875 lines
37 KiB
Java
875 lines
37 KiB
Java
package androidx.recyclerview.widget;
|
|
|
|
import android.content.Context;
|
|
import android.graphics.Rect;
|
|
import android.util.AttributeSet;
|
|
import android.util.Log;
|
|
import android.util.SparseIntArray;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
import androidx.core.view.accessibility.AccessibilityNodeInfoCompat;
|
|
import androidx.recyclerview.widget.LinearLayoutManager;
|
|
import androidx.recyclerview.widget.RecyclerView;
|
|
|
|
/* loaded from: classes.dex */
|
|
public class GridLayoutManager extends LinearLayoutManager {
|
|
private static final boolean DEBUG = false;
|
|
public static final int DEFAULT_SPAN_COUNT = -1;
|
|
private static final String TAG = "GridLayoutManager";
|
|
int[] mCachedBorders;
|
|
final Rect mDecorInsets;
|
|
boolean mPendingSpanCountChange;
|
|
final SparseIntArray mPreLayoutSpanIndexCache;
|
|
final SparseIntArray mPreLayoutSpanSizeCache;
|
|
View[] mSet;
|
|
int mSpanCount;
|
|
SpanSizeLookup mSpanSizeLookup;
|
|
private boolean mUsingSpansToEstimateScrollBarDimensions;
|
|
|
|
public int getSpanCount() {
|
|
return this.mSpanCount;
|
|
}
|
|
|
|
public SpanSizeLookup getSpanSizeLookup() {
|
|
return this.mSpanSizeLookup;
|
|
}
|
|
|
|
public boolean isUsingSpansToEstimateScrollbarDimensions() {
|
|
return this.mUsingSpansToEstimateScrollBarDimensions;
|
|
}
|
|
|
|
public void setSpanSizeLookup(SpanSizeLookup spanSizeLookup) {
|
|
this.mSpanSizeLookup = spanSizeLookup;
|
|
}
|
|
|
|
public void setUsingSpansToEstimateScrollbarDimensions(boolean z) {
|
|
this.mUsingSpansToEstimateScrollBarDimensions = z;
|
|
}
|
|
|
|
public GridLayoutManager(Context context, AttributeSet attributeSet, int i, int i2) {
|
|
super(context, attributeSet, i, i2);
|
|
this.mPendingSpanCountChange = false;
|
|
this.mSpanCount = -1;
|
|
this.mPreLayoutSpanSizeCache = new SparseIntArray();
|
|
this.mPreLayoutSpanIndexCache = new SparseIntArray();
|
|
this.mSpanSizeLookup = new DefaultSpanSizeLookup();
|
|
this.mDecorInsets = new Rect();
|
|
setSpanCount(getProperties(context, attributeSet, i, i2).spanCount);
|
|
}
|
|
|
|
public GridLayoutManager(Context context, int i) {
|
|
super(context);
|
|
this.mPendingSpanCountChange = false;
|
|
this.mSpanCount = -1;
|
|
this.mPreLayoutSpanSizeCache = new SparseIntArray();
|
|
this.mPreLayoutSpanIndexCache = new SparseIntArray();
|
|
this.mSpanSizeLookup = new DefaultSpanSizeLookup();
|
|
this.mDecorInsets = new Rect();
|
|
setSpanCount(i);
|
|
}
|
|
|
|
public GridLayoutManager(Context context, int i, int i2, boolean z) {
|
|
super(context, i2, z);
|
|
this.mPendingSpanCountChange = false;
|
|
this.mSpanCount = -1;
|
|
this.mPreLayoutSpanSizeCache = new SparseIntArray();
|
|
this.mPreLayoutSpanIndexCache = new SparseIntArray();
|
|
this.mSpanSizeLookup = new DefaultSpanSizeLookup();
|
|
this.mDecorInsets = new Rect();
|
|
setSpanCount(i);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager
|
|
public void setStackFromEnd(boolean z) {
|
|
if (z) {
|
|
throw new UnsupportedOperationException("GridLayoutManager does not support stack from end. Consider using reverse layout");
|
|
}
|
|
super.setStackFromEnd(false);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int getRowCountForAccessibility(RecyclerView.Recycler recycler, RecyclerView.State state) {
|
|
if (this.mOrientation == 0) {
|
|
return this.mSpanCount;
|
|
}
|
|
if (state.getItemCount() < 1) {
|
|
return 0;
|
|
}
|
|
return getSpanGroupIndex(recycler, state, state.getItemCount() - 1) + 1;
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int getColumnCountForAccessibility(RecyclerView.Recycler recycler, RecyclerView.State state) {
|
|
if (this.mOrientation == 1) {
|
|
return this.mSpanCount;
|
|
}
|
|
if (state.getItemCount() < 1) {
|
|
return 0;
|
|
}
|
|
return getSpanGroupIndex(recycler, state, state.getItemCount() - 1) + 1;
