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API > API/Runtime > API/Runtime/Slate > API/Runtime/Slate/Framework > API/Runtime/Slate/Framework/Application > API/Runtime/Slate/Framework/Application/FSlateApplication
References
| Module | Slate |
| Header | /Engine/Source/Runtime/Slate/Public/Framework/Application/SlateApplication.h |
| Include | #include "Framework/Application/SlateApplication.h" |
| Source | /Engine/Source/Runtime/Slate/Private/Framework/Application/SlateApplication.cpp |
void UnregisterGameViewport&40;&41;
Remarks
Unregisters the current game viewport from Slate. This method sends a final deactivation message to the viewport to allow it to do a final cleanup before being closed.