Qunar Tech Salon
Aug 14, 2018 · Mobile Development
Deep Dive into React Native’s Native Event‑Handling Path: From RCTRootView to the JavaScript Bridge
This article thoroughly analyzes React Native’s native event‑handling pipeline, explaining how RCTRootView creates RCTRootContentView and RCTTouchHandler, detailing the touchesBegan/touchesMoved/touchesEnded implementations, and tracing the flow through _updateAndDispatchTouches, RCTEventDispatcher, and the bridge that finally invokes JavaScript callbacks.
BridgeEventHandlingNativeModules
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