homemanage.java

上传个比较简单的代码 有问题的大家及时交流啊!!(家用管理JAVA版,用SWT开发的)

package myprojects.HomeManage;

import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.custom.*;

import myprojects.DBcon.DBcon;
import myprojects.queryCharge.*;
import myprojects.AlterPwd.*;
public class HomeManage
{
	private static DBcon DB=new DBcon();//连立与数据库的连接
	private static Shell shell;
	
	private Combo cmbJZDH;
	private Combo cmbPlace;
	private Combo cmbDetails;
	private Text txtName;
	private Text txtWriteTime;
	private Text txtYear;
	private Text txtMonth;
	private Text txtDay;
	private Text txtPrice;
	private Text txtCount;
	private Text txtItemPrice;
	private Text txtMark;
	
	private Button btnSet;
	private Button btnAlter;
	private Button btnQuery;
	private Button btnSave;
	private Button btnReset;
	private Button btnSaveAll;
	private Button btnDel;
	private Button btnExit;
	private Table table;
	private Group group;
	private String[] tableHead={"消费名称","消费地点","单价","数量","合计","备注"};
	
	private int adminFlag=0;
	private int queryFlag=0;
	private int delFlag=0;
	private String userName="郭军";
	private String userID="001";
	public static void main(String args[])
	{
		Display display=new Display();
		shell=new Shell(display,SWT.MIN);
		HomeManage objManage=new HomeManage();
		
		shell.setSize(500,350);
		shell.setVisible(true);
		shell.setText("家庭财务管理系统V1.0(测试版)");
		try
		{
			shell.setImage(new Image(shell.getDisplay(),"image.ico"));
		}
		catch(Exception e)
		{
		}
		shell.open();
		
		if(!DB.getConnection())
        {
            MessageBox msBox = new MessageBox(shell,SWT.OK|SWT.ICON_ERROR);
            msBox.setText("错误");
            msBox.setMessage("数据库连接出错");
            msBox.open();
            return;
        }
        objManage.creatText();
        objManage.creatTable();
        objManage.createGroup();
       
        while(!objManage.shell.isDisposed())
		{
			if(!display.readAndDispatch())
			{
				display.sleep();
			}
		}
		display.dispose();
	}
	
	private void creatText()
	{
		Label lblJZDH=new Label(shell,SWT.None);
		lblJZDH.setText("记帐单号");
		lblJZDH.setBounds(20,35,50,15);
		cmbJZDH=new Combo(shell,SWT.BORDER);
		cmbJZDH.setBounds(80,30,120,20);
		cmbJZDH.setEnabled(false);
		
		Label lblName=new Label(shell,SWT.None);
		lblName.setText("用户姓名");
		lblName.setBounds(210,35,50,15);
		txtName=new Text(shell,SWT.BORDER);
		txtName.setBounds(265,30,45,20);
		txtName.setEditable(false);
		
		btnSet=new Button(shell,SWT.None);
		btnSet.setText("设置");
		btnSet.setBounds(320,30,45,20);
		
		btnAlter=new Button(shell,SWT.None);
		btnAlter.setText("修改密码");
		btnAlter.setBounds(365,30,55,20);
		
		btnQuery=new Button(shell,SWT.None);
		btnQuery.setText("查询");
		btnQuery.setBounds(420,30,45,20);
		
		Label lblWriteTime=new Label(shell,SWT.None);
		lblWriteTime.setText("记帐时间");
		lblWriteTime.setBounds(20,60,50,15);
		txtWriteTime=new Text(shell,SWT.BORDER);
		txtWriteTime.setBounds(80,55,120,20);
		txtWriteTime.setText(DB.getNowDate());
		txtWriteTime.setEditable(false);
		
		Label lblUseTime=new Label(shell,SWT.None);
		lblUseTime.setText("消费时间:");
		lblUseTime.setBounds(210,60,55,15);
	
		txtYear=new Text(shell,SWT.BORDER);
		txtYear.setBounds(270,55,30,20);	
		Label lblYear=new Label(shell,SWT.None);
		lblYear.setText("年");
		lblYear.setBounds(305,60,20,20);
		
		txtMonth=new Text(shell,SWT.BORDER);
		txtMonth.setBounds(325,55,20,20);	
		Label lblMonth=new Label(shell,SWT.None);
		lblMonth.setText("月");
		lblMonth.setBounds(350,60,20,20);

