Bug 26261 Confusion after setting hover prefs due to disabled hover - remove hover toggle
20021113 i set the 'shift' hover to source - nothing happens on hovering with shift down
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
/**
	 * A named preference that holds the color used to render linked positions inside code templates.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 * 
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_LINKED_POSITION_COLOR= "linkedPositionColor"; 
	/**
	 * A named preference that holds the color used as the text foreground.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 * 
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_FOREGROUND_COLOR= AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND;
	/**
	 * A named preference that describes if the system default foreground color
	 * is used as the text foreground.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_FOREGROUND_DEFAULT_COLOR= AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT;