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Unreal Engine C++ API Reference > Editor > EditorFramework > Toolkits > IToolkitHost
Type
typedef TMulticastDelegate_TwoParams< void, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IAssetViewport](API\Editor\UnrealEd\IAssetViewport) >, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IAssetViewport](API\Editor\UnrealEd\IAssetViewport) > > FOnActiveViewportChanged
References
Module | EditorFramework |
Header | /Engine/Source/Editor/EditorFramework/Public/Toolkits/IToolkitHost.h |
Include | #include "Toolkits/IToolkitHost.h" |
Remarks
Notificaton when the active viewport changed