FileDocCategorySizeDatePackage
TableDemo.javaAPI DocSun JDK 1.4.2 Example27212Thu May 12 00:35:28 BST 2005None

TableDemo

public class TableDemo extends DemoModule
Table demo
version
1.12 01/23/03
author
Philip Milne
author
Steve Wilson

Fields Summary
JTable
tableView
JScrollPane
scrollpane
Dimension
origin
JCheckBox
isColumnReorderingAllowedCheckBox
JCheckBox
showHorizontalLinesCheckBox
JCheckBox
showVerticalLinesCheckBox
JCheckBox
isColumnSelectionAllowedCheckBox
JCheckBox
isRowSelectionAllowedCheckBox
JLabel
interCellSpacingLabel
JLabel
rowHeightLabel
JSlider
interCellSpacingSlider
JSlider
rowHeightSlider
JComboBox
selectionModeComboBox
JComboBox
resizeModeComboBox
JPanel
controlPanel
JScrollPane
tableAggregate
String
path
final int
INITIAL_ROWHEIGHT
Constructors Summary
public TableDemo(SwingSet2 swingset)
TableDemo Constructor

	super(swingset, "TableDemo", "toolbar/JTable.gif");
	
	getDemoPanel().setLayout(new BorderLayout());
	controlPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
	JPanel column1 = new JPanel (new ColumnLayout() );
	JPanel column2 = new JPanel (new ColumnLayout() );
	JPanel column3 = new JPanel (new ColumnLayout() );
	
	getDemoPanel().add(controlPanel, BorderLayout.NORTH);
	Vector relatedComponents = new Vector();
	
	// start column 1
    	isColumnReorderingAllowedCheckBox = new JCheckBox(getString("TableDemo.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(getString("TableDemo.horz_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(getString("TableDemo.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();
	    }
        });

	// Show that showHorizontal/Vertical controls are related
	relatedComponents.removeAllElements();
	relatedComponents.add(showHorizontalLinesCheckBox);
	relatedComponents.add(showVerticalLinesCheckBox);
	buildAccessibleGroup(relatedComponents);
	
        interCellSpacingLabel = new JLabel(getString("TableDemo.intercell_spacing_colon"));
	column1.add(interCellSpacingLabel);
	
    	interCellSpacingSlider = new JSlider(JSlider.HORIZONTAL, 0, 10, 1);
	interCellSpacingSlider.getAccessibleContext().setAccessibleName(getString("TableDemo.intercell_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(getString("TableDemo.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(getString("TableDemo.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();
	    }
        });

	// Show that row/column selections are related
	relatedComponents.removeAllElements();
	relatedComponents.add(isColumnSelectionAllowedCheckBox);
	relatedComponents.add(isRowSelectionAllowedCheckBox);
	buildAccessibleGroup(relatedComponents);

	/*
    	isRowAndColumnSelectionAllowedCheckBox = new JCheckBox(getString("TableDemo.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(getString("TableDemo.row_height_colon"));
	column2.add(rowHeightLabel);

    	rowHeightSlider = new JSlider(JSlider.HORIZONTAL, 5, 100, INITIAL_ROWHEIGHT);
	rowHeightSlider.getAccessibleContext().setAccessibleName(getString("TableDemo.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);
        
	// Show that spacing controls are related
	relatedComponents.removeAllElements();
	relatedComponents.add(interCellSpacingSlider);
	relatedComponents.add(rowHeightSlider);
	buildAccessibleGroup(relatedComponents);

        // Create the table.
        tableAggregate = createTable();
        getDemoPanel().add(tableAggregate, BorderLayout.CENTER);


