UnregisterLayoutChangedCallback(Action<DisplayLayoutChangedEventArgs>)

Removes a callback that was registered with DisplayInfo.RegisterLayoutChangedCallback.

阅读时间1 分钟

最后更新于 25 天前

Definition

Type: Method
Namespace: UnityEngine
Assembly: UnityEngine.CoreModule


public static bool UnregisterLayoutChangedCallback(Action<DisplayLayoutChangedEventArgs> callback)

Parameters

callback

Action<DisplayLayoutChangedEventArgs>

The callback to remove from the display layout changed notification list. If

callback

is null, Unity throws an

ArgumentNullException

Returns

Type	Description
bool	true if the callback was registered and has been removed, otherwise false.

Remarks

This method is supported only in Linux, Embedded Linux and QNX players. In the Editor and on other platforms it throws a

NotSupportedException

Examples


using System.Collections.Generic;using UnityEngine;public class DisplayLayoutWatcher : MonoBehaviour{    private List<DisplayInfo> displays = new List<DisplayInfo>();    void OnEnable()    {        DisplayInfo.RegisterLayoutChangedCallback(OnDisplayLayoutChanged);    }    void OnDisable()    {        DisplayInfo.UnregisterLayoutChangedCallback(OnDisplayLayoutChanged);    }    void OnDisplayLayoutChanged(DisplayLayoutChangedEventArgs args)    {        DisplayInfo.GetLayout(displays);        Debug.Log("Display layout changed. Display count: " + displays.Count);    }}