Extract shadow hierarchy logic from UIManagerModule into UIImplementation
Summary: public This diff extracts all shadow hierarchy-specific logic from UIManagerModule into a UIImplementation class. This will later allow using in alternative UIImplementations in future. Reviewed By: astreet Differential Revision: D2457849 fb-gh-sync-id: 532128ce1d67b525cdf03794a5a29d7e9ed0ab90
This commit is contained in:
Denis Koroskin
facebook-github-bot-5
Родитель
aeda31428d
Коммит
76e033ead9
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@ -0,0 +1,644 @@
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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package com.facebook.react.uimanager;
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import javax.annotation.Nullable;
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import java.util.Arrays;
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import com.facebook.csslayout.CSSLayoutContext;
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import com.facebook.infer.annotation.Assertions;
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import com.facebook.react.animation.Animation;
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import com.facebook.react.bridge.Arguments;
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import com.facebook.react.bridge.Callback;
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import com.facebook.react.bridge.ReactApplicationContext;
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import com.facebook.react.bridge.ReadableArray;
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import com.facebook.react.bridge.ReadableMap;
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import com.facebook.react.bridge.WritableArray;
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import com.facebook.react.uimanager.debug.NotThreadSafeViewHierarchyUpdateDebugListener;
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import com.facebook.react.uimanager.events.EventDispatcher;
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import com.facebook.systrace.Systrace;
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import com.facebook.systrace.SystraceMessage;
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/**
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* An class that is used to receive React commands from JS and translate them into a
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* shadow node hierarchy that is then mapped to a native view hierarchy.
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*/
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public class UIImplementation {
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private final ShadowNodeRegistry mShadowNodeRegistry = new ShadowNodeRegistry();
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private final ViewManagerRegistry mViewManagers;
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private final CSSLayoutContext mLayoutContext = new CSSLayoutContext();
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private final UIViewOperationQueue mOperationsQueue;
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private final NativeViewHierarchyOptimizer mNativeViewHierarchyOptimizer;
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private final int[] mMeasureBuffer = new int[4];
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public UIImplementation(ReactApplicationContext reactContext, ViewManagerRegistry viewManagers) {
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mOperationsQueue = new UIViewOperationQueue(
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reactContext,
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new NativeViewHierarchyManager(viewManagers));
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mViewManagers = viewManagers;
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mNativeViewHierarchyOptimizer = new NativeViewHierarchyOptimizer(
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mOperationsQueue,
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mShadowNodeRegistry);
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}
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/**
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* Registers a root node with a given tag, size and ThemedReactContext
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* and adds it to a node registry.
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*/
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public void registerRootView(
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SizeMonitoringFrameLayout rootView,
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int tag,
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int width,
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int height,
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ThemedReactContext context) {
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final ReactShadowNode rootCSSNode = new ReactShadowNode();
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rootCSSNode.setReactTag(tag);
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rootCSSNode.setThemedContext(context);
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rootCSSNode.setStyleWidth(width);
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rootCSSNode.setStyleHeight(height);
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rootCSSNode.setViewClassName("Root");
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mShadowNodeRegistry.addRootNode(rootCSSNode);
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// register it within NativeViewHierarchyManager
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mOperationsQueue.addRootView(tag, rootView, context);
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}
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/**
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* Unregisters a root node with a given tag.
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*/
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public void removeRootView(int rootViewTag) {
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mShadowNodeRegistry.removeRootNode(rootViewTag);
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mOperationsQueue.enqueueRemoveRootView(rootViewTag);
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}
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/**
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* Invoked when native view that corresponds to a root node has its size changed.
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*/
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public void updateRootNodeSize(
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int rootViewTag,
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int newWidth,
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int newHeight,
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EventDispatcher eventDispatcher) {
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ReactShadowNode rootCSSNode = mShadowNodeRegistry.getNode(rootViewTag);
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rootCSSNode.setStyleWidth(newWidth);
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rootCSSNode.setStyleHeight(newHeight);
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// If we're in the middle of a batch, the change will automatically be dispatched at the end of
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// the batch. As all batches are executed as a single runnable on the event queue this should
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// always be empty, but that calling architecture is an implementation detail.
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if (mOperationsQueue.isEmpty()) {
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dispatchViewUpdates(eventDispatcher, -1); // -1 = no associated batch id
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}
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}
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/**
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* Invoked by React to create a new node with a given tag, class name and properties.
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*/
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public void createView(int tag, String className, int rootViewTag, ReadableMap props) {
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ViewManager viewManager = mViewManagers.get(className);
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ReactShadowNode cssNode = viewManager.createShadowNodeInstance();
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ReactShadowNode rootNode = mShadowNodeRegistry.getNode(rootViewTag);
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cssNode.setReactTag(tag);
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cssNode.setViewClassName(className);
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cssNode.setRootNode(rootNode);
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cssNode.setThemedContext(rootNode.getThemedContext());
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mShadowNodeRegistry.addNode(cssNode);
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CatalystStylesDiffMap styles = null;
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if (props != null) {
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styles = new CatalystStylesDiffMap(props);
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cssNode.updateProperties(styles);
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}
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if (!cssNode.isVirtual()) {
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mNativeViewHierarchyOptimizer.handleCreateView(cssNode, rootViewTag, styles);
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}
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}
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public void dropViews(ReadableArray viewTags) {
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int size = viewTags.size(), realViewsCount = 0;
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int realViewTags[] = new int[size];
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for (int i = 0; i < size; i++) {
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int tag = viewTags.getInt(i);
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ReactShadowNode cssNode = mShadowNodeRegistry.getNode(tag);
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if (!cssNode.isVirtual()) {
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realViewTags[realViewsCount++] = tag;
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}
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mShadowNodeRegistry.removeNode(tag);
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}
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if (realViewsCount > 0) {
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mNativeViewHierarchyOptimizer.handleDropViews(realViewTags, realViewsCount);
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}
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}
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/**
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* Invoked by React to create a new node with a given tag has its properties changed.
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*/
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public void updateView(int tag, String className, ReadableMap props) {
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ViewManager viewManager = mViewManagers.get(className);
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if (viewManager == null) {
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throw new IllegalViewOperationException("Got unknown view type: " + className);
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}
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ReactShadowNode cssNode = mShadowNodeRegistry.getNode(tag);
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if (cssNode == null) {
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throw new IllegalViewOperationException("Trying to update non-existent view with tag " + tag);
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}
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if (props != null) {
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CatalystStylesDiffMap styles = new CatalystStylesDiffMap(props);
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cssNode.updateProperties(styles);
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if (!cssNode.isVirtual()) {
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mNativeViewHierarchyOptimizer.handleUpdateView(cssNode, className, styles);
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}
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}
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}
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/**
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* Invoked when there is a mutation in a node tree.
