EditorGUILayout.Foldout

Parameters

Returns

bool The foldout state selected by the user. If true, you should render sub-objects.

Description

Make a label with a foldout arrow to the left of it.

This is useful for creating tree or folder like structures where child objects are only shown if the parent is folded out.


Create a foldable menu that hides/shows the selected transform.

#pragma strict
// Create a foldable menu that hides/shows the selected transform position.
// If no Transform is selected, the Foldout item will be folded until
// a transform is selected.
public class FoldoutUsage extends EditorWindow {
	var showPosition: boolean = true;
	var status: String = "Select a GameObject";
	@MenuItem("Examples/Foldout Usage")
	static function Init() {
		var window: FoldoutUsage = FoldoutUsageGetWindow(FoldoutUsage);
		window.Show();
	}
	public function OnGUI() {
		showPosition = EditorGUILayout.Foldout(showPosition, status);
		if (showPosition)if (Selection.activeTransform) {
			Selection.activeTransform.position = EditorGUILayout.Vector3Field("Position", Selection.activeTransform.position);
			status = Selection.activeTransform.name;
		}
		if (!Selection.activeTransform) {
			status = "Select a GameObject";
			showPosition = false;
		}
	}
	public function OnInspectorUpdate() {
		this.Repaint();
	}
}

// Create a foldable menu that hides/shows the selected transform position.
// If no Transform is selected, the Foldout item will be folded until
// a transform is selected.
using UnityEditor;
using UnityEngine;

public class FoldoutUsage : EditorWindow {
    bool showPosition = true;
    string status = "Select a GameObject";
    
    [MenuItem("Examples/Foldout Usage")]
    static void Init() {
        FoldoutUsage window = (FoldoutUsage)GetWindow(typeof(FoldoutUsage));
        window.Show();
    }
    
    public void OnGUI() {
        showPosition = EditorGUILayout.Foldout(showPosition, status);
        if(showPosition)
            if(Selection.activeTransform) {
                Selection.activeTransform.position = 
                    EditorGUILayout.Vector3Field("Position", Selection.activeTransform.position);
                    status = Selection.activeTransform.name;
            }
        
        if(!Selection.activeTransform) {
            status = "Select a GameObject";
            showPosition = false;    
        }
    }
    
    public void OnInspectorUpdate() {
        this.Repaint();
    }
}