        // ComboBox for selection modes.
	JPanel selectMode = new JPanel();
        column3.setLayout(new ColumnLayout());
      	selectMode.setBorder(new TitledBorder(getString("TableDemo.selection_mode")));


        selectionModeComboBox = new JComboBox();
        selectionModeComboBox.addItem(getString("TableDemo.single"));
        selectionModeComboBox.addItem(getString("TableDemo.one_range"));
        selectionModeComboBox.addItem(getString("TableDemo.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(getString("TableDemo.autoresize_mode")));


        resizeModeComboBox = new JComboBox();
        resizeModeComboBox.addItem(getString("TableDemo.off"));
        resizeModeComboBox.addItem(getString("TableDemo.column_boundries"));
        resizeModeComboBox.addItem(getString("TableDemo.subsequent_columns"));
        resizeModeComboBox.addItem(getString("TableDemo.last_column"));
        resizeModeComboBox.addItem(getString("TableDemo.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);

	setTableControllers(); // Set accessibility information
Methods Summary
voidbuildAccessibleGroup(java.util.Vector components)
Sets the Accessibility MEMBER_OF property to denote that these components work together as a group. Each object is set to be a MEMBER_OF an array that contains all of the objects in the group, including itself.

param
components The list of objects that are related


	AccessibleContext context = null;
	int numComponents = components.size();
	Object[] group = components.toArray();
	Object object = null;
	for (int i = 0; i < numComponents; ++i) {
	    object = components.elementAt(i);
	    if (object instanceof Accessible) {
	        context = ((Accessible)components.elementAt(i)).
						 getAccessibleContext();
		context.getAccessibleRelationSet().add(
		    new AccessibleRelation(
			AccessibleRelation.MEMBER_OF, group));
	    }
	}
public javax.swing.JScrollPanecreateTable()


        // final
        final String[] names = {
	  getString("TableDemo.first_name"),
	  getString("TableDemo.last_name"),
	  getString("TableDemo.favorite_color"),
	  getString("TableDemo.favorite_movie"),
	  getString("TableDemo.favorite_number"),
	  getString("TableDemo.favorite_food")
	};

	ImageIcon apple        = createImageIcon("ImageClub/food/apple.jpg",      getString("TableDemo.apple"));
	ImageIcon asparagus    = createImageIcon("ImageClub/food/asparagus.jpg",  getString("TableDemo.asparagus"));
	ImageIcon banana       = createImageIcon("ImageClub/food/banana.jpg",     getString("TableDemo.banana"));
	ImageIcon broccoli     = createImageIcon("ImageClub/food/broccoli.jpg",   getString("TableDemo.broccoli"));
	ImageIcon cantaloupe   = createImageIcon("ImageClub/food/cantaloupe.jpg", getString("TableDemo.cantaloupe"));
	ImageIcon carrot       = createImageIcon("ImageClub/food/carrot.jpg",     getString("TableDemo.carrot"));
	ImageIcon corn         = createImageIcon("ImageClub/food/corn.jpg",       getString("TableDemo.corn"));
	ImageIcon grapes       = createImageIcon("ImageClub/food/grapes.jpg",     getString("TableDemo.grapes"));
	ImageIcon grapefruit   = createImageIcon("ImageClub/food/grapefruit.jpg", getString("TableDemo.grapefruit"));
	ImageIcon kiwi         = createImageIcon("ImageClub/food/kiwi.jpg",       getString("TableDemo.kiwi"));
	ImageIcon onion        = createImageIcon("ImageClub/food/onion.jpg",      getString("TableDemo.onion"));
	ImageIcon pear         = createImageIcon("ImageClub/food/pear.jpg",       getString("TableDemo.pear"));
	ImageIcon peach        = createImageIcon("ImageClub/food/peach.jpg",      getString("TableDemo.peach"));
	ImageIcon pepper       = createImageIcon("ImageClub/food/pepper.jpg",     getString("TableDemo.pepper"));
	ImageIcon pickle       = createImageIcon("ImageClub/food/pickle.jpg",     getString("TableDemo.pickle"));
	ImageIcon pineapple    = createImageIcon("ImageClub/food/pineapple.jpg",  getString("TableDemo.pineapple"));
	ImageIcon raspberry    = createImageIcon("ImageClub/food/raspberry.jpg",  getString("TableDemo.raspberry"));
	ImageIcon sparegrass   = createImageIcon("ImageClub/food/asparagus.jpg",  getString("TableDemo.sparegrass"));
	ImageIcon strawberry   = createImageIcon("ImageClub/food/strawberry.jpg", getString("TableDemo.strawberry"));
	ImageIcon tomato       = createImageIcon("ImageClub/food/tomato.jpg",     getString("TableDemo.tomato"));
	ImageIcon watermelon   = createImageIcon("ImageClub/food/watermelon.jpg", getString("TableDemo.watermelon"));