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onInitializeAccessibilityNodeInfoForItem(RecyclerView.Recycler recycler, RecyclerView.State state, View view, AccessibilityNodeInfoCompat accessibilityNodeInfoCompat) {
|
|
ViewGroup.LayoutParams layoutParams = view.getLayoutParams();
|
|
if (!(layoutParams instanceof LayoutParams)) {
|
|
super.onInitializeAccessibilityNodeInfoForItem(view, accessibilityNodeInfoCompat);
|
|
return;
|
|
}
|
|
LayoutParams layoutParams2 = (LayoutParams) layoutParams;
|
|
int spanGroupIndex = getSpanGroupIndex(recycler, state, layoutParams2.getViewLayoutPosition());
|
|
if (this.mOrientation == 0) {
|
|
accessibilityNodeInfoCompat.setCollectionItemInfo(AccessibilityNodeInfoCompat.CollectionItemInfoCompat.obtain(layoutParams2.getSpanIndex(), layoutParams2.getSpanSize(), spanGroupIndex, 1, false, false));
|
|
} else {
|
|
accessibilityNodeInfoCompat.setCollectionItemInfo(AccessibilityNodeInfoCompat.CollectionItemInfoCompat.obtain(spanGroupIndex, 1, layoutParams2.getSpanIndex(), layoutParams2.getSpanSize(), false, false));
|
|
}
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State state) {
|
|
if (state.isPreLayout()) {
|
|
cachePreLayoutSpanMapping();
|
|
}
|
|
super.onLayoutChildren(recycler, state);
|
|
clearPreLayoutSpanMappingCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onLayoutCompleted(RecyclerView.State state) {
|
|
super.onLayoutCompleted(state);
|
|
this.mPendingSpanCountChange = false;
|
|
}
|
|
|
|
private void clearPreLayoutSpanMappingCache() {
|
|
this.mPreLayoutSpanSizeCache.clear();
|
|
this.mPreLayoutSpanIndexCache.clear();
|
|
}
|
|
|
|
private void cachePreLayoutSpanMapping() {
|
|
int childCount = getChildCount();
|
|
for (int i = 0; i < childCount; i++) {
|
|
LayoutParams layoutParams = (LayoutParams) getChildAt(i).getLayoutParams();
|
|
int viewLayoutPosition = layoutParams.getViewLayoutPosition();
|
|
this.mPreLayoutSpanSizeCache.put(viewLayoutPosition, layoutParams.getSpanSize());
|
|
this.mPreLayoutSpanIndexCache.put(viewLayoutPosition, layoutParams.getSpanIndex());
|
|
}
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onItemsAdded(RecyclerView recyclerView, int i, int i2) {
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
this.mSpanSizeLookup.invalidateSpanGroupIndexCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onItemsChanged(RecyclerView recyclerView) {
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
this.mSpanSizeLookup.invalidateSpanGroupIndexCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onItemsRemoved(RecyclerView recyclerView, int i, int i2) {
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
this.mSpanSizeLookup.invalidateSpanGroupIndexCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onItemsUpdated(RecyclerView recyclerView, int i, int i2, Object obj) {
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
this.mSpanSizeLookup.invalidateSpanGroupIndexCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void onItemsMoved(RecyclerView recyclerView, int i, int i2, int i3) {
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
this.mSpanSizeLookup.invalidateSpanGroupIndexCache();
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public RecyclerView.LayoutParams generateDefaultLayoutParams() {
|
|
if (this.mOrientation == 0) {
|
|
return new LayoutParams(-2, -1);
|
|
}
|
|
return new LayoutParams(-1, -2);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public RecyclerView.LayoutParams generateLayoutParams(Context context, AttributeSet attributeSet) {
|
|
return new LayoutParams(context, attributeSet);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public RecyclerView.LayoutParams generateLayoutParams(ViewGroup.LayoutParams layoutParams) {
|
|
if (layoutParams instanceof ViewGroup.MarginLayoutParams) {
|
|
return new LayoutParams((ViewGroup.MarginLayoutParams) layoutParams);
|
|
}
|
|
return new LayoutParams(layoutParams);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public boolean checkLayoutParams(RecyclerView.LayoutParams layoutParams) {
