clntcomm.java

一个用Java实现的小型

      public void valueChanged(ListSelectionEvent e) {
        selectionChanged(e);
      }
    });
    JTableHeader timeListHeader = timeList.getTableHeader();
    timeListHeader.addMouseListener(new java.awt.event.MouseAdapter() {
      public void mouseClicked(java.awt.event.MouseEvent evt) {
        sortColumn(evt);
      }
    });
    timeList.addMouseListener(new java.awt.event.MouseAdapter() {
      public void mouseClicked(java.awt.event.MouseEvent evt) {
        editWindow(evt);
      }
    });
    
    scrollPane.setViewportView(timeList);
    
    add(scrollPane, java.awt.BorderLayout.CENTER);
    
    menuPanel.setLayout(new java.awt.FlowLayout(java.awt.FlowLayout.LEFT));
    
    startButton.setMnemonic(KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.CTRL_MASK).getKeyCode());
    startButton.setText("Start");
    startButton.setBorder(null);
    startButton.setBorderPainted(false);
    startButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        toggleTimer(evt);
      }
    });
    
    menuPanel.add(startButton);
    
    add(menuPanel, java.awt.BorderLayout.NORTH);
    
  }//GEN-END:initComponents

  private void showHelp(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_showHelp
    new HelpDisplay().show();
  }//GEN-LAST:event_showHelp

  private void exportToTable(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exportToTable
    JDBCControlPanel panel = new JDBCControlPanel();
    if(panel.exportTimeRecordSet(times)) zeroProject(evt);
  }//GEN-LAST:event_exportToTable
  
  private void editJDBC(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_editJDBC
    JDBCControlPanel panel = new JDBCControlPanel();
    panel.initGUI();
    panel.show();
  }//GEN-LAST:event_editJDBC
  
  private void sortColumn(java.awt.event.MouseEvent evt) {
    TableColumnModel columnModel = timeList.getColumnModel();
    int viewColumn = columnModel.getColumnIndexAtX(evt.getX());
    int column = timeList.convertColumnIndexToModel(viewColumn);
    times.sort(column);
    timeList.setModel(times.toTableModel());
  }
  
  private void editWindow(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_editWindow
    if(evt.getModifiers() == java.awt.event.MouseEvent.BUTTON1_MASK) {
      if(evt.getClickCount() == 2) editWindow(timeList.getSelectedRow());
    }
    if(evt.getModifiers() == java.awt.event.MouseEvent.BUTTON3_MASK) {
      selectedIndex = timeList.rowAtPoint(new java.awt.Point(evt.getX(), evt.getY()));
      timeList.setRowSelectionInterval(selectedIndex, selectedIndex);
      editMenu.show(timeList, evt.getX(), evt.getY());
    }
  }//GEN-LAST:event_editWindow
  
  private void toggleTimer(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_toggleTimer
    if(timer.clockRunning){
      timer.clockRunning = false;
      startButton.setToolTipText("Start Timer");
      startButton.setText("Start");
    } else {
      setTimer();
      timer.clockRunning = true;
      startButton.setToolTipText("Pause Timer");
      startButton.setText("Pause");
    }
  }//GEN-LAST:event_toggleTimer
  
  private void zeroProject(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_zeroProject
    Object[] options = {"OK", "Cancel"};
    int dialog = JOptionPane.showOptionDialog(frame,
    "All projects will be marked as having \n no elapsed time. Continue?",
    "Zero-Out All Projects", JOptionPane.YES_NO_OPTION,
    JOptionPane.WARNING_MESSAGE, null, options, options[1]);
    if(dialog == 0){
      int index = timeList.getSelectedRow();
      times.resetTime();
      timer.startTime = System.currentTimeMillis()/1000;
      timeList.setModel(times.toTableModel());
      timeList.repaint();
      refreshTotalTime();
    }
  }//GEN-LAST:event_zeroProject
  
  private void editProject(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_editProject
    editWindow(timeList.getSelectedRow());
  }//GEN-LAST:event_editProject
  
