setRowHeight(int newHeight) Or void setRowMargin(int rowMargin) 你试试!有点忘了!
解决方案 »
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import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.table.*;public class Test extends JFrame {
Object[][] listings = new Object[][] {
{ "28 Pickelodan", "Mork and Mindy", "Dukes of Hazard",
"I Love Lucy", "Andy Griffith", "Mission Impossible" }, { "29 Dizey", "Rulan", "<-- Mulan", "<-- Mulan",
"<-- Mulan", "<-- Mulan" }, { "31 NBT", "Nightly News", "40/20",
"<-- 40/20", "LimeTime", "<-- LimeTime" }, { "32 AnimalUniverse", "Amazing Animals","Animal Rescues",
"Cute Animals", "Killer Animals",
"Big and Small Animals" }, { "34 DSPN", "Tuesday Night FootBall",
"<--Tuesday Night FootBall", "<--Tuesday Night FootBall",
"<--Tuesday Night FootBall", "<--Tuesday Night FootBall"}, { "37 TLC", "Mind Mysteries", "Our World",
"Ancient Wonders", "UFOs", "Ancient Inventions" }, { "38 THC", "The Civil War", "Stalin",
"Watergate", "Kent State", "WWII" },
};
Object[] columnNames = new Object[] {
"Channel", "7:30", "8:00", "8:30", "9:00", "9:30"
};
TableModel sharedModel = new DefaultTableModel(
listings, columnNames);
JTable table = new JTable(sharedModel),
headerTable = new JTable(sharedModel); TableColumnModel tcm = table.getColumnModel();
TableColumn firstColumn = tcm.getColumn(0); public Test() {
Container cp = getContentPane(); setActualPreferredColumnWidths(table);
setActualPreferredColumnWidths(headerTable); table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
headerTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF); headerTable.getTableHeader().setReorderingAllowed(false); headerTable.setPreferredScrollableViewportSize(
new Dimension(
firstColumn.getPreferredWidth() +
headerTable.getColumnModel().getColumnMargin(),
0)); cp.add(new ControlPanel(), BorderLayout.NORTH);
cp.add(new JScrollPane(table), BorderLayout.CENTER);
}
class ControlPanel extends JPanel {
JCheckBox checkBox = new JCheckBox("First Column Locked"); public ControlPanel() {
add(checkBox); checkBox.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
JScrollPane scrollPane = (JScrollPane)
SwingUtilities.getAncestorOfClass(
JScrollPane.class, table); if(checkBox.isSelected()) {
tcm.removeColumn(firstColumn);
scrollPane.setRowHeaderView(headerTable);
scrollPane.setCorner(
JScrollPane.UPPER_LEFT_CORNER,
headerTable.getTableHeader());
}
else {
tcm.addColumn(firstColumn); int numCols = tcm.getColumnCount();
tcm.moveColumn(numCols-1, 0);
scrollPane.setRowHeaderView(null);
}
}
});
}
}
public void setActualPreferredColumnWidths(JTable table) {
int columnCount = table.getColumnCount(); for(int i=0; i < columnCount; ++i) {
TableColumn c = table.getColumnModel().getColumn(i);
int w = getActualPreferredColumnWidth(c); c.setPreferredWidth(w);
}
}
public int getActualPreferredColumnWidth(TableColumn col) {
int hw = columnHeaderWidth(col), // hw = header width
cw = widestCellInColumn(col); // cw = column width return hw > cw ? hw : cw;
}
private int columnHeaderWidth(TableColumn col)
{
//TableCellRenderer renderer = col.getHeaderRenderer(); //Component comp = renderer.getTableCellRendererComponent(
// table, col.getHeaderValue(),
// false, false, 0, 0); return 50;//;comp.getPreferredSize().width;
}
private int widestCellInColumn(TableColumn col) {
int c = col.getModelIndex(), width=0, maxw=0; for(int r=0; r < table.getRowCount(); ++r) {
TableCellRenderer renderer =
table.getCellRenderer(r,c); Component comp =
renderer.getTableCellRendererComponent(
table, table.getValueAt(r,c),
false, false, r, c); width = comp.getPreferredSize().width;
maxw = width > maxw ? width : maxw;
}
return maxw;
}
public static void main(String args[]) {
GraphicJavaApplication.launch(
new Test(),"Locking the Left-Hand Column",
300,300,600,210);
}
}
class GraphicJavaApplication extends WindowAdapter {
public static void launch(final JFrame f, String title,
final int x, final int y,
final int w, int h) {
f.setTitle(title);
f.setBounds(x,y,w,h);
f.setVisible(true); f.setDefaultCloseOperation(
WindowConstants.DISPOSE_ON_CLOSE); f.addWindowListener(new WindowAdapter() {
public void windowClosed(WindowEvent e) {
System.exit(0);
}
});
}
}
gja106(中文字符) :不是吧,要怎么繁吗,难道没有setXXX = false;的方法吗?