kylefang/react-native
1
0
Fork 0
mirror of https://github.com/zhigang1992/react-native.git synced 2026-05-04 21:09:21 +08:00
Code Issues Packages Projects Releases Wiki Activity

Refactor cloning of YogaNode

Browse Source 
Reviewed By: priteshrnandgaonkar

Differential Revision: D7339832

fbshipit-source-id: 2de6f47ae7601ac083d3b9fbe10ffaf6307ae760
This commit is contained in:
David Vacca
2018-04-01 18:27:04 -07:00
committed by Facebook Github Bot
parent d58ba8242b
commit aff5a75d8e
10 changed files with 94 additions and 58 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
ReactAndroid/src/main/java/com/facebook/react/uimanager/ReactShadowNodeImpl.java
View File

@@ -10,6 +10,7 @@ import static java.lang.System.arraycopy;
import com.facebook.infer.annotation.Assertions;
import com.facebook.react.uimanager.annotations.ReactPropertyHolder;
import com.facebook.yoga.YogaNodeCloneFunction;
import com.facebook.yoga.YogaAlign;
import com.facebook.yoga.YogaBaselineFunction;
import com.facebook.yoga.YogaConfig;
@@ -21,7 +22,6 @@ 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;
@@ -61,17 +61,19 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
private static final YogaConfig sYogaConfig;
static {
sYogaConfig = ReactYogaConfigProvider.get();
sYogaConfig.setOnNodeCloned(new YogaNodeClonedFunction() {
sYogaConfig.setOnCloneNode(new YogaNodeCloneFunction() {
@Override
public void onNodeCloned(YogaNode oldYogaNode,
YogaNode newYogaNode,
public YogaNode cloneNode(YogaNode oldYogaNode,
YogaNode parent,
int childIndex) {
ReactShadowNode parentReactShadowNode = (ReactShadowNode) parent.getData();
ReactShadowNodeImpl parentReactShadowNode = (ReactShadowNodeImpl) parent.getData();
Assertions.assertNotNull(parentReactShadowNode);
ReactShadowNode newReactShadowNode = (ReactShadowNode) newYogaNode.getData();
ReactShadowNodeImpl newReactShadowNode = (ReactShadowNodeImpl) oldYogaNode.getData();
Assertions.assertNotNull(newReactShadowNode);
ReactShadowNodeImpl newNode = newReactShadowNode.mutableCopy();
parentReactShadowNode.replaceChild(newNode, childIndex);
return newNode.mYogaNode;
}
});
}
@@ -133,6 +135,11 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
mOriginalReactShadowNode = original;
}
private void replaceChild(ReactShadowNodeImpl newNode, int childIndex) {
mChildren.remove(childIndex);
mChildren.add(childIndex, newNode);
}
/**
* @return a copy of this object (no including copy of its children or the underlying yogaNode).
*/
@@ -145,7 +152,7 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
ReactShadowNodeImpl copy = copy();
copy.mYogaNode = mYogaNode;
// TODO: T26729293 clone YogaNode instead of reusing the same instance
//mYogaNode = original.mYogaNode.clone();
//copy.mYogaNode = mYogaNode.clone();
copy.mNativeChildren = mNativeChildren == null ? null : new ArrayList<>(mNativeChildren);
copy.mTotalNativeChildren = mTotalNativeChildren;
copy.mChildren = mChildren == null ? null : new ArrayList<>(mChildren);
@@ -165,7 +172,7 @@ public class ReactShadowNodeImpl implements ReactShadowNode<ReactShadowNodeImpl>
ReactShadowNodeImpl copy = copy();
copy.mYogaNode = mYogaNode;
// TODO: T26729293 clone YogaNode instead of reusing the same instance
//mYogaNode = original.mYogaNode.cloneWithNewChildren();
//copy.mYogaNode = mYogaNode.clone();
copy.mNativeChildren = null;
copy.mChildren = null;
copy.mTotalNativeChildren = 0;