferencesPage_description;
 	public static String WaveformPreferencesPage_1;
 	public static String WaveformViewer_13;
 	public static String WaveformViewer_14;
@@ -61,6 +62,30 @@ public class Messages extends NLS {
 	public static String WaveStatusBarControl_6;
 	public static String WaveStatusBarControl_7;
 	public static String WaveStatusBarControl_8;
+	public static String line;
+	public static String line_highlite;
+	public static String track_bg_even;
+	public static String track_bg_odd;
+	public static String track_bg_highlite;
+	public static String tx_bg;
+	public static String tx_bg_highlite;
+	public static String tx_border;
+	public static String signal0;
+	public static String signal1;
+	public static String signalz;
+	public static String signalx;
+	public static String signalu;
+	public static String signal_text;
+	public static String signal_real;
+	public static String signal_nan;
+	public static String cursor;
+	public static String cursor_drag;
+	public static String cursor_text;
+	public static String marker;
+	public static String marker_text;
+	public static String rel_arrow;
+	public static String rel_arrow_highlite;
+
 	static {
 		// initialize resource bundle
 		NLS.initializeMessages(BUNDLE_NAME, Messages.class);

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/messages.properties

@@ -35,6 +35,7 @@ TransactionDetails_20=Time
 TransactionDetails_21=End time
 TransactionDetails_3=Value
 TransactionDetails_4=Relation
+WaveformPreferencesPage_description=Default Waveform Window Settings
 WaveformPreferencesPage_1=Color for 
 WaveformViewer_13=Database Load Status
 WaveformViewer_14=Database Load Cancelled
@@ -55,3 +56,27 @@ WaveStatusBarControl_5=C:
 WaveStatusBarControl_6=M:
 WaveStatusBarControl_7=C-M:
 WaveStatusBarControl_8=Z:
+line=Track line
+line_highlite=higlighted Track line 
+track_bg_even=even Track Background
+track_bg_odd=odd Track Background
+track_bg_highlite=highlighted Track Background
+tx_bg=Transaction Background
+tx_bg_highlite=highlighted Transaction Background
+tx_border=Transaction Border
+signal0=Signal Value '0'
+signal1=Signal Value '1'
+signalz=Signal Value 'Z'
+signalx=Signal Value 'X'
+signalu=Signal Value 'U'
+signal_text=Signal text
+signal_real=Signal real Value
+signal_nan=Signal NaN Value
+cursor=Cursor
+cursor_drag=dragged Cursor
+cursor_text=Cursor Text
+marker=Marker
+marker_text=Marker TExt
+rel_arrow=Relation arrow
+rel_arrow_highlite=highlighted Relation arrorw
+

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/WaveformViewer.java

@@ -478,13 +478,13 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	
 	@Inject
 	@Optional
-	public void reactOnShowHoverChange(@Preference(value = PreferenceConstants.SHOW_HOVER) Boolean hover) {
+	public void reactOnShowHoverChange(@Preference(nodePath = PreferenceConstants.PREFERENCES_SCOPE, value = PreferenceConstants.SHOW_HOVER) Boolean hover) {
 		showHover=hover;
 	}
 	
 	@Inject
 	@Optional
-	public void reactOnReloadDatabaseChange(@Preference(value = PreferenceConstants.DATABASE_RELOAD) Boolean checkForUpdates) {
+	public void reactOnReloadDatabaseChange(@Preference(nodePath = PreferenceConstants.PREFERENCES_SCOPE, value = PreferenceConstants.DATABASE_RELOAD) Boolean checkForUpdates) {
 		if (checkForUpdates) {
 			fileChecker = fileMonitor.addFileChangeListener(WaveformViewer.this, filesToLoad, FILE_CHECK_INTERVAL);
 		} else { 

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/preferences/WaveformPreferencesPage.java

@@ -10,6 +10,9 @@
  *******************************************************************************/
 package com.minres.scviewer.e4.application.preferences;
 
+import java.lang.reflect.Field;
+import java.util.HashMap;
+
 import org.eclipse.jface.preference.ColorFieldEditor;
 import org.eclipse.jface.preference.FieldEditorPreferencePage;
 
@@ -26,6 +29,7 @@ public class WaveformPreferencesPage extends FieldEditorPreferencePage {
 	 */
 	public WaveformPreferencesPage() {
 		super(GRID);
+		setDescription(Messages.WaveformPreferencesPage_description);
 	}
 
 	/* (non-Javadoc)
@@ -33,9 +37,18 @@ public class WaveformPreferencesPage extends FieldEditorPreferencePage {
 	 */
 	@Override
 	protected void createFieldEditors() {
-
+		Field[] declaredFields = Messages.class.getDeclaredFields();
+		HashMap<String, String> staticFields = new HashMap<String, String>();
+		for (Field field : declaredFields) {
+		    if (java.lang.reflect.Modifier.isStatic(field.getModifiers())) {
+		        try {
+					staticFields.put(field.getName(), (String)field.get(null));
+				} catch (IllegalArgumentException | IllegalAccessException e) {}
+		    }
+		}
 		for (WaveformColors c : WaveformColors.values()) {
-			addField(new ColorFieldEditor(c.name() + "_COLOR", Messages.WaveformPreferencesPage_1 + c.name().toLowerCase(), //$NON-NLS-1$
+			addField(new ColorFieldEditor(c.name() + "_COLOR", 
+					Messages.WaveformPreferencesPage_1 + staticFields.get(c.name().toLowerCase()), //$NON-NLS-1$
 					getFieldEditorParent()));
 		}
 	}