Bug 5449 TVT Text Expansion/Truncations in new java class dialog
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/TypePage.java
* @param nColumns Number of columns to span
	 */
	protected void createSeparator(Composite composite, int nColumns) {
		initializeDialogUnits(composite);
		(new Separator(SWT.SEPARATOR | SWT.HORIZONTAL)).doFillIntoGrid(composite, nColumns, convertHeightInCharsToPixels(1));		
	}
	/**
	 * Creates the controls for the package name field.
	 * @param composite The parent composite
	 * @param nColumns Number of columns to span
	 */	
	protected void createPackageControls(Composite composite, int nColumns) {
		fPackageDialogField.doFillIntoGrid(composite, 4);
	}
	/**
	 * Creates the controls for the enclosing type name field.
	 * @param composite The parent composite
	 * @param nColumns Number of columns to span
	 */		
	protected void createEnclosingTypeControls(Composite composite, int nColumns) {
		fEnclosingTypeSelection.doFillIntoGrid(composite, 1);
		
		Control c= fEnclosingTypeDialogField.getTextControl(composite);
		c.setLayoutData(new MGridData(MGridData.FILL_HORIZONTAL));
		LayoutUtil.setHorizontalSpan(c, 2);
		c= fEnclosingTypeDialogField.getChangeControl(composite);
		c.setLayoutData(new MGridData(MGridData.HORIZONTAL_ALIGN_FILL));
	}	
	/**
	 * Creates the controls for the type name field.