UDragDropOperation Class Reference

This class is the base drag drop operation for UMG, extend it to add additional data and add new functionality. More...

Static Public Member Functions
Static Functions
static UClass	StaticClass ()
Static Public Member Functions inherited from UObject
static UClass	StaticClass ()

Public Attributes
Variables
FOnDragDropMulticast	OnDragCancelled
FOnDragDropMulticast	OnDragged
FOnDragDropMulticast	OnDrop
Public Attributes inherited from UObject
const UClass	Class
const UObject	Outer
const UPackage	Outermost
const UPackage	Package
const UWorld	World
const FName	Name
const bool	IsRooted

Drag and Drop
UObject	Payload
	The payload of the drag operation. This can be any UObject that you want to pass along as dragged data. If you were building an inventory screen this would be the UObject representing the item being moved to another slot.
UWidget	DefaultDragVisual
	The Drag Visual is the widget to display when dragging the item. Normally people create a new widget to represent the temporary drag.
EDragPivot	Pivot
	Controls where the drag widget visual will appear when dragged relative to the pointer performing the drag operation.
FVector2D	Offset
	A percentage offset (-1..+1) from the Pivot location, the percentage is of the desired size of the dragged visual.
FString	Tag
	A simple string tag you can optionally use to provide extra metadata about the operation.
void	Dragged (FPointerEvent PointerEvent)
void	Drop (FPointerEvent PointerEvent)
void	DragCancelled (FPointerEvent PointerEvent)

Additional Inherited Members
Public Member Functions inherited from UObject
bool	MarkPackageDirty () const
void	RemoveFromRoot ()
bool	GetIsRooted () const
bool	IsTransient () const
bool	Modify (bool bAlwaysMarkDirty=true)
void	SetTransactional (bool bTransactional)
bool	IsSupportedForNetworking () const
UClass	GetClass () const
UObject	GetOuter () const
UObject	GetTypedOuter (TSubclassOf< UObject > Target) const
	Traverses the outer chain searching for the next object of a certain type.
UPackage	GetOutermost () const
UPackage	GetPackage () const
void	AddToRoot ()
UWorld	GetWorld () const
FName	GetName () const
FString	GetFullName (const UObject StopOuter=nullptr) const
FString	GetPathName (const UObject StopOuter=nullptr) const
bool	IsA (const UClass Class) const
	Returns true if this object is of the specified type, or a child of that type.
void	SaveConfig ()
void	LoadConfig ()
void	ReloadConfig ()
void	CopyScriptPropertiesFrom (const UObject OtherObject)
void	opCast (?&Address) const
FString	ToString () const

Detailed Description

This class is the base drag drop operation for UMG, extend it to add additional data and add new functionality.

Member Function Documentation

DragCancelled()

void DragCancelled

(

FPointerEvent

PointerEvent

)

Dragged()

void Dragged

(

FPointerEvent

PointerEvent

)

Drop()

void Drop

(

FPointerEvent

PointerEvent

)

StaticClass()

UClass StaticClass ( )

static

Member Data Documentation

DefaultDragVisual

UWidget DefaultDragVisual

The Drag Visual is the widget to display when dragging the item. Normally people create a new widget to represent the temporary drag.

Offset

FVector2D Offset

A percentage offset (-1..+1) from the Pivot location, the percentage is of the desired size of the dragged visual.

OnDragCancelled

FOnDragDropMulticast OnDragCancelled

OnDragged

FOnDragDropMulticast OnDragged

OnDrop

FOnDragDropMulticast OnDrop

Payload

UObject Payload

The payload of the drag operation. This can be any UObject that you want to pass along as dragged data. If you were building an inventory screen this would be the UObject representing the item being moved to another slot.

Pivot

EDragPivot Pivot

Controls where the drag widget visual will appear when dragged relative to the pointer performing the drag operation.

Tag

FString Tag

A simple string tag you can optionally use to provide extra metadata about the operation.