	NamedColor aqua        = new NamedColor(new Color(127, 255, 212), getString("TableDemo.aqua"));
	NamedColor beige       = new NamedColor(new Color(245, 245, 220), getString("TableDemo.beige"));
	NamedColor black       = new NamedColor(Color.black, getString("TableDemo.black"));
	NamedColor blue        = new NamedColor(new Color(0, 0, 222), getString("TableDemo.blue"));
	NamedColor eblue       = new NamedColor(Color.blue, getString("TableDemo.eblue"));
	NamedColor jfcblue     = new NamedColor(new Color(204, 204, 255), getString("TableDemo.jfcblue"));
	NamedColor jfcblue2    = new NamedColor(new Color(153, 153, 204), getString("TableDemo.jfcblue2"));
	NamedColor cybergreen  = new NamedColor(Color.green.darker().brighter(), getString("TableDemo.cybergreen"));
	NamedColor darkgreen   = new NamedColor(new Color(0, 100, 75), getString("TableDemo.darkgreen"));
	NamedColor forestgreen = new NamedColor(Color.green.darker(), getString("TableDemo.forestgreen"));
	NamedColor gray        = new NamedColor(Color.gray, getString("TableDemo.gray"));
	NamedColor green       = new NamedColor(Color.green, getString("TableDemo.green"));
	NamedColor orange      = new NamedColor(new Color(255, 165, 0), getString("TableDemo.orange"));
	NamedColor purple      = new NamedColor(new Color(160, 32, 240),  getString("TableDemo.purple"));
	NamedColor red         = new NamedColor(Color.red, getString("TableDemo.red"));
	NamedColor rustred     = new NamedColor(Color.red.darker(), getString("TableDemo.rustred"));
	NamedColor sunpurple   = new NamedColor(new Color(100, 100, 255), getString("TableDemo.sunpurple"));
	NamedColor suspectpink = new NamedColor(new Color(255, 105, 180), getString("TableDemo.suspectpink"));
	NamedColor turquoise   = new NamedColor(new Color(0, 255, 255), getString("TableDemo.turquoise"));
	NamedColor violet      = new NamedColor(new Color(238, 130, 238), getString("TableDemo.violet"));
	NamedColor yellow      = new NamedColor(Color.yellow, getString("TableDemo.yellow"));

        // Create the dummy data (a few rows of names)
        final Object[][] data = {
	  {"Mike", "Albers",      green,       getString("TableDemo.brazil"), new Double(44.0), strawberry},
	  {"Mark", "Andrews",     blue,        getString("TableDemo.curse"), new Double(3), grapes},
	  {"Brian", "Beck",       black,       getString("TableDemo.bluesbros"), new Double(2.7182818285), raspberry},
	  {"Lara", "Bunni",       red,         getString("TableDemo.airplane"), new Double(15), strawberry},
	  {"Roger", "Brinkley",   blue,        getString("TableDemo.man"), new Double(13), peach},
	  {"Brent", "Christian",  black,       getString("TableDemo.bladerunner"), new Double(23), broccoli},
	  {"Mark", "Davidson",    darkgreen,   getString("TableDemo.brazil"), new Double(27), asparagus},
	  {"Jeff", "Dinkins",     blue,        getString("TableDemo.ladyvanishes"), new Double(8), kiwi},
	  {"Ewan", "Dinkins",     yellow,      getString("TableDemo.bugs"), new Double(2), strawberry},
	  {"Amy", "Fowler",       violet,      getString("TableDemo.reservoir"), new Double(3), raspberry},
	  {"Hania", "Gajewska",   purple,      getString("TableDemo.jules"), new Double(5), raspberry},
	  {"David", "Geary",      blue,        getString("TableDemo.pulpfiction"), new Double(3), watermelon},
//	  {"James", "Gosling",    pink,        getString("TableDemo.tennis"), new Double(21), donut},
	  {"Eric", "Hawkes",      blue,        getString("TableDemo.bladerunner"), new Double(.693), pickle},
          {"Shannon", "Hickey",   green,       getString("TableDemo.shawshank"), new Integer(2), grapes},
	  {"Earl", "Johnson",     green,       getString("TableDemo.pulpfiction"), new Double(8), carrot},
	  {"Robi", "Kahn",        green,       getString("TableDemo.goodfellas"), new Double(89), apple},
	  {"Robert", "Kim",       blue,        getString("TableDemo.mohicans"), new Double(655321), strawberry},
	  {"Janet", "Koenig",     turquoise,   getString("TableDemo.lonestar"), new Double(7), peach},
	  {"Jeff", "Kesselman",   blue,        getString("TableDemo.stuntman"), new Double(17), pineapple},
	  {"Onno", "Kluyt",       orange,      getString("TableDemo.oncewest"), new Double(8), broccoli},
	  {"Peter", "Korn",       sunpurple,   getString("TableDemo.musicman"), new Double(12), sparegrass},