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*
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* @param tag react tag of the node we want to manage
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* @param indicesToRemove ordered (asc) list of indicies at which view should be removed
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* @param viewsToAdd ordered (asc based on mIndex property) list of tag-index pairs that represent
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* a view which should be added at the specified index
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* @param tagsToDelete list of tags corresponding to views that should be removed
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*/
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public void manageChildren(
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int viewTag,
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@Nullable ReadableArray moveFrom,
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@Nullable ReadableArray moveTo,
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@Nullable ReadableArray addChildTags,
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@Nullable ReadableArray addAtIndices,
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@Nullable ReadableArray removeFrom) {
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ReactShadowNode cssNodeToManage = mShadowNodeRegistry.getNode(viewTag);
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int numToMove = moveFrom == null ? 0 : moveFrom.size();
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int numToAdd = addChildTags == null ? 0 : addChildTags.size();
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int numToRemove = removeFrom == null ? 0 : removeFrom.size();
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if (numToMove != 0 && (moveTo == null || numToMove != moveTo.size())) {
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throw new IllegalViewOperationException("Size of moveFrom != size of moveTo!");
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}
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if (numToAdd != 0 && (addAtIndices == null || numToAdd != addAtIndices.size())) {
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throw new IllegalViewOperationException("Size of addChildTags != size of addAtIndices!");
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}
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// We treat moves as an add and a delete
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ViewAtIndex[] viewsToAdd = new ViewAtIndex[numToMove + numToAdd];
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int[] indicesToRemove = new int[numToMove + numToRemove];
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int[] tagsToRemove = new int[indicesToRemove.length];
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int[] tagsToDelete = new int[numToRemove];
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if (numToMove > 0) {
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Assertions.assertNotNull(moveFrom);
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Assertions.assertNotNull(moveTo);
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for (int i = 0; i < numToMove; i++) {
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int moveFromIndex = moveFrom.getInt(i);
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int tagToMove = cssNodeToManage.getChildAt(moveFromIndex).getReactTag();
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viewsToAdd[i] = new ViewAtIndex(
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tagToMove,
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moveTo.getInt(i));
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indicesToRemove[i] = moveFromIndex;
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tagsToRemove[i] = tagToMove;
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}
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}
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if (numToAdd > 0) {
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Assertions.assertNotNull(addChildTags);
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Assertions.assertNotNull(addAtIndices);
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for (int i = 0; i < numToAdd; i++) {
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int viewTagToAdd = addChildTags.getInt(i);
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int indexToAddAt = addAtIndices.getInt(i);
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viewsToAdd[numToMove + i] = new ViewAtIndex(viewTagToAdd, indexToAddAt);
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}
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}
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if (numToRemove > 0) {
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Assertions.assertNotNull(removeFrom);
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for (int i = 0; i < numToRemove; i++) {
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int indexToRemove = removeFrom.getInt(i);
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int tagToRemove = cssNodeToManage.getChildAt(indexToRemove).getReactTag();
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indicesToRemove[numToMove + i] = indexToRemove;
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tagsToRemove[numToMove + i] = tagToRemove;
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tagsToDelete[i] = tagToRemove;
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}
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}
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// NB: moveFrom and removeFrom are both relative to the starting state of the View's children.
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// moveTo and addAt are both relative to the final state of the View's children.
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//
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// 1) Sort the views to add and indices to remove by index
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// 2) Iterate the indices being removed from high to low and remove them. Going high to low
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// makes sure we remove the correct index when there are multiple to remove.
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// 3) Iterate the views being added by index low to high and add them. Like the view removal,
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// iteration direction is important to preserve the correct index.
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Arrays.sort(viewsToAdd, ViewAtIndex.COMPARATOR);
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Arrays.sort(indicesToRemove);
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// Apply changes to CSSNode hierarchy
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int lastIndexRemoved = -1;
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for (int i = indicesToRemove.length - 1; i >= 0; i--) {
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int indexToRemove = indicesToRemove[i];
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if (indexToRemove == lastIndexRemoved) {
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throw new IllegalViewOperationException("Repeated indices in Removal list for view tag: "
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+ viewTag);
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}
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cssNodeToManage.removeChildAt(indicesToRemove[i]);
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lastIndexRemoved = indicesToRemove[i];
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}
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for (int i = 0; i < viewsToAdd.length; i++) {
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ViewAtIndex viewAtIndex = viewsToAdd[i];
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ReactShadowNode cssNodeToAdd = mShadowNodeRegistry.getNode(viewAtIndex.mTag);
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if (cssNodeToAdd == null) {
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throw new IllegalViewOperationException("Trying to add unknown view tag: "
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+ viewAtIndex.mTag);
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}
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cssNodeToManage.addChildAt(cssNodeToAdd, viewAtIndex.mIndex);
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}
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if (!cssNodeToManage.isVirtual() && !cssNodeToManage.isVirtualAnchor()) {
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mNativeViewHierarchyOptimizer.handleManageChildren(
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cssNodeToManage,
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indicesToRemove,
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tagsToRemove,
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viewsToAdd,
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tagsToDelete);
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}
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for (int i = 0; i < tagsToDelete.length; i++) {
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removeShadowNode(mShadowNodeRegistry.getNode(tagsToDelete[i]));
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}
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}
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/**
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* Replaces the View specified by oldTag with the View specified by newTag within oldTag's parent.
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*/
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public void replaceExistingNonRootView(int oldTag, int newTag) {
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if (mShadowNodeRegistry.isRootNode(oldTag) || mShadowNodeRegistry.isRootNode(newTag)) {
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throw new IllegalViewOperationException("Trying to add or replace a root tag!");
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}
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ReactShadowNode oldNode = mShadowNodeRegistry.getNode(oldTag);
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if (oldNode == null) {
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throw new IllegalViewOperationException("Trying to replace unknown view tag: " + oldTag);
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}
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ReactShadowNode parent = oldNode.getParent();
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if (parent == null) {
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throw new IllegalViewOperationException("Node is not attached to a parent: " + oldTag);
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}
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int oldIndex = parent.indexOf(oldNode);
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if (oldIndex < 0) {
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throw new IllegalStateException("Didn't find child tag in parent");
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}
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WritableArray tagsToAdd = Arguments.createArray();
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tagsToAdd.pushInt(newTag);
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WritableArray addAtIndices = Arguments.createArray();
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addAtIndices.pushInt(oldIndex);
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WritableArray indicesToRemove = Arguments.createArray();
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indicesToRemove.pushInt(oldIndex);
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manageChildren(parent.getReactTag(), null, null, tagsToAdd, addAtIndices, indicesToRemove);
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}
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/**
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* Method which takes a container tag and then releases all subviews for that container upon
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* receipt.
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* TODO: The method name is incorrect and will be renamed, #6033872
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* @param containerTag the tag of the container for which the subviews must be removed
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*/
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public void removeSubviewsFromContainerWithID(int containerTag) {
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ReactShadowNode containerNode = mShadowNodeRegistry.getNode(containerTag);
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if (containerNode == null) {
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throw new IllegalViewOperationException(
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"Trying to remove subviews of an unknown view tag: " + containerTag);
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}
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WritableArray indicesToRemove = Arguments.createArray();
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for (int childIndex = 0; childIndex < containerNode.getChildCount(); childIndex++) {
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indicesToRemove.pushInt(childIndex);
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}
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manageChildren(containerTag, null, null, null, null, indicesToRemove);
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}
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/**
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* Find the touch target child native view in the supplied root view hierarchy, given a react
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* target location.
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*
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* This method is currently used only by Element Inspector DevTool.
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*
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* @param reactTag the tag of the root view to traverse
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* @param targetX target X location
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* @param targetY target Y location
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* @param callback will be called if with the identified child view react ID, and measurement
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* info. If no view was found, callback will be invoked with no data.
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*/
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public void findSubviewIn(int reactTag, float targetX, float targetY, Callback callback) {
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mOperationsQueue.enqueueFindTargetForTouch(reactTag, targetX, targetY, callback);
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}
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/**
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* Determines the location on screen, width, and height of the given view and returns the values
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* via an async callback.
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*/
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public void measure(int reactTag, Callback callback) {
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// This method is called by the implementation of JS touchable interface (see Touchable.js for
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// more details) at the moment of touch activation. That is after user starts the gesture from
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// a touchable view with a given reactTag, or when user drag finger back into the press
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// activation area of a touchable view that have been activated before.
