/** * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ package com.facebook.react.bridge; import android.view.View; import javax.annotation.Nullable; public interface UIManager extends JSIModule, PerformanceCounter { /** * Registers a new root view. */ int addRootView(final T rootView, WritableMap initialProps, @Nullable String initialUITemplate); /** * Unregisters a new root view. */ void removeRootView(int reactRootTag); /** * Updates the layout specs of the RootShadowNode based on the Measure specs received by * parameters. */ void updateRootLayoutSpecs(int rootTag, int widthMeasureSpec, int heightMeasureSpec); /** * Dispatches the commandId received by parameter to the view associated with the reactTag. * The command will be processed in the UIThread. * * @param reactTag {@link int} that identifies the view that will receive this command * @param commandId {@link int} command id * @param commandArgs {@link ReadableArray} parameters associated with the command */ void dispatchCommand(int reactTag, int commandId, @Nullable ReadableArray commandArgs); void setJSResponder(int reactTag, boolean blockNativeResponder); void clearJSResponder(); /** * Used by native animated module to bypass the process of updating the values through the shadow * view hierarchy. This method will directly update native views, which means that updates for * layout-related propertied won't be handled properly. * Make sure you know what you're doing before calling this method :) * * @param tag {@link int} that identifies the view that will be updated * @param props {@link ReadableMap} props that should be immediately updated in view */ void synchronouslyUpdateViewOnUIThread(int reactTag, ReadableMap props); }