| // 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 CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_ |
| #define CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_ |
| |
| #include <list> |
| #include <set> |
| #include <string> |
| #include <vector> |
| |
| #include "base/callback.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/strings/string16.h" |
| #include "cc/layers/content_layer_client.h" |
| #include "cc/layers/layer.h" |
| #include "cc/layers/texture_layer_client.h" |
| #include "content/common/content_export.h" |
| #include "content/public/renderer/pepper_plugin_instance.h" |
| #include "content/public/renderer/render_frame_observer.h" |
| #include "content/renderer/mouse_lock_dispatcher.h" |
| #include "ppapi/c/dev/pp_cursor_type_dev.h" |
| #include "ppapi/c/dev/ppp_printing_dev.h" |
| #include "ppapi/c/dev/ppp_selection_dev.h" |
| #include "ppapi/c/dev/ppp_text_input_dev.h" |
| #include "ppapi/c/dev/ppp_zoom_dev.h" |
| #include "ppapi/c/pp_completion_callback.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/pp_time.h" |
| #include "ppapi/c/pp_var.h" |
| #include "ppapi/c/ppb_audio_config.h" |
| #include "ppapi/c/ppb_gamepad.h" |
| #include "ppapi/c/ppb_input_event.h" |
| #include "ppapi/c/ppp_graphics_3d.h" |
| #include "ppapi/c/ppp_input_event.h" |
| #include "ppapi/c/ppp_mouse_lock.h" |
| #include "ppapi/c/private/ppb_content_decryptor_private.h" |
| #include "ppapi/c/private/ppp_find_private.h" |
| #include "ppapi/c/private/ppp_instance_private.h" |
| #include "ppapi/c/private/ppp_pdf.h" |
| #include "ppapi/shared_impl/ppb_instance_shared.h" |
| #include "ppapi/shared_impl/ppb_view_shared.h" |
| #include "ppapi/shared_impl/singleton_resource_id.h" |
| #include "ppapi/shared_impl/tracked_callback.h" |
| #include "ppapi/thunk/ppb_gamepad_api.h" |
| #include "ppapi/thunk/resource_creation_api.h" |
| #include "skia/ext/refptr.h" |
| #include "third_party/WebKit/public/platform/WebCanvas.h" |
| #include "third_party/WebKit/public/platform/WebString.h" |
| #include "third_party/WebKit/public/platform/WebURLLoaderClient.h" |
| #include "third_party/WebKit/public/platform/WebURLResponse.h" |
| #include "third_party/WebKit/public/web/WebPlugin.h" |
| #include "third_party/WebKit/public/web/WebUserGestureToken.h" |
| #include "ui/base/ime/text_input_type.h" |
| #include "ui/events/latency_info.h" |
| #include "ui/gfx/rect.h" |
| #include "url/gurl.h" |
| |
| struct PP_Point; |
| struct _NPP; |
| |
| class SkBitmap; |
| class TransportDIB; |
| |
| namespace blink { |
| class WebInputEvent; |
| class WebLayer; |
| class WebMouseEvent; |
| class WebPluginContainer; |
| class WebURLLoader; |
| class WebURLResponse; |
| struct WebCompositionUnderline; |
| struct WebCursorInfo; |
| struct WebURLError; |
| struct WebPrintParams; |
| } |
| |
| namespace cc { |
| class TextureLayer; |
| } |
| |
| namespace gfx { |
| class Range; |
| } |
| |
| namespace ppapi { |
| class Resource; |
| struct InputEventData; |
| struct PPP_Instance_Combined; |
| class ScopedPPVar; |
| } |
| |
| namespace v8 { |
| class Isolate; |
| } |
| |
| namespace content { |
| |
| class ContentDecryptorDelegate; |
| class FullscreenContainer; |
| class MessageChannel; |
| class PepperCompositorHost; |
| class PepperGraphics2DHost; |
| class PluginModule; |
| class PluginObject; |
| class PPB_Graphics3D_Impl; |
| class PPB_ImageData_Impl; |
| class PPB_URLLoader_Impl; |
| class RenderFrameImpl; |
| class RenderViewImpl; |
| |
| // Represents one time a plugin appears on one web page. |
| // |