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mOperationsQueue.enqueueMeasure(reactTag, callback);
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}
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/**
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* Measures the view specified by tag relative to the given ancestorTag. This means that the
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* returned x, y are relative to the origin x, y of the ancestor view. Results are stored in the
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* given outputBuffer. We allow ancestor view and measured view to be the same, in which case
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* the position always will be (0, 0) and method will only measure the view dimensions.
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*/
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public void measureLayout(
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int tag,
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int ancestorTag,
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Callback errorCallback,
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Callback successCallback) {
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try {
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measureLayout(tag, ancestorTag, mMeasureBuffer);
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float relativeX = PixelUtil.toDIPFromPixel(mMeasureBuffer[0]);
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float relativeY = PixelUtil.toDIPFromPixel(mMeasureBuffer[1]);
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float width = PixelUtil.toDIPFromPixel(mMeasureBuffer[2]);
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float height = PixelUtil.toDIPFromPixel(mMeasureBuffer[3]);
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successCallback.invoke(relativeX, relativeY, width, height);
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} catch (IllegalViewOperationException e) {
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errorCallback.invoke(e.getMessage());
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}
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}
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/**
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* Like {@link #measure} and {@link #measureLayout} but measures relative to the immediate parent.
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*/
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public void measureLayoutRelativeToParent(
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int tag,
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Callback errorCallback,
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||||
Callback successCallback) {
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try {
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measureLayoutRelativeToParent(tag, mMeasureBuffer);
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float relativeX = PixelUtil.toDIPFromPixel(mMeasureBuffer[0]);
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float relativeY = PixelUtil.toDIPFromPixel(mMeasureBuffer[1]);
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float width = PixelUtil.toDIPFromPixel(mMeasureBuffer[2]);
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float height = PixelUtil.toDIPFromPixel(mMeasureBuffer[3]);
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successCallback.invoke(relativeX, relativeY, width, height);
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} catch (IllegalViewOperationException e) {
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errorCallback.invoke(e.getMessage());
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||||
}
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||||
}
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||||
|
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/**
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* Invoked at the end of the transaction to commit any updates to the node hierarchy.
|
||||
*/
|
||||
public void dispatchViewUpdates(EventDispatcher eventDispatcher, int batchId) {
|
||||
for (int i = 0; i < mShadowNodeRegistry.getRootNodeCount(); i++) {
|
||||
int tag = mShadowNodeRegistry.getRootTag(i);
|
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ReactShadowNode cssRoot = mShadowNodeRegistry.getNode(tag);
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notifyOnBeforeLayoutRecursive(cssRoot);
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||||
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||||
SystraceMessage.beginSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE, "cssRoot.calculateLayout")
|
||||
.arg("rootTag", tag)
|
||||
.flush();
|
||||
try {
|
||||
cssRoot.calculateLayout(mLayoutContext);
|
||||
} finally {
|
||||
Systrace.endSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE);
|
||||
}
|
||||
applyUpdatesRecursive(cssRoot, 0f, 0f, eventDispatcher);
|
||||
}
|
||||
|
||||
mNativeViewHierarchyOptimizer.onBatchComplete();
|
||||
mOperationsQueue.dispatchViewUpdates(batchId);
|
||||
}
|
||||
|
||||
/**
|
||||
* Registers a new Animation that can then be added to a View using {@link #addAnimation}.
|
||||
*/
|
||||
public void registerAnimation(Animation animation) {
|
||||
mOperationsQueue.enqueueRegisterAnimation(animation);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds an Animation previously registered with {@link #registerAnimation} to a View and starts it
|
||||
*/
|
||||
public void addAnimation(int reactTag, int animationID, Callback onSuccess) {
|
||||
assertViewExists(reactTag, "addAnimation");
|
||||
mOperationsQueue.enqueueAddAnimation(reactTag, animationID, onSuccess);
|
||||
}
|
||||
|
||||
/**
|
||||
* Removes an existing Animation, canceling it if it was in progress.
|
||||
*/
|
||||
public void removeAnimation(int reactTag, int animationID) {
|
||||
assertViewExists(reactTag, "removeAnimation");
|
||||
mOperationsQueue.enqueueRemoveAnimation(animationID);
|
||||
}
|
||||
|
||||
public void setJSResponder(int reactTag, boolean blockNativeResponder) {
|
||||
assertViewExists(reactTag, "setJSResponder");
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(reactTag);
|
||||
while (node.isVirtual() || node.isLayoutOnly()) {
|
||||
node = node.getParent();
|
||||
}
|
||||
mOperationsQueue.enqueueSetJSResponder(node.getReactTag(), reactTag, blockNativeResponder);
|
||||
}
|
||||
|
||||
public void clearJSResponder() {
|
||||
mOperationsQueue.enqueueClearJSResponder();
|
||||
}
|
||||
|
||||
public void dispatchViewManagerCommand(int reactTag, int commandId, ReadableArray commandArgs) {
|
||||
assertViewExists(reactTag, "dispatchViewManagerCommand");
|
||||
mOperationsQueue.enqueueDispatchCommand(reactTag, commandId, commandArgs);
|
||||
}
|
||||
|
||||
/**
|
||||
* Show a PopupMenu.
|
||||
*
|
||||
* @param reactTag the tag of the anchor view (the PopupMenu is displayed next to this view); this
|
||||
* needs to be the tag of a native view (shadow views can not be anchors)
|
||||
* @param items the menu items as an array of strings
|
||||
* @param error will be called if there is an error displaying the menu
|
||||
* @param success will be called with the position of the selected item as the first argument, or
|
||||
* no arguments if the menu is dismissed
|
||||
*/
|
||||
public void showPopupMenu(int reactTag, ReadableArray items, Callback error, Callback success) {
|
||||
assertViewExists(reactTag, "showPopupMenu");
|
||||
mOperationsQueue.enqueueShowPopupMenu(reactTag, items, error, success);
|
||||
}
|
||||
|
||||
public void sendAccessibilityEvent(int tag, int eventType) {
|
||||
mOperationsQueue.enqueueSendAccessibilityEvent(tag, eventType);
|
||||
}
|
||||
|
||||
public void onHostResume() {
|
||||
mOperationsQueue.resumeFrameCallback();
|
||||
}
|
||||
|
||||
public void onHostPause() {
|
||||
mOperationsQueue.pauseFrameCallback();
|
||||
}
|
||||
|
||||
public void onHostDestroy() {
|
||||
}
|
||||
|
||||
public void setViewHierarchyUpdateDebugListener(
|
||||
