Handle children internally in CSSLayout
Reviewed By: javache Differential Revision: D3588205 fbshipit-source-id: 27f701a9a85cc0e86bb1d233a6bc74b529a8d4d4
This commit is contained in:
Emil Sjolander
Facebook Github Bot 6
parent
566e0553ca
commit
0df569dc7f
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@ -14,6 +14,7 @@
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#include <stdlib.h>
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#include "CSSLayout.h"
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#include "CSSNodeList.h"
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CSS_EXTERN_C_BEGIN
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@ -85,15 +86,14 @@ typedef struct CSSStyle {
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typedef struct CSSNode {
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CSSStyle style;
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CSSLayout layout;
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int childCount;
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int lineIndex;
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bool shouldUpdate;
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bool isTextNode;
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CSSNodeListRef children;
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struct CSSNode* nextChild;
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CSSSize (*measure)(void *context, float width, CSSMeasureMode widthMode, float height, CSSMeasureMode heightMode);
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struct CSSNode* (*getChild)(void *context, int i);
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bool (*isDirty)(void *context);
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void (*print)(void *context);
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void *context;
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@ -30,12 +30,16 @@ __forceinline const float fmaxf(const float a, const float b) {
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#define POSITIVE_FLEX_IS_AUTO 0
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CSSNodeRef CSSNodeNew() {
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CSSNode* node = (CSSNode*)calloc(1, sizeof(*node));
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CSSNodeRef node = calloc(1, sizeof(CSSNode));
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assert(node != NULL);
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node->children = CSSNodeListNew(4);
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CSSNodeInit(node);
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return node;
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}
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void CSSNodeFree(CSSNodeRef node) {
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CSSNodeListFree(node->children);
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free(node);
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}
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@ -84,6 +88,22 @@ void CSSNodeInit(CSSNodeRef node) {
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node->layout.cached_layout.heightMeasureMode = (CSSMeasureMode)-1;
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}
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void CSSNodeInsertChild(CSSNodeRef node, CSSNodeRef child, unsigned int index) {
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CSSNodeListInsert(node->children, child, index);
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}
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void CSSNodeRemoveChild(CSSNodeRef node, CSSNodeRef child) {
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CSSNodeListDelete(node->children, child);
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}
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CSSNodeRef CSSNodeGetChild(CSSNodeRef node, unsigned int index) {
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return CSSNodeListGet(node->children, index);
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}
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unsigned int CSSNodeChildCount(CSSNodeRef node) {
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return CSSNodeListCount(node->children);
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}
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#define CSS_NODE_PROPERTY_IMPL(type, name, paramName, instanceName) \
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void CSSNodeSet##name(CSSNodeRef node, type paramName) { \
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node->instanceName = paramName;\
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@ -108,9 +128,7 @@ type CSSNodeLayoutGet##name(CSSNodeRef node) { \
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} \
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CSS_NODE_PROPERTY_IMPL(void*, Context, context, context);
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CSS_NODE_PROPERTY_IMPL(int, ChildCount, childCount, childCount);
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CSS_NODE_PROPERTY_IMPL(CSSMeasureFunc, MeasureFunc, measureFunc, measure);
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CSS_NODE_PROPERTY_IMPL(CSSChildFunc, ChildFunc, childFunc, getChild);
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CSS_NODE_PROPERTY_IMPL(CSSIsDirtyFunc, IsDirtyFunc, isDirtyFunc, isDirty);
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CSS_NODE_PROPERTY_IMPL(CSSPrintFunc, PrintFunc, printFunc, print);
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CSS_NODE_PROPERTY_IMPL(bool, IsTextnode, isTextNode, isTextNode);
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@ -335,10 +353,11 @@ static void print_css_node_rec(
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print_number_nan("bottom", node->style.position[CSSPositionBottom]);
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}
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if (options & CSSPrintOptionsChildren && node->childCount > 0) {
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unsigned int childCount = CSSNodeListCount(node->children);
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if (options & CSSPrintOptionsChildren && childCount > 0) {
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printf("children: [\n");
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for (int i = 0; i < node->childCount; ++i) {
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print_css_node_rec(node->getChild(node->context, i), options, level + 1);
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for (unsigned int i = 0; i < childCount; ++i) {
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print_css_node_rec(CSSNodeGetChild(node, i), options, level + 1);
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}
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indent(level);
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printf("]},\n");
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@ -789,7 +808,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// For nodes with no children, use the available values if they were provided, or
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// the minimum size as indicated by the padding and border sizes.
