106 lines
2.4 KiB
C++
106 lines
2.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Components/InvalidationBox.h"
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#include "Widgets/SNullWidget.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/SInvalidationPanel.h"
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#include UE_INLINE_GENERATED_CPP_BY_NAME(InvalidationBox)
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#define LOCTEXT_NAMESPACE "UMG"
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/////////////////////////////////////////////////////
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// UInvalidationBox
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UInvalidationBox::UInvalidationBox(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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PRAGMA_DISABLE_DEPRECATION_WARNINGS
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bCanCache = true;
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PRAGMA_ENABLE_DEPRECATION_WARNINGS
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SetVisibilityInternal(ESlateVisibility::SelfHitTestInvisible);
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}
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void UInvalidationBox::ReleaseSlateResources(bool bReleaseChildren)
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{
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Super::ReleaseSlateResources(bReleaseChildren);
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MyInvalidationPanel.Reset();
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}
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TSharedRef<SWidget> UInvalidationBox::RebuildWidget()
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{
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MyInvalidationPanel =
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SNew(SInvalidationPanel)
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#if !UE_BUILD_SHIPPING
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.DebugName(GetPathName())
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#endif
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;
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PRAGMA_DISABLE_DEPRECATION_WARNINGS
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MyInvalidationPanel->SetCanCache(IsDesignTime() ? false : bCanCache);
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PRAGMA_ENABLE_DEPRECATION_WARNINGS
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if ( GetChildrenCount() > 0 )
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{
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MyInvalidationPanel->SetContent(GetContentSlot()->Content ? GetContentSlot()->Content->TakeWidget() : SNullWidget::NullWidget);
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}
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return MyInvalidationPanel.ToSharedRef();
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}
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void UInvalidationBox::OnSlotAdded(UPanelSlot* InSlot)
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{
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// Add the child to the live slot if it already exists
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if ( MyInvalidationPanel.IsValid() )
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{
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MyInvalidationPanel->SetContent(InSlot->Content ? InSlot->Content->TakeWidget() : SNullWidget::NullWidget);
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}
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}
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void UInvalidationBox::OnSlotRemoved(UPanelSlot* InSlot)
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{
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// Remove the widget from the live slot if it exists.
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if ( MyInvalidationPanel.IsValid() )
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{
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MyInvalidationPanel->SetContent(SNullWidget::NullWidget);
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}
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}
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void UInvalidationBox::InvalidateCache()
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{
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}
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PRAGMA_DISABLE_DEPRECATION_WARNINGS
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bool UInvalidationBox::GetCanCache() const
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{
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if ( MyInvalidationPanel.IsValid() )
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{
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return MyInvalidationPanel->GetCanCache();
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}
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return bCanCache;
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}
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void UInvalidationBox::SetCanCache(bool CanCache)
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{
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bCanCache = CanCache;
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if ( MyInvalidationPanel.IsValid() )
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{
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return MyInvalidationPanel->SetCanCache(bCanCache);
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}
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}
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PRAGMA_ENABLE_DEPRECATION_WARNINGS
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#if WITH_EDITOR
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const FText UInvalidationBox::GetPaletteCategory()
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{
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return LOCTEXT("Optimization", "Optimization");
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}
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#endif
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/////////////////////////////////////////////////////
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#undef LOCTEXT_NAMESPACE
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