	  {"Rick", "Levenson",    black,       getString("TableDemo.harold"), new Double(1327), raspberry},
	  {"Brian", "Lichtenwalter", jfcblue,  getString("TableDemo.fifthelement"), new Double(22), pear},
	  {"Malini", "Minasandram", beige,     getString("TableDemo.joyluck"), new Double(9), corn},
	  {"Michael", "Martak",   green,       getString("TableDemo.city"), new Double(3), strawberry},
	  {"David", "Mendenhall", forestgreen, getString("TableDemo.schindlerslist"), new Double(7), peach},
	  {"Phil", "Milne",       suspectpink, getString("TableDemo.withnail"), new Double(3), banana},
	  {"Lynn", "Monsanto",    cybergreen,  getString("TableDemo.dasboot"), new Double(52), peach},
	  {"Hans", "Muller",      rustred,     getString("TableDemo.eraserhead"), new Double(0), pineapple},
          {"Joshua", "Outwater",  blue,        getString("TableDemo.labyrinth"), new Integer(3), pineapple},
	  {"Tim", "Prinzing",     blue,        getString("TableDemo.firstsight"), new Double(69), pepper},
	  {"Raj", "Premkumar",    jfcblue2,    getString("TableDemo.none"), new Double(7), broccoli},
	  {"Howard", "Rosen",     green,       getString("TableDemo.defending"), new Double(7), strawberry},
	  {"Ray", "Ryan",         black,       getString("TableDemo.buckaroo"),
	   new Double(3.141592653589793238462643383279502884197169399375105820974944), banana},
	  {"Georges", "Saab",     aqua,        getString("TableDemo.bicycle"), new Double(290), cantaloupe},
	  {"Tom", "Santos",       blue,        getString("TableDemo.spinaltap"), new Double(241), pepper},
	  {"Rich", "Schiavi",     blue,        getString("TableDemo.repoman"), new Double(0xFF), pepper},
	  {"Nancy", "Schorr",     green,       getString("TableDemo.fifthelement"), new Double(47), watermelon},
	  {"Keith", "Sprochi",    darkgreen,   getString("TableDemo.2001"), new Integer(13), watermelon},
	  {"Matt", "Tucker",      eblue,       getString("TableDemo.starwars"), new Integer(2), broccoli},
	  {"Dimitri", "Trembovetsky", red,     getString("TableDemo.aliens"), new Integer(222), tomato},
	  {"Scott", "Violet",     violet,      getString("TableDemo.raiders"), new Integer(-97), banana},
	  {"Kathy", "Walrath",    blue,        getString("TableDemo.thinman"), new Integer(8), pear},
	  {"Nathan", "Walrath",   black,       getString("TableDemo.chusingura"), new Integer(3), grapefruit},
	  {"Steve", "Wilson",     green,       getString("TableDemo.raiders"), new Integer(7), onion},
	  {"Kathleen", "Zelony",  gray,        getString("TableDemo.dog"), new Integer(13), grapes}
        };

