public void LoadFile(Gtk.Window win, string fname, string resource, object [] parms, FileReadyDelegate del)
{
string fullname = dir + "/" + fname;
if (File.Exists (fullname)) {
CallDelegate (fullname, del);
return;
}
charp.request (resource, parms, new CharpGtk.CharpGtkCtx {
parent = win,
reply_complete_handler = delegate (Charp.CharpCtx ctx) {
if (ctx.wc.ResponseHeaders["Content-Type"].StartsWith ("application/json")) {
// it's an error message.
return false;
}
FileStream stream = new FileStream (fullname, FileMode.Create);
byte[] result = ((UploadValuesCompletedEventArgs) ctx.status).Result;
stream.Write (result, 0, result.Length);
stream.Close ();
CallDelegate (fullname, del);
return true;
},
error = delegate {
del (null);
return true;
}
});
}
public void CallDelegate(string fullname, FileReadyDelegate del)
{
FileStream stream = new FileStream (fullname, FileMode.Open);
del ((Stream) stream);
}