Bug 77537 [preferences] Preview window in Preferences->Java->Properties File Editor displays incorrect background color
The properties file editor seems to inherit its background color from the setting in Preferences->Java->Editor->Syntax. However, the preview window in Preferences->Java->Properties File Editor always displays a white background.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
/**
	 * A named preference that controls whether arguments in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * 
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT_ITALIC= PROPERTIES_FILE_COLORING_ARGUMENT + EDITOR_ITALIC_SUFFIX;
		
	/**
	 * Initializes the given preference store with the default values.
	 * 
	 * @param store the preference store to be initialized
	 * 
	 * @since 2.1
	 */
	public static void initializeDefaultValues(IPreferenceStore store) {
		
		AbstractDecoratedTextEditorPreferenceConstants.initializeDefaultValues(store);
		
		store.setDefault(PreferenceConstants.EDITOR_SHOW_SEGMENTS, false);
		
		store.setDefault(PreferenceConstants.LINK_PACKAGES_TO_EDITOR, false);
		store.setDefault(PreferenceConstants.LINK_TYPEHIERARCHY_TO_EDITOR, false);
		store.setDefault(PreferenceConstants.OPEN_TYPE_HIERARCHY, PreferenceConstants.OPEN_TYPE_HIERARCHY_IN_VIEW_PART);
		store.setDefault(PreferenceConstants.DOUBLE_CLICK, PreferenceConstants.DOUBLE_CLICK_EXPANDS);
		store.setDefault(PreferenceConstants.UPDATE_JAVA_VIEWS, PreferenceConstants.UPDATE_WHILE_EDITING);	
		store.setToDefault(PreferenceConstants.UPDATE_JAVA_VIEWS);