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int childCount = node->childCount;
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unsigned int childCount = CSSNodeListCount(node->children);
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if (childCount == 0) {
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node->layout.measuredDimensions[CSSDimensionWidth] = boundAxis(node, CSSFlexDirectionRow,
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(widthMeasureMode == CSSMeasureModeUndefined || widthMeasureMode == CSSMeasureModeAtMost) ?
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@ -861,13 +880,13 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// STEP 3: DETERMINE FLEX BASIS FOR EACH ITEM
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CSSNode* child;
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int i;
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unsigned int i;
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float childWidth;
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float childHeight;
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CSSMeasureMode childWidthMeasureMode;
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CSSMeasureMode childHeightMeasureMode;
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for (i = 0; i < childCount; i++) {
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child = node->getChild(node->context, i);
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child = CSSNodeListGet(node->children, i);
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if (performLayout) {
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// Set the initial position (relative to the parent).
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@ -1003,7 +1022,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// Add items to the current line until it's full or we run out of items.
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while (i < childCount) {
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child = node->getChild(node->context, i);
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child = CSSNodeListGet(node->children, i);
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child->lineIndex = lineCount;
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if (child->style.positionType != CSSPositionTypeAbsolute) {
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@ -1248,7 +1267,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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float crossDim = 0;
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for (i = startOfLineIndex; i < endOfLineIndex; ++i) {
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child = node->getChild(node->context, i);
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child = CSSNodeListGet(node->children, i);
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if (child->style.positionType == CSSPositionTypeAbsolute &&
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isPosDefined(child, leading[mainAxis])) {
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@ -1313,7 +1332,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// We can skip child alignment if we're just measuring the container.
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if (performLayout) {
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for (i = startOfLineIndex; i < endOfLineIndex; ++i) {
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child = node->getChild(node->context, i);
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child = CSSNodeListGet(node->children, i);
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if (child->style.positionType == CSSPositionTypeAbsolute) {
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// If the child is absolutely positioned and has a top/left/bottom/right
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@ -1405,7 +1424,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// compute the line's height and find the endIndex
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float lineHeight = 0;
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for (j = startIndex; j < childCount; ++j) {
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child = node->getChild(node->context, j);
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child = CSSNodeListGet(node->children, j);
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if (child->style.positionType != CSSPositionTypeRelative) {
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continue;
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}
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@ -1422,7 +1441,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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if (performLayout) {
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for (j = startIndex; j < endIndex; ++j) {
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child = node->getChild(node->context, j);
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child = CSSNodeListGet(node->children, j);
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if (child->style.positionType != CSSPositionTypeRelative) {
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continue;
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}
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@ -1493,7 +1512,7 @@ static void layoutNodeImpl(CSSNode* node, float availableWidth, float availableH
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// Set trailing position if necessary.
