90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "IDetailCustomization.h"
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#include "SLiveLinkSubjectRepresentationPicker.h"
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#include "Widgets/Views/SListView.h"
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class ULiveLinkVirtualSubject;
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class ILiveLinkClient;
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class IPropertyHandle;
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class ITableRow;
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class STableViewBase;
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/**
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* Customizes a ULiveLinkVirtualSubjectDetails
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*/
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class FLiveLinkVirtualSubjectDetailCustomization : public IDetailCustomization
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{
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public:
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// Data type of out subject tree UI
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typedef TSharedPtr<FName> FSubjectEntryPtr;
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static TSharedRef<IDetailCustomization> MakeInstance()
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{
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return MakeShared<FLiveLinkVirtualSubjectDetailCustomization>();
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}
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// IDetailCustomization interface
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virtual void CustomizeDetails(class IDetailLayoutBuilder& DetailBuilder) override;
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// End IDetailCustomization interface
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private:
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// Generates a row for a selected subject.
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TSharedRef<ITableRow> OnGenerateWidgetForSelectedSubjectItem(FSubjectEntryPtr InItem, const TSharedRef<STableViewBase>& OwnerTable);
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// Creates subject tree entry widget
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TSharedRef<ITableRow> OnGenerateWidgetForSubjectItem(FSubjectEntryPtr InItem, const TSharedRef<STableViewBase>& OwnerTable);
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// If Item doesn't exist in Client subject's list, mark it as red
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FSlateColor HandleSubjectItemColor(FSubjectEntryPtr InItem) const;
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FText HandleSubjectItemToolTip(FSubjectEntryPtr InItem) const;
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// Generate the combo box menu to display subjects to pick.
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TSharedRef<SWidget> OnGetVirtualSubjectsMenu();
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// Returns whether an entry is currently selected.
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bool IsEntrySelected(FSubjectEntryPtr EntryPtr);
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// Update the list of LiveLink subjects.
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void UpdateSubjectList();
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// Update the list of selected subjects displayed above the subject picker.
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void UpdateSelectedSubjects();
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// Returns the list of subjects that constitute the virtual subject.
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void OnGetSubjects(TArray<FLiveLinkSubjectKey>& OutSubjectsList) const;
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// Returns the subject that synchronizes the virtual subject.
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SLiveLinkSubjectRepresentationPicker::FLiveLinkSourceSubjectRole GetSyncSubject() const;
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// Sets the SyncSubject property on the virtual subject,
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void SetSyncSubject(SLiveLinkSubjectRepresentationPicker::FLiveLinkSourceSubjectRole Role);
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private:
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// The tile set being edited
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TWeakObjectPtr<ULiveLinkVirtualSubject> SubjectPtr;
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ILiveLinkClient* Client;
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// Cached reference to our details builder so we can force refresh
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IDetailLayoutBuilder* MyDetailsBuilder;
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// Cached property pointers
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TSharedPtr<IPropertyHandle> SubjectsPropertyHandle;
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// Cached data for the subject tree UI
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TArray<FSubjectEntryPtr> SubjectsListItems;
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TArray<FSubjectEntryPtr> SelectedSubjectsListItems;
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TSharedPtr< SListView< FSubjectEntryPtr > > SelectedSubjectsListView;
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// LiveLink subject picker that restricts to the subjects that make up the virtual subject.
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TSharedPtr<class SLiveLinkSubjectRepresentationPicker> SyncSubjectWidget;
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};
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