Java/JDK 6/JTable Sort Filter
Содержание
Filter table by the text in a TextField
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.RowFilter;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class RegexTable {
public static void main(String args[]) {
JFrame frame = new JFrame("Regexing JTable");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Object rows[][] = { { "A", "About", 44.36 }, { "B", "Boy", 44.84 }, { "C", "Cat", 463.63 },
{ "D", "Day", 27.14 }, { "E", "Eat", 44.57 }, { "F", "Fail", 23.15 },
{ "G", "Good", 4.40 }, { "H", "Hot", 24.96 }, { "I", "Ivey", 5.45 },
{ "J", "Jack", 49.54 }, { "K", "Kids", 280.00 } };
String columns[] = { "Symbol", "Name", "Price" };
TableModel model = new DefaultTableModel(rows, columns) {
public Class getColumnClass(int column) {
Class returnValue;
if ((column >= 0) && (column < getColumnCount())) {
returnValue = getValueAt(0, column).getClass();
} else {
returnValue = Object.class;
}
return returnValue;
}
};
final JTable table = new JTable(model);
final TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
table.setRowSorter(sorter);
JScrollPane pane = new JScrollPane(table);
frame.add(pane, BorderLayout.CENTER);
JPanel panel = new JPanel(new BorderLayout());
JLabel label = new JLabel("Filter");
panel.add(label, BorderLayout.WEST);
final JTextField filterText = new JTextField("A");
panel.add(filterText, BorderLayout.CENTER);
frame.add(panel, BorderLayout.NORTH);
JButton button = new JButton("Filter");
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
String text = filterText.getText();
if (text.length() == 0) {
sorter.setRowFilter(null);
} else {
sorter.setRowFilter(RowFilter.regexFilter(text));
}
}
});
frame.add(button, BorderLayout.SOUTH);
frame.setSize(300, 250);
frame.setVisible(true);
}
}
JTable Filtering
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.RowFilter;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class JTableFilterDemo {
public static void main(String[] args) {
Object[][] data = { { "A", 5 }, { "B", 2 }, { "C", 4 }, { "D", 8 } };
String columnNames[] = { "Item", "Value" };
TableModel model = new DefaultTableModel(data, columnNames) {
public Class<?> getColumnClass(int column) {
return getValueAt(0, column).getClass();
}
};
JTable table = new JTable(model);
RowFilter<Object, Object> filter = new RowFilter<Object, Object>() {
public boolean include(Entry entry) {
Integer population = (Integer) entry.getValue(1);
return population.intValue() > 3;
}
};
TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
sorter.setRowFilter(filter);
table.setRowSorter(sorter);
JScrollPane scrollPane = new JScrollPane(table);
JFrame frame = new JFrame("Filtering Table");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(scrollPane);
frame.setSize(300, 200);
frame.setVisible(true);
}
}
JTable Sorting
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.SwingUtilities;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class JTableSortDemo {
public static void main(String[] args) {
Object[][] data = { { "A", 5 }, { "B", 2 }, { "C", 4 }, { "D", 8 } };
String columnNames[] = { "Item", "Value" };
TableModel model = new DefaultTableModel(data, columnNames) {
public Class<?> getColumnClass(int column) {
return getValueAt(0, column).getClass();
}
};
JTable table = new JTable(model);
TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
table.setRowSorter(sorter);
JScrollPane scrollPane = new JScrollPane(table);
JFrame frame = new JFrame("Sorting Table");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(scrollPane);
frame.setSize(300, 200);
frame.setVisible(true);
}
}
Print a JTable out
import javax.swing.JTable;
import javax.swing.SwingUtilities;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JMenuBar;
import javax.swing.JScrollPane;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.print.PrinterException;
public class PrintTable {
public static void main(String[] args) throws Exception {
String[] columns = { "Name", "Age" };
Object[][] content = { { "R", new Integer(24) }, { "A", new Integer(25) },
{ "J", new Integer(30) }, { "A", new Integer(32) }, { "S", new Integer(27) } };
JTable table = new JTable(content, columns);
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JPanel jPanel = new JPanel(new GridLayout(2, 0));
jPanel.setOpaque(true);
table.setPreferredScrollableViewportSize(new Dimension(500, 70));
jPanel.add(new JScrollPane(table));
/* Add the panel to the JFrame */
frame.add(jPanel);
/* Display the JFrame window */
frame.pack();
frame.setVisible(true);
table.print();
}
}
Using RowSorter to sort a JTable
import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.RowSorter;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class RowSorterDemo {
public static void main(String args[]) {
JFrame frame = new JFrame("Sort Table Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Object rows[][] = { { "J", 23 }, { "R", 24, }, { "E", 21, }, { "B", 27, }, { "A", 25, },
{ "S", 22, }, };
/* Specify column names */
String columns[] = { "Name", "Age" };
/* Create a TableModel */
TableModel model = new DefaultTableModel(rows, columns) {
public Class getColumnClass(int column) {
Class returnValue;
if ((column >= 0) && (column < getColumnCount())) {
returnValue = getValueAt(0, column).getClass();
} else {
returnValue = Object.class;
}
return returnValue;
}
};
JTable table = new JTable(model);
RowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
table.setRowSorter(sorter);
JScrollPane pane = new JScrollPane(table);
frame.add(pane, BorderLayout.CENTER);
frame.setSize(300, 150);
frame.setVisible(true);
}
}