void download(UpdateInfo updateInfo)
{
System.ComponentModel.BackgroundWorker bgWorker = null;
Acr.UserDialogs.IProgressDialog progressDialog = null;
bgWorker = new System.ComponentModel.BackgroundWorker();
bgWorker.DoWork += (bgSender, bgArgs) =>
{
var objArgs = bgArgs.Argument as object[];
UpdateInfo _updateInfo_ = objArgs[0] as UpdateInfo;
new Util.DownloadUtils().DownloadFileByHttpRequest
(
requestUri: _updateInfo_.Url,
fileLength: _updateInfo_.FileLength,
saveFileFolder: System.IO.Path.Combine(Common.StaticInfo.AndroidExternalCachePath, "UpdateAPKs"),
renameDownloadFileName: string.Empty, // string.Empty 取默认文件名
backgroundWorker: bgWorker,
eventArgs: bgArgs // 传入 bgArgs 参数, 在 DownloadFileByHttpRequest 返回结果 -- 下载文件的最终路径
);
System.Threading.Thread.Sleep(500); // 为显示进度 100 %
};
bgWorker.RunWorkerCompleted += (bgSender, bgResult) =>
{
progressDialog.Hide();
if (bgResult.Error != null)
{
Acr.UserDialogs.UserDialogs.Instance.Alert(new Acr.UserDialogs.AlertConfig()
{
Title = "捕获异常",
Message = bgResult.Error.GetFullInfo()
});
}
else
{
try
{
string path = bgResult.Result as string;
System.Diagnostics.Debug.WriteLine($"打开APK安装器。APK路径[{path}]");
App.AndroidIntentUtils.InstallAPK(path);
}
catch (Exception ex)
{
string msg = $"{ex.GetFullInfo()}";
System.Diagnostics.Debug.WriteLine(msg);
Acr.UserDialogs.UserDialogs.Instance.Alert(new Acr.UserDialogs.AlertConfig()
{
Title = "捕获异常",
Message = msg
});
}
}
};
bgWorker.WorkerReportsProgress = true;
bgWorker.ProgressChanged += (bgSender, bgArgs) =>
{
if (progressDialog.IsShowing == false)
{
progressDialog.Show();
}
progressDialog.Title = $"正在下载...";
progressDialog.PercentComplete = bgArgs.ProgressPercentage;
};
progressDialog = Acr.UserDialogs.UserDialogs.Instance.Progress();
bgWorker.RunWorkerAsync(new object[] { updateInfo });
}
public static void ShowProgressDialog()
{
currentProgressDialog?.Show();
}
