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源代码在线查看: buildinfo.java~104~

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上传用户: haibokaishi2006
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				import javax.swing.*;
				import java.awt.*;
				import com.borland.jbcl.layout.*;
				import java.awt.event.*;
				import java.sql.*;
				
				public class BuildInfo
				    extends JFrame {
				  XYLayout xYLayout1 = new XYLayout();
				  JPanel jPanel1 = new JPanel();
				  XYLayout xYLayout2 = new XYLayout();
				  JLabel jLabel4 = new JLabel();
				  JButton btnEdit = new JButton();
				  JButton btnAdd = new JButton();
				  JLabel jLabel1 = new JLabel();
				  JLabel jLabel3 = new JLabel();
				  JButton btnDelete = new JButton();
				  JButton btnSave = new JButton();
				  JLabel jLabel2 = new JLabel();
				  JTextField txtLocation = new JTextField();
				  JTextField txtUseArea = new JTextField();
				  JLabel jLabel7 = new JLabel();
				  JComboBox cboHouseType = new JComboBox();
				  JTextField txtArea = new JTextField();
				  JTextField txtBuildTime = new JTextField();
				  JLabel jLabel6 = new JLabel();
				  JButton btnExit = new JButton();
				  JTextField txtHouseNum = new JTextField();
				  JComboBox cboHouseUse = new JComboBox();
				  JLabel jLabel5 = new JLabel();
				
				  DBManager db = new DBManager(); //数据库操作
				  String operType = new String(); //操作类型
				  String curID = new String();
				
				  public BuildInfo() {
				    try {
				      jbInit();
				      initForm();
				    }
				    catch (Exception ex) {
				      ex.printStackTrace();
				    }
				  }
				
				  public BuildInfo(String ID) {
				    try {
				      jbInit();
				      setCurID(ID);
				      initForm();
				    }
				    catch (Exception ex) {
				      ex.printStackTrace();
				    }
				  }
				
