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   1 // Copyright 2017 Samsung Electronics. 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 EWK_EFL_INTEGRATION_BROWSER_JAVASCRIPT_INTERFACE_GIN_NATIVE_BOUND_OBJECT_H_
   6 #define EWK_EFL_INTEGRATION_BROWSER_JAVASCRIPT_INTERFACE_GIN_NATIVE_BOUND_OBJECT_H_
   7
   8 #include <stddef.h>
   9 #include <stdint.h>
  10
  11 #include <set>
  12 #include <string>
  13
  14 #include "base/memory/ref_counted.h"
  15 #include "public/ewk_view.h"
  16
  17 namespace content {
  18
  19 class GinNativeBoundObject
  20     : public base::RefCountedThreadSafe<GinNativeBoundObject> {
  21  public:
  22   GinNativeBoundObject(
  23       Evas_Object* obj,
  24       Ewk_View_Script_Message_Cb callback,
  25       const std::string& name);
  26   GinNativeBoundObject(
  27       Evas_Object* obj,
  28       Ewk_View_Script_Message_Cb callback,
  29       const std::string& name,
  30       const std::set<int32_t>& holders);
  31
  32   typedef int32_t ObjectID;
  33   static GinNativeBoundObject* CreateNamed(
  34       Evas_Object* obj,
  35       Ewk_View_Script_Message_Cb callback,
  36       const std::string& name);
  37   static GinNativeBoundObject* CreateTransient(
  38       Evas_Object* obj,
  39       Ewk_View_Script_Message_Cb callback,
  40       const std::string& name,
  41       int32_t holder);
  42   void AddName() { ++names_count_; }
  43   void RemoveName() { --names_count_; }
  44   Evas_Object* GetView() const { return obj_; }
  45   Ewk_View_Script_Message_Cb CallBack() const { return callback_; }
  46   const char* Name() const { return name_.c_str(); }
  47
  48  private:
  49   friend class base::RefCountedThreadSafe<GinNativeBoundObject>;
  50   ~GinNativeBoundObject();
  51
  52   Evas_Object* obj_;
  53   Ewk_View_Script_Message_Cb callback_;
  54   std::string name_;
  55
  56   // An object must be kept in retained_object_set_ either if it has
  57   // names or if it has a non-empty holders set.
  58   int names_count_;
  59   std::set<int32_t> holders_;
  60 };
  61
  62 }  // namespace content
  63
  64 #endif  // EWK_EFL_INTEGRATION_BROWSER_JAVASCRIPT_INTERFACE_GIN_NATIVE_BOUND_OBJECT_H_