[英]Xamarin Android save files, Environment.Specialfolder does not exist
I just created an Xamarin Android Single-View-app, which downloads a file from dropbox. 我刚刚创建了一个Xamarin Android Single-View-app,它可以从保管箱下载文件。 I earlier made this app, but my Mac's HDD crashed.
我早些时候做了这个应用程序,但是我的Mac的HDD崩溃了。 I searched for the save-location and found:
我搜索了保存位置并发现:
var path = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
var filename = Path.Combine(path, "newFile.png");
I tried it, but it was marked red, because it does not exist. 我尝试过,但是它被标记为红色,因为它不存在。 I installed Xamarin yesterday, I have the latest version.
我昨天安装了Xamarin,我拥有最新版本。 I searched for hours, but i did not find a solution of the problem.
我搜索了几个小时,但没有找到解决问题的方法。 Here are my "using's":
这是我的“使用”:
using Android.App;
using Android.Widget;
using Android.OS;
using System.IO;
using System.Net;
using System;
using System.ComponentModel;
Try explicitly specifying the namespace, System.Environment.GetFolderPath() and System.Environment.SpecialFolder.ApplicationData. 尝试显式指定名称空间System.Environment.GetFolderPath()和System.Environment.SpecialFolder.ApplicationData。 You may have a conflict between two different namespaces that both use "Environment"
您可能会在两个都使用“环境”的不同名称空间之间发生冲突
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