Rabbit-R1/android (non root)/java/sources/androidx/recyclerview/widget/BatchingListUpdateCallback.java
2024-05-21 17:08:36 -04:00

90 lines
3.1 KiB
Java

package androidx.recyclerview.widget;
/* loaded from: classes2.dex */
public class BatchingListUpdateCallback implements ListUpdateCallback {
private static final int TYPE_ADD = 1;
private static final int TYPE_CHANGE = 3;
private static final int TYPE_NONE = 0;
private static final int TYPE_REMOVE = 2;
final ListUpdateCallback mWrapped;
int mLastEventType = 0;
int mLastEventPosition = -1;
int mLastEventCount = -1;
Object mLastEventPayload = null;
public BatchingListUpdateCallback(ListUpdateCallback listUpdateCallback) {
this.mWrapped = listUpdateCallback;
}
public void dispatchLastEvent() {
int i = this.mLastEventType;
if (i == 0) {
return;
}
if (i == 1) {
this.mWrapped.onInserted(this.mLastEventPosition, this.mLastEventCount);
} else if (i == 2) {
this.mWrapped.onRemoved(this.mLastEventPosition, this.mLastEventCount);
} else if (i == 3) {
this.mWrapped.onChanged(this.mLastEventPosition, this.mLastEventCount, this.mLastEventPayload);
}
this.mLastEventPayload = null;
this.mLastEventType = 0;
}
@Override // androidx.recyclerview.widget.ListUpdateCallback
public void onInserted(int i, int i2) {
int i3;
if (this.mLastEventType == 1 && i >= (i3 = this.mLastEventPosition)) {
int i4 = this.mLastEventCount;
if (i <= i3 + i4) {
this.mLastEventCount = i4 + i2;
this.mLastEventPosition = Math.min(i, i3);
return;
}
}
dispatchLastEvent();
this.mLastEventPosition = i;
this.mLastEventCount = i2;
this.mLastEventType = 1;
}
@Override // androidx.recyclerview.widget.ListUpdateCallback
public void onRemoved(int i, int i2) {
int i3;
if (this.mLastEventType == 2 && (i3 = this.mLastEventPosition) >= i && i3 <= i + i2) {
this.mLastEventCount += i2;
this.mLastEventPosition = i;
} else {
dispatchLastEvent();
this.mLastEventPosition = i;
this.mLastEventCount = i2;
this.mLastEventType = 2;
}
}
@Override // androidx.recyclerview.widget.ListUpdateCallback
public void onMoved(int i, int i2) {
dispatchLastEvent();
this.mWrapped.onMoved(i, i2);
}
@Override // androidx.recyclerview.widget.ListUpdateCallback
public void onChanged(int i, int i2, Object obj) {
int i3;
if (this.mLastEventType == 3) {
int i4 = this.mLastEventPosition;
int i5 = this.mLastEventCount;
if (i <= i4 + i5 && (i3 = i + i2) >= i4 && this.mLastEventPayload == obj) {
this.mLastEventPosition = Math.min(i, i4);
this.mLastEventCount = Math.max(i5 + i4, i3) - this.mLastEventPosition;
return;
}
}
dispatchLastEvent();
this.mLastEventPosition = i;
this.mLastEventCount = i2;
this.mLastEventPayload = obj;
this.mLastEventType = 3;
}
}