@Nullable NotThreadSafeViewHierarchyUpdateDebugListener listener) {
|
||||
mOperationsQueue.setViewHierarchyUpdateDebugListener(listener);
|
||||
}
|
||||
|
||||
private void removeShadowNode(ReactShadowNode nodeToRemove) {
|
||||
mNativeViewHierarchyOptimizer.handleRemoveNode(nodeToRemove);
|
||||
for (int i = nodeToRemove.getChildCount() - 1; i >= 0; i--) {
|
||||
removeShadowNode(nodeToRemove.getChildAt(i));
|
||||
}
|
||||
nodeToRemove.removeAllChildren();
|
||||
}
|
||||
|
||||
private void measureLayout(int tag, int ancestorTag, int[] outputBuffer) {
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(tag);
|
||||
ReactShadowNode ancestor = mShadowNodeRegistry.getNode(ancestorTag);
|
||||
if (node == null || ancestor == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Tag " + (node == null ? tag : ancestorTag) + " does not exist");
|
||||
}
|
||||
|
||||
if (node != ancestor) {
|
||||
ReactShadowNode currentParent = node.getParent();
|
||||
while (currentParent != ancestor) {
|
||||
if (currentParent == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Tag " + ancestorTag + " is not an ancestor of tag " + tag);
|
||||
}
|
||||
currentParent = currentParent.getParent();
|
||||
}
|
||||
}
|
||||
|
||||
measureLayoutRelativeToVerifiedAncestor(node, ancestor, outputBuffer);
|
||||
}
|
||||
|
||||
private void measureLayoutRelativeToParent(int tag, int[] outputBuffer) {
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(tag);
|
||||
if (node == null) {
|
||||
throw new IllegalViewOperationException("No native view for tag " + tag + " exists!");
|
||||
}
|
||||
ReactShadowNode parent = node.getParent();
|
||||
if (parent == null) {
|
||||
throw new IllegalViewOperationException("View with tag " + tag + " doesn't have a parent!");
|
||||
}
|
||||
|
||||
measureLayoutRelativeToVerifiedAncestor(node, parent, outputBuffer);
|
||||
}
|
||||
|
||||
private void measureLayoutRelativeToVerifiedAncestor(
|
||||
ReactShadowNode node,
|
||||
ReactShadowNode ancestor,
|
||||
int[] outputBuffer) {
|
||||
int offsetX = 0;
|
||||
int offsetY = 0;
|
||||
if (node != ancestor) {
|
||||
offsetX = Math.round(node.getLayoutX());
|
||||
offsetY = Math.round(node.getLayoutY());
|
||||
ReactShadowNode current = node.getParent();
|
||||
while (current != ancestor) {
|
||||
Assertions.assertNotNull(current);
|
||||
assertNodeDoesNotNeedCustomLayoutForChildren(current);
|
||||
offsetX += Math.round(current.getLayoutX());
|
||||
offsetY += Math.round(current.getLayoutY());
|
||||
current = current.getParent();
|
||||
}
|
||||
assertNodeDoesNotNeedCustomLayoutForChildren(ancestor);
|
||||
}
|
||||
|
||||
outputBuffer[0] = offsetX;
|
||||
outputBuffer[1] = offsetY;
|
||||
outputBuffer[2] = node.getScreenWidth();
|
||||
outputBuffer[3] = node.getScreenHeight();
|
||||
}
|
||||
|
||||
private void assertViewExists(int reactTag, String operationNameForExceptionMessage) {
|
||||
if (mShadowNodeRegistry.getNode(reactTag) == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Unable to execute operation " + operationNameForExceptionMessage + " on view with " +
|
||||
"tag: " + reactTag + ", since the view does not exists");
|
||||
}
|
||||
}
|
||||
|
||||
private void assertNodeDoesNotNeedCustomLayoutForChildren(ReactShadowNode node) {
|
||||
ViewManager viewManager = Assertions.assertNotNull(mViewManagers.get(node.getViewClass()));
|
||||
ViewGroupManager viewGroupManager;
|
||||
if (viewManager instanceof ViewGroupManager) {
|
||||
viewGroupManager = (ViewGroupManager) viewManager;
|
||||
} else {
|
||||
throw new IllegalViewOperationException("Trying to use view " + node.getViewClass() +
|
||||
" as a parent, but its Manager doesn't extends ViewGroupManager");
|
||||
}
|
||||
if (viewGroupManager != null && viewGroupManager.needsCustomLayoutForChildren()) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Trying to measure a view using measureLayout/measureLayoutRelativeToParent relative to" +
|
||||
" an ancestor that requires custom layout for it's children (" + node.getViewClass() +
|
||||
"). Use measure instead.");
|
||||
}
|
||||
}
|
||||
|
||||
private void notifyOnBeforeLayoutRecursive(ReactShadowNode cssNode) {
|
||||
if (!cssNode.hasUpdates()) {
|
||||
return;
|
||||
}
|
||||
for (int i = 0; i < cssNode.getChildCount(); i++) {
|
||||
notifyOnBeforeLayoutRecursive(cssNode.getChildAt(i));
|
||||
}
|
||||
cssNode.onBeforeLayout();
|
||||
}
|
||||
|
||||
private void applyUpdatesRecursive(
|
||||
ReactShadowNode cssNode,
|
||||
float absoluteX,
|
||||
float absoluteY,
|
||||
EventDispatcher eventDispatcher) {
|
||||
if (!cssNode.hasUpdates()) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (!cssNode.isVirtualAnchor()) {
|
||||
for (int i = 0; i < cssNode.getChildCount(); i++) {
|
||||
applyUpdatesRecursive(
|
||||
cssNode.getChildAt(i),
|
||||
absoluteX + cssNode.getLayoutX(),
|
||||
absoluteY + cssNode.getLayoutY(),
|
||||
eventDispatcher);
|
||||
}
|
||||
}
|
||||
|
||||
int tag = cssNode.getReactTag();
|
||||
if (!mShadowNodeRegistry.isRootNode(tag)) {
|
||||
cssNode.dispatchUpdates(
|
||||
absoluteX,
|
||||
absoluteY,
|
||||
mOperationsQueue,
|
||||
mNativeViewHierarchyOptimizer,
|
||||
eventDispatcher);
|
||||
}
|
||||
cssNode.markUpdateSeen();
|
||||
}
|
||||
}
|
||||
|
|
@ -72,31 +72,23 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
private static final int ROOT_VIEW_TAG_INCREMENT = 10;
|
||||
|
||||
private final EventDispatcher mEventDispatcher;
|
||||
private final ShadowNodeRegistry mShadowNodeRegistry = new ShadowNodeRegistry();
|
||||
private final ViewManagerRegistry mViewManagers;
|
||||
private final CSSLayoutContext mLayoutContext = new CSSLayoutContext();
|
||||
private final Map<String, Object> mModuleConstants;
|
||||
private final UIViewOperationQueue mOperationsQueue;
|
||||
private final NativeViewHierarchyOptimizer mNativeViewHierarchyOptimizer;
|
||||
private final int[] mMeasureBuffer = new int[4];
|
||||
private final UIImplementation mUIImplementation;
|
||||
|
||||
private int mNextRootViewTag = 1;
|
||||
private int mBatchId = 0;
|
||||
|
||||
public UIManagerModule(ReactApplicationContext reactContext, List<ViewManager> viewManagerList) {
|
||||
super(reactContext);
|
||||
mViewManagers = new ViewManagerRegistry(viewManagerList);
|
||||
mEventDispatcher = new EventDispatcher(reactContext);
|
||||
mOperationsQueue = new UIViewOperationQueue(
|
||||
reactContext,
|
||||
new NativeViewHierarchyManager(mViewManagers));
|
||||
mNativeViewHierarchyOptimizer = new NativeViewHierarchyOptimizer(
|
||||
mOperationsQueue,
|
||||
mShadowNodeRegistry);
|
||||
DisplayMetrics displayMetrics = reactContext.getResources().getDisplayMetrics();
|
||||
DisplayMetricsHolder.setDisplayMetrics(displayMetrics);
|
||||
mModuleConstants = createConstants(displayMetrics, viewManagerList);
|
||||
reactContext.addLifecycleEventListener(this);
|
||||
|
||||
mUIImplementation = new UIImplementation(
|
||||
reactContext,
|
||||
new ViewManagerRegistry(viewManagerList));
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
@ -111,16 +103,17 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
|
||||
@Override
|
||||
public void onHostResume() {
|
||||
mOperationsQueue.resumeFrameCallback();
|
||||
mUIImplementation.onHostResume();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onHostPause() {
|
||||
mOperationsQueue.pauseFrameCallback();
|
||||
mUIImplementation.onHostPause();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onHostDestroy() {
|
||||
mUIImplementation.onHostDestroy();
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
@ -158,22 +151,23 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
final int tag = mNextRootViewTag;
|
||||
mNextRootViewTag += ROOT_VIEW_TAG_INCREMENT;
|
||||
|
||||
final ReactShadowNode rootCSSNode = new ReactShadowNode();
|
||||
rootCSSNode.setReactTag(tag);
|
||||
final ThemedReactContext themedRootContext =
|
||||
new ThemedReactContext(getReactApplicationContext(), rootView.getContext());
|
||||
rootCSSNode.setThemedContext(themedRootContext);
|
||||
final int width;
|
||||
final int height;
|
||||
// If LayoutParams sets size explicitly, we can use that. Otherwise get the size from the view.
