?? musicmodel.java
字號:
import java.awt.*;
import java.awt.event.*;
import java.util.*;
//swing classes
import com.sun.java.swing.text.*;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;
import com.sun.java.swing.border.*;
import com.sun.java.swing.table.*;
class MusicModel extends AbstractTableModel
{
String[] columnNames = {"Composer", "Title", "Orchestral"};
Object[] [] musicData = {
{"Tschaikovsky", "1812 Overture", new Boolean(true)},
{"Stravinsky", "Le Sacre", new Boolean(true)},
{"Lennon","Eleanor Rigby", new Boolean(false)},
{"Wagner", "Gotterdammerung", new Boolean(true)}
};
int rowCount, columnCount;
//------------------------------------------
public MusicModel()
{
rowCount = 4;
columnCount =3;
}
//------------------------------------------
public String getColumnName(int col)
{
return columnNames[col];
}
//------------------------------------------
public int getRowCount(){return rowCount;}
public int getColumnCount(){return columnCount;}
//------------------------------------------
public Class getColumnClass( int col)
{
return getValueAt(0, col).getClass();
}
//------------------------------------------
public boolean isCellEditable(int row, int col)
{
return (col > 1);
}
//------------------------------------------
public void setValueAt(Object obj, int row, int col)
{
musicData[row][col] = obj;
fireTableCellUpdated(row, col);
}
//------------------------------------------
public Object getValueAt(int row, int col)
{
return musicData[row][col];
}
}
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