SWT组件介绍

• 介绍

本文介绍SWT中一些组件的使用方法。

• ScrolledComposite

[caption id="attachment_2688" align="aligncenter" width="188"]​​​​ ScrolledComposite[/caption]

[codesyntax lang="java"]

/**
 * Copyright By suren.
 * You can get more information from my website:
 * http://surenpi.com
 */
package org.suren.swt.test;

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

/**
 * @author suren
 * @date 2015年9月30日 下午4:57:34
 */
public class ScrolledTest
{

  /**
   * @param args
   */
  public static void main(String[] args)
  {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    
    shell.setSize(200, 100);
    
    ScrolledComposite scroll = new ScrolledComposite(shell, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    Composite composite = new Composite(scroll, SWT.NULL);
    composite.setLayout(new RowLayout());
    
    new Button(composite, SWT.PUSH).setText("one");
    new Button(composite, SWT.PUSH).setText("one");
    new Button(composite, SWT.PUSH).setText("one");
    new Button(composite, SWT.PUSH).setText("one");
    new Button(composite, SWT.PUSH).setText("one");
    new Button(composite, SWT.PUSH).setText("one");
    
    //下面两句必须有
    scroll.setContent(composite);
    composite.setSize(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    
    shell.open();
    while(!shell.isDisposed()){
      if(!display.readAndDispatch()){
        display.sleep();
      }
    }
    display.dispose();
  }

}

[/codesyntax]