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florent37/recyclerview_notify.java

Last active February 24, 2017 15:48
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Recyclerview notify
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recyclerview_notify.java
protected void notifyChange(int oldCount, int newCount) {
if (newCount == oldCount) {
notifyItemRangeChanged(0, newCount);
} else if (newCount < oldCount) {
notifyItemRangeChanged(0, newCount);
notifyItemRangeRemoved(newCount, oldCount);
} else { //newCount > oldCount
notifyItemRangeChanged(0, oldCount);
notifyItemRangeInserted(oldCount + 1, newCount);
}
}
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