Add a skeleton gamepad resource.

webkit/plugins/ppapi/ppapi_plugin_instance.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_
 #define WEBKIT_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 22 matching lines @@
 #include "ppapi/c/ppb_gamepad.h"
 #include "ppapi/c/ppp_graphics_3d.h"
 #include "ppapi/c/ppp_input_event.h"
 #include "ppapi/c/ppp_messaging.h"
 #include "ppapi/c/ppp_mouse_lock.h"
 #include "ppapi/c/private/ppb_content_decryptor_private.h"
 #include "ppapi/c/private/ppp_content_decryptor_private.h"
 #include "ppapi/c/private/ppp_instance_private.h"
 #include "ppapi/shared_impl/ppb_instance_shared.h"
 #include "ppapi/shared_impl/ppb_view_shared.h"
+#include "ppapi/thunk/ppb_gamepad_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebCanvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
 #include "ui/base/ime/text_input_type.h"
 #include "ui/gfx/rect.h"
 #include "webkit/plugins/ppapi/plugin_delegate.h"
 #include "webkit/plugins/ppapi/ppb_flash_impl.h"
@@ skipping 260 matching lines @@
   // when not processing a user gesture or trying to set fullscreen when
   // already in fullscreen mode).
   bool SetFullscreen(bool fullscreen);
 
   // Implementation of PPB_Flash.
   int32_t Navigate(PPB_URLRequestInfo_Impl* request,
                    const char* target,
                    bool from_user_action);
   bool IsRectTopmost(const gfx::Rect& rect);
 
-  // Implementation of PPB_Gamepad.
-  void SampleGamepads(PP_Instance instance, PP_GamepadsSampleData* data)
-      OVERRIDE;
-
   // Implementation of PPP_Messaging.
   void HandleMessage(PP_Var message);
 
   PluginDelegate::PlatformContext3D* CreateContext3D();
 
   // Returns true iff the plugin is a full-page plugin (i.e. not in an iframe
   // or embedded in a page).
   bool IsFullPagePlugin() const;
 
   // Returns true if the plugin is processing a user gesture.
@@ skipping 35 matching lines @@
   virtual void NumberOfFindResultsChanged(PP_Instance instance,
                                           int32_t total,
                                           PP_Bool final_result) OVERRIDE;
   virtual void SelectedFindResultChanged(PP_Instance instance,
                                          int32_t index) OVERRIDE;
   virtual PP_Bool SetFullscreen(PP_Instance instance,
                                      PP_Bool fullscreen) OVERRIDE;
   virtual PP_Bool GetScreenSize(PP_Instance instance, PP_Size* size)
       OVERRIDE;
   virtual ::ppapi::thunk::PPB_Flash_API* GetFlashAPI() OVERRIDE;
+  virtual ::ppapi::thunk::PPB_Gamepad_API* GetGamepadAPI(PP_Instance instance)
+      OVERRIDE;
   virtual int32_t RequestInputEvents(PP_Instance instance,
                                      uint32_t event_classes) OVERRIDE;
   virtual int32_t RequestFilteringInputEvents(PP_Instance instance,
                                               uint32_t event_classes) OVERRIDE;
   virtual void ClearInputEventRequest(PP_Instance instance,
                                       uint32_t event_classes) OVERRIDE;
   virtual void ClosePendingUserGesture(PP_Instance instance,
                                        PP_TimeTicks timestamp);
   virtual void ZoomChanged(PP_Instance instance, double factor) OVERRIDE;
   virtual void ZoomLimitsChanged(PP_Instance instance,
@@ skipping 63 matching lines @@
                               PP_Resource decrypted_samples,
                               const PP_DecryptedBlockInfo* block_info) OVERRIDE;
 
   // Reset this instance as proxied. Resets cached interfaces to point to the
   // proxy and re-sends DidCreate, DidChangeView, and HandleDocumentLoad (if
   // necessary).
   // This is for use with the NaCl proxy.
   bool ResetAsProxied();
 
  private:
+  // Implements PPB_Gamepad_API. This is just to avoid having an excessive
+  // number of interfaces implemented by PluginInstance.
+  class GamepadImpl : public ::ppapi::thunk::PPB_Gamepad_API {
+   public:
+    GamepadImpl(PluginDelegate* delegate);
+    virtual void Sample(PP_GamepadsSampleData* data) OVERRIDE;
+   private:
+    PluginDelegate* delegate_;
+  };
+
   // See the static Create functions above for creating PluginInstance objects.
   // This constructor is private so that we can hide the PPP_Instance_Combined
   // details while still having 1 constructor to maintain for member
   // initialization.
   PluginInstance(PluginDelegate* delegate,
                  PluginModule* module,
                  ::ppapi::PPP_Instance_Combined* instance_interface);
 
   bool LoadContentDecryptorInterface();
   bool LoadFindInterface();
@@ skipping 160 matching lines @@
   // number in |ranges_|. The hack is in PrintEnd(), where a valid |canvas_|
   // is preserved in PrintWebViewHelper::PrintPages. This makes it possible
   // to generate the entire PDF given the variables below:
   //
   // The most recently used WebCanvas, guaranteed to be valid.
   SkRefPtr<WebKit::WebCanvas> canvas_;
   // An array of page ranges.
   std::vector<PP_PrintPageNumberRange_Dev> ranges_;
 #endif  // OS_LINUX || OS_WIN
 
+  GamepadImpl gamepad_impl_;
+
   // The plugin print interface.
   const PPP_Printing_Dev* plugin_print_interface_;
 
   // The plugin 3D interface.
   const PPP_Graphics3D* plugin_graphics_3d_interface_;
 
   // Contains the cursor if it's set by the plugin.
   scoped_ptr<WebKit::WebCursorInfo> cursor_;
 
   // Set to true if this plugin thinks it will always be on top. This allows us
@@ skipping 73 matching lines @@
   // the pointer so we can re-send it later if we are reset to talk to NaCl.
   scoped_refptr<PPB_URLLoader_Impl> document_loader_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginInstance);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPAPI_PLUGIN_INSTANCE_H_