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  3. IWorldTreeItem

IWorldTreeItem

Base tree item interface for the World Browser

API > API/Editor > API/Editor/WorldBrowser

Inheritance Hierarchy

References

   
Module WorldBrowser
Header /Engine/Source/Editor/WorldBrowser/Public/IWorldTreeItem.h
Include #include "IWorldTreeItem.h"

Syntax

struct IWorldTreeItem :  
    public WorldHierarchy::IDropTarget,  
    public TSharedFromThis< IWorldTreeItem >

Remarks

Base tree item interface for the World Browser

Variables

  Type Name Description
Protected variable TArray< FWorldTreeItemPtr > Children The children of this tree item, if any
Public variable FlagsType Flags  
Protected variable FWorldTreeItemPtr Parent The parent of this tree item. Can be null.
Public variable FOnRenameRequest RenameRequestEvent  
Public variable friend SWorldHierarchy  
Public variable TWeakPtr< FLevelCollectionModel > WorldModel  

Constructors

  Type Name Description
Protected function    

Destructors

  Type Name Description
Protected function Virtual    

Functions

  Type Name Description
Public function void

AddChild ( FWorldTreeItemRef Child
)

  
Public function Const void

AppendLevelModels ( FLevelModelList& OutLevelModels
)

 Appends all level models for this tree item to the supplied array
Public function Virtual Const bool Can this ever become the current item?
Public function Const bool Returns true if this item can have its parent changed
Public function Const bool Returns true if the item can have children
Public function Virtual Const bool

CanSave ()

 Can this item be saved?
Public function Const FWorldTreeItemPtr Create the parent item for this item, if it should have one
Public function Virtual void

GenerateContextMenu ( UToolMenu* Menu,
const SWorldHierarchyImpl& Hierarchy
)

 Generates a context menu option for this item if and only if it's the only item selected in the hierarchy
Public function Const TSet< FName > Gets the set of all ancestor paths for this item
Public function Const FFolderTreeItem *  
Public function Const FLevelModelTreeItem *  
Public function Const const TArray< FWorldTreeItemPtr > &  
Public function Const FString Gets the display string for this item
Public function Virtual Const FLinearColor Gets the draw color for the item
Public function Virtual Const const FSlateBrush *  
Public function Virtual Const float  
Public function Const FWorldTreeItemID

GetID ()

 Gets the ID for this tree item
Public function Const FLevelModelList Gets all level models for this tree item and its children
Public function Virtual Const bool  
Public function Const FText Gets the tooltip for this item's lock icon
Public function Virtual Const FLevelModelList Gets the level model for this item, excluding its children
Public function Virtual Const FString Gets the filename of the package for this item, if one exists
Public function Const FWorldTreeItemPtr  
Public function Const FWorldTreeItemID Gets the ID of the parent item, even if it is not yet constructed
Public function Const TSharedPtr< FLevelModel >  
Public function Const FText Gets the tooltip text for this item's save icon
Public function Const int32 Gets the sort priority of the item. A higher value means it will appear first in the list
Public function Const FText Gets the tooltip for this item
Public function Const FText Gets the tooltip for this item's visibility icon
Public function Virtual Const bool Does this item have color button controls?
Public function Virtual Const bool Does this item have Kismet controls?
Public function Virtual Const bool Does this item have lighting controls?
Public function Virtual Const bool Can the lock state on this item be toggled?
Public function Virtual Const bool

HasModel ( TSharedPtr< FLevelModel > InLevelModel
)

 Returns true if this item has an associated level model with it
Public function Virtual Const bool Does the item have a valid package?
Public function Virtual Const bool Can visibility on this item be toggled?
Public function Virtual Const bool Is this the current item?
Public function Virtual Const bool

IsDirty ()

 Is the item dirty?
Public function Virtual Const bool  
Public function Virtual Const bool Is the item loaded?
Public function Const bool  
Public function Virtual Const bool Is the item read-only?
Public function Virtual Const bool Is the item transient?
Public function Const bool  
Public function Virtual void Make this item the current item
Public function Virtual void  
Public function Virtual void  
Public function Virtual void  
Public function Virtual void

OnSave ()

  
Public function Virtual void  
Public function Virtual void  
Public function Virtual void  
Public function Virtual void  
Public function Virtual void  
Public function Virtual void

PopulateLevelModelList ( FLevelModelList& InModelList
)

  
Public function void  
Public function void

RemoveChild ( const FWorldTreeItemRef& Child
)

  
Public function Virtual void

SetDrawColor ( const FLinearColor& Color
)

  
Public function Virtual void

SetExpansion ( bool bExpanded
)

 Sets the item's expansion state
Public function void

SetLocked ( bool bLocked
)

 Sets the item's locked status
Public function void

SetParentPath ( const FName& InParentPath
)

 Changes the parent path of this item, without changing the name of this item
Public function void

SetVisible ( bool bVisible
)

 Sets the item's visible status

Classes

  Type Name Description
Public struct FlagsType    

Typedefs

Name Description
FOnRenameRequest  

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