		txtDay=new Text(shell,SWT.BORDER);
		txtDay.setBounds(370,55,20,20);	
		Label lblDay=new Label(shell,SWT.None);
		lblDay.setText("日");
		lblDay.setBounds(395,60,20,20);
		
		btnExit=new Button(shell,SWT.None);
		btnExit.setText("退出");
		btnExit.setBounds(420,55,45,20);
		
		cmbJZDH.setText(creatJZDH());
		
		txtYear.addKeyListener(new KeyAdapter(){
			public void keyPressed(KeyEvent eYear)
			{
				if(eYear.keyCode==13)
				{
					if(txtYear.getText().length()!=0)
					{
						try
						{
							if(Integer.parseInt(txtYear.getText())>2100|Integer.parseInt(txtYear.getText())<2000)
							{
								txtYear.setText("");
								showMessage("错误!","年只能在2000-2100年之间!",SWT.ICON_INFORMATION);
							}
							else
								txtMonth.setFocus();
						}
						catch(Exception e)
						{
							txtYear.setText("");
							showMessage("错误!","请输入正确的年份!",SWT.ICON_INFORMATION);
						}
					}
					else
					{
						showMessage("错误!","年份不能为空!",SWT.ICON_INFORMATION);
					}
				}
			}
		});
		txtMonth.addKeyListener(new KeyAdapter(){
			public void keyPressed(KeyEvent eMonth)
			{
				if(eMonth.keyCode==13)
				{
					if(txtMonth.getText().length()!=0)
					{
						try
						{
							if(Integer.parseInt(txtMonth.getText())>12|Integer.parseInt(txtMonth.getText())<1)
							{
								txtMonth.setText("");
								showMessage("错误!","输入的月不能小于1或大于12",SWT.ICON_INFORMATION);
							}
							else
								txtDay.setFocus();
						}
						catch(Exception eM)
						{
							txtMonth.setText("");
							showMessage("错误!","请输入正确的月份!",SWT.ICON_INFORMATION);
						}				
					}
					else
					{
						txtMonth.setText("");
						showMessage("错误!","月份不能为空!",SWT.ICON_INFORMATION);
					}
				}
			}
		});
		txtDay.addKeyListener(new KeyAdapter(){
			public void keyPressed(KeyEvent eDay)
			{
				if(eDay.keyCode==13)
				{
					if(txtDay.getText().length()!=0)
					{
						try
						{
							if(Integer.parseInt(txtDay.getText())<1|Integer.parseInt(txtDay.getText())>31)
							{
								txtDay.setText("");
								showMessage("错误!","日期必须在1到31之间!",SWT.ICON_INFORMATION);
							}
							else
								cmbDetails.setEnabled(true);
								cmbDetails.setFocus();
								cmbDetails.removeAll();
								getDetails();
						}
						catch(Exception eM)
						{
							txtDay.setText("");
							showMessage("错误!","请输入正确的日期!",SWT.ICON_INFORMATION);
						}				
					}
					else
					{
						txtDay.setText("");
						showMessage("错误!","日期不能为空!",SWT.ICON_INFORMATION);
					}
				}
			}
		});
		
		
		btnExit.addSelectionListener(new SelectionAdapter(){
			public void widgetSelected(SelectionEvent set)
			{
				int flag=showMessage("敬告!","你真的要退出此系统吗?(Y/N)",SWT.OK|SWT.CANCEL|SWT.ICON_INFORMATION);
				if(flag==32)
				{
					shell.dispose();
				}
			}
		});
		
		btnQuery.addSelectionListener(new SelectionAdapter(){
			public void widgetSelected(SelectionEvent set)
			{
				shell.getDisplay().dispose();
				shell.dispose();
				String[] toQuery=null;
				queryCharge.main(toQuery);
			}
		});
		btnAlter.addSelectionListener(new SelectionAdapter(){
			public void widgetSelected(SelectionEvent set)
			{
				shell.getDisplay().dispose();
				shell.dispose();
				String[] toAlter=null;
				AlterPwd.main(toAlter);
			}
		});
	}
	private void creatTable()
	{
		table=new Table(shell,SWT.BORDER|SWT.SINGLE|SWT.FULL_SELECTION);
		table.setHeaderVisible(true);
		table.setLinesVisible(true);
		table.setBounds(20,80,450,130);
		TableColumn[] column=new TableColumn[tableHead.length];
		for(int i=0;i<tableHead.length;i++)
		{
			column[i]=new TableColumn(table,SWT.LEFT);
			column[i].setText(tableHead[i]);
		}
		column[0].setWidth(100);
		column[1].setWidth(100);
		column[2].setWidth(50);
		column[3].setWidth(50);
		column[4].setWidth(50);
		column[5].setWidth(100);
		
