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class MyTableModel extends AbstractTableModel {
private String[] columnNames = {...};
private ArrayList data;
public MyTableModel() {
data = new ArrayList(1);
}
/**
* Supprime une ligne du tableau.
* @param int row : le numéro de la ligne à supprimer.
*/
public void removeRow(int row) {
if (data.size() > 0 && row < data.size()){
data.remove(row);
//+traitements particuliers : mise à jour de numéros de ligne, etc...
}
fireTableDataChanged();
}
/**
* Ajoute une ligne à la fin du tableau.
* @param Object[] row : les données de la ligne à ajouter.
*/
public void addRow(Object[] row) {
if (row != null && row.length > 0) {
data.add(row);
fireTableDataChanged();
}
}
/**
* Remplace les données du tableau.
* @param ArrayList newData : les nouvelles données à afficher.
*/
public void setData(ArrayList newData) {
data = newData;
fireTableDataChanged();
}
public int getColumnCount() {
return columnNames.length;
}
public int getRowCount() {
return data.size();
}
public String getColumnName(int col) {
return columnNames[col];
}
public Object getValueAt(int row, int col) {
return ((Object[])data.get(row))[col];
}
/*
* JTable uses this method to determine the default renderer/
* editor for each cell. If we didn't implement this method,
* then the last column would contain text ("true"/"false"),
* rather than
*/
public Class getColumnClass(int c) {
return getValueAt(0, c).getClass();
}
/*
* Don't need to implement this method unless your table's
* data can change.
*/
public void setValueAt(Object value, int row, int col) {
if (DEBUG) {
System.out.println("Setting value at " + row + "," + col //$NON-NLS-1$ //$NON-NLS-2$
+ " to " + value + " (an instance of " //$NON-NLS-1$ //$NON-NLS-2$
+ value.getClass() + ")"); //$NON-NLS-1$
}
// data[row][col] = value;
((Object[])data.get(row))[col] = value;
// fireTableCellUpdated(row, col);
if (DEBUG) {
System.out.println("New value of data:"); //$NON-NLS-1$
printDebugData();
}
}
private void printDebugData() {
int numRows = getRowCount();
int numCols = getColumnCount();
for (int i=0; i<numRows; i++) {
System.out.print(" row " + i + ":"); //$NON-NLS-1$ //$NON-NLS-2$
for (int j=0; j<numCols; j++) {
// System.out.print(" " + data[i][j]);
System.out.print(" " + ((Object[])data.get(i))[j]); //$NON-NLS-1$
}
System.out.println();
}
System.out.println("--------------------------"); //$NON-NLS-1$
}
public int getMaxLength(){
int res = -1;
for (int i=0; i<data.size(); i++) {
for (int j=0; j<((Object[])data.get(i)).length; j++) {
res = Math.max(res,((Object[])data.get(i))[j].toString().length());
}
}
return res;
}
// /*
// * Don't need to implement this method unless your table's
// * editable.
// */
// public boolean isCellEditable(int row, int col) {
// //Note that the data/cell address is constant,
// //no matter where the cell appears onscreen.
// if (col < 2) {
// return false;
// } else {
// return true;
// }
// } |
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