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API > API/Runtime > API/Runtime/InteractiveToolsFramework > API/Runtime/InteractiveToolsFramework/IToolsContextTransactionsAPI
Description
Forward an invalidation request from Tools framework, to cause repaint/etc. This is not always necessary but in some situations (eg in Non-Realtime mode in Editor) a redraw will not happen every frame. See UInputRouter for options to enable auto-invalidation.
| Name | PostInvalidation |
| Type | function |
| Header File | /Engine/Source/Runtime/InteractiveToolsFramework/Public/ToolContextInterfaces.h |
| Include Path | #include "ToolContextInterfaces.h" |
void PostInvalidation()