				  void jbInit() throws Exception {
				    this.getContentPane().setLayout(xYLayout1);
				    xYLayout1.setWidth(436);
				    xYLayout1.setHeight(255);
				    jPanel1.setBorder(BorderFactory.createEtchedBorder());
				    jPanel1.setLayout(xYLayout2);
				    jLabel4.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel4.setText("房屋套数:");
				    btnEdit.setText("修改");
				    btnEdit.addActionListener(new BuildInfo_btnEdit_actionAdapter(this));
				    btnEdit.setFont(new java.awt.Font("宋体", 0, 12));
				    btnAdd.setFont(new java.awt.Font("宋体", 0, 12));
				    btnAdd.setText("新增");
				    btnAdd.addActionListener(new BuildInfo_btnAdd_actionAdapter(this));
				    jLabel1.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel1.setText("坐落位置:");
				    jLabel3.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel3.setText("房屋用途:");
				    btnDelete.setText("删除");
				    btnDelete.addActionListener(new BuildInfo_btnDelete_actionAdapter(this));
				    btnDelete.setFont(new java.awt.Font("宋体", 0, 12));
				    btnSave.setText("保存");
				    btnSave.addActionListener(new BuildInfo_btnSave_actionAdapter(this));
				    btnSave.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel2.setText("建成年代:");
				    jLabel2.setFont(new java.awt.Font("宋体", 0, 12));
				    txtLocation.setFont(new java.awt.Font("宋体", 0, 12));
				    txtLocation.setText("");
				    txtUseArea.setFont(new java.awt.Font("宋体", 0, 12));
				    txtUseArea.setText("");
				    jLabel7.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel7.setText("使用面积:");
				    cboHouseType.setFont(new java.awt.Font("宋体", 0, 12));
				    cboHouseType.setDoubleBuffered(false);
				    txtArea.setText("");
				    txtArea.setFont(new java.awt.Font("宋体", 0, 12));
				    txtBuildTime.setText("");
				    txtBuildTime.setFont(new java.awt.Font("宋体", 0, 12));
				    jLabel6.setText("占地面积:");
				    jLabel6.setFont(new java.awt.Font("宋体", 0, 12));
				    btnExit.setText("退出");
				    btnExit.addActionListener(new BuildInfo_btnExit_actionAdapter(this));
				    btnExit.setFont(new java.awt.Font("宋体", 0, 12));
				    txtHouseNum.setFont(new java.awt.Font("宋体", 0, 12));
				    txtHouseNum.setText("");
				    cboHouseUse.setFont(new java.awt.Font("宋体", 0, 12));
				    cboHouseUse.setEditable(false);
				    jLabel5.setText("房屋类型:");
				    jLabel5.setFont(new java.awt.Font("宋体", 0, 12));
				    this.setTitle("房产信息维护");
				    this.getContentPane().add(jPanel1, new XYConstraints(17, 16, 403, 222));
				    jPanel1.add(txtLocation, new XYConstraints(77, 12, 311, 24));
				    jPanel1.add(jLabel2, new XYConstraints(11, 60, 68, -1));
				    jPanel1.add(txtBuildTime, new XYConstraints(77, 55, 112, 24));
				    jPanel1.add(cboHouseUse, new XYConstraints(269, 55, 112, -1));
				    jPanel1.add(jLabel1, new XYConstraints(11, 17, 68, -1));
				    jPanel1.add(jLabel3, new XYConstraints(196, 56, 68, -1));
				    jPanel1.add(jLabel4, new XYConstraints(11, 97, 68, -1));
				    jPanel1.add(txtHouseNum, new XYConstraints(77, 94, 112, 24));
				    jPanel1.add(jLabel6, new XYConstraints(11, 134, 68, -1));
				    jPanel1.add(txtArea, new XYConstraints(77, 133, 112, 24));
				    jPanel1.add(jLabel5, new XYConstraints(196, 97, 68, -1));
				    jPanel1.add(jLabel7, new XYConstraints(196, 135, 68, -1));
				    jPanel1.add(cboHouseType, new XYConstraints(269, 93, 112, -1));
				    jPanel1.add(txtUseArea, new XYConstraints(269, 129, 112, 24));
				    jPanel1.add(btnEdit, new XYConstraints(88, 175, 61, 27));
				    jPanel1.add(btnDelete, new XYConstraints(156, 175, 61, 27));
				    jPanel1.add(btnAdd, new XYConstraints(20, 175, 61, 27));
				    jPanel1.add(btnSave, new XYConstraints(255, 175, 61, 27));
				    jPanel1.add(btnExit, new XYConstraints(320, 175, 61, 27));
				  }
				
				  void btnExit_actionPerformed(ActionEvent e) {
				    if (!operType.equals("none")) {
				      int ir = CommonDialog.showDialog(3, "房产管理系统", "当前操作尚未保存,确定要退出吗?");
				      if (ir == 2) {
				        return;
				      }
				    }
				    this.dispose();
				  }
				
				  void setCurID(String ID) {
				    curID = ID;
				  }
				
				  void setOperType(String type) {
				    operType = type;
				  }
				
				  void initForm() {
				    groupSetEnabled(false);
				    db.fullCombo(cboHouseType, "HouseType");
				    db.fullCombo(cboHouseUse, "HouseUsage");
				    setOperType("none");
				    //若ID不为空,则填充当前房产信息,并将【修改】和【删除】设为可用
				    if (!curID.equals("")) {
				      fullInfo(curID);
				      btnSetEnabled(true, true, true, false);
				    }
				    else {
				      btnSetEnabled(true, false, false, false);
				    }
				  }
				
