mainframe.java

外国人写的Java打印程序

package printtable;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.awt.print.*;
import com.borland.jbcl.layout.*;
import javax.swing.border.*;
import javax.swing.event.*;
import javax.swing.table.*;

public class MainFrame extends JFrame {
  //declear mainPanel
  PrintTable pt;
  JPanel mainPanel;
  BorderLayout mainPanelLayout = new BorderLayout();

  //declear bottomPanel
  JPanel bottomPanel = new JPanel();

  //declear tablePanel
  PageFormat pageFormat = new PageFormat();
  JPanel tablePanel = new JPanel();
  BorderLayout tablePanelLayout = new BorderLayout();
  JScrollPane tableScroll = new JScrollPane();
  JTable mainTable = new JTable();

  //declear statePanel
  JPanel statePanel = new JPanel();

  //declear tableInfoPanel
  JPanel tableInfoPanel = new JPanel();

  JLabel lColumnNum = new JLabel();
  JTextField col = new JTextField(5);
  JLabel lRowNum = new JLabel();
  JTextField row = new JTextField(5);
  JButton okSetRCNum = new JButton();

  //declear cellInfoPanel


  //declear menu
  JMenuBar mainMenu = new JMenuBar();
  JMenu mFile = new JMenu();
  JMenuItem mPageSetting = new JMenuItem();
  JMenuItem mExit = new JMenuItem();
  JMenuItem mPrintPreview = new JMenuItem();
  JMenuItem mPrint = new JMenuItem();
  JMenu mHelp = new JMenu();
  JMenuItem mHelpTopics = new JMenuItem();
  JMenuItem mAbout = new JMenuItem();
  BorderLayout borderLayout1 = new BorderLayout();
  FlowLayout flowLayout2 = new FlowLayout();
  BorderLayout borderLayout2 = new BorderLayout();

    /**Main method*/
  public static void main(String[] args)
  {
    try {
      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    }
    catch(Exception e) {
      e.printStackTrace();
    }
    MainFrame frame = new MainFrame();
    frame.setVisible(true);
  }

  /**Construct the frame*/
  public MainFrame() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      ((DefaultTableModel)mainTable.getModel()).setColumnCount(3);
      ((DefaultTableModel)mainTable.getModel()).setRowCount(3);
      for(int i = 0;i < 3;i++)
        for(int j = 0;j < 3;j++)
          mainTable.setValueAt(""+i+"/"+j,i,j);
      pt = new PrintTable(mainTable);
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }

  /**Component initialization*/
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(MainFrame.class.getResource("[Your Icon]")));


    //Layout mainPanel
    mainPanel = (JPanel) this.getContentPane();
    mainPanel.setLayout(mainPanelLayout);

    this.setJMenuBar(mainMenu);
    this.setSize(new Dimension(450, 550));
    this.setTitle("Print Table Alpha 1.0");

    okSetRCNum.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        okSetRCNum_actionPerformed(e);
      }
    });
    mainPanel.add(bottomPanel, BorderLayout.CENTER);
    //mainPanel.add(pt,BorderLayout.NORTH);

    //Layout bottomPanel
    bottomPanel.setLayout(borderLayout1);

    bottomPanel.add(tablePanel,  BorderLayout.CENTER);
    bottomPanel.add(statePanel,  BorderLayout.SOUTH);

    //Layout tablePanel
    tablePanel.setLayout(tablePanelLayout);
    mainTable.getTableHeader().setBorder(BorderFactory.createLineBorder(Color.gray));

    mainTable.setAutoResizeMode(0);
    mainTable.setSelectionMode(0);
    tablePanel.add(tableScroll, null);
    tableScroll.getViewport().add(mainTable, null);

    //Layout statePanel
    statePanel.setLayout(borderLayout2);

    statePanel.add(tableInfoPanel, BorderLayout.CENTER);

    //LayoutTableInfoPanel
    tableInfoPanel.setLayout(flowLayout2);
    tableInfoPanel.setBorder(BorderFactory.createEtchedBorder());

    lRowNum.setText("Rows:");
    tableInfoPanel.add(lRowNum, null);
    tableInfoPanel.add(row, null);

    row.setText("3");

    lColumnNum.setText("Columns:");
    tableInfoPanel.add(lColumnNum, null);
    tableInfoPanel.add(col, null);

    col.setText("3");

    okSetRCNum.setText("OK");
    tableInfoPanel.add(okSetRCNum, null);

    //Layout Menu
    //File
    mainMenu.add(mFile);
    mFile.setText("File");

    mFile.add(mPrint);
    mPrint.setText("Print ...");
    mPrint.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent event)
      {
        doPrint();
      }
    });

    mFile.add(mPrintPreview);
    mPrintPreview.setText("Print With Preview");
    mPrintPreview.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent event)
      {
        doPrintPreview();
      }
    });

    mFile.add(mPageSetting);
    mPageSetting.setText("Page Setting ...");
    mPageSetting.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent event)
      {
        doPageSetting();
      }
    });

    mFile.addSeparator();

    mExit.setText("Exit");
    mFile.add(mExit);

    //Help
    mainMenu.add(mHelp);
    mHelp.setText("Help");

    mHelp.add(mHelpTopics);
    mHelpTopics.setText("Help Topics");

    mHelp.add(mAbout);
    mAbout.setText("About ...");
  }

  /**Overridden so we can exit when window is closed*/
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }

  void doPrint()
  {
    pt.doPrintWithDialog();
  }

  void doPrintPreview()
  {
    pt.printPreview();
  }

  void doPageSetting()
  {
    pt.paperSetPage();
  }

  void okSetRCNum_actionPerformed(ActionEvent e) {
    try
    {
      ((DefaultTableModel)mainTable.getModel()).setColumnCount(Integer.parseInt(col.getText()));
      ((DefaultTableModel)mainTable.getModel()).setRowCount(Integer.parseInt(row.getText()));
      for(int i = 0;i < Integer.parseInt(row.getText());i++)
        for(int j = 0;j < Integer.parseInt(col.getText());j++)
          mainTable.setValueAt(""+i+"/"+j,i,j);
    }
    catch(NumberFormatException nfe)
    {
      JOptionPane.showMessageDialog(this,"Error Input","Caution!",JOptionPane.ERROR_MESSAGE);
    }
  }
}