starstablepanel.java

《Java网络程序设计.rar》包括三个网络程序的源代码。

package org.impact.stars.appclient.common;

/*
 * starstable.java
 *
 * Created on December 28, 2001, 4:38 PM
 */

import javax.swing.*;
import javax.swing.table.*;
import javax.swing.event.*;
import javax.swing.border.*;

import java.awt.*;
import java.awt.event.*;
import java.util.*;

public class StarsTablePanel extends JPanel {
    JTable      tableView;
    JScrollPane scrollpane;
    Dimension   origin = new Dimension(0, 0);
    /*
    JCheckBox   isColumnReorderingAllowedCheckBox;
    JCheckBox   showHorizontalLinesCheckBox;
    JCheckBox   showVerticalLinesCheckBox;
     
    JCheckBox   isColumnSelectionAllowedCheckBox;
    JCheckBox   isRowSelectionAllowedCheckBox;
    JCheckBox   isRowAndColumnSelectionAllowedCheckBox;
     
    JLabel      interCellSpacingLabel;
    JLabel      rowHeightLabel;
     
    JSlider     interCellSpacingSlider;
    JSlider     rowHeightSlider;
     
    JComponent  selectionModeButtons;
    JComponent  resizeModeButtons;
     */
    
    public JButton saveButton;
    public JButton editButton;
    public JButton resetButton;
    public JButton cancelButton;
    
    JPanel      mainPanel;
    JPanel      controlPanel;
    JScrollPane tableAggregate;
    
    public StarsTablePanel() {
        super();
    }
    
    public StarsTablePanel(String[] name, Object[][] data) {
        super();
        
        setLayout(new BorderLayout());
        mainPanel = this;
        controlPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
        //controlPanel.setBorder(new javax.swing.border.LineBorder(java.awt.Color.gray));
        //controlPanel.setBorder(new javax.swing.border.EtchedBorder());
        /*
        JPanel column1 = new JPanel(new FlowLayout() );
        JPanel column2 = new JPanel(new FlowLayout() );
        JPanel column3 = new JPanel(new FlowLayout() );
         */
        
        mainPanel.add(controlPanel, BorderLayout.NORTH);
        
        saveButton = new JButton("Save");
        controlPanel.add(saveButton);
        
        editButton = new JButton("Edit");
        controlPanel.add(editButton);
        
        
        resetButton = new JButton("Reset");
        controlPanel.add(resetButton);
        
        cancelButton = new JButton("Cancel");
        controlPanel.add(cancelButton);
        /*
        resetButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                
                resetdata();
                tableView.repaint();
            }
        }
        );
         */
        // start column 1
        /*
        isColumnReorderingAllowedCheckBox = new JCheckBox("Reordering allowed", true);
        column1.add(isColumnReorderingAllowedCheckBox);
        isColumnReorderingAllowedCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.getTableHeader().setReorderingAllowed(flag);
                tableView.repaint();
            }
        });
         
         
        showHorizontalLinesCheckBox = new JCheckBox("Horiz. Lines", true);
        column1.add(showHorizontalLinesCheckBox);
        showHorizontalLinesCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.setShowHorizontalLines(flag); ;
                tableView.repaint();
            }
        });
         
        showVerticalLinesCheckBox = new JCheckBox("Vert. Lines", true);
        column1.add(showVerticalLinesCheckBox);
        showVerticalLinesCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.setShowVerticalLines(flag); ;
                tableView.repaint();
            }
        });
         
        interCellSpacingLabel = new JLabel("Inter-cell spacing:");
        column1.add(interCellSpacingLabel);
         
        interCellSpacingSlider = new JSlider(JSlider.HORIZONTAL, 0, 10, 1);
        interCellSpacingSlider.getAccessibleContext().setAccessibleName("Inter-cell spacing");
        interCellSpacingLabel.setLabelFor(interCellSpacingSlider);
        column1.add(interCellSpacingSlider);
        interCellSpacingSlider.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent e) {
                int spacing = ((JSlider)e.getSource()).getValue();
                tableView.setIntercellSpacing(new Dimension(spacing, spacing));
                tableView.repaint();
            }
        });
         
        controlPanel.add(column1);
         
        // start column 2
         
        isColumnSelectionAllowedCheckBox = new JCheckBox("Column selection", false);
        column2.add(isColumnSelectionAllowedCheckBox);
        isColumnSelectionAllowedCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.setColumnSelectionAllowed(flag); ;
                tableView.repaint();
            }
        });
         
        isRowSelectionAllowedCheckBox = new JCheckBox("Row selection", true);
        column2.add(isRowSelectionAllowedCheckBox);
        isRowSelectionAllowedCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.setRowSelectionAllowed(flag); ;
                tableView.repaint();
            }
        });
         
        isRowAndColumnSelectionAllowedCheckBox = new JCheckBox("Cell selection", false);
        column2.add(isRowAndColumnSelectionAllowedCheckBox);
        isRowAndColumnSelectionAllowedCheckBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                boolean flag = ((JCheckBox)e.getSource()).isSelected();
                tableView.setCellSelectionEnabled(flag); ;
                tableView.repaint();
            }
        });
         
        rowHeightLabel = new JLabel("Row height:");
        column2.add(rowHeightLabel);
         
        rowHeightSlider = new JSlider(JSlider.HORIZONTAL, 5, 100, 20);
        rowHeightSlider.getAccessibleContext().setAccessibleName("Row height");
        rowHeightLabel.setLabelFor(rowHeightSlider);
        column2.add(rowHeightSlider);
        rowHeightSlider.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent e) {
                int height = ((JSlider)e.getSource()).getValue();
                tableView.setRowHeight(height);
                tableView.repaint();
            }
        });
         
        controlPanel.add(column2);
         
