public void valueChanged(ListSelectionEvent e) {
ListSelectionModel lsm = (ListSelectionModel) e.getSource();
int firstIndex = e.getFirstIndex();
int lastIndex = e.getLastIndex();
boolean isAdjusting = e.getValueIsAdjusting();
output.append(
"Event for indexes "
+ firstIndex
+ " - "
+ lastIndex
+ "; isAdjusting is "
+ isAdjusting
+ "; selected indexes:");
if (lsm.isSelectionEmpty()) {
output.append(" <none>");
} else {
// Find out which indexes are selected.
int minIndex = lsm.getMinSelectionIndex();
int maxIndex = lsm.getMaxSelectionIndex();
for (int i = minIndex; i <= maxIndex; i++) {
if (lsm.isSelectedIndex(i)) {
output.append(" " + i);
}
}
}
output.append(newline);
output.setCaretPosition(output.getDocument().getLength());
}
/**
* Recursive traverse of tree to determine selections A leaf is selected if rsm is selected.
* Nonleaf nodes are selected if all children are selected.
*
* @param tn node in the tree for which to determine selection
* @param nodeidx the ordinal postion in the segments array
* @param gsm the graph segments selection model
* @param rsm the table row selection model
* @return true if given node tn is selected, else false
*/
private boolean selTraverse(
TreeNode tn, int[] nodeidx, ListSelectionModel gsm, ListSelectionModel rsm) {
boolean selected = true;
if (!tn.isLeaf()) {
// A nonleaf node is selected if all its children are selected.
for (int i = 0; i < tn.getChildCount(); i++) {
TreeNode cn = tn.getChildAt(i);
selected &= selTraverse(cn, nodeidx, gsm, rsm);
}
} else {
if (tn instanceof RowCluster) {
// get the row index of the leaf node
int ri = ((RowCluster) tn).getIndex();
// A leaf is selected if its row is selected in the row selection rsm.
selected = rsm.isSelectedIndex(ri);
}
}
// Get the offset into the segments array
int idx = nodeidx[0] * segOffset;
if (selected) {
gsm.addSelectionInterval(idx, idx + (segOffset - 1));
} else {
gsm.removeSelectionInterval(idx, idx + (segOffset - 1));
}
// Increment the nodeidx in the tree
nodeidx[0]++;
return selected;
}
/**
* Constructs a ClutoTree diaplay which is initialized with tableModel as the data model, and the
* given selection model.
*
* @param clutoSolution The clustering solution
* @param tableContext The context which manages views and selections.
* @param tableModel the data model for the parallel coordinate display
*/
public ClutoTree(ClutoSolution clutoSolution, TableContext tableContext, TableModel tableModel) {
ctx = tableContext;
tm = tableModel;
lsm = ctx.getRowSelectionModel(tm);
// labelModel
int ncol = tm.getColumnCount();
for (int i = 0; i < ncol; i++) {
labelModel.addElement(tm.getColumnName(i));
}
setLayout(new BorderLayout());
btnP = new JToolBar();
add(btnP, BorderLayout.NORTH);
labelChoice.addItemListener(
new ItemListener() {
public void itemStateChanged(ItemEvent e) {
if (e.getStateChange() == ItemEvent.SELECTED) {
labelColumn = 0;
String ln = (String) e.getItem();
if (ln != null) {
for (int c = 0; c < tm.getColumnCount(); c++) {
if (ln.equals(tm.getColumnName(c))) {
labelColumn = c;
break;
}
}
}
graph.invalidate();
validate();
repaint();
}
}
});
btnP.add(labelChoice);
graph = new SimpleGraph();
graph.getGraphDisplay().setOpaque(true);
graph.getGraphDisplay().setBackground(Color.white);
graph.getGraphDisplay().setGridColor(new Color(220, 220, 220));
graph.showGrid(false);
graph.showAxis(BorderLayout.WEST, false);
graph.showAxis(BorderLayout.EAST, true);
graph.getAxisDisplay(BorderLayout.EAST).setZoomable(true);
graph.getAxisDisplay(BorderLayout.EAST).setAxisLabeler(labeler);
((LinearAxis) graph.getYAxis()).setTickIncrement(-1.);
graph.getAxisDisplay(BorderLayout.SOUTH).setZoomable(true);
gs = new GraphSegments();
