BindableProperty.BindingPropertyChangingDelegate 代理人

參考

定義

命名空間:: Microsoft.Maui.Controls

組件:: Microsoft.Maui.Controls.dll

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

public delegate void BindableProperty.BindingPropertyChangingDelegate(BindableObject bindable, object oldValue, object newValue);

type BindableProperty.BindingPropertyChangingDelegate = delegate of BindableObject * obj * obj -> unit

Public Delegate Sub BindableProperty.BindingPropertyChangingDelegate(bindable As BindableObject, oldValue As Object, newValue As Object)

參數

bindable: BindableObject

oldValue: Object

newValue: Object

適用於