         
         
         
        // ComboBox for selection modes.
        JPanel selectMode = new JPanel();
        column3.setLayout(new FlowLayout());
        selectMode.setBorder(new TitledBorder("Selection mode"));
         
         
        JComboBox selectionModeComboBox = new JComboBox();
        selectionModeComboBox.addItem("Single");
        selectionModeComboBox.addItem("One range");
        selectionModeComboBox.addItem("Multiple ranges");
        selectionModeComboBox.setSelectedIndex(tableView.getSelectionModel().getSelectionMode());
        selectionModeComboBox.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                JComboBox source = (JComboBox)e.getSource();
                tableView.setSelectionMode(source.getSelectedIndex());
            }
        });
         
        selectMode.add(selectionModeComboBox);
        column3.add(selectMode);
         
        // Combo box for table resize mode.
         
        JPanel resizeMode = new JPanel();
         
        resizeMode.setBorder(new TitledBorder("Autoresize mode"));
         
         
        JComboBox resizeModeComboBox = new JComboBox();
        resizeModeComboBox.addItem("Off");
        resizeModeComboBox.addItem("Column boundries");
        resizeModeComboBox.addItem("Subsequent columns");
        resizeModeComboBox.addItem("Last column");
        resizeModeComboBox.addItem("All columns");
        resizeModeComboBox.setSelectedIndex(tableView.getAutoResizeMode());
        resizeModeComboBox.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                JComboBox source = (JComboBox)e.getSource();
                tableView.setAutoResizeMode(source.getSelectedIndex());
            }
        });
         
        resizeMode.add(resizeModeComboBox);
        column3.add(resizeMode);
         
        controlPanel.add(column3);
         */
        
        // Create the table.
        tableAggregate = createTable(name, data);

        mainPanel.add(tableAggregate, BorderLayout.CENTER);
        
    }
    
    public JScrollPane createTable(String[] anames, Object[][] adata) {
        
        final String[] names = anames;
        final Object[][] data = adata;
        /*
        final String[] names = {"First Name", "Last Name", "Favorite Color",
        "Favorite Sport", "Favorite Number"};
         
         
         
        // Create the dummy data (a few rows of names)
         
        final Object[][] data = {
            {"Mike", "Albers",        Color.green, "Soccer", new Integer(44)},
            {"Mark", "Andrews",       Color.red, "Baseball", new Integer(2)},
            {"Tom", "Ball",           Color.blue, "Football", new Integer(99)},
        };
         getCellClass
         */
        // Create a model of the data.
        TableModel dataModel = new AbstractTableModel() {
            public int getColumnCount() { return names.length; }
            public int getRowCount() { return data.length;}
            public Object getValueAt(int row, int col) {return data[row][col];}
            public String getColumnName(int column) {return names[column];}
            public Class getColumnClass(int c) {return getValueAt(0, c).getClass();}
            public boolean isCellEditable(int row, int col) {return ((getValueAt(row, col).getClass() == String.class)&&(col!=0));}
            public void setValueAt(Object aValue, int row, int column) { data[row][column] = aValue; }
        };
        
        
        // Create the table
        tableView = new JTable(dataModel);
        tableView.setBorder(new javax.swing.border.EtchedBorder());
        // Show colors by rendering them in their own color.
        DefaultTableCellRenderer colorRenderer = new DefaultTableCellRenderer() {
            public void setValue(Object value) {
                if (value instanceof Color) {
                    Color c = (Color)value;
                    setForeground(c);
                    setText(c.getRed() + ", " + c.getGreen() + ", " + c.getBlue());
                }
            }
            
        };
        
        colorRenderer.setHorizontalAlignment(JLabel.RIGHT);
        //tableView.getColumn("Favorite Color").setCellRenderer(colorRenderer);
        
        tableView.setRowHeight(25);
        
        scrollpane = new JScrollPane(tableView);
        return scrollpane;
    }
    public JTable getTableView() {
        
        return tableView;
    }
    
    public void resetdata(){
        for (int i=0; i< tableView.getRowCount();i++) {
            tableView.setValueAt(" ", i, 1);
        }
        tableView.repaint();
    }
    
    public void resetdata(Object[][] data){
        for (int i=0; i< tableView.getRowCount();i++) {
            tableView.setValueAt(data[i][1], i, 1);
        }
        tableView.repaint();
    }

    
}