SWT开发 - Combo的使用（1）

package com.test.swt;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class ComboSample01 {

    public static void main(String[] args){
        
        Display display = new Display ();
        Shell shell = new Shell(display);
        
        shell.setLayout(new FillLayout());
                
        // simple style Combo
        Combo c1 = new Combo(shell,SWT.SIMPLE);
        c1.add("c1-1");
        c1.add("c1-2");
        // Drop down style Combo
        Combo c2 = new Combo(shell,SWT.DROP_DOWN);
        c2.add("c2-1");
        c2.add("c2-2");
        c2.setText("");
        // read only style Combo
        Combo c3 = new Combo(shell,SWT.READ_ONLY);
        c3.add("c3-1");
        c3.add("c3-2");
        c3.select(1);
        
        shell.pack();
        shell.open();

        while (!shell.isDisposed ()){
          if (!display.readAndDispatch ()){
            display.sleep ();
          }
        }
        display.dispose ();
      }

}