/// <summary>
/// 载入网站Icon
/// </summary>
/// <param name="url"></param>
public async void LoadIcon(string url)
{
await System.Threading.Tasks.Task.Run(() =>
{
try
{
var source = TaskHelper.GetDomain(url, true) + "/favicon.ico";
WebClient wb = new WebClient();
byte[] data = wb.DownloadData(source);
if (data == null || data.Count() < 10)
{
return;
}
App.Current.Dispatcher.BeginInvoke(new Action <MemoryStream>(od =>
{
try
{
var b = new BitmapImage();
b.BeginInit();
b.CacheOption = BitmapCacheOption.OnLoad;
b.StreamSource = od;
b.EndInit();
b.Freeze();
ChrominViewModel target = null;
if (refrence != null)
{
refrence.TryGetTarget(out target);
}
if (target != null)
{
target.Icon = b;
}
}catch (Exception er)
{
Console.WriteLine(" 创建faveicon 失败 : " + er.Message);
}
}), new MemoryStream(data));
}
catch (Exception) { Console.WriteLine(string.Format(" 获取网络资源[{0}/favicon.ico]失败 : ", url)); }
});
}
public CustomLoadHandler(ChrominViewModel cvm)
{
refrence = new WeakReference <ChrominViewModel>(cvm);
}
