FNiagaraSystemToolkitParameterPanelViewModel | Unreal Engine 5.2 Documentation

API > API/Plugins > API/Plugins/NiagaraEditor > API/Plugins/NiagaraEditor/ViewModels

Inheritance Hierarchy

INiagaraParameterPanelViewModel
TNiagaraViewModelManager
FNiagaraSystemToolkitParameterPanelViewModel

References


Module	NiagaraEditor
Header	/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraParameterPanelViewModel.h
Include	#include "ViewModels/NiagaraParameterPanelViewModel.h"

Syntax

class FNiagaraSystemToolkitParameterPanelViewModel :  
    public INiagaraParameterPanelViewModel,  
    public TNiagaraViewModelManager< UNiagaraSystem, FNiagaraSystemToolkitParameterPanelViewModel >

Constructors

	Type	Name	Description
		FNiagaraSystemToolkitParameterPanelViewModel ( const TSharedPtr< FNiagaraSystemViewModel >& InSystemViewModel )	System Toolkit Parameter Panel View Model ///.

Functions

	Type	Name	Description
	void	Cleanup ()
	TSharedRef< SWidget >	CreateAddParameterMenuForAssignmentNode ( UNiagaraNodeAssignment* AssignmentNode, const TSharedPtr< SComboButton >& AddButton )
	void	DebugParameters ( const TArray< FNiagaraParameterPanelItem > ItemToDuplicate )
	void	Init ( const FSystemToolkitUIContext& InUIContext )

Overridden from INiagaraParameterPanelViewModel

	Type	Name	Description
	void	AddParameter ( FNiagaraVariable NewVariable, const FNiagaraParameterPanelCategory Category, const bool bRequestRename, const bool bMakeUniqueName )
	TSharedPtr< SWidget >	CreateContextMenuForItems ( const TArray< FNiagaraParameterPanelItem >& Items, const TSharedPtr< FUICommandList >& ToolkitCommands )
	void	DeleteParameters ( const TArray< FNiagaraParameterPanelItem >& ItemsToDelete )
	void	FindOrAddParameter ( FNiagaraVariable Variable, const FNiagaraParameterPanelCategory Category )
	const TArray< UNiagaraParameterDefinitions * >	GetAvailableParameterDefinitions ( bool bSkipSubscribedParameterDefinitions )
	bool	GetCanAddParametersToCategory ( FNiagaraParameterPanelCategory Category )
	bool	GetCanHandleDragDropOperation ( TSharedPtr< FDragDropOperation > DragDropOperation )
	bool	GetCanSetParameterCustomNamespaceModifierAndToolTip ( const FNiagaraParameterPanelItem& ItemToModify, bool bDuplicateParameter, FText& OutCanSetParameterNamespaceModifierToolTip )
	bool	GetCanSetParameterNamespaceAndToolTip ( const FNiagaraParameterPanelItem& ItemToModify, const FName NewNamespace, FText& OutCanSetParameterNamespaceToolTip )
	bool	GetCanSetParameterNamespaceModifierAndToolTip ( const FNiagaraParameterPanelItem& ItemToModify, const FName NamespaceModifier, bool bDuplicateParameter, FText& OutCanSetParameterNamespaceModifierToolTip )
	const TArray< FNiagaraParameterPanelCategory > &	GetDefaultCategories ()
	TArray< FNiagaraVariable >	GetEditableStaticSwitchParameters ()
	bool	GetNamespaceActive ( const FName& InNamespace )
	FNiagaraParameterUtilities::EParameterContext	GetParameterContext ()
	FMenuAndSearchBoxWidgets	GetParameterMenu ( FNiagaraParameterPanelCategory Category )
	bool	GetSectionEnabled ( FText Section )
	bool	GetShowSections ()
	TSharedPtr< FNiagaraObjectSelection >	GetVariableObjectSelection ()
	TArray< FNiagaraParameterPanelItem >	GetViewedParameterItems ()
	FReply	HandleDragDropOperation ( TSharedPtr< FDragDropOperation > DragDropOperation )
	bool	IncludeViewItemsInSelectParameterItem ()
	bool	IsVariableSelected ( FNiagaraVariableBase& InVar )
	void	OnINiagaraParameterPanelViewModelSelectionChanged ( UNiagaraScriptVariable* InVar )
	FReply	OnParameterItemsDragged ( const TArray< FNiagaraParameterPanelItem >& DraggedItems, const FPointerEvent& MouseEvent )
	void	OnParameterItemSelected ( const FNiagaraParameterPanelItem& SelectedItem, ESelectInfo::Type SelectInfo )
	void	RenameParameter ( const FNiagaraParameterPanelItem& ItemToRename, const FName NewName )
	void	SetActiveSection ( int32 InSection )

Overridden from INiagaraImmutableParameterPanelViewModel

Type	Name	Description
const TArray< UNiagaraGraph * >	GetEditableGraphsConst ()	Returns a list of Graphs that are valid for operations to edit their variables and/or metadata.
const TArray< UNiagaraScriptVariable * >	GetEditableScriptVariablesWithName ( const FName ParameterName )
const TArray< FNiagaraGraphParameterReference >	GetGraphParameterReferencesForItem ( const FNiagaraParameterPanelItemBase& Item )
bool	IsCategoryExpandedByDefault ( const FNiagaraParameterPanelCategory& Category )
void	PreSectionChange ( const TArray< FNiagaraParameterPanelCategory >& ExpandedItems )
void	RefreshDueToActiveDocumentChanged ()	Do an exhaustive refresh as context may be swapped out entirely.
bool	UsesCategoryFilteringForInitialExpansion ()	API for interacting with category expand/collapse within the view model.