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      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.
      4 
      5 #ifndef PPAPI_THUNK_INSTANCE_API_H_
      6 #define PPAPI_THUNK_INSTANCE_API_H_
      7 
      8 #include "base/memory/ref_counted.h"
      9 #include "base/memory/scoped_ptr.h"
     10 #include "ppapi/c/dev/ppb_url_util_dev.h"
     11 #include "ppapi/c/pp_bool.h"
     12 #include "ppapi/c/pp_completion_callback.h"
     13 #include "ppapi/c/pp_size.h"
     14 #include "ppapi/c/ppb_audio_config.h"
     15 #include "ppapi/c/ppb_console.h"
     16 #include "ppapi/c/ppb_gamepad.h"
     17 #include "ppapi/c/ppb_instance.h"
     18 #include "ppapi/c/ppb_mouse_cursor.h"
     19 #include "ppapi/c/ppb_text_input_controller.h"
     20 #include "ppapi/c/private/pp_content_decryptor.h"
     21 #include "ppapi/c/private/ppb_instance_private.h"
     22 #include "ppapi/shared_impl/api_id.h"
     23 #include "ppapi/shared_impl/resource.h"
     24 #include "ppapi/shared_impl/singleton_resource_id.h"
     25 
     26 // Windows headers interfere with this file.
     27 #ifdef PostMessage
     28 #undef PostMessage
     29 #endif
     30 
     31 struct PP_DecryptedBlockInfo;
     32 struct PP_DecryptedFrameInfo;
     33 
     34 namespace ppapi {
     35 
     36 class Resource;
     37 class TrackedCallback;
     38 struct ViewData;
     39 
     40 namespace thunk {
     41 
     42 class PPB_Flash_API;
     43 
     44 class PPB_Instance_API {
     45  public:
     46   virtual ~PPB_Instance_API() {}
     47 
     48   virtual PP_Bool BindGraphics(PP_Instance instance, PP_Resource device) = 0;
     49   virtual PP_Bool IsFullFrame(PP_Instance instance) = 0;
     50 
     51   // Unexposed PPAPI functions for proxying.
     52   // Returns the internal view data struct.
     53   virtual const ViewData* GetViewData(PP_Instance instance) = 0;
     54   // Returns the flash fullscreen status.
     55   virtual PP_Bool FlashIsFullscreen(PP_Instance instance) = 0;
     56 
     57   // InstancePrivate.
     58   virtual PP_Var GetWindowObject(PP_Instance instance) = 0;
     59   virtual PP_Var GetOwnerElementObject(PP_Instance instance) = 0;
     60   virtual PP_Var ExecuteScript(PP_Instance instance,
     61                                PP_Var script,
     62                                PP_Var* exception) = 0;
     63 
     64   // Audio.
     65   virtual uint32_t GetAudioHardwareOutputSampleRate(PP_Instance instance) = 0;
     66   virtual uint32_t GetAudioHardwareOutputBufferSize(PP_Instance instance) = 0;
     67 
     68   // CharSet.
     69   virtual PP_Var GetDefaultCharSet(PP_Instance instance) = 0;
     70 
     71   // Console.
     72   virtual void Log(PP_Instance instance,
     73                    PP_LogLevel log_level,
     74                    PP_Var value) = 0;
     75   virtual void LogWithSource(PP_Instance instance,
     76                              PP_LogLevel log_level,
     77                              PP_Var source,
     78                              PP_Var value) = 0;
     79 
     80   // Find.
     81   virtual void NumberOfFindResultsChanged(PP_Instance instance,
     82                                           int32_t total,
     83                                           PP_Bool final_result) = 0;
     84   virtual void SelectedFindResultChanged(PP_Instance instance,
     85                                          int32_t index) = 0;
     86 
     87   // Fullscreen.
     88   virtual PP_Bool IsFullscreen(PP_Instance instance) = 0;
     89   virtual PP_Bool SetFullscreen(PP_Instance instance,
     90                                 PP_Bool fullscreen) = 0;
     91   virtual PP_Bool GetScreenSize(PP_Instance instance, PP_Size* size) = 0;
     92 
     93   // This is an implementation-only function which grabs an instance of a
     94   // "singleton resource". These are used to implement instance interfaces
     95   // (functions which are associated with the instance itself as opposed to a
     96   // resource).
     97   virtual Resource* GetSingletonResource(
     98       PP_Instance instance, SingletonResourceID id) = 0;
     99 
    100   // InputEvent.
    101   virtual int32_t RequestInputEvents(PP_Instance instance,
    102                                      uint32_t event_classes) = 0;
    103   virtual int32_t RequestFilteringInputEvents(PP_Instance instance,
    104                                               uint32_t event_classes) = 0;
    105   virtual void ClearInputEventRequest(PP_Instance instance,
    106                                       uint32_t event_classes) = 0;
    107 
    108   // Messaging.