|
|
return layoutParams instanceof LayoutParams;
|
|
}
|
|
|
|
private void updateMeasurements() {
|
|
int height;
|
|
int paddingTop;
|
|
if (getOrientation() == 1) {
|
|
height = getWidth() - getPaddingRight();
|
|
paddingTop = getPaddingLeft();
|
|
} else {
|
|
height = getHeight() - getPaddingBottom();
|
|
paddingTop = getPaddingTop();
|
|
}
|
|
calculateItemBorders(height - paddingTop);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public void setMeasuredDimension(Rect rect, int i, int i2) {
|
|
int chooseSize;
|
|
int chooseSize2;
|
|
if (this.mCachedBorders == null) {
|
|
super.setMeasuredDimension(rect, i, i2);
|
|
}
|
|
int paddingLeft = getPaddingLeft() + getPaddingRight();
|
|
int paddingTop = getPaddingTop() + getPaddingBottom();
|
|
if (this.mOrientation == 1) {
|
|
chooseSize2 = chooseSize(i2, rect.height() + paddingTop, getMinimumHeight());
|
|
int[] iArr = this.mCachedBorders;
|
|
chooseSize = chooseSize(i, iArr[iArr.length - 1] + paddingLeft, getMinimumWidth());
|
|
} else {
|
|
chooseSize = chooseSize(i, rect.width() + paddingLeft, getMinimumWidth());
|
|
int[] iArr2 = this.mCachedBorders;
|
|
chooseSize2 = chooseSize(i2, iArr2[iArr2.length - 1] + paddingTop, getMinimumHeight());
|
|
}
|
|
setMeasuredDimension(chooseSize, chooseSize2);
|
|
}
|
|
|
|
private void calculateItemBorders(int i) {
|
|
this.mCachedBorders = calculateItemBorders(this.mCachedBorders, this.mSpanCount, i);
|
|
}
|
|
|
|
static int[] calculateItemBorders(int[] iArr, int i, int i2) {
|
|
int i3;
|
|
if (iArr == null || iArr.length != i + 1 || iArr[iArr.length - 1] != i2) {
|
|
iArr = new int[i + 1];
|
|
}
|
|
int i4 = 0;
|
|
iArr[0] = 0;
|
|
int i5 = i2 / i;
|
|
int i6 = i2 % i;
|
|
int i7 = 0;
|
|
for (int i8 = 1; i8 <= i; i8++) {
|
|
i4 += i6;
|
|
if (i4 <= 0 || i - i4 >= i6) {
|
|
i3 = i5;
|
|
} else {
|
|
i3 = i5 + 1;
|
|
i4 -= i;
|
|
}
|
|
i7 += i3;
|
|
iArr[i8] = i7;
|
|
}
|
|
return iArr;
|
|
}
|
|
|
|
int getSpaceForSpanRange(int i, int i2) {
|
|
if (this.mOrientation == 1 && isLayoutRTL()) {
|
|
int[] iArr = this.mCachedBorders;
|
|
int i3 = this.mSpanCount;
|
|
return iArr[i3 - i] - iArr[(i3 - i) - i2];
|
|
}
|
|
int[] iArr2 = this.mCachedBorders;
|
|
return iArr2[i2 + i] - iArr2[i];
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager
|
|
void onAnchorReady(RecyclerView.Recycler recycler, RecyclerView.State state, LinearLayoutManager.AnchorInfo anchorInfo, int i) {
|
|
super.onAnchorReady(recycler, state, anchorInfo, i);
|
|
updateMeasurements();
|
|
if (state.getItemCount() > 0 && !state.isPreLayout()) {
|
|
ensureAnchorIsInCorrectSpan(recycler, state, anchorInfo, i);
|
|
}
|
|
ensureViewSet();
|
|
}
|
|
|
|
private void ensureViewSet() {
|
|
View[] viewArr = this.mSet;
|
|
if (viewArr == null || viewArr.length != this.mSpanCount) {
|
|
this.mSet = new View[this.mSpanCount];
|
|
}
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int scrollHorizontallyBy(int i, RecyclerView.Recycler recycler, RecyclerView.State state) {
|
|
updateMeasurements();
|
|
ensureViewSet();
|
|
return super.scrollHorizontallyBy(i, recycler, state);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int scrollVerticallyBy(int i, RecyclerView.Recycler recycler, RecyclerView.State state) {
|
|
updateMeasurements();
|
|
ensureViewSet();
|
|
return super.scrollVerticallyBy(i, recycler, state);
|
|
}
|
|
|
|
private void ensureAnchorIsInCorrectSpan(RecyclerView.Recycler recycler, RecyclerView.State state, LinearLayoutManager.AnchorInfo anchorInfo, int i) {
|
|
boolean z = i == 1;
|
|
int spanIndex = getSpanIndex(recycler, state, anchorInfo.mPosition);
|
|
if (z) {
|
|
while (spanIndex > 0 && anchorInfo.mPosition > 0) {
|
|
anchorInfo.mPosition--;
|
|
spanIndex = getSpanIndex(recycler, state, anchorInfo.mPosition);
|
|
}
|
|
return;
|
|
}
|
|
int itemCount = state.getItemCount() - 1;
|
|
