ppapi/cpp/dev/url_util_dev.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 PPAPI_CPP_DEV_URL_UTIL_DEV_H_
   6 #define PPAPI_CPP_DEV_URL_UTIL_DEV_H_
   7
   8 #include "ppapi/c/dev/ppb_url_util_dev.h"
   9 #include "ppapi/cpp/var.h"
  10
  11 namespace pp {
  12
  13 class InstanceHandle;
  14
  15 // Simple wrapper around the PPB_URLUtil interface.
  16 class URLUtil_Dev {
  17  public:
  18   // This class is just a collection of random functions that aren't
  19   // particularly attached to anything. So this getter returns a cached
  20   // instance of this interface. This may return NULL if the browser doesn't
  21   // support the URLUtil interface. Since this is a singleton, don't delete the
  22   // pointer.
  23   static const URLUtil_Dev* Get();
  24
  25   Var Canonicalize(const Var& url,
  26                    PP_URLComponents_Dev* components = NULL) const;
  27
  28   Var ResolveRelativeToURL(const Var& base_url,
  29                            const Var& relative_string,
  30                            PP_URLComponents_Dev* components = NULL) const;
  31   Var ResolveRelativeToDocument(const InstanceHandle& instance,
  32                                 const Var& relative_string,
  33                                 PP_URLComponents_Dev* components = NULL) const;
  34
  35   bool IsSameSecurityOrigin(const Var& url_a, const Var& url_b) const;
  36   bool DocumentCanRequest(const InstanceHandle& instance, const Var& url) const;
  37   bool DocumentCanAccessDocument(const InstanceHandle& active,
  38                                  const InstanceHandle& target) const;
  39   Var GetDocumentURL(const InstanceHandle& instance,
  40                      PP_URLComponents_Dev* components = NULL) const;
  41
  42   Var GetPluginInstanceURL(const InstanceHandle& instance,
  43                            PP_URLComponents_Dev* components = NULL) const;
  44
  45  private:
  46   URLUtil_Dev() : interface_(NULL) {}
  47
  48   // Copy and assignment are disallowed.
  49   URLUtil_Dev(const URLUtil_Dev& other);
  50   URLUtil_Dev& operator=(const URLUtil_Dev& other);
  51
  52   const PPB_URLUtil_Dev* interface_;
  53 };
  54
  55 }  // namespace pp
  56
  57 #endif  // PPAPI_CPP_DEV_URL_UTIL_DEV_H_