| // Note: to get from a PP_Instance to a PepperPluginInstance*, use the |
| // ResourceTracker. |
| class CONTENT_EXPORT PepperPluginInstanceImpl |
| : public base::RefCounted<PepperPluginInstanceImpl>, |
| public NON_EXPORTED_BASE(PepperPluginInstance), |
| public ppapi::PPB_Instance_Shared, |
| public NON_EXPORTED_BASE(cc::TextureLayerClient), |
| public RenderFrameObserver { |
| public: |
| // Create and return a PepperPluginInstanceImpl object which supports the most |
| // recent version of PPP_Instance possible by querying the given |
| // get_plugin_interface function. If the plugin does not support any valid |
| // PPP_Instance interface, returns NULL. |
| static PepperPluginInstanceImpl* Create(RenderFrameImpl* render_frame, |
| PluginModule* module, |
| blink::WebPluginContainer* container, |
| const GURL& plugin_url); |
| RenderFrameImpl* render_frame() const { return render_frame_; } |
| PluginModule* module() const { return module_.get(); } |
| MessageChannel& message_channel() { return *message_channel_; } |
| |
| blink::WebPluginContainer* container() const { return container_; } |
| |
| // Returns the PP_Instance uniquely identifying this instance. Guaranteed |
| // nonzero. |
| PP_Instance pp_instance() const { return pp_instance_; } |
| |
| ppapi::thunk::ResourceCreationAPI& resource_creation() { |
| return *resource_creation_.get(); |
| } |
| |
| // Does some pre-destructor cleanup on the instance. This is necessary |
| // because some cleanup depends on the plugin instance still existing (like |
| // calling the plugin's DidDestroy function). This function is called from |
| // the WebPlugin implementation when WebKit is about to remove the plugin. |
| void Delete(); |
| |
| // Returns true if Delete() has been called on this object. |
| bool is_deleted() const; |
| |
| // Paints the current backing store to the web page. |
| void Paint(blink::WebCanvas* canvas, |
| const gfx::Rect& plugin_rect, |
| const gfx::Rect& paint_rect); |
| |
| // Schedules a paint of the page for the given region. The coordinates are |
| // relative to the top-left of the plugin. This does nothing if the plugin |
| // has not yet been positioned. You can supply an empty gfx::Rect() to |
| // invalidate the entire plugin. |
| void InvalidateRect(const gfx::Rect& rect); |
| |
| // Schedules a scroll of the plugin. This uses optimized scrolling only for |
| // full-frame plugins, as otherwise there could be other elements on top. The |
| // slow path can also be triggered if there is an overlapping frame. |
| void ScrollRect(int dx, int dy, const gfx::Rect& rect); |
| |
| // Commit the backing texture to the screen once the side effects some |
| // rendering up to an offscreen SwapBuffers are visible. |
| void CommitBackingTexture(); |
| |
| // Called when the out-of-process plugin implementing this instance crashed. |
| void InstanceCrashed(); |
| |
| // PPB_Instance and PPB_Instance_Private implementation. |
| bool full_frame() const { return full_frame_; } |
| const ppapi::ViewData& view_data() const { return view_data_; } |
| |
| // PPP_Instance and PPP_Instance_Private. |
| bool Initialize(const std::vector<std::string>& arg_names, |
| const std::vector<std::string>& arg_values, |
| bool full_frame); |
| bool HandleDocumentLoad(const blink::WebURLResponse& response); |
| bool HandleInputEvent(const blink::WebInputEvent& event, |
| blink::WebCursorInfo* cursor_info); |
| PP_Var GetInstanceObject(); |
| void ViewChanged(const gfx::Rect& position, |
| const gfx::Rect& clip, |
| const std::vector<gfx::Rect>& cut_outs_rects); |
| |
| // Handlers for composition events. |
