Documentation

Unity Engine

User Manual

Script Reference

Unity Engine

HasOpenInstances<T>()

Checks if an editor window is open.
Read time 1 minuteLast updated 4 days ago

Definition

  • Type: Method
  • Namespace: UnityEditor
  • Assembly: UnityEditor
public static bool HasOpenInstances<T>() where T : EditorWindow

Returns

Type

Description

boolReturns true if an EditorWindow, matching the specified type, is open. Returns false otherwise.

Examples

using UnityEngine;using UnityEditor;using UnityEngine.UIElements;public class HasOpenInstancesExample : EditorWindow{    [MenuItem("Examples/Has Open Instances")]    static void Init()    {        var window = EditorWindow.GetWindow<HasOpenInstancesExample>();        window.Show();    }    [MenuItem("Examples/Close Open Instances")]    static void Close()    {        // Check if any window of type HasOpenInstancesExample is open.        if (EditorWindow.HasOpenInstances<HasOpenInstancesExample>())        {            var window = EditorWindow.GetWindow(typeof(HasOpenInstancesExample));            window.Close();        }    }    void CreateGUI()    {        var label = new Label("Hello, World!");        rootVisualElement.Add(label);    }}