SWT的ListVierer的使用

package com.test;


import java.util.ArrayList;
import java.util.List;

import model.People;

import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.ListViewer;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;




public class LBMShow {static class ListLabelProvider extends LabelProvider {
    public String getText(Object element) {
        Country country = (Country)element;
        return country.getName();
    }
    public Image getImage(Object element) {
        return null;
    }
}
static class ContentProvider implements IStructuredContentProvider {
    public Object[] getElements(Object inputElement) {
        if(inputElement instanceof List){
            List list = (List)inputElement;
            return list.toArray();
        }
        return new Object[0];
    }
    public void dispose() {
    }
    
    @Override
    public void inputChanged(Viewer arg0, Object arg1, Object arg2) {
        // TODO Auto-generated method stub
        
    }
}
static class Country {
    private String name;

    public Country(){
    }
    public Country(String name){
        this.name = name;
    }
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
    public static List getCountryList(){
        List list = new ArrayList();
        list.add(new Country("中国"));
        list.add(new Country("美国"));
        list.add(new Country("日本"));
        return list;
    }
    
}
private static org.eclipse.swt.widgets.List list;
/**
 * Launch the application
 * @param args
 */
public static void main(String[] args) {
    final Display display = Display.getDefault();
    final Shell shell = new Shell();
    shell.setSize(500, 375);
    shell.setText("SWT Application");
    //
    
    shell.open();

    final ListViewer listViewer = new ListViewer(shell, SWT.BORDER);
    list = listViewer.getList();
    list.setBounds(122, 63, 100, 100);
    
    listViewer.setContentProvider(new ContentProvider());
    listViewer.setLabelProvider(new ListLabelProvider());
    listViewer.setInput(Country.getCountryList());
    //可以直接添加
   // listViewer.add(new Country("英国"));                //可以添加一条
    shell.setLayout(new FillLayout());
    shell.layout();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
}}