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Introduce CSSNodeCopyStyle 

Reviewed By: emilsjolander

Differential Revision: D4188514

fbshipit-source-id: af8d7fb5e8688c64aea05ce7ad23fff9233fb441
This commit is contained in:
Kazuki Sakamoto 2016-11-17 09:10:45 -08:00 committed by Facebook Github Bot
parent c5f6e864f9
commit 39a59caac1
4 changed files with 18 additions and 0 deletions
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7
React/CSSLayout/CSSLayout.c
View File

@ -341,6 +341,13 @@ bool CSSNodeIsDirty(const CSSNodeRef node) {
return node->isDirty;
}
void CSSNodeCopyStyle(const CSSNodeRef dstNode, const CSSNodeRef srcNode) {
if (memcmp(&dstNode->style, &srcNode->style, sizeof(CSSStyle)) != 0) {
memcpy(&dstNode->style, &srcNode->style, sizeof(CSSStyle));
_CSSNodeMarkDirty(dstNode);
}
}
inline float CSSNodeStyleGetFlexGrow(CSSNodeRef node) {
if (!CSSValueIsUndefined(node->style.flexGrow)) {
return node->style.flexGrow;

2
React/CSSLayout/CSSLayout.h
View File

@ -98,6 +98,8 @@ WIN_EXPORT bool CSSNodeCanUseCachedMeasurement(const CSSMeasureMode widthMode,
const float marginRow,
const float marginColumn);
WIN_EXPORT void CSSNodeCopyStyle(const CSSNodeRef dstNode, const CSSNodeRef srcNode);
#define CSS_NODE_PROPERTY(type, name, paramName) \
WIN_EXPORT void CSSNodeSet##name(const CSSNodeRef node, type paramName); \
WIN_EXPORT type CSSNodeGet##name(const CSSNodeRef node);

7
ReactCommon/CSSLayout/CSSLayout/CSSLayout.c
View File

@ -341,6 +341,13 @@ bool CSSNodeIsDirty(const CSSNodeRef node) {
return node->isDirty;
}
void CSSNodeCopyStyle(const CSSNodeRef dstNode, const CSSNodeRef srcNode) {
if (memcmp(&dstNode->style, &srcNode->style, sizeof(CSSStyle)) != 0) {
memcpy(&dstNode->style, &srcNode->style, sizeof(CSSStyle));
_CSSNodeMarkDirty(dstNode);
}
}
inline float CSSNodeStyleGetFlexGrow(CSSNodeRef node) {
if (!CSSValueIsUndefined(node->style.flexGrow)) {
return node->style.flexGrow;

2
ReactCommon/CSSLayout/CSSLayout/CSSLayout.h
View File

@ -98,6 +98,8 @@ WIN_EXPORT bool CSSNodeCanUseCachedMeasurement(const CSSMeasureMode widthMode,
const float marginRow,
const float marginColumn);
WIN_EXPORT void CSSNodeCopyStyle(const CSSNodeRef dstNode, const CSSNodeRef srcNode);
#define CSS_NODE_PROPERTY(type, name, paramName) \
WIN_EXPORT void CSSNodeSet##name(const CSSNodeRef node, type paramName); \
WIN_EXPORT type CSSNodeGet##name(const CSSNodeRef node);