|
||||
if (rootView.getLayoutParams() != null &&
|
||||
rootView.getLayoutParams().width > 0 &&
|
||||
rootView.getLayoutParams().height > 0) {
|
||||
rootCSSNode.setStyleWidth(rootView.getLayoutParams().width);
|
||||
rootCSSNode.setStyleHeight(rootView.getLayoutParams().height);
|
||||
width = rootView.getLayoutParams().width;
|
||||
height = rootView.getLayoutParams().height;
|
||||
} else {
|
||||
rootCSSNode.setStyleWidth(rootView.getWidth());
|
||||
rootCSSNode.setStyleHeight(rootView.getHeight());
|
||||
width = rootView.getWidth();
|
||||
height = rootView.getHeight();
|
||||
}
|
||||
rootCSSNode.setViewClassName("Root");
|
||||
|
||||
final ThemedReactContext themedRootContext =
|
||||
new ThemedReactContext(getReactApplicationContext(), rootView.getContext());
|
||||
|
||||
mUIImplementation.registerRootView(rootView, tag, width, height, themedRootContext);
|
||||
|
||||
rootView.setOnSizeChangedListener(
|
||||
new SizeMonitoringFrameLayout.OnSizeChangedListener() {
|
||||
|
|
@ -183,98 +177,39 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
updateRootNodeSize(rootCSSNode, width, height);
|
||||
updateRootNodeSize(tag, width, height);
|
||||
}
|
||||
});
|
||||
}
|
||||
});
|
||||
|
||||
mShadowNodeRegistry.addRootNode(rootCSSNode);
|
||||
|
||||
// register it within NativeViewHierarchyManager
|
||||
mOperationsQueue.addRootView(tag, rootView, themedRootContext);
|
||||
|
||||
return tag;
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void removeRootView(int rootViewTag) {
|
||||
mShadowNodeRegistry.removeRootNode(rootViewTag);
|
||||
mOperationsQueue.enqueueRemoveRootView(rootViewTag);
|
||||
mUIImplementation.removeRootView(rootViewTag);
|
||||
}
|
||||
|
||||
private void updateRootNodeSize(ReactShadowNode rootCSSNode, int newWidth, int newHeight) {
|
||||
private void updateRootNodeSize(int rootViewTag, int newWidth, int newHeight) {
|
||||
getReactApplicationContext().assertOnNativeModulesQueueThread();
|
||||
|
||||
rootCSSNode.setStyleWidth(newWidth);
|
||||
rootCSSNode.setStyleHeight(newHeight);
|
||||
|
||||
// If we're in the middle of a batch, the change will automatically be dispatched at the end of
|
||||
// the batch. As all batches are executed as a single runnable on the event queue this should
|
||||
// always be empty, but that calling architecture is an implementation detail.
|
||||
if (mOperationsQueue.isEmpty()) {
|
||||
dispatchViewUpdates(-1); // -1 = no associated batch id
|
||||
}
|
||||
mUIImplementation.updateRootNodeSize(rootViewTag, newWidth, newHeight, mEventDispatcher);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void createView(int tag, String className, int rootViewTag, ReadableMap props) {
|
||||
ViewManager viewManager = mViewManagers.get(className);
|
||||
ReactShadowNode cssNode = viewManager.createShadowNodeInstance();
|
||||
ReactShadowNode rootNode = mShadowNodeRegistry.getNode(rootViewTag);
|
||||
cssNode.setReactTag(tag);
|
||||
cssNode.setViewClassName(className);
|
||||
cssNode.setRootNode(rootNode);
|
||||
cssNode.setThemedContext(rootNode.getThemedContext());
|
||||
|
||||
mShadowNodeRegistry.addNode(cssNode);
|
||||
|
||||
CatalystStylesDiffMap styles = null;
|
||||
if (props != null) {
|
||||
styles = new CatalystStylesDiffMap(props);
|
||||
cssNode.updateProperties(styles);
|
||||
}
|
||||
|
||||
if (!cssNode.isVirtual()) {
|
||||
mNativeViewHierarchyOptimizer.handleCreateView(cssNode, rootViewTag, styles);
|
||||
}
|
||||
mUIImplementation.createView(tag, className, rootViewTag, props);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void dropViews(ReadableArray viewTags) {
|
||||
int size = viewTags.size(), realViewsCount = 0;
|
||||
int realViewTags[] = new int[size];
|
||||
for (int i = 0; i < size; i++) {
|
||||
int tag = viewTags.getInt(i);
|
||||
ReactShadowNode cssNode = mShadowNodeRegistry.getNode(tag);
|
||||
if (!cssNode.isVirtual()) {
|
||||
realViewTags[realViewsCount++] = tag;
|
||||
}
|
||||
mShadowNodeRegistry.removeNode(tag);
|
||||
}
|
||||
if (realViewsCount > 0) {
|
||||
mNativeViewHierarchyOptimizer.handleDropViews(realViewTags, realViewsCount);
|
||||
}
|
||||
mUIImplementation.dropViews(viewTags);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void updateView(int tag, String className, ReadableMap props) {
|
||||
ViewManager viewManager = mViewManagers.get(className);
|
||||
if (viewManager == null) {
|
||||
throw new IllegalViewOperationException("Got unknown view type: " + className);
|
||||
}
|
||||
ReactShadowNode cssNode = mShadowNodeRegistry.getNode(tag);
|
||||
if (cssNode == null) {
|
||||
throw new IllegalViewOperationException("Trying to update non-existent view with tag " + tag);
|
||||
}
|
||||
|
||||
if (props != null) {
|
||||
CatalystStylesDiffMap styles = new CatalystStylesDiffMap(props);
|
||||
cssNode.updateProperties(styles);
|
||||
if (!cssNode.isVirtual()) {
|
||||
mNativeViewHierarchyOptimizer.handleUpdateView(cssNode, className, styles);
|
||||
}
|
||||
}
|
||||
mUIImplementation.updateView(tag, className, props);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -296,115 +231,13 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
@Nullable ReadableArray addChildTags,
|
||||
@Nullable ReadableArray addAtIndices,
|
||||
@Nullable ReadableArray removeFrom) {
|
||||
ReactShadowNode cssNodeToManage = mShadowNodeRegistry.getNode(viewTag);
|
||||
|
||||
int numToMove = moveFrom == null ? 0 : moveFrom.size();
|
||||
int numToAdd = addChildTags == null ? 0 : addChildTags.size();
|
||||
int numToRemove = removeFrom == null ? 0 : removeFrom.size();
|
||||
|
||||
if (numToMove != 0 && (moveTo == null || numToMove != moveTo.size())) {
|
||||
throw new IllegalViewOperationException("Size of moveFrom != size of moveTo!");
|
||||
}
|
||||
|
||||
if (numToAdd != 0 && (addAtIndices == null || numToAdd != addAtIndices.size())) {
|
||||
throw new IllegalViewOperationException("Size of addChildTags != size of addAtIndices!");
|
||||
}
|
||||
|
||||
// We treat moves as an add and a delete
|
||||
ViewAtIndex[] viewsToAdd = new ViewAtIndex[numToMove + numToAdd];
|
||||
int[] indicesToRemove = new int[numToMove + numToRemove];
|
||||
int[] tagsToRemove = new int[indicesToRemove.length];
|
||||
int[] tagsToDelete = new int[numToRemove];
