EditorGUILayout.Foldout

Parameters

Returns

bool 用户选择的折叠状态。如果为 true，则应渲染子对象。

Description

创建一个左侧带有折叠箭头的标签。

这适用于创建树或文件夹之类的结构，其中子对象仅在父项展开时显示。


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

// 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();
    }
}