int i2 = anchorInfo.mPosition;
|
|
while (i2 < itemCount) {
|
|
int i3 = i2 + 1;
|
|
int spanIndex2 = getSpanIndex(recycler, state, i3);
|
|
if (spanIndex2 <= spanIndex) {
|
|
break;
|
|
}
|
|
i2 = i3;
|
|
spanIndex = spanIndex2;
|
|
}
|
|
anchorInfo.mPosition = i2;
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager
|
|
View findReferenceChild(RecyclerView.Recycler recycler, RecyclerView.State state, int i, int i2, int i3) {
|
|
ensureLayoutState();
|
|
int startAfterPadding = this.mOrientationHelper.getStartAfterPadding();
|
|
int endAfterPadding = this.mOrientationHelper.getEndAfterPadding();
|
|
int i4 = i2 > i ? 1 : -1;
|
|
View view = null;
|
|
View view2 = null;
|
|
while (i != i2) {
|
|
View childAt = getChildAt(i);
|
|
int position = getPosition(childAt);
|
|
if (position >= 0 && position < i3 && getSpanIndex(recycler, state, position) == 0) {
|
|
if (((RecyclerView.LayoutParams) childAt.getLayoutParams()).isItemRemoved()) {
|
|
if (view2 == null) {
|
|
view2 = childAt;
|
|
}
|
|
} else {
|
|
if (this.mOrientationHelper.getDecoratedStart(childAt) < endAfterPadding && this.mOrientationHelper.getDecoratedEnd(childAt) >= startAfterPadding) {
|
|
return childAt;
|
|
}
|
|
if (view == null) {
|
|
view = childAt;
|
|
}
|
|
}
|
|
}
|
|
i += i4;
|
|
}
|
|
return view != null ? view : view2;
|
|
}
|
|
|
|
private int getSpanGroupIndex(RecyclerView.Recycler recycler, RecyclerView.State state, int i) {
|
|
if (!state.isPreLayout()) {
|
|
return this.mSpanSizeLookup.getCachedSpanGroupIndex(i, this.mSpanCount);
|
|
}
|
|
int convertPreLayoutPositionToPostLayout = recycler.convertPreLayoutPositionToPostLayout(i);
|
|
if (convertPreLayoutPositionToPostLayout == -1) {
|
|
Log.w(TAG, "Cannot find span size for pre layout position. " + i);
|
|
return 0;
|
|
}
|
|
return this.mSpanSizeLookup.getCachedSpanGroupIndex(convertPreLayoutPositionToPostLayout, this.mSpanCount);
|
|
}
|
|
|
|
private int getSpanIndex(RecyclerView.Recycler recycler, RecyclerView.State state, int i) {
|
|
if (!state.isPreLayout()) {
|
|
return this.mSpanSizeLookup.getCachedSpanIndex(i, this.mSpanCount);
|
|
}
|
|
int i2 = this.mPreLayoutSpanIndexCache.get(i, -1);
|
|
if (i2 != -1) {
|
|
return i2;
|
|
}
|
|
int convertPreLayoutPositionToPostLayout = recycler.convertPreLayoutPositionToPostLayout(i);
|
|
if (convertPreLayoutPositionToPostLayout == -1) {
|
|
Log.w(TAG, "Cannot find span size for pre layout position. It is not cached, not in the adapter. Pos:" + i);
|
|
return 0;
|
|
}
|
|
return this.mSpanSizeLookup.getCachedSpanIndex(convertPreLayoutPositionToPostLayout, this.mSpanCount);
|
|
}
|
|
|
|
private int getSpanSize(RecyclerView.Recycler recycler, RecyclerView.State state, int i) {
|
|
if (!state.isPreLayout()) {
|
|
return this.mSpanSizeLookup.getSpanSize(i);
|
|
}
|
|
int i2 = this.mPreLayoutSpanSizeCache.get(i, -1);
|
|
if (i2 != -1) {
|
|
return i2;
|
|
}
|
|
int convertPreLayoutPositionToPostLayout = recycler.convertPreLayoutPositionToPostLayout(i);
|
|
if (convertPreLayoutPositionToPostLayout == -1) {
|
|
Log.w(TAG, "Cannot find span size for pre layout position. It is not cached, not in the adapter. Pos:" + i);
|
|
return 1;
|
|
}
|
|
return this.mSpanSizeLookup.getSpanSize(convertPreLayoutPositionToPostLayout);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager
|
|
void collectPrefetchPositionsForLayoutState(RecyclerView.State state, LinearLayoutManager.LayoutState layoutState, RecyclerView.LayoutManager.LayoutPrefetchRegistry layoutPrefetchRegistry) {
|
|
int i = this.mSpanCount;
|
|
for (int i2 = 0; i2 < this.mSpanCount && layoutState.hasMore(state) && i > 0; i2++) {
|
|
int i3 = layoutState.mCurrentPosition;
|
|
layoutPrefetchRegistry.addPosition(i3, Math.max(0, layoutState.mScrollingOffset));
|
|
i -= this.mSpanSizeLookup.getSpanSize(i3);
|
|
layoutState.mCurrentPosition += layoutState.mItemDirection;
|
|
}
|
|
}
|
|
|
|
/* JADX WARN: Code restructure failed: missing block: B:30:0x009c, code lost:
