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70 lines
1.3 KiB
C++
70 lines
1.3 KiB
C++
// Copyright 1998-2017 Epic Games, Inc. All Rights Reserved.
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#include "WidgetReference.h"
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#include "WidgetBlueprintEditor.h"
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#define LOCTEXT_NAMESPACE "UMG"
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FWidgetHandle::FWidgetHandle(UWidget* InWidget)
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: Widget(InWidget)
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{
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}
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// FWidgetReference
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FWidgetReference::FWidgetReference()
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: WidgetEditor()
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, TemplateHandle()
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{
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}
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FWidgetReference::FWidgetReference(TSharedPtr<FWidgetBlueprintEditor> InWidgetEditor, TSharedPtr< FWidgetHandle > InTemplateHandle)
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: WidgetEditor(InWidgetEditor)
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, TemplateHandle(InTemplateHandle)
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{
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}
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bool FWidgetReference::IsValid() const
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{
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if ( TemplateHandle.IsValid() )
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{
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return TemplateHandle->Widget.Get() != nullptr && GetPreview();
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}
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return false;
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}
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UWidget* FWidgetReference::GetTemplate() const
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{
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if ( TemplateHandle.IsValid() )
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{
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return TemplateHandle->Widget.Get();
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}
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return nullptr;
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}
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UWidget* FWidgetReference::GetPreview() const
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{
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if ( WidgetEditor.IsValid() && TemplateHandle.IsValid() )
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{
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UUserWidget* PreviewRoot = WidgetEditor.Pin()->GetPreview();
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if ( PreviewRoot )
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{
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if ( UWidget* TemplateWidget = TemplateHandle->Widget.Get() )
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{
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UWidget* PreviewWidget = PreviewRoot->GetWidgetFromName(TemplateWidget->GetFName());
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return PreviewWidget;
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}
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}
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}
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return nullptr;
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}
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#undef LOCTEXT_NAMESPACE
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