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[Core] Add Clay_GetCurrentElementId function to the public API.

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This adds a new `Clay_GetCurrentElementId` function to the public API
that returns the ID of the currently open layout element.
This commit is contained in:
tritao 2025-04-24 15:08:23 +01:00
parent b33ba4ff62
commit bae8b2ea25
1 changed files with 13 additions and 0 deletions
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13
clay.h
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@ -830,6 +830,8 @@ CLAY_DLL_EXPORT Clay_ElementId Clay_GetElementId(Clay_String idString);
// - index is used to avoid constructing dynamic ID strings in loops. // - index is used to avoid constructing dynamic ID strings in loops.
// Generally only used for dynamic strings when CLAY_IDI("stringLiteral", index) can't be used. // Generally only used for dynamic strings when CLAY_IDI("stringLiteral", index) can't be used.
CLAY_DLL_EXPORT Clay_ElementId Clay_GetElementIdWithIndex(Clay_String idString, uint32_t index); CLAY_DLL_EXPORT Clay_ElementId Clay_GetElementIdWithIndex(Clay_String idString, uint32_t index);
// Returns the ID of the currently open layout element.
CLAY_DLL_EXPORT Clay_ElementId Clay_GetCurrentElementId(void);
// Returns layout data such as the final calculated bounding box for an element with a given ID. // Returns layout data such as the final calculated bounding box for an element with a given ID.
// The returned Clay_ElementData contains a `found` bool that will be true if an element with the provided ID was found. // The returned Clay_ElementData contains a `found` bool that will be true if an element with the provided ID was found.
// This ID can be calculated either with CLAY_ID() for string literal IDs, or Clay_GetElementId for dynamic strings. // This ID can be calculated either with CLAY_ID() for string literal IDs, or Clay_GetElementId for dynamic strings.
@ -3893,6 +3895,17 @@ Clay_Context* Clay_GetCurrentContext(void) {
return Clay__currentContext; return Clay__currentContext;
} }
CLAY_WASM_EXPORT("Clay_GetCurrentElementId")
Clay_ElementId Clay_GetCurrentElementId(void) {
Clay_Context* context = Clay_GetCurrentContext();
if (context->openLayoutElementStack.length == 0) {
// Return a default or invalid ElementId if no element is open
return CLAY__INIT(Clay_ElementId) CLAY__DEFAULT_STRUCT;
}
Clay_LayoutElement* currentElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 1));
return CLAY__INIT(Clay_ElementId) { .id = currentElement->id };
}
CLAY_WASM_EXPORT("Clay_SetCurrentContext") CLAY_WASM_EXPORT("Clay_SetCurrentContext")
void Clay_SetCurrentContext(Clay_Context* context) { void Clay_SetCurrentContext(Clay_Context* context) {
Clay__currentContext = context; Clay__currentContext = context;