YanCheng_Metrology/Assets/Plugins/UniRx/Scripts/UnityEngineBridge/Triggers/ObservableCanvasGroupChange...

36 lines
1.0 KiB
C#

// after uGUI(from 4.6)
#if !(UNITY_4_0 || UNITY_4_1 || UNITY_4_2 || UNITY_4_3 || UNITY_4_4 || UNITY_4_5)
using System;
using UnityEngine;
namespace UniRx.Triggers
{
[DisallowMultipleComponent]
public class ObservableCanvasGroupChangedTrigger : ObservableTriggerBase
{
Subject<Unit> onCanvasGroupChanged;
// Callback that is sent if the canvas group is changed
void OnCanvasGroupChanged()
{
if (onCanvasGroupChanged != null) onCanvasGroupChanged.OnNext(Unit.Default);
}
/// <summary>Callback that is sent if the canvas group is changed.</summary>
public IObservable<Unit> OnCanvasGroupChangedAsObservable()
{
return onCanvasGroupChanged ?? (onCanvasGroupChanged = new Subject<Unit>());
}
protected override void RaiseOnCompletedOnDestroy()
{
if (onCanvasGroupChanged != null)
{
onCanvasGroupChanged.OnCompleted();
}
}
}
}
#endif