        // 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 col != 5;}
            public void setValueAt(Object aValue, int row, int column) { data[row][column] = aValue; }
         };


        // Create the table
        tableView = new JTable(dataModel);

        // Show colors by rendering them in their own color.
        DefaultTableCellRenderer colorRenderer = new DefaultTableCellRenderer() {
	    public void setValue(Object value) {
	        if (value instanceof NamedColor) {
		    NamedColor c = (NamedColor) value;
	            setBackground(c);
	            setForeground(c.getTextColor());
	            setText(c.toString());
		} else {
		    super.setValue(value);
		}
	    }
        };

	// Create a combo box to show that you can use one in a table.
        JComboBox comboBox = new JComboBox();
	comboBox.addItem(aqua);
	comboBox.addItem(beige);
	comboBox.addItem(black);
	comboBox.addItem(blue);
	comboBox.addItem(eblue);
	comboBox.addItem(jfcblue);
	comboBox.addItem(jfcblue2);
	comboBox.addItem(cybergreen);
	comboBox.addItem(darkgreen);
	comboBox.addItem(forestgreen);
	comboBox.addItem(gray);
	comboBox.addItem(green);
	comboBox.addItem(orange);
	comboBox.addItem(purple);
	comboBox.addItem(red);
	comboBox.addItem(rustred);
	comboBox.addItem(sunpurple);
	comboBox.addItem(suspectpink);
	comboBox.addItem(turquoise);
	comboBox.addItem(violet);
	comboBox.addItem(yellow);

        TableColumn colorColumn = tableView.getColumn(getString("TableDemo.favorite_color"));
        // Use the combo box as the editor in the "Favorite Color" column.
        colorColumn.setCellEditor(new DefaultCellEditor(comboBox));

        colorRenderer.setHorizontalAlignment(JLabel.CENTER);
        colorColumn.setCellRenderer(colorRenderer);

        tableView.setRowHeight(INITIAL_ROWHEIGHT);

        scrollpane = new JScrollPane(tableView);
        return scrollpane;
public static voidmain(java.lang.String[] args)
main method allows us to run as a standalone demo.


                   
         
	TableDemo demo = new TableDemo(null);
	demo.mainImpl();
private voidsetAccessibleController(javax.swing.JComponent controller, javax.swing.JComponent target)
Sets up accessibility relationships to denote that one object controls another. The CONTROLLER_FOR property is set on the controller object, and the CONTROLLED_BY property is set on the target object.

	AccessibleRelationSet controllerRelations = 
	    controller.getAccessibleContext().getAccessibleRelationSet();
	AccessibleRelationSet targetRelations = 
	    target.getAccessibleContext().getAccessibleRelationSet();

	controllerRelations.add(
	    new AccessibleRelation(
		AccessibleRelation.CONTROLLER_FOR, target));
	targetRelations.add(
	    new AccessibleRelation(
		AccessibleRelation.CONTROLLED_BY, controller));
private voidsetTableControllers()
This sets CONTROLLER_FOR on the controls that manipulate the table and CONTROLLED_BY relationships on the table to point back to the controllers.


	// Set up the relationships to show what controls the table
	setAccessibleController(isColumnReorderingAllowedCheckBox, 
				tableAggregate);
	setAccessibleController(showHorizontalLinesCheckBox,
				tableAggregate);
	setAccessibleController(showVerticalLinesCheckBox,
				tableAggregate);
	setAccessibleController(isColumnSelectionAllowedCheckBox,
				tableAggregate);
	setAccessibleController(isRowSelectionAllowedCheckBox,
				tableAggregate);
	setAccessibleController(interCellSpacingSlider,
				tableAggregate);
	setAccessibleController(rowHeightSlider,
				tableAggregate);
	setAccessibleController(selectionModeComboBox,
				tableAggregate);
	setAccessibleController(resizeModeComboBox,
				tableAggregate);