getCallback method
Callback
getCallback()
Recommend to use only in getDb
Implementation
Callback getCallback() {
return Callback(
onCreate: (db, version) {
_onCreateCb?.onCreate.call(db, version);
},
onOpen: (db) {
_onOpenCb?.onOpen.call(db);
},
onUpgrade: (db, int oldVersion, int newVersion) {
for (OnUpgradeCallback cb in _onUpgradeCbs) {
if (cb.predicate.call(oldVersion, newVersion)) {
cb.onUpgrade.call(db);
}
}
},
);
}