		table.addSelectionListener(new SelectionAdapter(){
			public void widgetDefaultSelected(SelectionEvent select)
			{
				TableItem itemSelect=table.getSelection()[0];
				tableToText(itemSelect);
				btnSave.setText("修改");
				System.out.println("查看的列数为"+itemSelect);
			}
		});
	}
	private void createGroup()
	{
		group=new Group(shell,SWT.None);
		group.setBounds(20,210,450,95);
		
		Label lblDtails=new Label(group,SWT.None);
		lblDtails.setText("消费项目");
		lblDtails.setBounds(5,20,50,15);
		cmbDetails=new Combo(group,SWT.BORDER);
		cmbDetails.setBounds(60,15,120,20);
		
		Label lblPlace=new Label(group,SWT.None);
		lblPlace.setText("消费地点");
		lblPlace.setBounds(190,20,50,15);
		cmbPlace=new Combo(group,SWT.BORDER);
		cmbPlace.setBounds(250,15,120,20);
		
		Label lblPrice=new Label(group,SWT.None);
		lblPrice.setText("消费单价");
		lblPrice.setBounds(5,45,50,15);
		txtPrice=new Text(group,SWT.BORDER);
		txtPrice.setBounds(60,40,60,20);
		
		Label lblCount=new Label(group,SWT.None);
		lblCount.setText("消费数量");
		lblCount.setBounds(130,45,50,15);
		txtCount=new Text(group,SWT.BORDER);
		txtCount.setBounds(185,40,60,20);
		
		Label lblAll=new Label(group,SWT.None);
		lblAll.setText("价格合计");
		lblAll.setBounds(255,45,50,15);
		txtItemPrice=new Text(group,SWT.BORDER);
		txtItemPrice.setBounds(310,40,60,20);
		
		Label lblMark=new Label(group,SWT.None);
		lblMark.setText("消费备注");
		lblMark.setBounds(5,70,50,15);
		txtMark=new Text(group,SWT.BORDER);
		txtMark.setBounds(60,65,185,20);
		
		btnSave=new Button(group,SWT.None);
		btnSave.setText("加入");
		btnSave.setBounds(255,65,55,20);
		btnSave.setEnabled(false);
		
		btnReset=new Button(group,SWT.None);
		btnReset.setText("重填");
		btnReset.setBounds(315,65,55,20);
		
		btnDel=new Button(group,SWT.None);
		btnDel.setText("删除记录");
		btnDel.setBounds(380,20,60,25);
		btnDel.setEnabled(false);
		
		btnSaveAll=new Button(group,SWT.None);
		btnSaveAll.setText("保存记录");
		btnSaveAll.setBounds(380,50,60,25);
		btnSaveAll.setEnabled(false);
		
		txtYear.setFocus();
		setDisableGroup();//设置相应的控件不可能!
		
		cmbDetails.addModifyListener(new ModifyListener(){
			public void modifyText(ModifyEvent eve)
			{
				int flag = checkValidate(cmbDetails.getText());
				if(flag==0)
				{
					showMessage("错误!","消费项目中有不法字符!(如单双引号)",SWT.ICON_INFORMATION);
					cmbDetails.setText("");
					cmbPlace.setEnabled(false);
				}
				else
				{
					cmbPlace.setEnabled(true);
				}
				return;
			}
		});
		cmbDetails.addKeyListener(new KeyAdapter(){
			public void keyPressed(KeyEvent Details)
			{
				if(Details.keyCode==SWT.CR)
				{
					if(cmbDetails.getText().length()==0)
					{
						showMessage("错误!","消费项目不能为空!",SWT.ICON_INFORMATION);
					}
					else
					{
						cmbPlace.setEnabled(true);
						btnReset.setEnabled(true);
						cmbPlace.setFocus();
						cmbPlace.removeAll();
						getPlace();
					}
				}
			}
		});
		cmbPlace.addModifyListener(new ModifyListener(){
			public void modifyText(ModifyEvent eve)
			{
				int flag = checkValidate(cmbPlace.getText());
				if(flag==0)
				{