gs.setColor(Color.blue);
idxSelColor = new IndexSelectColor(Color.cyan, null, new DefaultListSelectionModel());
gs.setIndexedColor(idxSelColor);
graph.addGraphItem(gs);
graph.getGraphDisplay().addMouseListener(ma);
add(graph);
if (lsm != null) {
lsm.addListSelectionListener(selListener);
}
display(makeTree(clutoSolution));
}
/**
* Traververse the tree selecting rows coresponding to leaf nodes of the given node tn
*
* @param tn the node from which to start traversing
* @param rsm the selection model in which to mark selected rows
*/
private void selectTraverse(TreeNode tn, ListSelectionModel rsm) {
if (!tn.isLeaf()) {
for (int i = 0; i < tn.getChildCount(); i++) {
TreeNode cn = tn.getChildAt(i);
selectTraverse(cn, rsm);
}
} else {
if (tn instanceof RowCluster) {
int ri = ((RowCluster) tn).getIndex();
rsm.addSelectionInterval(ri, ri);
}
}
}
private void maybeGrabSelection() {
if (table.getSelectedRow() != -1) {
// Grab selection
ListSelectionModel rowSel = table.getSelectionModel();
ListSelectionModel colSel = table.getColumnModel().getSelectionModel();
if (!haveAnchor()) {
// System.err.println("Updating from table's selection");
setSelection(
rowSel.getAnchorSelectionIndex(), rowSel.getLeadSelectionIndex(),
colSel.getAnchorSelectionIndex(), colSel.getLeadSelectionIndex());
} else {
// System.err.println("Updating lead from table's selection");
setSelection(
getRowAnchor(), rowSel.getLeadSelectionIndex(),
getColAnchor(), colSel.getLeadSelectionIndex());
}
// printSelection();
}
}
public SimpleTable() {
JFrame frame = new JFrame("Table");
frame.addWindowListener(
new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
final String[] names = {"First Name", "Last Name", "Id"};
final Object[][] data = {
{"Mark", "Andrews", new Integer(1)},
{"Tom", "Ball", new Integer(2)},
{"Alan", "Chung", new Integer(3)},
};
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 col) {
return getValueAt(0, col).getClass();
}
public void setValueAt(Object aValue, int row, int column) {
data[row][column] = aValue;
}
};
aTable = new JTable(dataModel);
ListSelectionModel listMod = aTable.getSelectionModel();
listMod.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
listMod.addListSelectionListener(this);
JScrollPane scrollpane = new JScrollPane(aTable);
scrollpane.setPreferredSize(new Dimension(300, 300));
frame.getContentPane().add(scrollpane);
frame.pack();
frame.setVisible(true);
aTable.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 2) {
System.out.println(" double click");
}
}
});
}
/** Initializes the table. */
protected void init() {
dataTable
.getColumnModel()
.addColumnModelListener(
new TableColumnModelListener() {
public void columnAdded(TableColumnModelEvent e) {
/** empty block */
}
public void columnRemoved(TableColumnModelEvent e) {
/** empty block */
}
public void columnSelectionChanged(ListSelectionEvent e) {
/** empty block */
}
public void columnMarginChanged(ChangeEvent e) {
refreshTable();
}
public void columnMoved(TableColumnModelEvent e) {
refreshTable();
}
});
// assemble statistics data array
Dataset workingData = dataTable.getWorkingData();
double[] xstats = getStatistics(workingData.getXPoints());
double[] ystats = getStatistics(workingData.getValidYPoints());
if (statsData == null) {
statsData = new Object[xstats.length][0];
}
for (int i = 0; i < xstats.length; i++) {
String label = ToolsRes.getString("Table.Entry.Count"); // $NON-NLS-1$
if (i == 5) {
statsData[i] =
new Object[] {label, new Integer((int) xstats[i]), new Integer((int) ystats[i])};
} else {
switch (i) {
case 0:
label = ToolsRes.getString("Table.Entry.Max");
break; //$NON-NLS-1$
case 1:
label = ToolsRes.getString("Table.Entry.Min");
