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NavigationFailedEventHandler 委托

  • 参考

定义

命名空间:
Microsoft.UI.Xaml.Navigation
编辑

表示将处理 WebView.NavigationFailed 和 Frame.NavigationFailed 事件的方法。

public delegate void NavigationFailedEventHandler(Platform::Object ^ sender, NavigationFailedEventArgs ^ e);
[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.WinUIContract), 65536)]
[Windows.Foundation.Metadata.Guid(2546608982, 55019, 24530, 166, 117, 163, 57, 100, 14, 237, 186)]
public delegate void NavigationFailedEventHandler(object sender, NavigationFailedEventArgs e);
Public Delegate Sub NavigationFailedEventHandler(sender As Object, e As NavigationFailedEventArgs)

参数

sender
Object

Platform::Object

附加处理程序的对象。

e
NavigationFailedEventArgs

事件的事件数据。

属性
ContractVersionAttribute GuidAttribute

示例

下面的代码示例演示如何使用 NavigationFailed 事件。

void WebView1_NavigationFailed(object sender, NavigationFailedEventArgs e)
{
    var dialog = new Windows.UI.Popups.MessageDialog();
    dialog.Title = "Navigation Failed";
    dialog.Content = String.Format("Could not navigate to {0}, Reason: {1}", 
        e.SourcePageType.ToString(), e.Exception.Message);
    dialog.ShowAsync();
}

适用于