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Unreal Engine C++ API Reference > Runtime > SlateCore > Widgets > SWidget
References
| Module | SlateCore |
| Header | /Engine/Source/Runtime/SlateCore/Public/Widgets/SWidget.h |
| Include | #include "Widgets/SWidget.h" |
| Source | /Engine/Source/Runtime/SlateCore/Private/Widgets/SWidget.cpp |
void Invalidate
&40;
EInvalidateWidgetReason InvalidateReason
&41;
Remarks
Invalidates the widget from the view of a layout caching widget that may own this widget. will force the owning widget to redraw and cache children on the next paint pass.