    109   virtual void PostMessage(PP_Instance instance, PP_Var message) = 0;
    110 
    111   // Mouse cursor.
    112   virtual PP_Bool SetCursor(PP_Instance instance,
    113                             PP_MouseCursor_Type type,
    114                             PP_Resource image,
    115                             const PP_Point* hot_spot) = 0;
    116 
    117   // MouseLock.
    118   virtual int32_t LockMouse(PP_Instance instance,
    119                             scoped_refptr<TrackedCallback> callback) = 0;
    120   virtual void UnlockMouse(PP_Instance instance) = 0;
    121 
    122   // TextInput.
    123   virtual void SetTextInputType(PP_Instance instance,
    124                                 PP_TextInput_Type type) = 0;
    125   virtual void UpdateCaretPosition(PP_Instance instance,
    126                                    const PP_Rect& caret,
    127                                    const PP_Rect& bounding_box) = 0;
    128   virtual void CancelCompositionText(PP_Instance instance) = 0;
    129   virtual void SelectionChanged(PP_Instance instance) = 0;
    130   virtual void UpdateSurroundingText(PP_Instance instance,
    131                                      const char* text,
    132                                      uint32_t caret,
    133                                      uint32_t anchor) = 0;
    134 
    135   // Zoom.
    136   virtual void ZoomChanged(PP_Instance instance, double factor) = 0;
    137   virtual void ZoomLimitsChanged(PP_Instance instance,
    138                                  double minimum_factor,
    139                                  double maximum_factor) = 0;
    140   // Testing and URLUtil.
    141   virtual PP_Var GetDocumentURL(PP_Instance instance,
    142                                 PP_URLComponents_Dev* components) = 0;
    143 #if !defined(OS_NACL)
    144   // Content Decryptor.
    145   virtual void SessionCreated(PP_Instance instance,
    146                               uint32 session_id,
    147                               PP_Var web_session_id) = 0;
    148   virtual void SessionMessage(PP_Instance instance,
    149                               uint32 session_id,
    150                               PP_Var message,
    151                               PP_Var destination_url) = 0;
    152   virtual void SessionReady(PP_Instance instance, uint32 session_id) = 0;
    153   virtual void SessionClosed(PP_Instance instance, uint32 session_id) = 0;
    154   virtual void SessionError(PP_Instance instance,
    155                             uint32 session_id,
    156                             int32_t media_error,
    157                             int32_t system_error) = 0;
    158   virtual void DeliverBlock(PP_Instance instance,
    159                             PP_Resource decrypted_block,
    160                             const PP_DecryptedBlockInfo* block_info) = 0;
    161   virtual void DecoderInitializeDone(PP_Instance instance,
    162                                      PP_DecryptorStreamType decoder_type,
    163                                      uint32_t request_id,
    164                                      PP_Bool success) = 0;
    165   virtual void DecoderDeinitializeDone(PP_Instance instance,
    166                                        PP_DecryptorStreamType decoder_type,
    167                                        uint32_t request_id) = 0;
    168   virtual void DecoderResetDone(PP_Instance instance,
    169                                 PP_DecryptorStreamType decoder_type,
    170                                 uint32_t request_id) = 0;
    171   virtual void DeliverFrame(PP_Instance instance,
    172                             PP_Resource decrypted_frame,
    173                             const PP_DecryptedFrameInfo* frame_info) = 0;
    174   virtual void DeliverSamples(PP_Instance instance,
    175                               PP_Resource audio_frames,
    176                               const PP_DecryptedSampleInfo* sample_info) = 0;
    177 
    178   // URLUtil.
    179   virtual PP_Var ResolveRelativeToDocument(
    180       PP_Instance instance,
    181       PP_Var relative,
    182       PP_URLComponents_Dev* components) = 0;
    183   virtual PP_Bool DocumentCanRequest(PP_Instance instance, PP_Var url) = 0;
    184   virtual PP_Bool DocumentCanAccessDocument(PP_Instance instance,
    185                                             PP_Instance target) = 0;
    186   virtual PP_Var GetPluginInstanceURL(PP_Instance instance,
    187                                       PP_URLComponents_Dev* components) = 0;
    188   virtual PP_Var GetPluginReferrerURL(PP_Instance instance,
    189                                       PP_URLComponents_Dev* components) = 0;
    190 #endif  // !defined(OS_NACL)
    191 
    192   static const ApiID kApiID = API_ID_PPB_INSTANCE;
    193 };
    194 
    195 }  // namespace thunk
    196 }  // namespace ppapi
    197 
    198 #endif  // PPAPI_THUNK_INSTANCE_API_H_
    199