FTrackModel

API > API/Editor > API/Editor/Sequencer

   
Name FTrackModel
Type class
Header File /Engine/Source/Editor/Sequencer/Public/MVVM/ViewModels/TrackModel.h
Include Path #include "MVVM/ViewModels/TrackModel.h"

Syntax

class FTrackModel :  
    public UE::Sequencer::FEvaluableOutlinerItemModel ,  
    public IRenameableExtension,  
    public IResizableExtension,  
    public UE::Sequencer::ITrackExtension ,  
    public UE::Sequencer::ISectionOwnerExtension ,  
    public UE::Sequencer::ITopLevelChannelHolderExtension ,  
    public ITrackAreaExtension,  
    public ILockableExtension,  
    public IGroupableExtension,  
    public ISortableExtension,  
    public IDraggableOutlinerExtension,  
    public IDeletableExtension,  
    public UE::Sequencer::IConditionableExtension ,  
    public IOutlinerDropTargetOutlinerExtension,  
    public UE::Sequencer::ISectionDragOwnerExtension ,  
    public UE::MovieScene::TIntrusiveEventHandler< UE::MovieScene::ISignedObjectEventHandler >,  
    public UE::MovieScene::IDeferredSignedObjectFlushSignal

Inheritance Hierarchy

Implements Interfaces

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

FTrackModel ( UMovieSceneTrack* Track
)

   MVVM/ViewModels/TrackModel.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~FTrackModel()

   MVVM/ViewModels/TrackModel.h  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
bAutoExpandedDuringDrag bool Tracks if this track was auto-expanded during a section drag operation MVVM/ViewModels/TrackModel.h  
bNeedsUpdate bool   MVVM/ViewModels/TrackModel.h  
PreviousLayoutNumRows int32   MVVM/ViewModels/TrackModel.h  
SectionList FViewModelListHead A second children list for the sections inside this track MVVM/ViewModels/TrackModel.h  
TopLevelChannelList FViewModelListHead   MVVM/ViewModels/TrackModel.h  
TrackEditor TSharedPtr< ISequencerTrackEditor > @todo_sequencer_mvvm: move all the track editor behavior into the view model MVVM/ViewModels/TrackModel.h  
WeakTrack TWeakObjectPtr< UMovieSceneTrack > The actual track wrapped by this data model MVVM/ViewModels/TrackModel.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

bool CanDelete ( FText* OutErrorMessage
) const

   MVVM/ViewModels/TrackModel.h  

bool CanDrag()

   MVVM/ViewModels/TrackModel.h  

bool CanRename()

   MVVM/ViewModels/TrackModel.h  

TSharedPtr< SWidget > CreateOutlinerViewForColumn ( const FCreateOutlinerViewParams& InParams,
const FName& InColumnName
)

   MVVM/ViewModels/TrackModel.h  

void Delete()

   MVVM/ViewModels/TrackModel.h  

const FSlateBrush * GetIconBrush()

   MVVM/ViewModels/TrackModel.h  

void GetIdentifierForGrouping ( TStringBuilder< 128 >& OutString
) const

   MVVM/ViewModels/TrackModel.h  

FText GetLabel()

   MVVM/ViewModels/TrackModel.h  

FSlateColor GetLabelColor()

   MVVM/ViewModels/TrackModel.h  

FSlateFontInfo GetLabelFont()

   MVVM/ViewModels/TrackModel.h  

FText GetLabelToolTipText()

   MVVM/ViewModels/TrackModel.h  

ELockableLockState GetLockState()

   MVVM/ViewModels/TrackModel.h  

FOutlinerSizing GetOutlinerSizing()

   MVVM/ViewModels/TrackModel.h  

FSortingKey GetSortingKey()

   MVVM/ViewModels/TrackModel.h  

FViewModelVariantIterator GetTopLevelChildTrackAreaModels()

   MVVM/ViewModels/TrackModel.h  

FViewModelVariantIterator GetTrackAreaModelList()

   MVVM/ViewModels/TrackModel.h  

FTrackAreaParameters GetTrackAreaParameters()

   MVVM/ViewModels/TrackModel.h  

bool IsDimmed()

   MVVM/ViewModels/TrackModel.h  

bool IsMuted()

   MVVM/ViewModels/TrackModel.h  

bool IsRenameValidImpl ( const FText& NewName,
FText& OutErrorMessage
) const

   MVVM/ViewModels/TrackModel.h  

bool IsResizable()

   MVVM/ViewModels/TrackModel.h  

bool IsSolo()

   MVVM/ViewModels/TrackModel.h  

void OnModifiedDirectly ( UMovieSceneSignedObject*
)

   MVVM/ViewModels/TrackModel.h  

void OnModifiedIndirectly ( UMovieSceneSignedObject*
)

   MVVM/ViewModels/TrackModel.h  

void Rename ( const FText& NewName
)

   MVVM/ViewModels/TrackModel.h  

void Resize ( float NewSize
)

   MVVM/ViewModels/TrackModel.h  

void SetCustomOrder ( int32 InCustomOrder
)