break; //$NON-NLS-1$
case 2:
label = ToolsRes.getString("Table.Entry.Mean");
break; //$NON-NLS-1$
case 3:
label = ToolsRes.getString("Table.Entry.StandardDev");
break; //$NON-NLS-1$
case 4:
label = ToolsRes.getString("Table.Entry.StandardError"); // $NON-NLS-1$
}
statsData[i] = new Object[] {label, new Double(xstats[i]), new Double(ystats[i])};
}
}
// set and configure table model and header
setModel(tableModel);
setGridColor(Color.blue);
setEnabled(false);
setTableHeader(null); // no table header
labelRenderer = new LabelRenderer();
setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
setDefaultRenderer(Double.class, new ScientificRenderer(3));
ListSelectionModel selectionModel = dataTable.getSelectionModel();
selectionModel.addListSelectionListener(
new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
Dataset workingData = dataTable.getWorkingData();
double[] xstats = getStatistics(workingData.getXPoints());
double[] ystats = getStatistics(workingData.getValidYPoints());
int i = 0;
for (; i < xstats.length - 1; i++) {
statsData[i][1] = new Double(xstats[i]);
statsData[i][2] = new Double(ystats[i]);
}
statsData[i][1] = new Integer((int) xstats[i]);
statsData[i][2] = new Integer((int) ystats[i]);
refreshTable();
}
});
refreshCellWidths();
}
public ListSelectionDemo() {
super(new BorderLayout());
String[] listData = {"one", "two", "three", "four", "five", "six", "seven"};
String[] columnNames = {"French", "Spanish", "Italian"};
list = new JList(listData);
listSelectionModel = list.getSelectionModel();
listSelectionModel.addListSelectionListener(new SharedListSelectionHandler());
JScrollPane listPane = new JScrollPane(list);
JPanel controlPane = new JPanel();
String[] modes = {
"SINGLE_SELECTION", "SINGLE_INTERVAL_SELECTION", "MULTIPLE_INTERVAL_SELECTION"
};
final JComboBox comboBox = new JComboBox(modes);
comboBox.setSelectedIndex(2);
comboBox.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
String newMode = (String) comboBox.getSelectedItem();
if (newMode.equals("SINGLE_SELECTION")) {
listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
} else if (newMode.equals("SINGLE_INTERVAL_SELECTION")) {
listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
} else {
listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
}
output.append("----------" + "Mode: " + newMode + "----------" + newline);
}
});
controlPane.add(new JLabel("Selection mode:"));
controlPane.add(comboBox);
// Build output area.
output = new JTextArea(1, 10);
output.setEditable(false);
JScrollPane outputPane =
new JScrollPane(
output,
ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
// Do the layout.
JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
add(splitPane, BorderLayout.CENTER);
JPanel topHalf = new JPanel();
topHalf.setLayout(new BoxLayout(topHalf, BoxLayout.LINE_AXIS));
JPanel listContainer = new JPanel(new GridLayout(1, 1));
listContainer.setBorder(BorderFactory.createTitledBorder("List"));
listContainer.add(listPane);
topHalf.setBorder(BorderFactory.createEmptyBorder(5, 5, 0, 5));
topHalf.add(listContainer);
// topHalf.add(tableContainer);
topHalf.setMinimumSize(new Dimension(100, 50));
topHalf.setPreferredSize(new Dimension(100, 110));
splitPane.add(topHalf);
JPanel bottomHalf = new JPanel(new BorderLayout());
bottomHalf.add(controlPane, BorderLayout.PAGE_START);
bottomHalf.add(outputPane, BorderLayout.CENTER);
// XXX: next line needed if bottomHalf is a scroll pane:
// bottomHalf.setMinimumSize(new Dimension(400, 50));
bottomHalf.setPreferredSize(new Dimension(450, 135));
splitPane.add(bottomHalf);
}
public void cleanUp() {
if (lsm != null) {
lsm.removeListSelectionListener(selListener);
}
}