| bool HandleCompositionStart(const base::string16& text); |
| bool HandleCompositionUpdate( |
| const base::string16& text, |
| const std::vector<blink::WebCompositionUnderline>& underlines, |
| int selection_start, |
| int selection_end); |
| bool HandleCompositionEnd(const base::string16& text); |
| bool HandleTextInput(const base::string16& text); |
| |
| // Gets the current text input status. |
| ui::TextInputType text_input_type() const { return text_input_type_; } |
| gfx::Rect GetCaretBounds() const; |
| bool IsPluginAcceptingCompositionEvents() const; |
| void GetSurroundingText(base::string16* text, gfx::Range* range) const; |
| |
| // Notifications about focus changes, see has_webkit_focus_ below. |
| void SetWebKitFocus(bool has_focus); |
| void SetContentAreaFocus(bool has_focus); |
| |
| // Notification about page visibility. The default is "visible". |
| void PageVisibilityChanged(bool is_visible); |
| |
| // Notifications that the view has started painting, and has flushed the |
| // painted content to the screen. These messages are used to send Flush |
| // callbacks to the plugin for DeviceContext2D/3D. |
| void ViewInitiatedPaint(); |
| void ViewFlushedPaint(); |
| |
| // Tracks all live PluginObjects. |
| void AddPluginObject(PluginObject* plugin_object); |
| void RemovePluginObject(PluginObject* plugin_object); |
| |
| base::string16 GetSelectedText(bool html); |
| base::string16 GetLinkAtPosition(const gfx::Point& point); |
| void RequestSurroundingText(size_t desired_number_of_characters); |
| void Zoom(double factor, bool text_only); |
| bool StartFind(const base::string16& search_text, |
| bool case_sensitive, |
| int identifier); |
| void SelectFindResult(bool forward); |
| void StopFind(); |
| |
| bool SupportsPrintInterface(); |
| bool IsPrintScalingDisabled(); |
| int PrintBegin(const blink::WebPrintParams& print_params); |
| bool PrintPage(int page_number, blink::WebCanvas* canvas); |
| void PrintEnd(); |
| |
| bool CanRotateView(); |
| void RotateView(blink::WebPlugin::RotationType type); |
| |
| // There are 2 implementations of the fullscreen interface |
| // PPB_FlashFullscreen is used by Pepper Flash. |
| // PPB_Fullscreen is intended for other applications including NaCl. |
| // The two interface are mutually exclusive. |
| |
| // Implementation of PPB_FlashFullscreen. |
| |
| // Because going to fullscreen is asynchronous (but going out is not), there |
| // are 3 states: |
| // - normal : fullscreen_container_ == NULL |
| // flash_fullscreen_ == false |
| // - fullscreen pending: fullscreen_container_ != NULL |
| // flash_fullscreen_ == false |
| // - fullscreen : fullscreen_container_ != NULL |
| // flash_fullscreen_ == true |
| // |
| // In normal state, events come from webkit and painting goes back to it. |
| // In fullscreen state, events come from the fullscreen container, and |
| // painting goes back to it. |
| // In pending state, events from webkit are ignored, and as soon as we |
| // receive events from the fullscreen container, we go to the fullscreen |
| // state. |
| bool FlashIsFullscreenOrPending(); |
| |
| // Updates |flash_fullscreen_| and sends focus change notification if |
| // necessary. |
| void UpdateFlashFullscreenState(bool flash_fullscreen); |
| |
| FullscreenContainer* fullscreen_container() const { |
| return fullscreen_container_; |
| } |
| |
| // Implementation of PPB_Fullscreen. |
| |
| // Because going to/from fullscreen is asynchronous, there are 4 states: |
| // - normal : desired_fullscreen_state_ == false |
