net/proxy/proxy_resolver_error_observer.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_PROXY_PROXY_RESOLVER_ERROR_OBSERVER_H_
   6 #define NET_PROXY_PROXY_RESOLVER_ERROR_OBSERVER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/string16.h"
  10 #include "net/base/net_export.h"
  11
  12 namespace net {
  13
  14 // Interface for observing JavaScript error messages from PAC scripts. The
  15 // default implementation of the ProxyResolverJSBindings takes a class
  16 // implementing this interface and forwards all JavaScript errors related to
  17 // PAC scripts.
  18 class NET_EXPORT_PRIVATE ProxyResolverErrorObserver {
  19  public:
  20   ProxyResolverErrorObserver() {}
  21   virtual ~ProxyResolverErrorObserver() {}
  22
  23   // Handler for when an error is encountered. |line_number| may be -1
  24   // if a line number is not applicable to this error. |error| is a message
  25   // describing the error.
  26   virtual void OnPACScriptError(int line_number, const string16& error) = 0;
  27
  28  private:
  29   DISALLOW_COPY_AND_ASSIGN(ProxyResolverErrorObserver);
  30 };
  31
  32 }  // namespace net
  33
  34 #endif  // NET_PROXY_PROXY_RESOLVER_ERROR_OBSERVER_H_