Bug 11770 java browsing: multi-selection disabled in 2 of 4 views
multi selection is disabled in the package and type views but it's enabled in project and member views
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/TypesView.java
}
	/**
	 * Answers if the given <code>element</code> is a valid
	 * element for this part.
	 * 
	 * @param 	element	the object to test
	 * @return	<true> if the given element is a valid element
	 */
	protected boolean isValidElement(Object element) {
		if (element instanceof ICompilationUnit)
			return super.isValidElement(((ICompilationUnit)element).getParent());
		else if (element instanceof IType) {
			IType type= (IType)element;
			return type.getDeclaringType() == null && isValidElement(type.getCompilationUnit());
		}
		return false;
	}
	/**
	 * Finds the element which has to be selected in this part.
	 * 
	 * @param je	the Java element which has the focus
	 */
	protected IJavaElement findElementToSelect(IJavaElement je) {
		if (je == null)
			return null;
		switch (je.getElementType()) {
			case IJavaElement.TYPE:
				IType type= ((IType)je).getDeclaringType();
				if (type == null)