messagebox.java

简单的JAVA程序,给大家稍微看看 还没有连数据库

package com.studentmanage;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Dialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import com.swtdesigner.SWTResourceManager;

/**
 * 自己定义的一个对话框程序。
 * 使用
 * MessageBox ms=new MessageBox(new Shell(),"title","info");
  	ms.open();
 	if(ms.isClickedOk)
 *	todoSomething
 * @author 刘贵学
 *
 */
public class MessageBox extends Dialog
{

	protected Object result;

	protected Shell shell;

	// 如果单击确定返回true
	public boolean isClickedOk = false;

	private Label lbInfo;

	/**
	 * Create the dialog
	 * 
	 * @param parent
	 * @param style
	 */
	public MessageBox(Shell parent, int style)
	{
		super(parent, style);
		createContents();
	}

		/**
	 * Create the dialog
	 * 
	 * @param parent
	 */
	public MessageBox(Shell parent)
	{
		this(parent, SWT.NONE);
		createContents();
	}
	public MessageBox(Shell parent,String title,String info)
		{
			this(parent, SWT.NONE);
			setTitle(title);
			setInfo(info);
			
		}
	public MessageBox(Shell parent,String info)
		{
			this(parent, SWT.NONE);
			 setInfo(info);
			
		}
	// 设置标题
	public void setTitle(String title)
		{
				shell.setText(title);
		}

	public void setInfo(String info)
		{		lbInfo.setText(info);
		}

	/**
	 * Open the dialog
	 * 
	 * @return the result
	 */
	// 打开对话框
	public Object open()
		{
			shell.open();
			shell.layout();
			Display display = getParent().getDisplay();
			while (!shell.isDisposed())
			{
				if (!display.readAndDispatch())
					display.sleep();
			}
			return result;
		}

	/**
	 * Create contents of the dialog
	 */
	protected void createContents()
		{
			shell = new Shell(getParent(), SWT.DIALOG_TRIM
					| SWT.APPLICATION_MODAL);
			shell.setSize(466, 163);
			shell.setMaximized(false);
			shell.setMinimized(false);

			final Button btnCancel = new Button(shell, SWT.NONE);
			btnCancel.addSelectionListener(new SelectionAdapter() {
				public void widgetSelected(SelectionEvent arg0)
					{
						shell.close();

					}
			});
			btnCancel.setText("取消");
			btnCancel.setBounds(120, 101, 71, 25);

			final Button btnOk = new Button(shell, SWT.NONE);
			btnOk.addSelectionListener(new SelectionAdapter() {
				public void widgetSelected(SelectionEvent arg0)
					{
						isClickedOk = true;
						shell.close();
												
					}
			});
			btnOk.setBounds(264, 101, 66, 25);
			btnOk.setText("确定");

			lbInfo = new Label(shell, SWT.CENTER | SWT.WRAP);
			lbInfo.setFont(SWTResourceManager.getFont("", 12, SWT.NONE));
			
			lbInfo.setBounds(44, 22, 369, 60);
			//
		}

}