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if (needsMainTrailingPos || needsCrossTrailingPos) {
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for (i = 0; i < childCount; ++i) {
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child = node->getChild(node->context, i);
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child = CSSNodeListGet(node->children, i);
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if (needsMainTrailingPos) {
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setTrailingPosition(node, child, mainAxis);
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@ -110,7 +110,6 @@ typedef struct CSSSize {
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typedef struct CSSNode * CSSNodeRef;
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typedef CSSSize (*CSSMeasureFunc)(void *context, float width, CSSMeasureMode widthMode, float height, CSSMeasureMode heightMode);
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typedef CSSNodeRef (*CSSChildFunc)(void *context, int i);
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typedef bool (*CSSIsDirtyFunc)(void *context);
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typedef void (*CSSPrintFunc)(void *context);
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@ -119,6 +118,11 @@ CSSNodeRef CSSNodeNew();
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void CSSNodeInit(CSSNodeRef node);
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void CSSNodeFree(CSSNodeRef node);
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void CSSNodeInsertChild(CSSNodeRef node, CSSNodeRef child, unsigned int index);
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void CSSNodeRemoveChild(CSSNodeRef node, CSSNodeRef child);
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CSSNodeRef CSSNodeGetChild(CSSNodeRef node, unsigned int index);
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unsigned int CSSNodeChildCount(CSSNodeRef node);
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void CSSNodeCalculateLayout(
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CSSNodeRef node,
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float availableWidth,
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@ -141,9 +145,7 @@ type CSSNodeStyleGet##name(CSSNodeRef node);
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type CSSNodeLayoutGet##name(CSSNodeRef node);
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CSS_NODE_PROPERTY(void*, Context, context);
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CSS_NODE_PROPERTY(int, ChildCount, childCount);
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CSS_NODE_PROPERTY(CSSMeasureFunc, MeasureFunc, measureFunc);
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CSS_NODE_PROPERTY(CSSChildFunc, ChildFunc, childFunc);
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CSS_NODE_PROPERTY(CSSIsDirtyFunc, IsDirtyFunc, isDirtyFunc);
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CSS_NODE_PROPERTY(CSSPrintFunc, PrintFunc, printFunc);
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CSS_NODE_PROPERTY(bool, IsTextnode, isTextNode);
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@ -0,0 +1,86 @@
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/**
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* Copyright (c) 2014-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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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "CSSNodeList.h"
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struct CSSNodeList {
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int capacity;
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int count;
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void **items;
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};
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CSSNodeListRef CSSNodeListNew(unsigned int initialCapacity) {
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CSSNodeListRef list = malloc(sizeof(struct CSSNodeList));
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assert(list != NULL);
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list->capacity = initialCapacity;
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list->count = 0;
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list->items = malloc(sizeof(void*) * list->capacity);
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assert(list->items != NULL);
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return list;
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}
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void CSSNodeListFree(CSSNodeListRef list) {
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free(list);
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}
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unsigned int CSSNodeListCount(CSSNodeListRef list) {
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return list->count;
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}
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void CSSNodeListAdd(CSSNodeListRef list, CSSNodeRef node) {
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CSSNodeListInsert(list, node, list->count);
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}
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void CSSNodeListInsert(CSSNodeListRef list, CSSNodeRef node, unsigned int index) {
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if (list->count == list->capacity) {
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list->capacity *= 2;
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list->items = realloc(list->items, sizeof(void*) * list->capacity);
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assert(list->items != NULL);
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}
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for (unsigned int i = list->count; i > index; i--) {