   MVVM/ViewModels/TrackModel.h  

void SetIsLocked ( bool bIsLocked
)

   MVVM/ViewModels/TrackModel.h  

void SetIsMuted ( bool bIsMuted
)

   MVVM/ViewModels/TrackModel.h  

void SetIsSoloed ( bool bIsSoloed
)

   MVVM/ViewModels/TrackModel.h  

void SortChildren()

   MVVM/ViewModels/TrackModel.h  

UE_SEQUENCER_DECLARE_CASTABLE_API ( UE_API
)

   MVVM/ViewModels/TrackModel.h  

Public Virtual

Name Remarks Include Path Unreal Specifiers

virtual TOptional< EItemDropZone > CanAcceptDrop ( const FViewModelPtr& TargetModel,
const FDragDropEvent& DragDropEvent,
EItemDropZone InItemDropZone
)

   MVVM/ViewModels/TrackModel.h  

virtual void OnConstruct()

   MVVM/ViewModels/TrackModel.h  

virtual void OnDeferredModifyFlush()

 IDeferredSignedObjectFlushSignal MVVM/ViewModels/TrackModel.h  

virtual void PerformDrop ( const FViewModelPtr& TargetModel,
const FDragDropEvent& DragDropEvent,
EItemDropZone InItemDropZone
)

   MVVM/ViewModels/TrackModel.h  

Overridden from FOutlinerItemModelMixin

Name Remarks Include Path Unreal Specifiers

virtual void BuildContextMenu ( FMenuBuilder& MenuBuilder
)

 Get context menu contents. MVVM/ViewModels/TrackModel.h  

virtual void BuildSidebarMenu ( FMenuBuilder& MenuBuilder
)

   MVVM/ViewModels/TrackModel.h  

virtual void CreateCurveModels ( TArray< TUniquePtr< FCurveModel > >& OutCurveModels
)

   MVVM/ViewModels/TrackModel.h  

virtual bool GetDefaultExpansionState()

 Get the default expansion state if it wasn't saved in the movie-scene data MVVM/ViewModels/TrackModel.h  

Overridden from ICurveEditorTreeItemExtension

Name Remarks Include Path Unreal Specifiers

virtual bool HasCurves()

 Whether this view-model has any curves and needs to have a curve editor item created MVVM/ViewModels/TrackModel.h  

Overridden from ITrackExtension

Name Remarks Include Path Unreal Specifiers

virtual UMovieSceneTrack * GetTrack()

   MVVM/ViewModels/TrackModel.h  

virtual TSharedPtr< ISequencerTrackEditor > GetTrackEditor()

   MVVM/ViewModels/TrackModel.h  

Overridden from ISectionOwnerExtension

Name Remarks Include Path Unreal Specifiers

virtual FViewModelChildren GetSectionModels()

   MVVM/ViewModels/TrackModel.h  

Overridden from ITopLevelChannelHolderExtension

Name Remarks Include Path Unreal Specifiers

virtual FViewModelChildren GetTopLevelChannels()

 Get the top-level channels for this item (used for key area iteration) MVVM/ViewModels/TrackModel.h  

Overridden from IConditionableExtension

Name Remarks Include Path Unreal Specifiers

virtual const UMovieSceneCondition * GetCondition()

 Returns the condition in question for this model if applicable. MVVM/ViewModels/TrackModel.h  

virtual EConditionableConditionState GetConditionState()

 Returns condition state for this item MVVM/ViewModels/TrackModel.h  

virtual void SetConditionEditorForceTrue ( bool bEditorForceTrue
)

 Set this item's condition to evaluate true for editor preview purposes MVVM/ViewModels/TrackModel.h  

Protected Virtual

Name Remarks Include Path Unreal Specifiers

virtual void ForceUpdate()

 Rebuilds the track's layout and child models. Override to customize track layout behavior. MVVM/ViewModels/TrackModel.h  

virtual void ShiftRowsDownFromIndex ( int32 StartIndex,
const TSet< UMovieSceneSection* >& ExcludeSections
)

 Shift all content at StartIndex and below down by 1 row MVVM/ViewModels/TrackModel.h  

Overridden from ISectionDragOwnerExtension

Name Remarks Include Path Unreal Specifiers

virtual void OnBeginSectionVerticalDrag()

 Called when a vertical drag operation begins MVVM/ViewModels/TrackModel.h  

virtual void OnEndSectionVerticalDrag ( const FSectionVerticalDragContext& Context
)

 Called when drag ends (mouse released). MVVM/ViewModels/TrackModel.h  

virtual bool OnSectionVerticalDrag ( const FSectionVerticalDragContext& Context
)

 Called each frame during drag to handle vertical movement. Return trues if anything changed MVVM/ViewModels/TrackModel.h  

Static

Name Remarks Include Path Unreal Specifiers

static EViewModelListType GetTopLevelChannelGroupType()

   MVVM/ViewModels/TrackModel.h  

static EViewModelListType GetTopLevelChannelType()

   MVVM/ViewModels/TrackModel.h  

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