private void transitionLayoutOnlyViewToNativeView(
ReactShadowNode node, @Nullable CatalystStylesDiffMap props) {
ReactShadowNode parent = node.getParent();
if (parent == null) {
node.setIsLayoutOnly(false);
return;
}
// First, remove the node from its parent. This causes the parent to update its native children
// count. The removeNodeFromParent call will cause all the view's children to be detached from
// their native parent.
int childIndex = parent.indexOf(node);
parent.removeChildAt(childIndex);
removeNodeFromParent(node, false);
node.setIsLayoutOnly(false);
// Create the view since it doesn't exist in the native hierarchy yet
mUIViewOperationQueue.enqueueCreateView(
node.getRootNode().getReactTag(), node.getReactTag(), node.getViewClass(), props);
// Add the node and all its children as if we are adding a new nodes
parent.addChildAt(node, childIndex);
addNodeToNode(parent, node, childIndex);
for (int i = 0; i < node.getChildCount(); i++) {
addNodeToNode(node, node.getChildAt(i), i);
}
// Update layouts since the children of the node were offset by its x/y position previously.
// Bit of a hack: we need to update the layout of this node's children now that it's no longer
// layout-only, but we may still receive more layout updates at the end of this batch that we
// don't want to ignore.
Assertions.assertCondition(mTagsWithLayoutVisited.size() == 0);
applyLayoutBase(node);
for (int i = 0; i < node.getChildCount(); i++) {
applyLayoutBase(node.getChildAt(i));
}
mTagsWithLayoutVisited.clear();
}
/**
* Handles an updateLayout call. All updateLayout calls are collected and dispatched at the end of
* a batch because updateLayout calls to layout-only nodes can necessitate multiple updateLayout
* calls for all its children.
*/
public void handleUpdateLayout(ReactShadowNode node) {
if (!ENABLED) {
mUIViewOperationQueue.enqueueUpdateLayout(
Assertions.assertNotNull(node.getParent()).getReactTag(),
node.getReactTag(),
node.getScreenX(),
node.getScreenY(),
node.getScreenWidth(),
node.getScreenHeight());
return;
}
applyLayoutBase(node);
}
