protected async Task <string> GetHtml(string url)
{
try
{
string html = await HttpBaseService.SendGetRequest(url);
//byte[] bytes = Encoding.UTF8.GetBytes(html);
//html = Encoding.GetEncoding("GBK").GetString(bytes);
Printlog("请求Html数据成功 URL：" + url);
return(html);
}
catch
{
Printlog("请求Html数据失败 URL：" + url);
return(null);
}
}
protected async Task <WriteableBitmap> GetImage(string url)
{
try
{
IBuffer buffer = await HttpBaseService.SendGetRequestAsBytes(url);
if (buffer != null)
{
BitmapImage bi = new BitmapImage();
WriteableBitmap wb = null; Stream stream2Write;
using (InMemoryRandomAccessStream stream = new InMemoryRandomAccessStream())
{
stream2Write = stream.AsStreamForWrite();
await stream2Write.WriteAsync(buffer.ToArray(), 0, (int)buffer.Length);
await stream2Write.FlushAsync();
stream.Seek(0);
await bi.SetSourceAsync(stream);
wb = new WriteableBitmap(bi.PixelWidth, bi.PixelHeight);
stream.Seek(0);
await wb.SetSourceAsync(stream);
return(wb);
}
}
else
{
return(null);
}
}
catch
{
return(null);
}
}
protected async Task <JsonObject> GetJson(string url)
{
try
{
string json = await HttpBaseService.SendGetRequest(url);
if (json != null)
{
Printlog("请求Json数据成功 URL：" + url);
return(JsonObject.Parse(json));
}
else
{
Printlog("请求Json数据失败 URL：" + url);
return(null);
}
}
catch
{
Printlog("请求Json数据失败 URL：" + url);
return(null);
}
}
