SWT自定义选项卡CTabFolder

学习了：http://blog.csdn.net/dreajay/article/details/17391731

package com.swt;

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.custom.CTabFolder2Adapter;
import org.eclipse.swt.custom.CTabFolderEvent;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

public class Test02 {
    public static void main(String[] args) {
         final Display display = Display.getDefault();
         final Shell shell = new Shell();
         shell.setSize(296, 255);
         shell.setText("CTabFolder 练习");
         shell.setLayout(new GridLayout());
         //   

         shell.open();   

         final CTabFolder tabFolder = new CTabFolder(shell, SWT.NONE|SWT.CLOSE| SWT.BORDER);
         tabFolder.addCTabFolder2Listener(new CTabFolder2Adapter() {
             public void minimize(CTabFolderEvent event) {
                     tabFolder.setMinimized(true);
                     tabFolder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,false));
                     shell.layout(true);//刷新布局
             }
             public void maximize(CTabFolderEvent event) {
                     tabFolder.setMaximized(true);
                     tabFolder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
                     shell.layout(true);
             }
             public void restore(CTabFolderEvent event) {
                     tabFolder.setMinimized(false);
                     tabFolder.setMaximized(false);
                     tabFolder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,false));
                     shell.layout(true);
             }
         });
         //tabFolder.setBounds(0, 0, 283, 211);
         tabFolder.setTabHeight(20);
         tabFolder.marginHeight = 5;
         tabFolder.marginWidth = 5;
         tabFolder.setMaximizeVisible(true);
         tabFolder.setMinimizeVisible(true);
         tabFolder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,false));
         //下面两个是设置固定的背景色和前景色
//         tabFolder.setBackground(display.getSystemColor(SWT.COLOR_BLUE));
//         tabFolder.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
         //下面是设置渐变色
//         Color[] color=new Color[4];
//         color[0]=display.getSystemColor(SWT.COLOR_DARK_BLUE);
//         color[1]=display.getSystemColor(SWT.COLOR_BLUE);
//         color[2]=display.getSystemColor(SWT.COLOR_DARK_GRAY);
//         color[3]=display.getSystemColor(SWT.COLOR_WHITE);
//         int[] intArray=new int[]{25,45,100};
//         tabFolder.setSelectionBackground(color, intArray);
         //这是设置了背景颜色，但是如果同时设置了背景图片的话以背景图片优先
         tabFolder.setSimple(false);//设置圆角
//         tabFolder.setUnselectedCloseVisible(true);
         for (int i = 1; i < 4; i++) {
             CTabItem item = new CTabItem(tabFolder, SWT.None|SWT.MULTI|SWT.V_SCROLL);
             item.setText("选项卡" + i);
             Text t = new Text(tabFolder, SWT.None|SWT.MULTI|SWT.V_SCROLL|SWT.H_SCROLL|SWT.WRAP);
             t.setText("这是选项卡可以控制的文字" + i+"\n\n世界第一等\n\n一路顺风");
             item.setControl(t);   

         }
         Image image=new Image(display,"D:\\label.jpg");
         shell.setImage(image);
         shell.setSize(300, 200);
         shell.layout();
         while (!shell.isDisposed()) {
             if (!display.readAndDispatch())
                 display.sleep();
         }
    }
}