Mega Code Archive
Fixed Table Column Example
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// Example from http://www.crionics.com/products/opensource/faq/swing_ex/SwingExamples.html
/* (swing1.1beta3) */
import java.awt.BorderLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JViewport;
import javax.swing.UIManager;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.table.AbstractTableModel;
/**
* @version 1.0 12/05/98
*/
public class FixedColumnExample extends JFrame {
Object[][] data;
Object[] column;
JTable fixedTable, table;
public FixedColumnExample() {
super("Fixed Column Example");
setSize(400, 150);
data = new Object[][] { { "1", "11", "A", "", "", "", "", "" },
{ "2", "22", "", "B", "", "", "", "" },
{ "3", "33", "", "", "C", "", "", "" },
{ "4", "44", "", "", "", "D", "", "" },
{ "5", "55", "", "", "", "", "E", "" },
{ "6", "66", "", "", "", "", "", "F" } };
column = new Object[] { "fixed 1", "fixed 2", "a", "b", "c", "d", "e",
"f" };
AbstractTableModel fixedModel = new AbstractTableModel() {
public int getColumnCount() {
return 2;
}
public int getRowCount() {
return data.length;
}
public String getColumnName(int col) {
return (String) column[col];
}
public Object getValueAt(int row, int col) {
return data[row][col];
}
};
AbstractTableModel model = new AbstractTableModel() {
public int getColumnCount() {
return column.length - 2;
}
public int getRowCount() {
return data.length;
}
public String getColumnName(int col) {
return (String) column[col + 2];
}
public Object getValueAt(int row, int col) {
return data[row][col + 2];
}
public void setValueAt(Object obj, int row, int col) {
data[row][col + 2] = obj;
}
public boolean CellEditable(int row, int col) {
return true;
}
};
fixedTable = new JTable(fixedModel) {
public void valueChanged(ListSelectionEvent e) {
super.valueChanged(e);
checkSelection(true);
}
};
table = new JTable(model) {
public void valueChanged(ListSelectionEvent e) {
super.valueChanged(e);
checkSelection(false);
}
};
fixedTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
fixedTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
JScrollPane scroll = new JScrollPane(table);
JViewport viewport = new JViewport();
viewport.setView(fixedTable);
viewport.setPreferredSize(fixedTable.getPreferredSize());
scroll.setRowHeaderView(viewport);
scroll.setCorner(JScrollPane.UPPER_LEFT_CORNER, fixedTable
.getTableHeader());
getContentPane().add(scroll, BorderLayout.CENTER);
}
private void checkSelection(boolean isFixedTable) {
int fixedSelectedIndex = fixedTable.getSelectedRow();
int selectedIndex = table.getSelectedRow();
if (fixedSelectedIndex != selectedIndex) {
if (isFixedTable) {
table.setRowSelectionInterval(fixedSelectedIndex,
fixedSelectedIndex);
} else {
fixedTable
.setRowSelectionInterval(selectedIndex, selectedIndex);
}
}
}
public static void main(String[] args) {
FixedColumnExample frame = new FixedColumnExample();
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
frame.setVisible(true);
}
}
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