1 // Copyright (c) 2012 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.
5 #ifndef CONTENT_RENDERER_PEPPER_HOST_GLOBALS_H_
6 #define CONTENT_RENDERER_PEPPER_HOST_GLOBALS_H_
8 #include "base/compiler_specific.h"
9 #include "content/renderer/pepper/host_var_tracker.h"
10 #include "ppapi/shared_impl/callback_tracker.h"
11 #include "ppapi/shared_impl/ppapi_globals.h"
12 #include "ppapi/shared_impl/resource_tracker.h"
13 #include "ppapi/shared_impl/var_tracker.h"
17 class PepperPluginInstanceImpl
;
20 class HostGlobals
: public ppapi::PpapiGlobals
{
23 ~HostGlobals() override
;
25 // Getter for the global singleton. Generally, you should use
26 // PpapiGlobals::Get() when possible. Use this only when you need some
27 // host-specific functionality.
28 inline static HostGlobals
* Get() {
29 DCHECK(PpapiGlobals::Get()->IsHostGlobals());
30 return static_cast<HostGlobals
*>(PpapiGlobals::Get());
33 // PpapiGlobals implementation.
34 ppapi::ResourceTracker
* GetResourceTracker() override
;
35 ppapi::VarTracker
* GetVarTracker() override
;
36 ppapi::CallbackTracker
* GetCallbackTrackerForInstance(
37 PP_Instance instance
) override
;
38 ppapi::thunk::PPB_Instance_API
* GetInstanceAPI(PP_Instance instance
) override
;
39 ppapi::thunk::ResourceCreationAPI
* GetResourceCreationAPI(
40 PP_Instance instance
) override
;
41 PP_Module
GetModuleForInstance(PP_Instance instance
) override
;
42 std::string
GetCmdLine() override
;
43 void PreCacheFontForFlash(const void* logfontw
) override
;
44 void LogWithSource(PP_Instance instance
,
46 const std::string
& source
,
47 const std::string
& value
) override
;
48 void BroadcastLogWithSource(PP_Module module
,
50 const std::string
& source
,
51 const std::string
& value
) override
;
52 ppapi::MessageLoopShared
* GetCurrentMessageLoop() override
;
53 base::TaskRunner
* GetFileTaskRunner() override
;
55 HostVarTracker
* host_var_tracker() { return &host_var_tracker_
; }
57 // PP_Modules ----------------------------------------------------------------
59 // Adds a new plugin module to the list of tracked module, and returns a new
60 // module handle to identify it.
61 PP_Module
AddModule(PluginModule
* module
);
63 // Called when a plugin modulde was deleted and should no longer be tracked.
64 // The given handle should be one generated by AddModule.
65 void ModuleDeleted(PP_Module module
);
67 // Returns a pointer to the plugin modulde object associated with the given
68 // modulde handle. The return value will be NULL if the handle is invalid.
69 PluginModule
* GetModule(PP_Module module
);
71 // PP_Instances --------------------------------------------------------------
73 // Adds a new plugin instance to the list of tracked instances, and returns a
74 // new instance handle to identify it.
75 PP_Instance
AddInstance(PepperPluginInstanceImpl
* instance
);
77 // Called when a plugin instance was deleted and should no longer be tracked.
78 // The given handle should be one generated by AddInstance.
79 void InstanceDeleted(PP_Instance instance
);
81 void InstanceCrashed(PP_Instance instance
);
83 // Returns a pointer to the plugin instance object associated with the given
84 // instance handle. The return value will be NULL if the handle is invalid or
85 // if the instance has crashed.
86 PepperPluginInstanceImpl
* GetInstance(PP_Instance instance
);
89 // PpapiGlobals overrides.
90 bool IsHostGlobals() const override
;
92 static HostGlobals
* host_globals_
;
94 ppapi::ResourceTracker resource_tracker_
;
95 HostVarTracker host_var_tracker_
;
97 // Tracks all live instances and their associated object.
98 typedef std::map
<PP_Instance
, PepperPluginInstanceImpl
*> InstanceMap
;
99 InstanceMap instance_map_
;
101 // Tracks all live modules. The pointers are non-owning, the PluginModule
102 // destructor will notify us when the module is deleted.
103 typedef std::map
<PP_Module
, PluginModule
*> ModuleMap
;
104 ModuleMap module_map_
;
106 DISALLOW_COPY_AND_ASSIGN(HostGlobals
);
109 } // namespace content
111 #endif // CONTENT_RENDERER_PEPPER_HOST_GLOBALS_H_