|
|
|
|
r21.mFinished = true;
|
|
*/
|
|
/* JADX WARN: Code restructure failed: missing block: B:31:0x009e, code lost:
|
|
|
|
return;
|
|
*/
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
void layoutChunk(androidx.recyclerview.widget.RecyclerView.Recycler r18, androidx.recyclerview.widget.RecyclerView.State r19, androidx.recyclerview.widget.LinearLayoutManager.LayoutState r20, androidx.recyclerview.widget.LinearLayoutManager.LayoutChunkResult r21) {
|
|
/*
|
|
Method dump skipped, instructions count: 554
|
|
To view this dump add '--comments-level debug' option
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.recyclerview.widget.GridLayoutManager.layoutChunk(androidx.recyclerview.widget.RecyclerView$Recycler, androidx.recyclerview.widget.RecyclerView$State, androidx.recyclerview.widget.LinearLayoutManager$LayoutState, androidx.recyclerview.widget.LinearLayoutManager$LayoutChunkResult):void");
|
|
}
|
|
|
|
private void measureChild(View view, int i, boolean z) {
|
|
int i2;
|
|
int i3;
|
|
LayoutParams layoutParams = (LayoutParams) view.getLayoutParams();
|
|
Rect rect = layoutParams.mDecorInsets;
|
|
int i4 = rect.top + rect.bottom + layoutParams.topMargin + layoutParams.bottomMargin;
|
|
int i5 = rect.left + rect.right + layoutParams.leftMargin + layoutParams.rightMargin;
|
|
int spaceForSpanRange = getSpaceForSpanRange(layoutParams.mSpanIndex, layoutParams.mSpanSize);
|
|
if (this.mOrientation == 1) {
|
|
i3 = getChildMeasureSpec(spaceForSpanRange, i, i5, layoutParams.width, false);
|
|
i2 = getChildMeasureSpec(this.mOrientationHelper.getTotalSpace(), getHeightMode(), i4, layoutParams.height, true);
|
|
} else {
|
|
int childMeasureSpec = getChildMeasureSpec(spaceForSpanRange, i, i4, layoutParams.height, false);
|
|
int childMeasureSpec2 = getChildMeasureSpec(this.mOrientationHelper.getTotalSpace(), getWidthMode(), i5, layoutParams.width, true);
|
|
i2 = childMeasureSpec;
|
|
i3 = childMeasureSpec2;
|
|
}
|
|
measureChildWithDecorationsAndMargin(view, i3, i2, z);
|
|
}
|
|
|
|
private void guessMeasurement(float f, int i) {
|
|
calculateItemBorders(Math.max(Math.round(f * this.mSpanCount), i));
|
|
}
|
|
|
|
private void measureChildWithDecorationsAndMargin(View view, int i, int i2, boolean z) {
|
|
boolean shouldMeasureChild;
|
|
RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) view.getLayoutParams();
|
|
if (z) {
|
|
shouldMeasureChild = shouldReMeasureChild(view, i, i2, layoutParams);
|
|
} else {
|
|
shouldMeasureChild = shouldMeasureChild(view, i, i2, layoutParams);
|
|
}
|
|
if (shouldMeasureChild) {
|
|
view.measure(i, i2);
|
|
}
|
|
}
|
|
|
|
private void assignSpans(RecyclerView.Recycler recycler, RecyclerView.State state, int i, boolean z) {
|
|
int i2;
|
|
int i3;
|
|
int i4;
|
|
int i5 = 0;
|
|
if (z) {
|
|
i3 = i;
|
|
i2 = 0;
|
|
i4 = 1;
|
|
} else {
|
|
i2 = i - 1;
|
|
i3 = -1;
|
|
i4 = -1;
|
|
}
|
|
while (i2 != i3) {
|
|
View view = this.mSet[i2];
|
|
LayoutParams layoutParams = (LayoutParams) view.getLayoutParams();
|
|
layoutParams.mSpanSize = getSpanSize(recycler, state, getPosition(view));
|
|
layoutParams.mSpanIndex = i5;
|
|
i5 += layoutParams.mSpanSize;
|
|
i2 += i4;
|
|
}
|
|
}
|
|
|
|
public void setSpanCount(int i) {
|
|
if (i == this.mSpanCount) {
|
|
return;
|
|
}
|
|
this.mPendingSpanCountChange = true;
|
|
if (i < 1) {
|
|
throw new IllegalArgumentException("Span count should be at least 1. Provided " + i);
|
|
}
|
|
this.mSpanCount = i;
|
|
this.mSpanSizeLookup.invalidateSpanIndexCache();
|
|
requestLayout();
|
|
}
|
|
|
|
public static abstract class SpanSizeLookup {
|
|
final SparseIntArray mSpanIndexCache = new SparseIntArray();
|
|
final SparseIntArray mSpanGroupIndexCache = new SparseIntArray();
|
|
private boolean mCacheSpanIndices = false;
|
|
private boolean mCacheSpanGroupIndices = false;
|
|
|
|
public abstract int getSpanSize(int i);
|
|
|
|
public boolean isSpanGroupIndexCacheEnabled() {
