react-native/ReactAndroid
Denis Koroskin 461871364b Manually assign id of the top-level View to match top-level react tag
Summary:
Nodes create a FlatViewGroup for a root node element, and NativeViewHierarchyManager assigns it an id that matches root node it. Now this top-level FlatViewGroup is added to a ReactRootView. In non-nodes, this ReactRootView has an id that matches root View id, and when this ReactRootView gets detached from Window, it sends an event to NativeViewHierarchyManager that says that all the children of this View must be removed recursively. This works great in non-Nodes, but fails in Nodes because ReactRootView has no id (-1) and NativeViewHierarchyManager fails to find a corresponding ReactShadowNode, throwing an Exception. To fix the issue and make it work again we need to assign this View id of the top level shadow node. This creates a minor issue, where 2 Views (ReactRootView and its only child) share the same id, but that is not a problem because we don't enforce uniqueness of the ids, and don't rely on getViewById().

This was originally implemented, but then I removed it because I thought it wasn't truly needed. Turns out, it is needed.

Reviewed By: sriramramani

Differential Revision: D2873995
2016-12-19 13:40:20 -08:00
..
2016-01-22 16:20:13 +00:00
2016-12-07 05:14:12 -08:00
2016-10-04 10:43:35 -07:00

Building React Native for Android

See the docs on the website.

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