findshow.java

利用java swing实现简单的单机版仓库管理

package control.view.prodout;

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;

import beans.ProdOut;

public class FindShow extends JDialog implements ActionListener{
    private static String msg="";
    
    private JButton jb_find=new JButton("查找");
    private JButton jb_exit=new JButton("取消");
    private JLabel la_pINum=new JLabel("总数量：");
    private JLabel la_pITotalMoney=new JLabel("总金额：");
    private JLabel la_pIByer=new JLabel("经办人：");
    private JLabel la_pIStorager=new JLabel("库管员：");
    private JLabel la_pITime=new JLabel("出库日期：");
    private JTextField tf_pINum=new JTextField();
    private JTextField tf_pITotalMoney=new JTextField();
    private JTextField tf_pIByer=new JTextField();
    private JTextField tf_pIStorager=new JTextField();
    private JTextField tf_pITime=new JTextField();
    
    public static ProdOut pro;

    public void actionPerformed(ActionEvent e){
        
        if(e.getSource() instanceof JButton){
            JButton b=(JButton)e.getSource();
            
            if(b == jb_find){
                try{
                    if(getProdOut() == null){
                        throw new Exception(msg);
                    }else{
                        this.pro=this.getProdOut();
                        this.dispose();
                        ((JFrame)this.getParent()).dispose();
                        new FindProdOut("查询出库单结果");
                    }
                }catch(Exception ep){
                    System.out.println(ep.getMessage());
                    JOptionPane.showMessageDialog(this, msg);
                }
            }else if(b == jb_exit){
                if( (JOptionPane.showConfirmDialog(this, new String("是否真的退出?")))==
                        JOptionPane.YES_OPTION) {
                    this.dispose();
                }
            }
        }
    }
    
    public FindShow(JFrame fra,String title,boolean model){
        super(fra,title,model);
        setMid(500, 400, this);
        this.setResizable(false);
        addComponent();
        this.show(true);
    }
    public void addComponent(){
        this.setLayout(null);
        
        la_pINum.setBounds(100,20,110,30);
        la_pITotalMoney.setBounds(100,70,110,30);
        la_pIByer.setBounds(100,120,110,30);
        la_pIStorager.setBounds(100,170,110,30);
        la_pITime.setBounds(80,220,150,30);
        
        tf_pINum.setBounds(210,20,150,30);
        tf_pITotalMoney.setBounds(210,70,150,30);
        tf_pIByer.setBounds(210,120,150,30);
        tf_pIStorager.setBounds(210,170,100,30);
        tf_pITime.setBounds(210,220,100,30);
        
        jb_find.setBounds(100,270,100,35);
        jb_exit.setBounds(220,270,100,35);
        
        this.add(la_pINum);
        this.add(tf_pINum);
        this.add(la_pITotalMoney);
        this.add(tf_pITotalMoney);
        this.add(la_pIByer);
        
        this.add(tf_pIByer); 
        this.add(la_pIStorager);
        this.add(tf_pIStorager);
        this.add(la_pITime);
        this.add(tf_pITime);
        
        jb_find.addActionListener(this);
        jb_exit.addActionListener(this);

        this.add(jb_find);
        this.add(jb_exit);

    }
    
    private ProdOut getProdOut() throws Exception{
        int pINum=0;
        double pITotalMoney=0.0;
        String pIByer="",pIStorager="";
        String pITime="";
        if(!tf_pINum.getText().equals("")){
            try{
                pINum=Integer.parseInt(tf_pINum.getText());
            }catch(Exception e){
                msg="请确认输入的数量和金额是数值";
                return null;
            }
        }else{
            pINum=0;
        }
        if(!tf_pITotalMoney.getText().equals("")){
            try{
                pITotalMoney=Double.parseDouble(tf_pITotalMoney.getText());
            }catch(Exception e){
                msg="请确认输入的数量和金额是数值";
                return null;
            }
        }else{
            pITotalMoney=0;
        }
        if(!tf_pIByer.getText().equals("")){
            pIByer=tf_pIByer.getText();
        }else{
            pIByer="";
        }
        if(!tf_pIStorager.getText().equals("")){
            pIStorager=tf_pIStorager.getText();
        }else{
            pIStorager="";
        }
        if(!tf_pITime.getText().equals("")){
            try{
                pITime=tf_pITime.getText();
            }catch(Exception e){
                System.out.println(e.getMessage());
                return null;
            }
        }else{
            pITime="";
        }

        return new ProdOut(
            "",
            pINum,
            pITotalMoney,
            pIByer,
            pIStorager,
            pITime,
            ""
          );
    }
    
    public void setMid(int width,int height,java.awt.Window fra){
        Dimension ds=Toolkit.getDefaultToolkit().getScreenSize();
        int x=new Double( (ds.getWidth()-width)/2 ).intValue();
        int y=new Double( (ds.getHeight()-height)/2 ).intValue();
        fra.setBounds(x,y,width,height);
    }
}