Page.OnNavigatingFrom(NavigatingFromEventArgs) 方法

定義

命名空間:

Microsoft.Maui.Controls

組件:

Microsoft.Maui.Controls.dll

來源:

Page.cs

在衍生類別中覆寫時，可讓應用程式開發人員在頁面離開之前立即自定義行為。

protected:
 virtual void OnNavigatingFrom(Microsoft::Maui::Controls::NavigatingFromEventArgs ^ args);

protected virtual void OnNavigatingFrom (Microsoft.Maui.Controls.NavigatingFromEventArgs args);

abstract member OnNavigatingFrom : Microsoft.Maui.Controls.NavigatingFromEventArgs -> unit
override this.OnNavigatingFrom : Microsoft.Maui.Controls.NavigatingFromEventArgs -> unit

Protected Overridable Sub OnNavigatingFrom (args As NavigatingFromEventArgs)

參數

args

NavigatingFromEventArgs

事件引數。