【Java开源代码栏目提醒】:网学会员在Java开源代码频道为大家收集整理了Tree2.java提供大家参考,希望对大家有所帮助!
package cn.com.chengang.swt;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.swt.widgets.TreeItem;
public class Tree2 {
public static void main(String[] args) {
final Display display = Display.getDefault();
final Shell shell = new Shell();
shell.setSize(327, 253);
// ---------创建窗口中的其他界面组件-------------
shell.setLayout(new FillLayout());
// 创建一个Tree,并显示表头和表格线
final Tree tree = new Tree(shell, SWT.BORDER);
tree.setHeaderVisible(true);
tree.setLinesVisible(true);
// 加入三列
TreeColumn col1 = new TreeColumn(tree, SWT.NONE);
col1.setText("");
col1.setWidth(100);
TreeColumn col2 = new TreeColumn(tree, SWT.NONE);
col2.setText("职位");
col2.setWidth(80);
TreeColumn col3 = new TreeColumn(tree, SWT.NONE);
col3.setText("特点");
col3.setWidth(100);
// 第一个记录树
TreeItem item1 = new TreeItem(tree, SWT.NONE);
item1.setText("PPP项小组");
// createItem是生成子结点的自定义方法
createItem(item1, "黄俊", "组长", "技术全面");
createItem(item1, "黄钰", "程序员", "编程超快");
createItem(item1, "张浩", "
程序员", "专攻难点");
createItem(item1, "周阅", "测试员", "认真负责");
// 第二个记录树
TreeItem item2 = new TreeItem(tree, SWT.NONE);
item2.setText("中国足球队");
createItem(item2, "陈刚", "后勤", "擦鞋很专业");
// 监听树的选择事件,并将所选记录的文字显示在窗口标题栏
tree.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
TreeItem[] items = tree.getSelection();
TreeItem o = items[0];
shell.setText(o.getText(0) + "," + o.getText(1) + "," + o.getText(2));
}
});
// -----------------END------------------------
shell.layout();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
/**
* 自定义方法。生成TableTreeItem
*/
private static TreeItem createItem(TreeItem parentItem, String name, String job, String desc) {
TreeItem childItem = new TreeItem(parentItem, SWT.NONE);
childItem.setText(name);
childItem.setText(1, job);
childItem.setText(2, desc);
return childItem;
}
}