Bug 3348 DCR: Code formatter enhancement (1GIYHQR)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/CodeFormatterPreferencePage.java
fWorkingValues= JavaCore.getOptions();
		fCheckBoxes= new ArrayList();
		fTextBoxes= new ArrayList();
		
		fButtonSelectionListener= new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {}
			public void widgetSelected(SelectionEvent e) {
				if (!e.widget.isDisposed()) {
					controlChanged((Button) e.widget);
				}
			}
		};
		
		fTextModifyListener= new ModifyListener() {
			public void modifyText(ModifyEvent e) {
				if (!e.widget.isDisposed()) {
					textChanged((Text) e.widget);
				}
			}
		};
		
		fPreviewDocument= new Document();
		fPreviewText= loadPreviewFile("CodeFormatterPreviewCode.txt");		
	}
	/*
	 * @see IWorkbenchPreferencePage#init()
	 */	
	public void init(IWorkbench workbench) {
	}
	/*