				  void fullInfo(String ID) {
				    String sql = "select * from BuildInfo where ID='" + ID + "'";
				    try {
				      ResultSet rs = db.getResult(sql);
				      if (rs.first()) {
				        txtArea.setText(rs.getString("Area"));
				        txtBuildTime.setText(rs.getString("Time"));
				        txtHouseNum.setText(rs.getString("Number"));
				        txtLocation.setText(rs.getString("Location"));
				        txtUseArea.setText(rs.getString("UseArea"));
				        cboHouseType.setSelectedIndex(Integer.parseInt(rs.getString("Type"))-1);
				        cboHouseUse.setSelectedIndex(Integer.parseInt(rs.getString("Usage"))-1);
				      }
				      else {
				        rs.close();
				      }
				    }
				    catch (Exception e) {
				      e.printStackTrace();
				    }
				  }
				
				  void groupSetEnabled(boolean enabled) {
				    txtArea.setEnabled(enabled);
				    txtBuildTime.setEnabled(enabled);
				    txtHouseNum.setEnabled(enabled);
				    txtLocation.setEnabled(enabled);
				    txtUseArea.setEnabled(enabled);
				    cboHouseType.setEnabled(enabled);
				    cboHouseUse.setEnabled(enabled);
				  }
				
				  void btnSetEnabled(boolean add, boolean edit, boolean delete, boolean save) {
				    btnAdd.setEnabled(add);
				    btnEdit.setEnabled(edit);
				    btnDelete.setEnabled(delete);
				    btnSave.setEnabled(save);
				  }
				
				  void clearData() {
				    txtArea.setText("");
				    txtBuildTime.setText("");
				    txtHouseNum.setText("");
				    txtLocation.setText("");
				    txtUseArea.setText("");
				    cboHouseType.setSelectedItem(null);
				    cboHouseUse.setSelectedItem(null);
				  }
				
				  boolean checkData() {
				    if (txtLocation.getText().trim().equals("")) {
				      CommonDialog.showDialog(CommonDialog.OK, "房产管理系统", "坐落位置不能为空!");
				      txtLocation.setFocusable(true);
				      return false;
				    }
				    return true;
				  }
				
				  void btnSave_actionPerformed(ActionEvent e) {
				    if (!checkData()) {
				      return;
				    }
				    String sql = new String();
				    String id = new String();
				    String houseType = new String();
				    String houseUse = new String();
				    String houseNum = new String();
				    String area = new String();
				    String useArea = new String();
				
				    if (cboHouseType.getSelectedIndex() >= 0) {
				      houseType = db.CodeDesConvert("HouseType", "",
				                                    cboHouseType.getSelectedItem().toString(),
				                                    0);
				    }
				    if (cboHouseUse.getSelectedIndex() >= 0) {
				      houseUse = db.CodeDesConvert("HouseUsage", "",
				                                   cboHouseUse.getSelectedItem().toString(), 0);
				    }
				    if (!txtHouseNum.getText().equals("")) {
				      houseNum = txtHouseNum.getText().trim();
				    }
				    if (!txtArea.getText().equals("")) {
				      area = txtArea.getText().trim();
				    }
				    if (!txtUseArea.getText().equals("")) {
				      useArea = txtUseArea.getText().trim();
				    }
				    if (operType.equals("add")) {
				      id = db.getID("BuildInfo");
				      setCurID(id);
				      sql = "insert into BuildInfo values('" + id + "','" +
				          txtLocation.getText() + "','" + txtBuildTime.getText() +
				          "','" + houseUse + "','" + houseNum + "','" + houseType + "','" +
				          area + "','" + useArea + "')";
				    }
				    else if (operType.equals("edit")) {
				      sql = "update BuildInfo set Location='" + txtLocation.getText() + "',";
				      sql = sql + " BuildTime='" + txtBuildTime.getText() + "',";
				      sql = sql + " Usage='" + houseUse + "',";
				      sql = sql + " Number='" + houseNum + "',";
				      sql = sql + " Type='" + houseType + "',";
				      sql = sql + " Area='" + area + "',";
				      sql = sql + " UseArea='" + useArea + "'";
				      sql = sql + " where ID='" + curID + "'";
				    }
				    if (db.executeSql(sql)) {
				      CommonDialog.showDialog(CommonDialog.OK, "房产管理系统", "数据库操作成功!");
				      groupSetEnabled(false);
				      btnSetEnabled(true, true, true, false);
				      setOperType("none");
				    }
				    else {
				      CommonDialog.showDialog(CommonDialog.OK, "房产管理系统", "数据库操作失败,请重试!");
				    }
				
