@Override
public Component getTableCellRendererComponent(
JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
Component c;
if (value instanceof LiveTableDataCell) {
LiveTableDataCell dataCell = (LiveTableDataCell) value;
c =
super.getTableCellRendererComponent(
table, dataCell.getCurrent(), isSelected, hasFocus, row, column);
// byte coloring
// get the new byte values and old byte values
String[] currentBytes = dataCell.getCurrent().split(" ");
String[] prevBytes = dataCell.getPrevious().split(" ");
String result = "<html>";
for (int i = 0; i < currentBytes.length; i++) {
// out of bytes in previous data, all other bytes are new
if (i >= prevBytes.length) {
result = result + ("<font color='red'>" + currentBytes[i] + "</font> ");
} else {
// check if the byte has changed
if (currentBytes[i].equals(prevBytes[i])) {
// byte has not changed
result = result + ("<font color='black'>" + currentBytes[i] + "</font> ");
} else {
// byte changed
result = result + ("<font color='red'>" + currentBytes[i] + "</font> ");
}
}
}
result = result + "</html>";
setText(result);
} else {
c = super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
}
return c;
}
public void run() {
String dataString = "";
for (int i = 0; i < frame.getDlc(); i++) {
dataString = dataString + String.format("%02X ", frame.getData()[i]);
}
DefaultTableModel liveModel = (DefaultTableModel) liveTable.getModel();
boolean inserted = false;
for (int i = 0; i < liveModel.getRowCount(); i++) {
if ((int) liveModel.getValueAt(i, 0) == frame.getId()) {
liveModel.setValueAt((Object) frame.getDlc(), i, 1);
// get the existing cell data
try {
LiveTableDataCell dataCell = (LiveTableDataCell) liveModel.getValueAt(i, 2);
dataCell.swap();
// set current value to new data
dataCell.setCurrent(dataString);
// push to the table
liveModel.setValueAt(dataCell, i, 2);
inserted = true;
} catch (ClassCastException e) {
// dataCell has been edited and is now a string
// remove that row
liveModel.removeRow(i);
}
}
}
if (!inserted) {
LiveTableDataCell dataCell = new LiveTableDataCell();
dataCell.setCurrent(dataString);
Object[] rowData = {(Object) frame.getId(), (Object) frame.getDlc(), dataCell};
liveModel.addRow(rowData);
}
}