| // view_data_.is_fullscreen == false |
| // - fullscreen pending: desired_fullscreen_state_ == true |
| // view_data_.is_fullscreen == false |
| // - fullscreen : desired_fullscreen_state_ == true |
| // view_data_.is_fullscreen == true |
| // - normal pending : desired_fullscreen_state_ = false |
| // view_data_.is_fullscreen = true |
| bool IsFullscreenOrPending(); |
| |
| bool flash_fullscreen() const { return flash_fullscreen_; } |
| |
| // Switches between fullscreen and normal mode. The transition is |
| // asynchronous. WebKit will trigger corresponding VewChanged calls. |
| // Returns true on success, false on failure (e.g. trying to enter fullscreen |
| // when not processing a user gesture or trying to set fullscreen when |
| // already in fullscreen mode). |
| bool SetFullscreen(bool fullscreen); |
| |
| // Send the message on to the plugin. |
| void HandleMessage(ppapi::ScopedPPVar message); |
| |
| // Send the message synchronously to the plugin, and get a result. Returns |
| // true if the plugin handled the message, false if it didn't. The plugin |
| // won't handle the message if it has not registered a PPP_MessageHandler. |
| bool HandleBlockingMessage(ppapi::ScopedPPVar message, |
| ppapi::ScopedPPVar* result); |
| |
| // Returns true if the plugin is processing a user gesture. |
| bool IsProcessingUserGesture(); |
| |
| // Returns the user gesture token to use for creating a WebScopedUserGesture, |
| // if IsProcessingUserGesture returned true. |
| blink::WebUserGestureToken CurrentUserGestureToken(); |
| |
| // A mouse lock request was pending and this reports success or failure. |
| void OnLockMouseACK(bool succeeded); |
| // A mouse lock was in place, but has been lost. |
| void OnMouseLockLost(); |
| // A mouse lock is enabled and mouse events are being delivered. |
| void HandleMouseLockedInputEvent(const blink::WebMouseEvent& event); |
| |
| // Simulates an input event to the plugin by passing it down to WebKit, |
| // which sends it back up to the plugin as if it came from the user. |
| void SimulateInputEvent(const ppapi::InputEventData& input_event); |
| |
| // Simulates an IME event at the level of RenderView which sends it back up to |
| // the plugin as if it came from the user. |
| bool SimulateIMEEvent(const ppapi::InputEventData& input_event); |
| void SimulateImeSetCompositionEvent(const ppapi::InputEventData& input_event); |
| |
| // The document loader is valid when the plugin is "full-frame" and in this |
| // case is non-NULL as long as the corresponding loader resource is alive. |
| // This pointer is non-owning, so the loader must use set_document_loader to |
| // clear itself when it is destroyed. |
| blink::WebURLLoaderClient* document_loader() const { |
| return document_loader_; |
| } |
| void set_document_loader(blink::WebURLLoaderClient* loader) { |
| document_loader_ = loader; |
| } |
| |
| ContentDecryptorDelegate* GetContentDecryptorDelegate(); |
| |
| // PluginInstance implementation |
| virtual RenderView* GetRenderView() OVERRIDE; |
| virtual blink::WebPluginContainer* GetContainer() OVERRIDE; |
| virtual v8::Isolate* GetIsolate() const OVERRIDE; |
| virtual ppapi::VarTracker* GetVarTracker() OVERRIDE; |
| virtual const GURL& GetPluginURL() OVERRIDE; |
| virtual base::FilePath GetModulePath() OVERRIDE; |
| virtual PP_Resource CreateImage(gfx::ImageSkia* source_image, |
| float scale) OVERRIDE; |
| virtual PP_ExternalPluginResult SwitchToOutOfProcessProxy( |
| const base::FilePath& file_path, |
| ppapi::PpapiPermissions permissions, |
| const IPC::ChannelHandle& channel_handle, |