|
||||
|
||||
if (numToMove > 0) {
|
||||
Assertions.assertNotNull(moveFrom);
|
||||
Assertions.assertNotNull(moveTo);
|
||||
for (int i = 0; i < numToMove; i++) {
|
||||
int moveFromIndex = moveFrom.getInt(i);
|
||||
int tagToMove = cssNodeToManage.getChildAt(moveFromIndex).getReactTag();
|
||||
viewsToAdd[i] = new ViewAtIndex(
|
||||
tagToMove,
|
||||
moveTo.getInt(i));
|
||||
indicesToRemove[i] = moveFromIndex;
|
||||
tagsToRemove[i] = tagToMove;
|
||||
}
|
||||
}
|
||||
|
||||
if (numToAdd > 0) {
|
||||
Assertions.assertNotNull(addChildTags);
|
||||
Assertions.assertNotNull(addAtIndices);
|
||||
for (int i = 0; i < numToAdd; i++) {
|
||||
int viewTagToAdd = addChildTags.getInt(i);
|
||||
int indexToAddAt = addAtIndices.getInt(i);
|
||||
viewsToAdd[numToMove + i] = new ViewAtIndex(viewTagToAdd, indexToAddAt);
|
||||
}
|
||||
}
|
||||
|
||||
if (numToRemove > 0) {
|
||||
Assertions.assertNotNull(removeFrom);
|
||||
for (int i = 0; i < numToRemove; i++) {
|
||||
int indexToRemove = removeFrom.getInt(i);
|
||||
int tagToRemove = cssNodeToManage.getChildAt(indexToRemove).getReactTag();
|
||||
indicesToRemove[numToMove + i] = indexToRemove;
|
||||
tagsToRemove[numToMove + i] = tagToRemove;
|
||||
tagsToDelete[i] = tagToRemove;
|
||||
}
|
||||
}
|
||||
|
||||
// NB: moveFrom and removeFrom are both relative to the starting state of the View's children.
|
||||
// moveTo and addAt are both relative to the final state of the View's children.
|
||||
//
|
||||
// 1) Sort the views to add and indices to remove by index
|
||||
// 2) Iterate the indices being removed from high to low and remove them. Going high to low
|
||||
// makes sure we remove the correct index when there are multiple to remove.
|
||||
// 3) Iterate the views being added by index low to high and add them. Like the view removal,
|
||||
// iteration direction is important to preserve the correct index.
|
||||
|
||||
Arrays.sort(viewsToAdd, ViewAtIndex.COMPARATOR);
|
||||
Arrays.sort(indicesToRemove);
|
||||
|
||||
// Apply changes to CSSNode hierarchy
|
||||
int lastIndexRemoved = -1;
|
||||
for (int i = indicesToRemove.length - 1; i >= 0; i--) {
|
||||
int indexToRemove = indicesToRemove[i];
|
||||
if (indexToRemove == lastIndexRemoved) {
|
||||
throw new IllegalViewOperationException("Repeated indices in Removal list for view tag: "
|
||||
+ viewTag);
|
||||
}
|
||||
cssNodeToManage.removeChildAt(indicesToRemove[i]);
|
||||
lastIndexRemoved = indicesToRemove[i];
|
||||
}
|
||||
|
||||
for (int i = 0; i < viewsToAdd.length; i++) {
|
||||
ViewAtIndex viewAtIndex = viewsToAdd[i];
|
||||
ReactShadowNode cssNodeToAdd = mShadowNodeRegistry.getNode(viewAtIndex.mTag);
|
||||
if (cssNodeToAdd == null) {
|
||||
throw new IllegalViewOperationException("Trying to add unknown view tag: "
|
||||
+ viewAtIndex.mTag);
|
||||
}
|
||||
cssNodeToManage.addChildAt(cssNodeToAdd, viewAtIndex.mIndex);
|
||||
}
|
||||
|
||||
if (!cssNodeToManage.isVirtual() && !cssNodeToManage.isVirtualAnchor()) {
|
||||
mNativeViewHierarchyOptimizer.handleManageChildren(
|
||||
cssNodeToManage,
|
||||
indicesToRemove,
|
||||
tagsToRemove,
|
||||
viewsToAdd,
|
||||
tagsToDelete);
|
||||
}
|
||||
|
||||
for (int i = 0; i < tagsToDelete.length; i++) {
|
||||
removeShadowNode(mShadowNodeRegistry.getNode(tagsToDelete[i]));
|
||||
}
|
||||
}
|
||||
|
||||
private void removeShadowNode(ReactShadowNode nodeToRemove) {
|
||||
mNativeViewHierarchyOptimizer.handleRemoveNode(nodeToRemove);
|
||||
for (int i = nodeToRemove.getChildCount() - 1; i >= 0; i--) {
|
||||
removeShadowNode(nodeToRemove.getChildAt(i));
|
||||
}
|
||||
nodeToRemove.removeAllChildren();
|
||||
mUIImplementation.manageChildren(
|
||||
viewTag,
|
||||
moveFrom,
|
||||
moveTo,
|
||||
addChildTags,
|
||||
addAtIndices,
|
||||
removeFrom);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -414,35 +247,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
*/
|
||||
@ReactMethod
|
||||
public void replaceExistingNonRootView(int oldTag, int newTag) {
|
||||
if (mShadowNodeRegistry.isRootNode(oldTag) || mShadowNodeRegistry.isRootNode(newTag)) {
|
||||
throw new IllegalViewOperationException("Trying to add or replace a root tag!");
|
||||
}
|
||||
|
||||
ReactShadowNode oldNode = mShadowNodeRegistry.getNode(oldTag);
|
||||
if (oldNode == null) {
|
||||
throw new IllegalViewOperationException("Trying to replace unknown view tag: " + oldTag);
|
||||
}
|
||||
|
||||
ReactShadowNode parent = oldNode.getParent();
|
||||
if (parent == null) {
|
||||
throw new IllegalViewOperationException("Node is not attached to a parent: " + oldTag);
|
||||
}
|
||||
|
||||
int oldIndex = parent.indexOf(oldNode);
|
||||
if (oldIndex < 0) {
|
||||
throw new IllegalStateException("Didn't find child tag in parent");
|
||||
}
|
||||
|
||||
WritableArray tagsToAdd = Arguments.createArray();
|
||||
tagsToAdd.pushInt(newTag);
|
||||
|
||||
WritableArray addAtIndices = Arguments.createArray();
|
||||
addAtIndices.pushInt(oldIndex);
|
||||
|
||||
WritableArray indicesToRemove = Arguments.createArray();
|
||||
indicesToRemove.pushInt(oldIndex);
|
||||
|
||||
manageChildren(parent.getReactTag(), null, null, tagsToAdd, addAtIndices, indicesToRemove);
|
||||
mUIImplementation.replaceExistingNonRootView(oldTag, newTag);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -453,18 +258,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
*/
|
||||
@ReactMethod
|
||||
public void removeSubviewsFromContainerWithID(int containerTag) {
|
||||
ReactShadowNode containerNode = mShadowNodeRegistry.getNode(containerTag);
|
||||
if (containerNode == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Trying to remove subviews of an unknown view tag: " + containerTag);
|
||||
}
|
||||
|
||||
WritableArray indicesToRemove = Arguments.createArray();
|
||||
for (int childIndex = 0; childIndex < containerNode.getChildCount(); childIndex++) {
|
||||
indicesToRemove.pushInt(childIndex);
|
||||
}
|
||||
|
||||
manageChildren(containerTag, null, null, null, null, indicesToRemove);
|
||||
mUIImplementation.removeSubviewsFromContainerWithID(containerTag);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -472,12 +266,8 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
* via an async callback.