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list->items[i] = list->items[i - 1];
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}
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list->count++;
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list->items[index] = node;
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}
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CSSNodeRef CSSNodeListRemove(CSSNodeListRef list, unsigned int index) {
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CSSNodeRef removed = list->items[index];
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list->items[index] = NULL;
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for (unsigned int i = index; i < list->count - 1; i++) {
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list->items[i] = list->items[i + 1];
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list->items[i + 1] = NULL;
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}
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list->count--;
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return removed;
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}
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CSSNodeRef CSSNodeListDelete(CSSNodeListRef list, CSSNodeRef node) {
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for (unsigned int i = 0; i < list->count; i++) {
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if (list->items[i] == node) {
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return CSSNodeListRemove(list, i);
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}
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}
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return NULL;
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}
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CSSNodeRef CSSNodeListGet(CSSNodeListRef list, unsigned int index) {
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return list->items[index];
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}
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@ -0,0 +1,30 @@
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/**
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* Copyright (c) 2014-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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#ifndef __CSS_NODE_LIST_H
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#define __CSS_NODE_LIST_H
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#include <CSSLayout/CSSLayout.h>
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CSS_EXTERN_C_BEGIN
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typedef struct CSSNodeList * CSSNodeListRef;
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CSSNodeListRef CSSNodeListNew(unsigned int initialCapacity);
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void CSSNodeListFree(CSSNodeListRef list);
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unsigned int CSSNodeListCount(CSSNodeListRef list);
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void CSSNodeListAdd(CSSNodeListRef list, CSSNodeRef node);
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void CSSNodeListInsert(CSSNodeListRef list, CSSNodeRef node, unsigned int index);
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CSSNodeRef CSSNodeListRemove(CSSNodeListRef list, unsigned int index);
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CSSNodeRef CSSNodeListDelete(CSSNodeListRef list, CSSNodeRef node);
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CSSNodeRef CSSNodeListGet(CSSNodeListRef list, unsigned int index);
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CSS_EXTERN_C_END
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#endif
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@ -11,6 +11,7 @@
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008341F61D1DB34400876D9A /* RCTJSStackFrame.m in Sources */ = {isa = PBXBuildFile; fileRef = 008341F41D1DB34400876D9A /* RCTJSStackFrame.m */; };
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131B6AF41AF1093D00FFC3E0 /* RCTSegmentedControl.m in Sources */ = {isa = PBXBuildFile; fileRef = 131B6AF11AF1093D00FFC3E0 /* RCTSegmentedControl.m */; };
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131B6AF51AF1093D00FFC3E0 /* RCTSegmentedControlManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 131B6AF31AF1093D00FFC3E0 /* RCTSegmentedControlManager.m */; };
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1321C8D01D3EB50800D58318 /* CSSNodeList.c in Sources */ = {isa = PBXBuildFile; fileRef = 1321C8CE1D3EB50800D58318 /* CSSNodeList.c */; };
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133683521D37ACA10077D0C3 /* CSSLayout.c in Sources */ = {isa = PBXBuildFile; fileRef = 133683441D37ACA10077D0C3 /* CSSLayout.c */; };
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133CAE8E1B8E5CFD00F6AD92 /* RCTDatePicker.m in Sources */ = {isa = PBXBuildFile; fileRef = 133CAE8D1B8E5CFD00F6AD92 /* RCTDatePicker.m */; };
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13456E931ADAD2DE009F94A7 /* RCTConvert+CoreLocation.m in Sources */ = {isa = PBXBuildFile; fileRef = 13456E921ADAD2DE009F94A7 /* RCTConvert+CoreLocation.m */; };
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@ -126,6 +127,8 @@
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131B6AF11AF1093D00FFC3E0 /* RCTSegmentedControl.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTSegmentedControl.m; sourceTree = "<group>"; };
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131B6AF21AF1093D00FFC3E0 /* RCTSegmentedControlManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTSegmentedControlManager.h; sourceTree = "<group>"; };
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131B6AF31AF1093D00FFC3E0 /* RCTSegmentedControlManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTSegmentedControlManager.m; sourceTree = "<group>"; };
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1321C8CE1D3EB50800D58318 /* CSSNodeList.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = CSSNodeList.c; sourceTree = "<group>"; };
