Version: 2022.3
LanguageEnglish
  • C#

TreeView Constructor

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Declaration

public TreeView();

Description

Creates a TreeView with all default properties.

Use BaseTreeView.SetRootItems_1 to add content.


Declaration

public TreeView(Func<VisualElement> makeItem, Action<VisualElement,int> bindItem);

Parameters

makeItem The factory method to call to create a display item. The method should return a VisualElement that can be bound to a data item.
bindItem The method to call to bind a data item to a display item. The method receives as parameters the display item to bind, and the index of the data item to bind it to.

Description

Creates a TreeView with specified factory methods.

Use BaseTreeView.SetRootItems_1 to add content.


Declaration

public TreeView(int itemHeight, Func<VisualElement> makeItem, Action<VisualElement,int> bindItem);

Parameters

itemHeight The item height to use in FixedHeight virtualization mode.
makeItem The factory method to call to create a display item. The method should return a VisualElement that can be bound to a data item.
bindItem The method to call to bind a data item to a display item. The method receives as parameters the display item to bind, and the index of the data item to bind it to.

Description

Creates a TreeView with specified factory methods using the fixed height virtualization method.

Use BaseTreeView.SetRootItems_1 to add content.