  private void deleteProject(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_deleteProject
    int len = 0;
    int selectedIndex = timeList.getSelectedRow();
    
    if(selectedIndex > -1){
      //Warn the user
      Object[] options = {"OK", "Cancel"};
      int dialog = JOptionPane.showOptionDialog(frame,
      "Project will be deleted. Continue?",
      "Delete Project", JOptionPane.YES_NO_OPTION,
      JOptionPane.WARNING_MESSAGE, null, options, options[1]);
      if(dialog == 0){
        times.delete(selectedIndex);
        timeList.setModel(times.toTableModel());
      }
    }
  }//GEN-LAST:event_deleteProject
  
  private void newProject(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_newProject
    editWindow(times.size());
  }//GEN-LAST:event_newProject
  
private void toggleTotals (java.awt.event.MouseEvent evt) {//GEN-FIRST:event_toggleTotals
  showTotal = showTotal == false;
  if(showTotal)
    totalText.setText("Total:");
  else
    totalText.setText("Billable:");
  refreshTotalTime();
  }//GEN-LAST:event_toggleTotals
  
  private void selectionChanged(ListSelectionEvent e) {
    setTimer();
  }
  
  private void setTimer() {
    if(timeList.getSelectedRow() >= 0){
      long currTime = System.currentTimeMillis()/1000;
      timer.startTime = currTime - times.getSeconds(timeList.getSelectedRow());
    }
  }
  
  /**
   * Create edit project window.
   * @parm Index into the project list
   */
  public void editWindow(int i){
    index = i;
    selectedIndex = timeList.getSelectedRow();
    TimeRecord record;
    boolean newRecord = false;
    try {
      record = times.elementAt(index);
      newRecord = false;
    } catch (ArrayIndexOutOfBoundsException e) {
      record = new TimeRecord();
      newRecord = true;
    }
    EditDialog edit = new EditDialog((JFrame)this.getTopLevelAncestor(), record, newRecord);
    edit.pack();
    edit.setLocationRelativeTo(this);
    edit.setVisible(true);
  }
  
  // Variables declaration - do not modify//GEN-BEGIN:variables
  private javax.swing.JMenuBar menuBar;
  private javax.swing.JMenu projectMenu;
  private javax.swing.JMenuItem addMenuItem;
  private javax.swing.JMenuItem deleteMenuItem;
  private javax.swing.JMenuItem editMenuItem;
  private javax.swing.JMenuItem zeroMenuItem;
  private javax.swing.JMenu toolMenu;
  private javax.swing.JMenuItem dbexportMenuItem;
  private javax.swing.JMenuItem jdbcMenuItem;
  private javax.swing.JMenuItem helpMenuItem;
  private javax.swing.JPopupMenu editMenu;
  private javax.swing.JMenuItem editPopupItem;
  private javax.swing.JMenuItem deletePopupItem;
  private javax.swing.JPanel totalPanel;
  private javax.swing.JLabel totalText;
  private javax.swing.JLabel totalTime;
  private javax.swing.JScrollPane scrollPane;
  private javax.swing.JTable timeList;
  private javax.swing.JPanel menuPanel;
  private javax.swing.JButton startButton;
  // End of variables declaration//GEN-END:variables
  
  /**
   * TimerThread updates system variables upon each tick of the clock.
   */
  private class TimerThread extends Thread{
    public boolean runThread, clockRunning;
    public int updateSeconds;
    public long startTime;
    