|
|
return this.mCacheSpanGroupIndices;
|
|
}
|
|
|
|
public boolean isSpanIndexCacheEnabled() {
|
|
return this.mCacheSpanIndices;
|
|
}
|
|
|
|
public void setSpanIndexCacheEnabled(boolean z) {
|
|
if (!z) {
|
|
this.mSpanGroupIndexCache.clear();
|
|
}
|
|
this.mCacheSpanIndices = z;
|
|
}
|
|
|
|
public void setSpanGroupIndexCacheEnabled(boolean z) {
|
|
if (!z) {
|
|
this.mSpanGroupIndexCache.clear();
|
|
}
|
|
this.mCacheSpanGroupIndices = z;
|
|
}
|
|
|
|
public void invalidateSpanIndexCache() {
|
|
this.mSpanIndexCache.clear();
|
|
}
|
|
|
|
public void invalidateSpanGroupIndexCache() {
|
|
this.mSpanGroupIndexCache.clear();
|
|
}
|
|
|
|
int getCachedSpanIndex(int i, int i2) {
|
|
if (!this.mCacheSpanIndices) {
|
|
return getSpanIndex(i, i2);
|
|
}
|
|
int i3 = this.mSpanIndexCache.get(i, -1);
|
|
if (i3 != -1) {
|
|
return i3;
|
|
}
|
|
int spanIndex = getSpanIndex(i, i2);
|
|
this.mSpanIndexCache.put(i, spanIndex);
|
|
return spanIndex;
|
|
}
|
|
|
|
int getCachedSpanGroupIndex(int i, int i2) {
|
|
if (!this.mCacheSpanGroupIndices) {
|
|
return getSpanGroupIndex(i, i2);
|
|
}
|
|
int i3 = this.mSpanGroupIndexCache.get(i, -1);
|
|
if (i3 != -1) {
|
|
return i3;
|
|
}
|
|
int spanGroupIndex = getSpanGroupIndex(i, i2);
|
|
this.mSpanGroupIndexCache.put(i, spanGroupIndex);
|
|
return spanGroupIndex;
|
|
}
|
|
|
|
/* JADX WARN: Removed duplicated region for block: B:12:0x0024 */
|
|
/* JADX WARN: Removed duplicated region for block: B:17:0x0033 */
|
|
/* JADX WARN: Unsupported multi-entry loop pattern (BACK_EDGE: B:14:0x002b -> B:10:0x0030). Please report as a decompilation issue!!! */
|
|
/* JADX WARN: Unsupported multi-entry loop pattern (BACK_EDGE: B:15:0x002d -> B:10:0x0030). Please report as a decompilation issue!!! */
|
|
/* JADX WARN: Unsupported multi-entry loop pattern (BACK_EDGE: B:16:0x002f -> B:10:0x0030). Please report as a decompilation issue!!! */
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
public int getSpanIndex(int r6, int r7) {
|
|
/*
|
|
r5 = this;
|
|
int r0 = r5.getSpanSize(r6)
|
|
r1 = 0
|
|
if (r0 != r7) goto L8
|
|
return r1
|
|
L8:
|
|
boolean r2 = r5.mCacheSpanIndices
|
|
if (r2 == 0) goto L20
|
|
android.util.SparseIntArray r2 = r5.mSpanIndexCache
|
|
int r2 = findFirstKeyLessThan(r2, r6)
|
|
if (r2 < 0) goto L20
|
|
android.util.SparseIntArray r3 = r5.mSpanIndexCache
|
|
int r3 = r3.get(r2)
|
|
int r4 = r5.getSpanSize(r2)
|
|
int r3 = r3 + r4
|
|
goto L30
|
|
L20:
|
|
r2 = 0
|
|
r3 = 0
|
|
L22:
|
|
if (r2 >= r6) goto L33
|
|
int r4 = r5.getSpanSize(r2)
|
|
int r3 = r3 + r4
|
|
if (r3 != r7) goto L2d
|
|
r3 = 0
|
|
goto L30
|
|
L2d:
|
|
if (r3 <= r7) goto L30
|
|
r3 = r4
|
|
L30:
|
|
int r2 = r2 + 1
|
|
goto L22
|
|
L33:
|
|
int r0 = r0 + r3
|
|
if (r0 > r7) goto L37
|
|
return r3
|
|
L37:
|
|
return r1
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.recyclerview.widget.GridLayoutManager.SpanSizeLookup.getSpanIndex(int, int):int");
|
|
}
|
|
|
|
static int findFirstKeyLessThan(SparseIntArray sparseIntArray, int i) {
|
|
int size = sparseIntArray.size() - 1;
|
|
int i2 = 0;
|
|
while (i2 <= size) {
|
|
int i3 = (i2 + size) >>> 1;
|
|
if (sparseIntArray.keyAt(i3) < i) {
|
|
i2 = i3 + 1;
|
|
} else {
|
|
size = i3 - 1;
|
|
}
|
|
}
|
|
int i4 = i2 - 1;
|
|
if (i4 < 0 || i4 >= sparseIntArray.size()) {
|
|
return -1;
|
|
}
|
|
return sparseIntArray.keyAt(i4);
|
|
}
|
|
|
|
/* JADX WARN: Removed duplicated region for block: B:11:0x002d */
|
|
/* JADX WARN: Removed duplicated region for block: B:23:0x0043 */
|
|
/* JADX WARN: Removed duplicated region for block: B:26:? A[RETURN, SYNTHETIC] */
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
public int getSpanGroupIndex(int r7, int r8) {
|
|
/*
|
|
r6 = this;
|
|
boolean r0 = r6.mCacheSpanGroupIndices
|
|
r1 = 0
|
|
if (r0 == 0) goto L24
|
|
android.util.SparseIntArray r0 = r6.mSpanGroupIndexCache
|
|
int r0 = findFirstKeyLessThan(r0, r7)
|
|
