passwordmodifydialog.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.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Control;
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 org.eclipse.swt.widgets.Text;
/**
 * velidate the password
 * and reset the value
 */
public class PassWordModifyDialog extends Dialog
{

	private Label lbInfo;
	private Label label_2;
	private Button btnCancel;
	private Label label_1;
	private Label label;
	private Button tbnOK;
	private Text txtPassWord2;
	private Text txtPassWord1;
	private Text txtPassWord;
	protected Object result;

	protected Shell shell;

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

	/**
	 * Create the dialog
	 * @param parent
	 */
	public PassWordModifyDialog(Shell parent)
	{
		this(parent, SWT.NONE);
	}

	/**
	 * Open the dialog
	 * @return the result
	 */
	public Object open()
		{
			createContents();
			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(347, 251);
			shell.setText("密码修改 ");

			label = new Label(shell, SWT.NONE);
			label.setText("初始密码：");
			label.setBounds(49, 39, 56, 21);
			
			lbInfo = new Label(shell, SWT.NONE);
			lbInfo.setBounds(155, 105, 128, 19);

			txtPassWord = new Text(shell, SWT.BORDER);
			txtPassWord.setEchoChar('*');
			txtPassWord.setBounds(124, 35, 161, 22);

			txtPassWord1 = new Text(shell, SWT.BORDER);
			txtPassWord1.addModifyListener(new ModifyListener() {
				public void modifyText(ModifyEvent arg0) {
						lbInfo.setText("输入的密码位数:"+txtPassWord1.getText().length());
						
				}
			});
			txtPassWord1.setEchoChar('*');
			txtPassWord1.setBounds(124, 80, 161, 22);

			label_1 = new Label(shell, SWT.NONE);
			label_1.setBounds(49, 84, 56, 21);
			label_1.setText("修改密码：");

			txtPassWord2 = new Text(shell, SWT.BORDER);
			txtPassWord2.addModifyListener(new ModifyListener() {
				public void modifyText(ModifyEvent arg0) {
						lbInfo.setText("确认密码的位数:"+txtPassWord2.getText().length());
				}
			});
			txtPassWord2.setEchoChar('*');
			txtPassWord2.setBounds(124, 128, 161, 22);

			label_2 = new Label(shell, SWT.NONE);
			label_2.setBounds(49, 130, 56, 21);
			label_2.setText("密码确认：");

			tbnOK = new Button(shell, SWT.NONE);
			tbnOK.addSelectionListener(new SelectionAdapter() {
				public void widgetSelected(SelectionEvent arg0) {
						//do these things when you click the button "确定"
						//velidate the password 
						//把txtPassWord中的密码和初始密码比较
						//把txtPassWord1和txtPassWord2种的密码比较
						//修改成功
						//
						
						
						
				}
			});
			tbnOK.setText("确定");
			tbnOK.setBounds(199, 170, 70, 25);

			btnCancel = new Button(shell, SWT.NONE);
			btnCancel.addSelectionListener(new SelectionAdapter() {
				public void widgetSelected(SelectionEvent arg0) {
						shell.close();
						shell.dispose();
				}
			});
			btnCancel.setBounds(77, 171, 70, 25);
			btnCancel.setText("放弃");

			
			shell.setTabList(new Control[] {txtPassWord, txtPassWord1, txtPassWord2, tbnOK, btnCancel, label, label_1, label_2, lbInfo});
			//
		}

}