    /**
     * Create a new timer.
     * @parm How often to update (in milliseconds)
     * @parm The Consultant Manager screen to update
     */
    public TimerThread(int update) {
      updateSeconds = update;
      clockRunning = false;
      runThread = true;
      startTime = 0;
    }
    
    public void run(){
      long currTime;
      int index;
      long currSeconds;
      
      while(runThread){
        try {
          sleep(updateSeconds);
          if(clockRunning){
            //Get the current seconds past midnight.
            currTime = System.currentTimeMillis()/1000;
            if((index = timeList.getSelectedRow()) >= 0){
              currSeconds = currTime - startTime;
              times.setSeconds(index, currSeconds);
              //Only repaint if the minutes have changed.
              if (currSeconds % 60 == 0){
                refreshTotalTime();
                timeList.setValueAt(times.getTime(index), index, 1);
                timeList.repaint();
                savePrefs();
              }
            }
          }
        } catch (InterruptedException e) {
          System.err.println("Sleep failed.");
        }
      }
    }
  }
  
  private class EditDialog extends JDialog {
    private JOptionPane optionPane;
    
    EditDialog(JFrame frame, TimeRecord timerec, boolean isNewRecord) {
      super(frame, true);
      setTitle("Edit Project");
      
      java.awt.GridBagConstraints first = new java.awt.GridBagConstraints();;
      first.fill = java.awt.GridBagConstraints.HORIZONTAL;
      java.awt.GridBagConstraints last = new java.awt.GridBagConstraints();
      last.gridwidth = java.awt.GridBagConstraints.REMAINDER;
      java.awt.GridBagConstraints bottom = new java.awt.GridBagConstraints();
      bottom.gridwidth = 2;
      
      final TimeRecord record = timerec;
      final boolean newRecord = isNewRecord;
      final JTextField projField = new JTextField(record.projectName);
      projField.setColumns(10);
      final JTextField aliasField = new JTextField(record.alias);
      aliasField.setColumns(10);
      final JTextField timeField = new JTextField(record.toString());
      timeField.setColumns(10);
      final JCheckBox billable = new JCheckBox("Billable Project", record.billable);
      JPanel editPanel = new JPanel();
      editPanel.setLayout(new java.awt.GridBagLayout());
      editPanel.add(new JLabel("Project: "), first);
      editPanel.add(projField, last);
      editPanel.add(new JLabel("Alias: "), first);
      editPanel.add(aliasField, last);
      editPanel.add(new JLabel("Time: "), first);
      editPanel.add(timeField, last);
      editPanel.add(billable, bottom);
      
      optionPane = new JOptionPane(editPanel, JOptionPane.PLAIN_MESSAGE, JOptionPane.OK_CANCEL_OPTION);
      setContentPane(optionPane);
      setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
      addWindowListener(new java.awt.event.WindowAdapter() {
        public void windowClosing(java.awt.event.WindowEvent we) {
          optionPane.setValue(new Integer(JOptionPane.CLOSED_OPTION));
        }
      });
      
      optionPane.addPropertyChangeListener(new java.beans.PropertyChangeListener() {
        public void propertyChange(java.beans.PropertyChangeEvent e) {
          String prop = e.getPropertyName();
          
          if (isVisible() && (e.getSource() == optionPane) && (prop.equals(JOptionPane.VALUE_PROPERTY) || prop.equals(JOptionPane.INPUT_VALUE_PROPERTY))) {
            String value = optionPane.getValue().toString();
            if (value == JOptionPane.UNINITIALIZED_VALUE) return;
            optionPane.setValue(JOptionPane.UNINITIALIZED_VALUE);
            
            if (value.equals("0")) {
              long newTime = System.currentTimeMillis()/1000;
              record.projectName = projField.getText();
              record.setSeconds(timeField.getText());
              if(aliasField.getText().length() > 0) record.alias = aliasField.getText();
              else record.alias = null;
              if (index == selectedIndex) timer.startTime = newTime-record.seconds;
              record.billable = billable.isSelected();
              if(newRecord) times.add(record);
              timeList.setModel(times.toTableModel());
              timeList.repaint();
              if(selectedIndex == -1) //Nothing selected
                timeList.setRowSelectionInterval(index, index);
              else
                timeList.setRowSelectionInterval(selectedIndex, selectedIndex);
              refreshTotalTime();
              setVisible(false);
            } else { // user closed dialog or clicked cancel
              setVisible(false);
            }
          }
        }
      });
    }
  }
}