| base::ProcessId plugin_pid, |
| int plugin_child_id) OVERRIDE; |
| virtual void SetAlwaysOnTop(bool on_top) OVERRIDE; |
| virtual bool IsFullPagePlugin() OVERRIDE; |
| virtual bool FlashSetFullscreen(bool fullscreen, bool delay_report) OVERRIDE; |
| virtual bool IsRectTopmost(const gfx::Rect& rect) OVERRIDE; |
| virtual int32_t Navigate(const ppapi::URLRequestInfoData& request, |
| const char* target, |
| bool from_user_action) OVERRIDE; |
| virtual int MakePendingFileRefRendererHost(const base::FilePath& path) |
| OVERRIDE; |
| virtual void SetEmbedProperty(PP_Var key, PP_Var value) OVERRIDE; |
| virtual void SetSelectedText(const base::string16& selected_text) OVERRIDE; |
| virtual void SetLinkUnderCursor(const std::string& url) OVERRIDE; |
| virtual void SetTextInputType(ui::TextInputType type) OVERRIDE; |
| virtual void PostMessageToJavaScript(PP_Var message) OVERRIDE; |
| |
| // PPB_Instance_API implementation. |
| virtual PP_Bool BindGraphics(PP_Instance instance, |
| PP_Resource device) OVERRIDE; |
| virtual PP_Bool IsFullFrame(PP_Instance instance) OVERRIDE; |
| virtual const ppapi::ViewData* GetViewData(PP_Instance instance) OVERRIDE; |
| virtual PP_Bool FlashIsFullscreen(PP_Instance instance) OVERRIDE; |
| virtual PP_Var GetWindowObject(PP_Instance instance) OVERRIDE; |
| virtual PP_Var GetOwnerElementObject(PP_Instance instance) OVERRIDE; |
| virtual PP_Var ExecuteScript(PP_Instance instance, |
| PP_Var script, |
| PP_Var* exception) OVERRIDE; |
| virtual uint32_t GetAudioHardwareOutputSampleRate(PP_Instance instance) |
| OVERRIDE; |
| virtual uint32_t GetAudioHardwareOutputBufferSize(PP_Instance instance) |
| OVERRIDE; |
| virtual PP_Var GetDefaultCharSet(PP_Instance instance) OVERRIDE; |
| virtual void SetPluginToHandleFindRequests(PP_Instance) OVERRIDE; |
| 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 void SetTickmarks(PP_Instance instance, |
| const PP_Rect* tickmarks, |
| uint32_t count) OVERRIDE; |
| virtual PP_Bool IsFullscreen(PP_Instance instance) 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::Resource* GetSingletonResource(PP_Instance instance, |
| ppapi::SingletonResourceID id) |
| 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 StartTrackingLatency(PP_Instance instance) OVERRIDE; |
| virtual void ZoomChanged(PP_Instance instance, double factor) OVERRIDE; |
| virtual void ZoomLimitsChanged(PP_Instance instance, |
| double minimum_factor, |
| double maximum_factor) OVERRIDE; |
| virtual void PostMessage(PP_Instance instance, PP_Var message) OVERRIDE; |
| virtual int32_t RegisterMessageHandler(PP_Instance instance, |
| void* user_data, |
| const PPP_MessageHandler_0_1* handler, |
| PP_Resource message_loop) OVERRIDE; |
| virtual void UnregisterMessageHandler(PP_Instance instance) OVERRIDE; |
| virtual PP_Bool SetCursor(PP_Instance instance, |
| PP_MouseCursor_Type type, |
| PP_Resource image, |
| const PP_Point* hot_spot) OVERRIDE; |
| virtual int32_t LockMouse(PP_Instance instance, |
| scoped_refptr<ppapi::TrackedCallback> callback) |
| OVERRIDE; |
| virtual void UnlockMouse(PP_Instance instance) OVERRIDE; |
| virtual void SetTextInputType(PP_Instance instance, |
| PP_TextInput_Type type) OVERRIDE; |
| virtual void UpdateCaretPosition(PP_Instance instance, |
| const PP_Rect& caret, |
| const PP_Rect& bounding_box) OVERRIDE; |
| virtual void CancelCompositionText(PP_Instance instance) OVERRIDE; |
| virtual void SelectionChanged(PP_Instance instance) OVERRIDE; |
| virtual void UpdateSurroundingText(PP_Instance instance, |
| const char* text, |
| uint32_t caret, |
