protected void toggleSelections() {
int[] indices = _list.getSelectedIndices();
CheckBoxListSelectionModel selectionModel = _list.getCheckBoxListSelectionModel();
selectionModel.removeListSelectionListener(this);
selectionModel.setValueIsAdjusting(true);
try {
if (indices.length > 0) {
boolean selected = selectionModel.isSelectedIndex(indices[0]);
for (int index : indices) {
if (!_list.isCheckBoxEnabled(index)) {
continue;
}
if (selected && selectionModel.isSelectedIndex(index)) {
selectionModel.removeSelectionInterval(index, index);
} else if (!selected && !selectionModel.isSelectedIndex(index)) {
selectionModel.addSelectionInterval(index, index);
}
}
}
} finally {
selectionModel.setValueIsAdjusting(false);
selectionModel.addListSelectionListener(this);
_list.repaint();
}
}
/**
* Returns an array of the values for the selected cells. The returned values are sorted in
* increasing index order.
*
* @return the selected values or an empty list if nothing is selected
* @see #isSelectedIndex
* @see #getModel
* @see #addListSelectionListener
*/
public Object[] getCheckBoxListSelectedValues() {
CheckBoxListSelectionModel listSelectionModel = getCheckBoxListSelectionModel();
ListModel model = getModel();
int iMin = listSelectionModel.getMinSelectionIndex();
int iMax = listSelectionModel.getMaxSelectionIndex();
if ((iMin < 0) || (iMax < 0)) {
return new Object[0];
}
Object[] temp = new Object[1 + (iMax - iMin)];
int n = 0;
for (int i = iMin; i <= iMax; i++) {
if (listSelectionModel.isAllEntryConsidered() && i == listSelectionModel.getAllEntryIndex()) {
continue;
}
if (listSelectionModel.isSelectedIndex(i)) {
temp[n] = model.getElementAt(i);
n++;
}
}
Object[] indices = new Object[n];
System.arraycopy(temp, 0, indices, 0, n);
return indices;
}
protected void toggleSelection(int index) {
if (!_list.isEnabled() || !_list.isCheckBoxEnabled(index)) {
return;
}
CheckBoxListSelectionModel selectionModel = _list.getCheckBoxListSelectionModel();
boolean selected = selectionModel.isSelectedIndex(index);
selectionModel.removeListSelectionListener(this);
try {
if (selected) selectionModel.removeSelectionInterval(index, index);
else selectionModel.addSelectionInterval(index, index);
} finally {
selectionModel.addListSelectionListener(this);
_list.repaint();
}
}