C# (CSharp) INavigatedFromParameters示例

示例#1

文件： DetailPageViewModel.cs 项目： yrest/Template10

 public async override Task OnNavigatedFromAsync(INavigatedFromParameters parameters)
 {
     if (parameters.Suspending)
     {
         await parameters.PageState.TrySetAsync(nameof(Value), Value);
     }
 }

示例#2

 private async Task SaveDataAsync(INavigatedFromParameters parameters)
 {
     await parameters.PageState.TrySetAsync(nameof(Value), Value);
 }

示例#3

 public async virtual Task OnNavigatedFromAsync(INavigatedFromParameters parameters) => await Task.CompletedTask;

示例#4

 public async override Task OnNavigatedFromAsync(INavigatedFromParameters parameters)
 {
     await SaveDataAsync(parameters);
 }