r2 = -1
|
|
if (r0 == r2) goto L24
|
|
android.util.SparseIntArray r2 = r6.mSpanGroupIndexCache
|
|
int r2 = r2.get(r0)
|
|
int r3 = r0 + 1
|
|
int r4 = r6.getCachedSpanIndex(r0, r8)
|
|
int r0 = r6.getSpanSize(r0)
|
|
int r4 = r4 + r0
|
|
if (r4 != r8) goto L27
|
|
int r2 = r2 + 1
|
|
goto L26
|
|
L24:
|
|
r2 = 0
|
|
r3 = 0
|
|
L26:
|
|
r4 = 0
|
|
L27:
|
|
int r0 = r6.getSpanSize(r7)
|
|
L2b:
|
|
if (r3 >= r7) goto L40
|
|
int r5 = r6.getSpanSize(r3)
|
|
int r4 = r4 + r5
|
|
if (r4 != r8) goto L38
|
|
int r2 = r2 + 1
|
|
r4 = 0
|
|
goto L3d
|
|
L38:
|
|
if (r4 <= r8) goto L3d
|
|
int r2 = r2 + 1
|
|
r4 = r5
|
|
L3d:
|
|
int r3 = r3 + 1
|
|
goto L2b
|
|
L40:
|
|
int r4 = r4 + r0
|
|
if (r4 <= r8) goto L45
|
|
int r2 = r2 + 1
|
|
L45:
|
|
return r2
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.recyclerview.widget.GridLayoutManager.SpanSizeLookup.getSpanGroupIndex(int, int):int");
|
|
}
|
|
}
|
|
|
|
/* JADX WARN: Code restructure failed: missing block: B:63:0x00d2, code lost:
|
|
|
|
if (r13 == (r2 > r15)) goto L45;
|
|
*/
|
|
/* JADX WARN: Code restructure failed: missing block: B:76:0x00f2, code lost:
|
|
|
|
if (r13 == (r2 > r10)) goto L68;
|
|
*/
|
|
/* JADX WARN: Removed duplicated region for block: B:50:0x00fa */
|
|
/* JADX WARN: Removed duplicated region for block: B:52:0x010f */
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
public android.view.View onFocusSearchFailed(android.view.View r23, int r24, androidx.recyclerview.widget.RecyclerView.Recycler r25, androidx.recyclerview.widget.RecyclerView.State r26) {
|
|
/*
|
|
Method dump skipped, instructions count: 326
|
|
To view this dump add '--comments-level debug' option
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.recyclerview.widget.GridLayoutManager.onFocusSearchFailed(android.view.View, int, androidx.recyclerview.widget.RecyclerView$Recycler, androidx.recyclerview.widget.RecyclerView$State):android.view.View");
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public boolean supportsPredictiveItemAnimations() {
|
|
return this.mPendingSavedState == null && !this.mPendingSpanCountChange;
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int computeHorizontalScrollRange(RecyclerView.State state) {
|
|
if (this.mUsingSpansToEstimateScrollBarDimensions) {
|
|
return computeScrollRangeWithSpanInfo(state);
|
|
}
|
|
return super.computeHorizontalScrollRange(state);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int computeVerticalScrollRange(RecyclerView.State state) {
|
|
if (this.mUsingSpansToEstimateScrollBarDimensions) {
|
|
return computeScrollRangeWithSpanInfo(state);
|
|
}
|
|
return super.computeVerticalScrollRange(state);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int computeHorizontalScrollOffset(RecyclerView.State state) {
|
|
if (this.mUsingSpansToEstimateScrollBarDimensions) {
|
|
return computeScrollOffsetWithSpanInfo(state);
|
|
}
|
|
return super.computeHorizontalScrollOffset(state);
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.LinearLayoutManager, androidx.recyclerview.widget.RecyclerView.LayoutManager
|
|
public int computeVerticalScrollOffset(RecyclerView.State state) {
|
|
if (this.mUsingSpansToEstimateScrollBarDimensions) {
|
|
return computeScrollOffsetWithSpanInfo(state);
|
|
}
|
|
return super.computeVerticalScrollOffset(state);
|
|
}
|
|
|
|
private int computeScrollRangeWithSpanInfo(RecyclerView.State state) {
|
|
if (getChildCount() != 0 && state.getItemCount() != 0) {
|
|
ensureLayoutState();
|
|
View findFirstVisibleChildClosestToStart = findFirstVisibleChildClosestToStart(!isSmoothScrollbarEnabled(), true);
|
|
View findFirstVisibleChildClosestToEnd = findFirstVisibleChildClosestToEnd(!isSmoothScrollbarEnabled(), true);
|
|
if (findFirstVisibleChildClosestToStart != null && findFirstVisibleChildClosestToEnd != null) {
|
|
if (!isSmoothScrollbarEnabled()) {
|
|
return this.mSpanSizeLookup.getCachedSpanGroupIndex(state.getItemCount() - 1, this.mSpanCount) + 1;