				  }
				
				  void btnAdd_actionPerformed(ActionEvent e) {
				    if (!operType.equals("none")) {
				      int ir = CommonDialog.showDialog(3, "房产管理系统", "当前操作尚未保存,确定要新增吗?");
				      if (ir == 2) {
				        return;
				      }
				    }
				    groupSetEnabled(true);
				    btnSetEnabled(true, false, false, true);
				    clearData();
				    setCurID("");
				    setOperType("add");
				  }
				
				  void btnEdit_actionPerformed(ActionEvent e) {
				    groupSetEnabled(true);
				    btnSetEnabled(true, true, true, true);
				    setOperType("edit");
				  }
				
				  void btnDelete_actionPerformed(ActionEvent e) {
				    if (!curID.equals("")) {
				      int ir = CommonDialog.showDialog(3, "房产管理系统", "确定要删除当前记录吗?");
				      if (ir == 2) {
				        return;
				      }
				      String sql = "delete from BuildInfo where ID='" + curID + "'";
				      if (db.executeSql(sql)) {
				        CommonDialog.showDialog(CommonDialog.OK, "房产管理系统", "删除记录成功!");
				        clearData();
				        groupSetEnabled(false);
				        btnSetEnabled(true, false, false, false);
				        setOperType("none");
				      }
				      else {
				        CommonDialog.showDialog(CommonDialog.OK, "房产管理系统", "删除记录失败,请重试!");
				      }
				    }
				  }
				
				}
				
				class BuildInfo_btnExit_actionAdapter
				    implements java.awt.event.ActionListener {
				  BuildInfo adaptee;
				
				  BuildInfo_btnExit_actionAdapter(BuildInfo adaptee) {
				    this.adaptee = adaptee;
				  }
				
				  public void actionPerformed(ActionEvent e) {
				    adaptee.btnExit_actionPerformed(e);
				  }
				}
				
				class BuildInfo_btnAdd_actionAdapter
				    implements java.awt.event.ActionListener {
				  BuildInfo adaptee;
				
				  BuildInfo_btnAdd_actionAdapter(BuildInfo adaptee) {
				    this.adaptee = adaptee;
				  }
				
				  public void actionPerformed(ActionEvent e) {
				    adaptee.btnAdd_actionPerformed(e);
				  }
				}
				
				class BuildInfo_btnSave_actionAdapter
				    implements java.awt.event.ActionListener {
				  BuildInfo adaptee;
				
				  BuildInfo_btnSave_actionAdapter(BuildInfo adaptee) {
				    this.adaptee = adaptee;
				  }
				
				  public void actionPerformed(ActionEvent e) {
				    adaptee.btnSave_actionPerformed(e);
				  }
				}
				
				class BuildInfo_btnEdit_actionAdapter
				    implements java.awt.event.ActionListener {
				  BuildInfo adaptee;
				
				  BuildInfo_btnEdit_actionAdapter(BuildInfo adaptee) {
				    this.adaptee = adaptee;
				  }
				
				  public void actionPerformed(ActionEvent e) {
				    adaptee.btnEdit_actionPerformed(e);
				  }
				}
				
				class BuildInfo_btnDelete_actionAdapter
				    implements java.awt.event.ActionListener {
				  BuildInfo adaptee;
				
				  BuildInfo_btnDelete_actionAdapter(BuildInfo adaptee) {
				    this.adaptee = adaptee;
				  }
				
				  public void actionPerformed(ActionEvent e) {
				    adaptee.btnDelete_actionPerformed(e);
				  }
				}
							

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