@PostConstruct
	public void pc(Composite parent){
		System.err.println("pc");
		TreeViewer listViewer = new TreeViewer(parent);
		listViewer.getTree().setBounds(10, 10, 200, 200);
		listViewer.setContentProvider(new ITreeContentProvider() {
			
			@Override
			public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
				System.err.println("Changed");
			}
			
			@Override
			public void dispose() {
				
			}
			
			@Override
			public boolean hasChildren(Object element) {
				
				File file = (File) element;
				return file.isDirectory();
			}
			
			@Override
			public Object getParent(Object element) {
				File file = (File) element;
				return file.getParentFile();
			}
			
			@Override
			public Object[] getElements(Object inputElement) {
				File file = (File) inputElement;

				return file.listFiles();
			}
			
			@Override
			public Object[] getChildren(Object parentElement) {
				File file = (File) parentElement;
				return file.listFiles();

			}
		});
		
		listViewer.setLabelProvider(new LabelProvider(){
			@Override
			public String getText(Object element) {
				File file = (File) element;
				return file.getName();
			}
			
			@Override
			public Image getImage(Object element) {

				return null;
			}
		});
		listViewer.setInput(new File("C:\\"));
	}