/** Move items from components to others. */
public static void moveAllItems(
UISelectItems sourceItems,
UISelectItems targetItems,
UIEditableList hiddenTargetList,
boolean setTargetIds) {
SelectItem[] all = (SelectItem[]) sourceItems.getValue();
List<SelectItem> toMove = new ArrayList<SelectItem>();
List<SelectItem> toKeep = new ArrayList<SelectItem>();
List<String> hiddenIds = new ArrayList<String>();
if (all != null) {
for (SelectItem item : all) {
if (!item.isDisabled()) {
toMove.add(item);
} else {
toKeep.add(item);
}
}
}
// reset left values
sourceItems.setValue(toKeep.toArray(new SelectItem[] {}));
// change right values
List<SelectItem> newSelectItems = new ArrayList<SelectItem>();
SelectItem[] oldSelectItems = (SelectItem[]) targetItems.getValue();
if (oldSelectItems == null) {
newSelectItems.addAll(toMove);
} else {
newSelectItems.addAll(Arrays.asList(oldSelectItems));
List<String> oldIds = new ArrayList<String>();
for (SelectItem oldItem : oldSelectItems) {
String id = oldItem.getValue().toString();
oldIds.add(id);
}
if (setTargetIds) {
hiddenIds.addAll(0, oldIds);
}
for (SelectItem toMoveItem : toMove) {
String id = toMoveItem.getValue().toString();
if (!oldIds.contains(id)) {
newSelectItems.add(toMoveItem);
if (setTargetIds) {
hiddenIds.add(id);
}
}
}
}
targetItems.setValue(newSelectItems.toArray(new SelectItem[] {}));
// update hidden values
int numValues = hiddenTargetList.getRowCount();
if (numValues > 0) {
for (int i = numValues - 1; i > -1; i--) {
hiddenTargetList.removeValue(i);
}
}
for (String newHiddenValue : hiddenIds) {
hiddenTargetList.addValue(newHiddenValue);
}
}
static void clearTargetList(UIEditableList targetList) {
int rc = targetList.getRowCount();
for (int i = 0; i < rc; i++) {
targetList.removeValue(0);
}
}