Пример #1
0
  public dbfShow(String title, String fname) throws Exception {

    super(title);
    String dbname;
    addWindowListener(this);
    sp = new ScrollPane();
    viewPane = new Panel();
    sp.add(viewPane);
    this.add(sp);

    if (fname == null || fname.length() == 0) {
      FileDialog fd = new FileDialog(this, "dbfShow", FileDialog.LOAD);
      fd.setFile("*.DBF");
      fd.pack();
      fd.setVisible(true);
      String DBFname = fd.getFile();
      String dirname = fd.getDirectory();

      if (DBFname == null) {
        System.exit(0);
      }
      if (DBFname.length() < 1) {
        System.exit(0);
      }
      dbname = new String(dirname + DBFname);
    } else {
      dbname = new String(fname);
    }

    MenuBar mb = new MenuBar();
    this.setMenuBar(mb);
    Menu file = new Menu("File");
    opener = new MenuItem("Open..");
    file.add(opener);
    opener.addActionListener(this);
    packer = new MenuItem("Pack");
    packer.addActionListener(this);
    file.add(packer);
    quiter = new MenuItem("Quit");
    file.add(quiter);
    quiter.addActionListener(this);
    mb.add(file);
    Menu record = new Menu("Record");
    firstRecord = new MenuItem("First");
    firstRecord.addActionListener(this);
    record.add(firstRecord);
    nextRecord = new MenuItem("Next");
    nextRecord.addActionListener(this);
    record.add(nextRecord);
    prevRecord = new MenuItem("Prev");
    prevRecord.addActionListener(this);
    record.add(prevRecord);
    lastRecord = new MenuItem("Last");
    lastRecord.addActionListener(this);
    record.add(lastRecord);
    addRecord = new MenuItem("Add");
    addRecord.addActionListener(this);
    record.add(addRecord);
    updateRecord = new MenuItem("Update");
    updateRecord.addActionListener(this);
    record.add(updateRecord);
    clearRecord = new MenuItem("Clear");
    clearRecord.addActionListener(this);
    record.add(clearRecord);
    mb.add(record);
    crl = new Label("Record", Label.RIGHT);
    trl = new Label(" of ", Label.LEFT);
    SBrecpos = new Scrollbar(Scrollbar.HORIZONTAL, 1, 1, 0, 0);
    SBrecpos.addAdjustmentListener(this);
    delCB = new Checkbox("Deleted");
    delCB.addItemListener(this);
    Prev = new Button("<<Prev");
    Prev.addActionListener(this);
    Next = new Button("Next>>");
    Next.addActionListener(this);
    Add = new Button("Add");
    Add.addActionListener(this);
    Update = new Button("Update");
    Update.addActionListener(this);
    Clear = new Button("Clear");
    Clear.addActionListener(this);
    setupDBFields(dbname);
    setTitle(dbname + ",   org.xBaseJ Version:" + org.xBaseJ.DBF.xBaseJVersion);
    pack();
    setVisible(true);
  }
Пример #2
0
  public void actionPerformed(ActionEvent event) {
    if (event.getSource() == firstRecord) {
      goTo(1);
      return;
    }
    if (event.getSource() == lastRecord) {
      goTo(db.getRecordCount());
      return;
    }
    if (event.getSource() == Next || event.getSource() == nextRecord) {
      if (db.getCurrentRecordNumber() < db.getRecordCount()) {
        goTo(db.getCurrentRecordNumber() + 1);
      }
      return;
    }

    if (event.getSource() == Prev || event.getSource() == prevRecord) {
      if (db.getCurrentRecordNumber() > 1) {
        goTo(db.getCurrentRecordNumber() - 1);
      }
      return;
    }

    if (event.getSource() == Add || event.getSource() == addRecord) {
      addRec();
      return;
    }
    if (event.getSource() == Update || event.getSource() == updateRecord) {
      updateRec();
      return;
    }
    if (event.getSource() == Clear || event.getSource() == clearRecord) {
      clearFields();
      return;
    }

    if (event.getSource() == opener) {
      FileDialog fd = new FileDialog(this, "dbfShow", FileDialog.LOAD);
      fd.setFile("*.DBF");
      fd.pack();
      fd.setVisible(true);
      String DBFname = fd.getFile();
      String dirname = fd.getDirectory();
      if (DBFname == null) {
        return;
      }
      if (DBFname.length() < 1) {
        return;
      }
      String dbname = new String(dirname + DBFname);
      try {
        setupDBFields(dbname);
      } catch (Exception e1) {
        System.out.println(e1);
        System.exit(4);
      }
      pack();
      setVisible(true);
      return;
    }

    if (event.getSource() == packer) {
      packer.setEnabled(false);
      try {
        db.pack();
        trl.setText(" of " + db.getRecordCount());
      } catch (Exception e1) {
        e1.printStackTrace();
      }
      if (db.getRecordCount() == 0) {
        Update.setEnabled(false);
        Next.setEnabled(false);
        updateRecord.setEnabled(false);
        nextRecord.setEnabled(false);
        SBrecpos.setValues(0, 1, 0, 0);
      } else {
        goTo(1);
      }
      packer.setEnabled(true);
      return;
    }

    if (event.getSource() == quiter) {
      System.exit(0);
      return;
    }

    if (event.getSource() instanceof Button) {
      int i;
      Field f;
      for (i = 1; i <= db.getFieldCount(); i++) {
        try {
          f = db.getField(i);
          if (f.isMemoField()) {
            if (event.getActionCommand().equals(f.getName())) {
              md = new memoDialog(this, f);
              md.setVisible(true);
              return;
            }
          }
        } catch (Exception e1) {
          System.out.println(e1);
        }
      }
    }
  }