assetview.java

一个资产管理系统的源码

/*
 *AssetView.java：建立固定资产管理界面（类）。
 *包括：增、删、改3个子界面。
 */

package zichan;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.event.*;
public class AssetView extends JDialog   {
    public AssetView() {
        try {
            jbInit();
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    public AssetPanel p1;
   public AssetView(Mydialog p2) {
        getContentPane().setLayout(new BorderLayout());
        p1 = new AssetPanel();
        getContentPane().add(p1,BorderLayout.CENTER);
        getContentPane().add(p2,BorderLayout.SOUTH);
   }

    private void jbInit() throws Exception {
    }
}
class AssetPanel extends JPanel implements ActionListener  {
   private Container cont;
   private GridBagLayout layout;
   private GridBagConstraints cons;
   CateIdChoices cc ;
   JLabel lblAssetId;
   JLabel lblAssetName;
   JLabel lblCateId;
   JLabel lblSubCateId;
   JLabel lblModel;
   JLabel lblPrice;
   JLabel lblPurchaseDate;
   JLabel lblStatus;
   JLabel lblUseby;
   JLabel lblRemarks;
   public JTextField jtfAssetId ;
   public JTextField jtfAssetName ;
   public JComboBox jcbCateId ;
   public JComboBox jcbSubCateId ;
   public JTextField jtfModel ;
   public JTextField jtfPrice ;
   public JTextField jtfPurchaseDate ;
   public JComboBox jcbStatus;
   public JTextField jtfUseby ;
   public JTextField jtfRemarks ;
   String [] cateid;
   String [] subcateid;
   String statusChoices[] = {"1","0"};
   public AssetPanel() {
        cc = new CateIdChoices();
        int cnt = cc.selCateCnt();
        cateid = new String[cnt];
        cc.selCateId(cateid);


        cont = this;
        layout = new GridBagLayout();
        cont.setLayout(layout);
        cons = new GridBagConstraints();

        lblAssetId = new JLabel("资产编号");
        lblAssetName = new JLabel("资产名称");
        lblCateId = new JLabel("大类编号");
        lblSubCateId = new JLabel("子类编号");
        lblModel = new JLabel("样式");
        lblPrice = new JLabel("价格") ;
        lblPurchaseDate = new JLabel("购入日期");
        lblStatus = new JLabel("状态");
        lblUseby = new JLabel("购入人");
        lblRemarks = new JLabel("备注");

        jtfAssetId = new JTextField(10);
        jtfAssetName = new JTextField(10);

        jcbSubCateId = new JComboBox();
        jcbSubCateId.setOpaque(true);
        jcbSubCateId.setPreferredSize(new Dimension(110,20));
        jcbSubCateId.setBackground(Color.white);

        jcbCateId = new JComboBox();
        jcbCateId.addActionListener(this);
        jcbCateId.setActionCommand("selCateId");
        jcbCateId.setOpaque(true);
        jcbCateId.setPreferredSize(new Dimension(110,20));
        jcbCateId.setBackground(Color.white);
        for (int i=0;i<cnt;i++)
           jcbCateId.addItem(cateid[i]);

        jtfModel = new JTextField(10);
        jtfPrice = new JTextField(10);
        jtfPurchaseDate = new JTextField(10);
        jcbStatus = new JComboBox(statusChoices);
        jcbStatus.setOpaque(true);
        jcbStatus.setPreferredSize(new Dimension(110,20));
        jcbStatus.setBackground(Color.white);
        jtfUseby = new JTextField(10);
        jtfUseby.setText("Admin");
        jtfRemarks = new JTextField(10);

        addComponent(lblAssetId,0,0,1,1);
        addComponent(jtfAssetId,0,1,1,1);
        addComponent(lblAssetName,0,2,1,1);
        addComponent(jtfAssetName,0,3,1,1);
        addComponent(lblCateId,1,0,1,1);
        addComponent(jcbCateId,1,1,1,1);
        addComponent(lblSubCateId,1,2,1,1);
        addComponent(jcbSubCateId,1,3,1,1);
        addComponent(lblModel,2,0,1,1);
        addComponent(jtfModel,2,1,1,1);
        addComponent(lblPrice,2,2,1,1);
        addComponent(jtfPrice,2,3,1,1);
        addComponent(lblPurchaseDate,3,0,1,1);
        addComponent(jtfPurchaseDate,3,1,1,1);
        addComponent(lblStatus,3,2,1,1);
        addComponent(jcbStatus,3,3,1,1);
        addComponent(lblUseby,4,0,1,1);
        addComponent(jtfUseby,4,1,1,1);
        addComponent(lblRemarks,4,2,1,1);
        addComponent(jtfRemarks,4,3,1,1);

        setVisible(true);
   }
   private void addComponent(Component comp,
        int row,int column,int width,int height) {
                cons.gridx = column;
                cons.gridy = row;
                cons.gridwidth = width;
                cons.gridheight = height;
                layout.setConstraints(comp,cons);
                cont.add(comp);
   }
   public void actionPerformed(ActionEvent e) {
        if(e.getActionCommand() == "selCateId") {
           JComboBox cb = (JComboBox)e.getSource();
           String cid = (String)cb.getSelectedItem();
           jcbSubCateId.removeAllItems();
           int cnt = cc.selSubCateCnt(cid);
           subcateid = new String[cnt];
           cc.selSubCateId(subcateid,cid);
           for (int i=0;i<cnt;i++)
              jcbSubCateId.addItem(subcateid[i]);
        }
   }
}
class AddAssetView extends AssetView {
        public AddAssetView(Mydialog p) {
                super(p);
                setTitle("增加资产");
                p1.jtfAssetId.setEnabled(false);
                p1.jtfUseby.setEnabled(false);
        }
}
class UptAssetView extends AssetView {
        public UptAssetView(Mydialog p) {
                super(p);
                setTitle("修改资产");
                p1.jcbCateId.setEnabled(false) ;
                p1.jcbSubCateId.setEnabled(false) ;
        }
}
class DelAssetView extends AssetView {
        public DelAssetView(Mydialog p) {
                super(p);
                setTitle("删除资产");
        }
}