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1321C8CF1D3EB50800D58318 /* CSSNodeList.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CSSNodeList.h; sourceTree = "<group>"; };
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133683441D37ACA10077D0C3 /* CSSLayout.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = CSSLayout.c; sourceTree = "<group>"; };
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133683451D37ACA10077D0C3 /* CSSLayout.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CSSLayout.h; sourceTree = "<group>"; };
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133683481D37ACA10077D0C3 /* CSSMacros.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CSSMacros.h; sourceTree = "<group>"; };
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@ -344,6 +347,8 @@
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isa = PBXGroup;
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children = (
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131541CF1D3E4893006A0E08 /* CSSLayout-internal.h */,
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1321C8CE1D3EB50800D58318 /* CSSNodeList.c */,
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1321C8CF1D3EB50800D58318 /* CSSNodeList.h */,
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133683441D37ACA10077D0C3 /* CSSLayout.c */,
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133683451D37ACA10077D0C3 /* CSSLayout.h */,
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133683481D37ACA10077D0C3 /* CSSMacros.h */,
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@ -728,6 +733,7 @@
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13A0C28A1B74F71200B29F6F /* RCTDevMenu.m in Sources */,
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13BCE8091C99CB9D00DD7AAD /* RCTRootShadowView.m in Sources */,
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14C2CA711B3AC63800E6CBB2 /* RCTModuleMethod.m in Sources */,
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1321C8D01D3EB50800D58318 /* CSSNodeList.c in Sources */,
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13CC8A821B17642100940AE7 /* RCTBorderDrawing.m in Sources */,
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83CBBA511A601E3B00E9B192 /* RCTAssert.m in Sources */,
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13AF20451AE707F9005F5298 /* RCTSlider.m in Sources */,
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@ -56,13 +56,6 @@ static void RCTPrint(void *context)
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printf("%s(%zd), ", shadowView.viewName.UTF8String, shadowView.reactTag.integerValue);
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}
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static CSSNodeRef RCTGetChild(void *context, int i)
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{
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RCTShadowView *shadowView = (__bridge RCTShadowView *)context;
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RCTShadowView *child = [shadowView reactSubviews][i];
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return child->_cssNode;
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}
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static bool RCTIsDirty(void *context)
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{
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RCTShadowView *shadowView = (__bridge RCTShadowView *)context;
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@ -189,9 +182,9 @@ DEFINE_PROCESS_META_PROPS(Border);
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viewsWithNewFrame:(NSMutableSet<RCTShadowView *> *)viewsWithNewFrame
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absolutePosition:(CGPoint)absolutePosition
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{
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for (int i = 0; i < CSSNodeGetChildCount(node); ++i) {
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for (unsigned int i = 0; i < CSSNodeChildCount(node); ++i) {
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RCTShadowView *child = (RCTShadowView *)_reactSubviews[i];
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[child applyLayoutNode:RCTGetChild(CSSNodeGetContext(node), i)
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[child applyLayoutNode:CSSNodeGetChild(node, i)
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viewsWithNewFrame:viewsWithNewFrame
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absolutePosition:absolutePosition];
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}
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@ -319,7 +312,6 @@ DEFINE_PROCESS_META_PROPS(Border);
|
|||
|
||||
_cssNode = CSSNodeNew();
|
||||
CSSNodeSetContext(_cssNode, (__bridge void *)self);
|
||||
CSSNodeSetChildFunc(_cssNode, RCTGetChild);
|
||||
CSSNodeSetPrintFunc(_cssNode, RCTPrint);
|
||||
CSSNodeSetIsDirtyFunc(_cssNode, RCTIsDirty);
|
||||
}
|
||||
|
|
@ -388,7 +380,9 @@ DEFINE_PROCESS_META_PROPS(Border);
|
|||
- (void)insertReactSubview:(RCTShadowView *)subview atIndex:(NSInteger)atIndex
|
||||
{
|
||||
[_reactSubviews insertObject:subview atIndex:atIndex];
|
||||
CSSNodeSetChildCount(_cssNode, [self isCSSLeafNode] ? 0 : (int)_reactSubviews.count);
|
||||
if (![self isCSSLeafNode]) {
|
||||
CSSNodeInsertChild(_cssNode, subview.cssNode, atIndex);
|
||||
}
|
||||
subview->_superview = self;
|
||||
_didUpdateSubviews = YES;
|
||||
[self dirtyText];
|
||||
|
|
@ -404,7 +398,9 @@ DEFINE_PROCESS_META_PROPS(Border);
|
|||
_didUpdateSubviews = YES;
|
||||
subview->_superview = nil;
|
||||
[_reactSubviews removeObject:subview];
|
||||
CSSNodeSetChildCount(_cssNode, [self isCSSLeafNode] ? 0 : (int)_reactSubviews.count);
|
||||
if (![self isCSSLeafNode]) {
|
||||
CSSNodeRemoveChild(_cssNode, subview.cssNode);
|
||||
}
|
||||
}
|
||||
|
||||
- (NSArray<RCTShadowView *> *)reactSubviews
|
||||
|
|
|
|||
Loading…
Reference in New Issue