|
||||
*/
|
||||
@ReactMethod
|
||||
public void measure(final int reactTag, final Callback callback) {
|
||||
// This method is called by the implementation of JS touchable interface (see Touchable.js for
|
||||
// more details) at the moment of touch activation. That is after user starts the gesture from
|
||||
// a touchable view with a given reactTag, or when user drag finger back into the press
|
||||
// activation area of a touchable view that have been activated before.
|
||||
mOperationsQueue.enqueueMeasure(reactTag, callback);
|
||||
public void measure(int reactTag, Callback callback) {
|
||||
mUIImplementation.measure(reactTag, callback);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -496,16 +286,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
int ancestorTag,
|
||||
Callback errorCallback,
|
||||
Callback successCallback) {
|
||||
try {
|
||||
measureLayout(tag, ancestorTag, mMeasureBuffer);
|
||||
float relativeX = PixelUtil.toDIPFromPixel(mMeasureBuffer[0]);
|
||||
float relativeY = PixelUtil.toDIPFromPixel(mMeasureBuffer[1]);
|
||||
float width = PixelUtil.toDIPFromPixel(mMeasureBuffer[2]);
|
||||
float height = PixelUtil.toDIPFromPixel(mMeasureBuffer[3]);
|
||||
successCallback.invoke(relativeX, relativeY, width, height);
|
||||
} catch (IllegalViewOperationException e) {
|
||||
errorCallback.invoke(e.getMessage());
|
||||
}
|
||||
mUIImplementation.measureLayout(tag, ancestorTag, errorCallback, successCallback);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -520,94 +301,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
int tag,
|
||||
Callback errorCallback,
|
||||
Callback successCallback) {
|
||||
try {
|
||||
measureLayoutRelativeToParent(tag, mMeasureBuffer);
|
||||
float relativeX = PixelUtil.toDIPFromPixel(mMeasureBuffer[0]);
|
||||
float relativeY = PixelUtil.toDIPFromPixel(mMeasureBuffer[1]);
|
||||
float width = PixelUtil.toDIPFromPixel(mMeasureBuffer[2]);
|
||||
float height = PixelUtil.toDIPFromPixel(mMeasureBuffer[3]);
|
||||
successCallback.invoke(relativeX, relativeY, width, height);
|
||||
} catch (IllegalViewOperationException e) {
|
||||
errorCallback.invoke(e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
private void measureLayout(int tag, int ancestorTag, int[] outputBuffer) {
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(tag);
|
||||
ReactShadowNode ancestor = mShadowNodeRegistry.getNode(ancestorTag);
|
||||
if (node == null || ancestor == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Tag " + (node == null ? tag : ancestorTag) + " does not exist");
|
||||
}
|
||||
|
||||
if (node != ancestor) {
|
||||
ReactShadowNode currentParent = node.getParent();
|
||||
while (currentParent != ancestor) {
|
||||
if (currentParent == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Tag " + ancestorTag + " is not an ancestor of tag " + tag);
|
||||
}
|
||||
currentParent = currentParent.getParent();
|
||||
}
|
||||
}
|
||||
|
||||
measureLayoutRelativeToVerifiedAncestor(node, ancestor, outputBuffer);
|
||||
}
|
||||
|
||||
private void measureLayoutRelativeToParent(int tag, int[] outputBuffer) {
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(tag);
|
||||
if (node == null) {
|
||||
throw new IllegalViewOperationException("No native view for tag " + tag + " exists!");
|
||||
}
|
||||
ReactShadowNode parent = node.getParent();
|
||||
if (parent == null) {
|
||||
throw new IllegalViewOperationException("View with tag " + tag + " doesn't have a parent!");
|
||||
}
|
||||
|
||||
measureLayoutRelativeToVerifiedAncestor(node, parent, outputBuffer);
|
||||
}
|
||||
|
||||
private void measureLayoutRelativeToVerifiedAncestor(
|
||||
ReactShadowNode node,
|
||||
ReactShadowNode ancestor,
|
||||
int[] outputBuffer) {
|
||||
int offsetX = 0;
|
||||
int offsetY = 0;
|
||||
if (node != ancestor) {
|
||||
offsetX = Math.round(node.getLayoutX());
|
||||
offsetY = Math.round(node.getLayoutY());
|
||||
ReactShadowNode current = node.getParent();
|
||||
while (current != ancestor) {
|
||||
Assertions.assertNotNull(current);
|
||||
assertNodeDoesNotNeedCustomLayoutForChildren(current);
|
||||
offsetX += Math.round(current.getLayoutX());
|
||||
offsetY += Math.round(current.getLayoutY());
|
||||
current = current.getParent();
|
||||
}
|
||||
assertNodeDoesNotNeedCustomLayoutForChildren(ancestor);
|
||||
}
|
||||
|
||||
outputBuffer[0] = offsetX;
|
||||
outputBuffer[1] = offsetY;
|
||||
outputBuffer[2] = node.getScreenWidth();
|
||||
outputBuffer[3] = node.getScreenHeight();
|
||||
}
|
||||
|
||||
private void assertNodeDoesNotNeedCustomLayoutForChildren(ReactShadowNode node) {
|
||||
ViewManager viewManager = Assertions.assertNotNull(mViewManagers.get(node.getViewClass()));
|
||||
ViewGroupManager viewGroupManager;
|
||||
if (viewManager instanceof ViewGroupManager) {
|
||||
viewGroupManager = (ViewGroupManager) viewManager;
|
||||
} else {
|
||||
throw new IllegalViewOperationException("Trying to use view " + node.getViewClass() +
|
||||
" as a parent, but its Manager doesn't extends ViewGroupManager");
|
||||
}
|
||||
if (viewGroupManager != null && viewGroupManager.needsCustomLayoutForChildren()) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Trying to measure a view using measureLayout/measureLayoutRelativeToParent relative to" +
|
||||
" an ancestor that requires custom layout for it's children (" + node.getViewClass() +
|
||||
"). Use measure instead.");
|
||||
}
|
||||
mUIImplementation.measureLayoutRelativeToParent(tag, errorCallback, successCallback);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -626,7 +320,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
final int reactTag,
|
||||
final ReadableArray point,
|
||||
final Callback callback) {
|
||||
mOperationsQueue.enqueueFindTargetForTouch(
|
||||
mUIImplementation.findSubviewIn(
|
||||
reactTag,
|
||||
Math.round(PixelUtil.toPixelFromDIP(point.getDouble(0))),
|
||||
Math.round(PixelUtil.toPixelFromDIP(point.getDouble(1))),
|
||||
|
|
@ -637,47 +331,36 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
* Registers a new Animation that can then be added to a View using {@link #addAnimation}.