|
|
}
|
|
int decoratedEnd = this.mOrientationHelper.getDecoratedEnd(findFirstVisibleChildClosestToEnd) - this.mOrientationHelper.getDecoratedStart(findFirstVisibleChildClosestToStart);
|
|
int cachedSpanGroupIndex = this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToStart), this.mSpanCount);
|
|
return (int) ((decoratedEnd / ((this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToEnd), this.mSpanCount) - cachedSpanGroupIndex) + 1)) * (this.mSpanSizeLookup.getCachedSpanGroupIndex(state.getItemCount() - 1, this.mSpanCount) + 1));
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
private int computeScrollOffsetWithSpanInfo(RecyclerView.State state) {
|
|
int max;
|
|
if (getChildCount() != 0 && state.getItemCount() != 0) {
|
|
ensureLayoutState();
|
|
boolean isSmoothScrollbarEnabled = isSmoothScrollbarEnabled();
|
|
View findFirstVisibleChildClosestToStart = findFirstVisibleChildClosestToStart(!isSmoothScrollbarEnabled, true);
|
|
View findFirstVisibleChildClosestToEnd = findFirstVisibleChildClosestToEnd(!isSmoothScrollbarEnabled, true);
|
|
if (findFirstVisibleChildClosestToStart != null && findFirstVisibleChildClosestToEnd != null) {
|
|
int cachedSpanGroupIndex = this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToStart), this.mSpanCount);
|
|
int cachedSpanGroupIndex2 = this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToEnd), this.mSpanCount);
|
|
int min = Math.min(cachedSpanGroupIndex, cachedSpanGroupIndex2);
|
|
int max2 = Math.max(cachedSpanGroupIndex, cachedSpanGroupIndex2);
|
|
int cachedSpanGroupIndex3 = this.mSpanSizeLookup.getCachedSpanGroupIndex(state.getItemCount() - 1, this.mSpanCount) + 1;
|
|
if (this.mShouldReverseLayout) {
|
|
max = Math.max(0, (cachedSpanGroupIndex3 - max2) - 1);
|
|
} else {
|
|
max = Math.max(0, min);
|
|
}
|
|
if (!isSmoothScrollbarEnabled) {
|
|
return max;
|
|
}
|
|
return Math.round((max * (Math.abs(this.mOrientationHelper.getDecoratedEnd(findFirstVisibleChildClosestToEnd) - this.mOrientationHelper.getDecoratedStart(findFirstVisibleChildClosestToStart)) / ((this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToEnd), this.mSpanCount) - this.mSpanSizeLookup.getCachedSpanGroupIndex(getPosition(findFirstVisibleChildClosestToStart), this.mSpanCount)) + 1))) + (this.mOrientationHelper.getStartAfterPadding() - this.mOrientationHelper.getDecoratedStart(findFirstVisibleChildClosestToStart)));
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
public static final class DefaultSpanSizeLookup extends SpanSizeLookup {
|
|
@Override // androidx.recyclerview.widget.GridLayoutManager.SpanSizeLookup
|
|
public int getSpanSize(int i) {
|
|
return 1;
|
|
}
|
|
|
|
@Override // androidx.recyclerview.widget.GridLayoutManager.SpanSizeLookup
|
|
public int getSpanIndex(int i, int i2) {
|
|
return i % i2;
|
|
}
|
|
}
|
|
|
|
public static class LayoutParams extends RecyclerView.LayoutParams {
|
|
public static final int INVALID_SPAN_ID = -1;
|
|
int mSpanIndex;
|
|
int mSpanSize;
|
|
|
|
public int getSpanIndex() {
|
|
return this.mSpanIndex;
|
|
}
|
|
|
|
public int getSpanSize() {
|
|
return this.mSpanSize;
|
|
}
|
|
|
|
public LayoutParams(Context context, AttributeSet attributeSet) {
|
|
super(context, attributeSet);
|
|
this.mSpanIndex = -1;
|
|
this.mSpanSize = 0;
|
|
}
|
|
|
|
public LayoutParams(int i, int i2) {
|
|
super(i, i2);
|
|
this.mSpanIndex = -1;
|
|
this.mSpanSize = 0;
|
|
}
|
|
|
|
public LayoutParams(ViewGroup.MarginLayoutParams marginLayoutParams) {
|
|
super(marginLayoutParams);
|
|
this.mSpanIndex = -1;
|
|
this.mSpanSize = 0;
|
|
}
|
|
|
|
public LayoutParams(ViewGroup.LayoutParams layoutParams) {
|
|
super(layoutParams);
|
|
this.mSpanIndex = -1;
|
|
this.mSpanSize = 0;
|
|
}
|
|
|
|
public LayoutParams(RecyclerView.LayoutParams layoutParams) {
|
|
super(layoutParams);
|
|
this.mSpanIndex = -1;
|
|
this.mSpanSize = 0;
|
|
}
|
|
}
|
|
}
|