/**
* Set the value of the parent pack of the given pack to SELECTED, PARTIAL_SELECT, or DESELECTED.
* Value of the pack is dependent of its children values.
*
* @param childPack
*/
private void updateParent(Pack childPack) {
String parentName = childPack.getParent();
Pack parentPack = nameToPack.get(parentName);
int parentPosition = nameToRow.get(parentName);
int childrenSelected = 0;
for (String childName : parentPack.getChildren()) {
int childPosition = nameToRow.get(childName);
if (isChecked(childPosition)) {
childrenSelected += 1;
}
}
if (parentPack.getChildren().size() == childrenSelected) {
if (checkValues[parentPosition] < 0) {
checkValues[parentPosition] = REQUIRED_SELECTED;
} else {
checkValues[parentPosition] = SELECTED;
}
} else if (childrenSelected > 0) {
if (checkValues[parentPosition] < 0) {
checkValues[parentPosition] = REQUIRED_PARTIAL_SELECTED;
} else {
checkValues[parentPosition] = PARTIAL_SELECTED;
}
} else {
if (checkValues[parentPosition] < 0) {
checkValues[parentPosition] = REQUIRED_DESELECTED;
} else {
checkValues[parentPosition] = DESELECTED;
}
}
}
/**
* Set the value of children packs to the same value as the parent pack.
*
* @param parentPack
*/
private void updateChildren(Pack parentPack) {
String parentName = parentPack.getName();
int parentPosition = nameToRow.get(parentName);
int parentValue = checkValues[parentPosition];
for (String childName : parentPack.getChildren()) {
int childPosition = nameToRow.get(childName);
checkValues[childPosition] = parentValue;
}
}