[Core] Fix a potential null pointer deref in scroll GetScrollContainerData

This commit is contained in:
Nic Barker 2025-04-12 11:27:10 +12:00
parent eb46688b82
commit 06167b4f4b

6
clay.h
View file

@ -4118,11 +4118,15 @@ Clay_ScrollContainerData Clay_GetScrollContainerData(Clay_ElementId id) {
for (int32_t i = 0; i < context->scrollContainerDatas.length; ++i) {
Clay__ScrollContainerDataInternal *scrollContainerData = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i);
if (scrollContainerData->elementId == id.id) {
Clay_ScrollElementConfig *scrollElementConfig = Clay__FindElementConfigWithType(scrollContainerData->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_SCROLL).scrollElementConfig;
if (!scrollElementConfig) { // This can happen on the first frame before a scroll container is declared
return CLAY__INIT(Clay_ScrollContainerData) CLAY__DEFAULT_STRUCT;
}
return CLAY__INIT(Clay_ScrollContainerData) {
.scrollPosition = &scrollContainerData->scrollPosition,
.scrollContainerDimensions = { scrollContainerData->boundingBox.width, scrollContainerData->boundingBox.height },
.contentDimensions = scrollContainerData->contentSize,
.config = *Clay__FindElementConfigWithType(scrollContainerData->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_SCROLL).scrollElementConfig,
.config = *scrollElementConfig,
.found = true
};
}