|
||||
*/
|
||||
public void registerAnimation(Animation animation) {
|
||||
mOperationsQueue.enqueueRegisterAnimation(animation);
|
||||
mUIImplementation.registerAnimation(animation);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds an Animation previously registered with {@link #registerAnimation} to a View and starts it
|
||||
*/
|
||||
public void addAnimation(final int reactTag, final int animationID, final Callback onSuccess) {
|
||||
assertViewExists(reactTag, "addAnimation");
|
||||
mOperationsQueue.enqueueAddAnimation(reactTag, animationID, onSuccess);
|
||||
public void addAnimation(int reactTag, int animationID, Callback onSuccess) {
|
||||
mUIImplementation.addAnimation(reactTag, animationID, onSuccess);
|
||||
}
|
||||
|
||||
/**
|
||||
* Removes an existing Animation, canceling it if it was in progress.
|
||||
*/
|
||||
public void removeAnimation(int reactTag, int animationID) {
|
||||
assertViewExists(reactTag, "removeAnimation");
|
||||
mOperationsQueue.enqueueRemoveAnimation(animationID);
|
||||
mUIImplementation.removeAnimation(reactTag, animationID);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void setJSResponder(int reactTag, boolean blockNativeResponder) {
|
||||
assertViewExists(reactTag, "setJSResponder");
|
||||
ReactShadowNode node = mShadowNodeRegistry.getNode(reactTag);
|
||||
while (node.isVirtual() || node.isLayoutOnly()) {
|
||||
node = node.getParent();
|
||||
}
|
||||
mOperationsQueue.enqueueSetJSResponder(node.getReactTag(), reactTag, blockNativeResponder);
|
||||
mUIImplementation.setJSResponder(reactTag, blockNativeResponder);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void clearJSResponder() {
|
||||
mOperationsQueue.enqueueClearJSResponder();
|
||||
mUIImplementation.clearJSResponder();
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void dispatchViewManagerCommand(
|
||||
int reactTag,
|
||||
int commandId,
|
||||
ReadableArray commandArgs) {
|
||||
assertViewExists(reactTag, "dispatchViewManagerCommand");
|
||||
mOperationsQueue.enqueueDispatchCommand(reactTag, commandId, commandArgs);
|
||||
public void dispatchViewManagerCommand(int reactTag, int commandId, ReadableArray commandArgs) {
|
||||
mUIImplementation.dispatchViewManagerCommand(reactTag, commandId, commandArgs);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -691,13 +374,8 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
* no arguments if the menu is dismissed
|
||||
*/
|
||||
@ReactMethod
|
||||
public void showPopupMenu(
|
||||
int reactTag,
|
||||
ReadableArray items,
|
||||
Callback error,
|
||||
Callback success) {
|
||||
assertViewExists(reactTag, "showPopupMenu");
|
||||
mOperationsQueue.enqueueShowPopupMenu(reactTag, items, error, success);
|
||||
public void showPopupMenu(int reactTag, ReadableArray items, Callback error, Callback success) {
|
||||
mUIImplementation.showPopupMenu(reactTag, items, error, success);
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
|
|
@ -708,14 +386,6 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
// TODO(6588266): Implement if required
|
||||
}
|
||||
|
||||
private void assertViewExists(int reactTag, String operationNameForExceptionMessage) {
|
||||
if (mShadowNodeRegistry.getNode(reactTag) == null) {
|
||||
throw new IllegalViewOperationException(
|
||||
"Unable to execute operation " + operationNameForExceptionMessage + " on view with " +
|
||||
"tag: " + reactTag + ", since the view does not exists");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* To implement the transactional requirement mentioned in the class javadoc, we only commit
|
||||
* UI changes to the actual view hierarchy once a batch of JS->Java calls have been completed.
|
||||
|
|
@ -739,7 +409,7 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
.arg("BatchId", batchId)
|
||||
.flush();
|
||||
try {
|
||||
dispatchViewUpdates(batchId);
|
||||
mUIImplementation.dispatchViewUpdates(mEventDispatcher, batchId);
|
||||
} finally {
|
||||
Systrace.endSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE);
|
||||
}
|
||||
|
|
@ -747,73 +417,15 @@ public class UIManagerModule extends ReactContextBaseJavaModule implements
|
|||
|
||||
public void setViewHierarchyUpdateDebugListener(
|
||||
@Nullable NotThreadSafeViewHierarchyUpdateDebugListener listener) {
|
||||
mOperationsQueue.setViewHierarchyUpdateDebugListener(listener);
|
||||
mUIImplementation.setViewHierarchyUpdateDebugListener(listener);
|
||||
}
|
||||
|
||||
public EventDispatcher getEventDispatcher() {
|
||||
return mEventDispatcher;
|
||||
}
|
||||
|
||||
private void dispatchViewUpdates(final int batchId) {
|
||||
for (int i = 0; i < mShadowNodeRegistry.getRootNodeCount(); i++) {
|
||||
int tag = mShadowNodeRegistry.getRootTag(i);
|
||||
ReactShadowNode cssRoot = mShadowNodeRegistry.getNode(tag);
|
||||
notifyOnBeforeLayoutRecursive(cssRoot);
|
||||
|
||||
SystraceMessage.beginSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE, "cssRoot.calculateLayout")
|
||||
.arg("rootTag", tag)
|
||||
.flush();
|
||||
try {
|
||||
cssRoot.calculateLayout(mLayoutContext);
|
||||
} finally {
|
||||
Systrace.endSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE);
|
||||
}
|
||||
applyUpdatesRecursive(cssRoot, 0f, 0f);
|
||||
}
|
||||
|
||||
mNativeViewHierarchyOptimizer.onBatchComplete();
|
||||
mOperationsQueue.dispatchViewUpdates(batchId);
|
||||
}
|
||||
|
||||
private void notifyOnBeforeLayoutRecursive(ReactShadowNode cssNode) {
|
||||
if (!cssNode.hasUpdates()) {
|
||||
return;
|
||||
}
|
||||
for (int i = 0; i < cssNode.getChildCount(); i++) {
|
||||
notifyOnBeforeLayoutRecursive(cssNode.getChildAt(i));
|
||||
}
|
||||
cssNode.onBeforeLayout();
|
||||
}
|
||||
|
||||
private void applyUpdatesRecursive(ReactShadowNode cssNode, float absoluteX, float absoluteY) {
|
||||
if (!cssNode.hasUpdates()) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (!cssNode.isVirtualAnchor()) {
|
||||
for (int i = 0; i < cssNode.getChildCount(); i++) {
|
||||
applyUpdatesRecursive(
|
||||
cssNode.getChildAt(i),
|
||||
absoluteX + cssNode.getLayoutX(),
|
||||
absoluteY + cssNode.getLayoutY());
|
||||
}
|
||||
}
|
||||
|
||||
int tag = cssNode.getReactTag();
|
||||
if (!mShadowNodeRegistry.isRootNode(tag)) {
|
||||
cssNode.dispatchUpdates(
|
||||
absoluteX,
|
||||
absoluteY,
|
||||
mOperationsQueue,
|
||||
mNativeViewHierarchyOptimizer,
|
||||
mEventDispatcher);
|
||||
}
|
||||
cssNode.markUpdateSeen();
|
||||
}
|
||||
|
||||
@ReactMethod
|
||||
public void sendAccessibilityEvent(int tag, int eventType) {
|
||||
mOperationsQueue.enqueueSendAccessibilityEvent(tag, eventType);
|
||||
mUIImplementation.sendAccessibilityEvent(tag, eventType);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче