Bug 77701 'enum' declaration entry should not appear in 'Line wrapping' page of code formatter dialog preferences
JDT/Core code formatter does not support alignements for enums. So, it should not exist any entries for 'enum' declaration in code formatter preferences dialog...
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/formatter/LineWrappingTabPage.java
fWorkingValues.put(LINE_SPLIT, normalSetting);
	}
	
	protected void setPreviewText(String text) {
		final Object normalSetting= fWorkingValues.get(LINE_SPLIT);
		fWorkingValues.put(LINE_SPLIT, fPreviewPreferences.get(LINE_SPLIT));
		fPreview.setPreviewText(text);
		fWorkingValues.put(LINE_SPLIT, normalSetting);
	}
	
	protected void forceSplitChanged(boolean forceSplit) {
	    Iterator iterator= fSelectionState.fElements.iterator();
	    String currentKey;
        while (iterator.hasNext()) {
            currentKey= ((Category)iterator.next()).key;
            try {
                changeForceSplit(currentKey, forceSplit);
            } catch (IllegalArgumentException e) {
    			fWorkingValues.put(currentKey, DefaultCodeFormatterConstants.createAlignmentValue(forceSplit, DefaultCodeFormatterConstants.WRAP_NO_SPLIT, DefaultCodeFormatterConstants.INDENT_DEFAULT));
    			JavaPlugin.log(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), IStatus.OK, 
    			        FormatterMessages.getFormattedString("LineWrappingTabPage.error.invalid_value", currentKey), e)); 
    		}
        }
        fSelectionState.refreshState(fSelection);
	}
	
	private void changeForceSplit(String currentKey, boolean forceSplit) throws IllegalArgumentException{
		String value= (String)fWorkingValues.get(currentKey);
		value= DefaultCodeFormatterConstants.setForceWrapping(value, forceSplit);
		if (value == null)