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Clone ReactShadowNode when Yoga clones a YogaNode during layout

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Reviewed By: achen1

Differential Revision: D7195840

fbshipit-source-id: d596e3ada8fe48577b91295721d41c0afd33087f
This commit is contained in:
David Vacca
2018-03-09 09:39:38 -08:00
committed by Facebook Github Bot
parent 20fcf4779c
commit a7558d58a0
1 changed files with 16 additions and 0 deletions
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16
ReactAndroid/src/main/java/com/facebook/react/uimanager/ReactShadowNodeImpl.java
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@@ -21,6 +21,7 @@ import com.facebook.yoga.YogaFlexDirection;
import com.facebook.yoga.YogaJustify;
import com.facebook.yoga.YogaMeasureFunction;
import com.facebook.yoga.YogaNode;
import com.facebook.yoga.YogaNodeClonedFunction;
import com.facebook.yoga.YogaOverflow;
import com.facebook.yoga.YogaPositionType;
import com.facebook.yoga.YogaValue;
@@ -58,6 +59,19 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
private static final YogaConfig sYogaConfig;
static {
sYogaConfig = ReactYogaConfigProvider.get();
sYogaConfig.setOnNodeCloned(new YogaNodeClonedFunction() {
@Override
public void onNodeCloned(YogaNode oldYogaNode,
YogaNode newYogaNode,
YogaNode parent,
int childIndex) {
ReactShadowNode parentReactShadowNode = (ReactShadowNode) parent.getData();
Assertions.assertNotNull(parentReactShadowNode);
ReactShadowNode newReactShadowNode = (ReactShadowNode) newYogaNode.getData();
Assertions.assertNotNull(newReactShadowNode);
}
});
}
private int mReactTag;
@@ -88,6 +102,7 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
if (!isVirtual()) {
YogaNode node = YogaNodePool.get().acquire();
mYogaNode = node == null ? new YogaNode(sYogaConfig) : node;
mYogaNode.setData(this);
Arrays.fill(mPadding, YogaConstants.UNDEFINED);
} else {
mYogaNode = null;
@@ -117,6 +132,7 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
arraycopy(original.mPadding, 0, mPadding, 0, original.mPadding.length);
arraycopy(original.mPaddingIsPercent, 0, mPaddingIsPercent, 0, original.mPaddingIsPercent.length);
mYogaNode = original.mYogaNode.clone();
mYogaNode.setData(this);
} catch (CloneNotSupportedException e) {
// it should never happen
throw new IllegalArgumentException();