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| /*
* TableLayoutDemo.java
*/
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.table.*;
public class TableLayoutDemo extends JFrame {
private TableLayout tableLayout;
public TableLayoutDemo() {
super("TableLayout Demo");
setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
setSize(600, 300);
setLocationRelativeTo(null);
//create empty TableLayout:
tableLayout = new TableLayout();
//fill the TableLayout:
tableLayout.addColumns("Question", "Reponses");
tableLayout.addRow(new JLabel("Genre?"), createComponent(1));
TableColumn column = tableLayout.getColumnModel().getColumn(0);
column.setMinWidth(60);
column.setMaxWidth(280);
getContentPane().add(new JScrollPane(tableLayout), BorderLayout.CENTER);
}
private JComponent createComponent(final int type) {
final JPanel component = new JPanel();
if (type == 1) {
final JButton btFemmePlus = new JButton("Femme +");
final JButton btHommePlus = new JButton("Homme +");
final JLabel lbFemmes = new JLabel("0");
final JLabel lbHommes = new JLabel("0");
final JLabel lbFemmes2 = new JLabel("femmes ");
final JLabel lbHommes2 = new JLabel("hommes ");
component.add(btFemmePlus);
component.add(btHommePlus);
component.add(lbFemmes);
component.add(lbFemmes2);
component.add(lbHommes);
component.add(lbHommes2);
ActionListener al = new ActionListener() {
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
if (source == btFemmePlus) {
int nbr = Integer.parseInt(lbFemmes.getText());
nbr++;
lbFemmes.setText(String.valueOf(nbr));
}
if (source == btHommePlus) {
int nbr = Integer.parseInt(lbHommes.getText());
nbr++;
lbHommes.setText(String.valueOf(nbr));
}
}
};
btFemmePlus.addActionListener(al);
btHommePlus.addActionListener(al);
}
return component;
}
public static void main(final String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
new TableLayoutDemo().setVisible(true);
}
});
}
}
/*
* TableLayout.java
*/
class TableLayout extends JTable {
/**
* Constructs a TableLayout with 0 rows and 0 columns
*/
public TableLayout() {
super(0, 0);
setDefaultRenderer(JComponent.class, new TableLayoutRenderer());
setDefaultEditor(JComponent.class, new TableLayoutEditor());
setSurrendersFocusOnKeystroke(true);
}
@Override
public TableCellRenderer getCellRenderer(final int row, final int column) {
TableColumn tableColumn = getColumnModel().getColumn(column);
TableCellRenderer renderer = tableColumn.getCellRenderer();
if (renderer == null) {
Class c = getColumnClass(column);
if (c.equals(Object.class)) {
Object o = getValueAt(row, column);
if (o != null) {
c = getValueAt(row, column).getClass();
}
}
renderer = getDefaultRenderer(c);
}
return renderer;
}
@Override
public TableCellEditor getCellEditor(final int row, final int column) {
TableColumn tableColumn = getColumnModel().getColumn(column);
TableCellEditor editor = tableColumn.getCellEditor();
if (editor == null) {
Class c = getColumnClass(column);
if (c.equals(Object.class)) {
Object o = getValueAt(row, column);
if (o != null) {
c = getValueAt(row, column).getClass();
}
}
editor = getDefaultEditor(c);
}
return editor;
}
/**
*
* @param columnNames one or more names to be added as columns
*/
public void addColumns(final String... columnNames) {
DefaultTableModel model = (DefaultTableModel) getModel();
for (String name : columnNames) {
model.addColumn(name);
}
}
/**
*
* @param components one or more components to be added as a row
*/
public void addRow(final JComponent... components) {
DefaultTableModel model = (DefaultTableModel) getModel();
while (model.getColumnCount() < components.length) {
model.addColumn("");
}
model.addRow(components);
int h = 0;
for (JComponent comp : components) {
int h2 = comp.getPreferredSize().height;
if (h < h2) {
h = h2;
}
}
setRowHeight(getRowCount() - 1, h);
}
class TableLayoutEditor implements TableCellEditor, Serializable {
protected EventListenerList listenerList = new EventListenerList();
protected transient ChangeEvent changeEvent = null;
protected JComponent editorComponent = null;
public Component getComponent() {
return editorComponent;
}
/* implement CellEditor:
getCellEditorValue
isCellEditable
shouldSelectCell
stopCellEditing
cancelCellEditing
addCellEditorListener
removeCellEditorListener
*/
@Override
public Object getCellEditorValue() {
return editorComponent;
}
@Override
public boolean isCellEditable(final EventObject anEvent) {
return true;
}
@Override
public boolean shouldSelectCell(final EventObject anEvent) {
if (editorComponent != null && anEvent instanceof MouseEvent
&& ((MouseEvent) anEvent).getID() == MouseEvent.MOUSE_PRESSED) {
Component dispatchComponent =
SwingUtilities.getDeepestComponentAt(editorComponent, 3, 3);
MouseEvent e = (MouseEvent) anEvent;
MouseEvent e2 = new MouseEvent(dispatchComponent,
MouseEvent.MOUSE_RELEASED, e.getWhen() + 100000,
e.getModifiers(), 3, 3, e.getClickCount(), e.isPopupTrigger());
dispatchComponent.dispatchEvent(e2);
e2 = new MouseEvent(dispatchComponent, MouseEvent.MOUSE_CLICKED,
e.getWhen() + 100001, e.getModifiers(), 3, 3, 1, e.isPopupTrigger());
dispatchComponent.dispatchEvent(e2);
}
return true;
}
@Override
public boolean stopCellEditing() {
fireEditingStopped();
return true;
}
@Override
public void cancelCellEditing() {
fireEditingCanceled();
}
@Override
public void addCellEditorListener(final CellEditorListener l) {
listenerList.add(CellEditorListener.class, l);
}
@Override
public void removeCellEditorListener(final CellEditorListener l) {
listenerList.remove(CellEditorListener.class, l);
}
protected void fireEditingStopped() {//used in stopCellEditing
Object[] listeners = listenerList.getListenerList();
// Process the listeners last to first, notifying
// those that are interested in this event
for (int i = listeners.length - 2; i >= 0; i -= 2) {
if (listeners[i] == CellEditorListener.class) {
// Lazily create the event:
if (changeEvent == null) {
changeEvent = new ChangeEvent(this);
}
((CellEditorListener) listeners[i + 1]).editingStopped(changeEvent);
}
}
}
protected void fireEditingCanceled() {//used in cancelCellEditing
// Guaranteed to return a non-null array
Object[] listeners = listenerList.getListenerList();
// Process the listeners last to first, notifying
// those that are interested in this event
for (int i = listeners.length - 2; i >= 0; i -= 2) {
if (listeners[i] == CellEditorListener.class) {
// Lazily create the event:
if (changeEvent == null) {
changeEvent = new ChangeEvent(this);
}
((CellEditorListener) listeners[i + 1]).editingCanceled(changeEvent);
}
}
}
// implement TableCellEditor:
@Override
public Component getTableCellEditorComponent(final JTable table,
final Object value, final boolean isSelected,
final int row, final int column) {
editorComponent = (JComponent) value;
return editorComponent;
}
}
class TableLayoutRenderer implements TableCellRenderer {
@Override
public Component getTableCellRendererComponent(final JTable table,
final Object value, final boolean isSelected,
final boolean hasFocus, final int row, final int column) {
return (JComponent) value;
}
}
} |
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