| uint32_t anchor) OVERRIDE; |
| virtual PP_Var ResolveRelativeToDocument(PP_Instance instance, |
| PP_Var relative, |
| PP_URLComponents_Dev* components) |
| OVERRIDE; |
| virtual PP_Bool DocumentCanRequest(PP_Instance instance, PP_Var url) OVERRIDE; |
| virtual PP_Bool DocumentCanAccessDocument(PP_Instance instance, |
| PP_Instance target) OVERRIDE; |
| virtual PP_Var GetDocumentURL(PP_Instance instance, |
| PP_URLComponents_Dev* components) OVERRIDE; |
| virtual PP_Var GetPluginInstanceURL(PP_Instance instance, |
| PP_URLComponents_Dev* components) |
| OVERRIDE; |
| virtual PP_Var GetPluginReferrerURL(PP_Instance instance, |
| PP_URLComponents_Dev* components) |
| OVERRIDE; |
| |
| // PPB_ContentDecryptor_Private implementation. |
| virtual void PromiseResolved(PP_Instance instance, |
| uint32 promise_id) OVERRIDE; |
| virtual void PromiseResolvedWithSession(PP_Instance instance, |
| uint32 promise_id, |
| PP_Var web_session_id_var) OVERRIDE; |
| virtual void PromiseRejected(PP_Instance instance, |
| uint32 promise_id, |
| PP_CdmExceptionCode exception_code, |
| uint32 system_code, |
| PP_Var error_description_var) OVERRIDE; |
| virtual void SessionMessage(PP_Instance instance, |
| PP_Var web_session_id_var, |
| PP_Var message_var, |
| PP_Var destination_url_var) OVERRIDE; |
| virtual void SessionReady(PP_Instance instance, |
| PP_Var web_session_id_var) OVERRIDE; |
| virtual void SessionClosed(PP_Instance instance, |
| PP_Var web_session_id_var) OVERRIDE; |
| virtual void SessionError(PP_Instance instance, |
| PP_Var web_session_id_var, |
| PP_CdmExceptionCode exception_code, |
| uint32 system_code, |
| PP_Var error_description_var) OVERRIDE; |
| virtual void DeliverBlock(PP_Instance instance, |
| PP_Resource decrypted_block, |
| const PP_DecryptedBlockInfo* block_info) OVERRIDE; |
| virtual void DecoderInitializeDone(PP_Instance instance, |
| PP_DecryptorStreamType decoder_type, |
| uint32_t request_id, |
| PP_Bool success) OVERRIDE; |
| virtual void DecoderDeinitializeDone(PP_Instance instance, |
| PP_DecryptorStreamType decoder_type, |
| uint32_t request_id) OVERRIDE; |
| virtual void DecoderResetDone(PP_Instance instance, |
| PP_DecryptorStreamType decoder_type, |
| uint32_t request_id) OVERRIDE; |
| virtual void DeliverFrame(PP_Instance instance, |
| PP_Resource decrypted_frame, |
| const PP_DecryptedFrameInfo* frame_info) OVERRIDE; |
| virtual void DeliverSamples(PP_Instance instance, |
| PP_Resource audio_frames, |
| const PP_DecryptedSampleInfo* sample_info) |
| OVERRIDE; |
| |
| // Reset this instance as proxied. Assigns the instance a new module, resets |
| // cached interfaces to point to the out-of-process proxy and re-sends |
| // DidCreate, DidChangeView, and HandleDocumentLoad (if necessary). |
| // This should be used only when switching an in-process instance to an |
| // external out-of-process instance. |
| PP_ExternalPluginResult ResetAsProxied(scoped_refptr<PluginModule> module); |
| |
| // Checks whether this is a valid instance of the given module. After calling |
| // ResetAsProxied above, a NaCl plugin instance's module changes, so external |
| // hosts won't recognize it as a valid instance of the original module. This |
| // method fixes that be checking that either module_ or original_module_ match |
| // the given module. |
| bool IsValidInstanceOf(PluginModule* module); |
| |
| // Returns the plugin NPP identifier that this plugin will use to identify |
| // itself when making NPObject scripting calls to WebBindings. |
| struct _NPP* instanceNPP(); |
| |
| // cc::TextureLayerClient implementation. |
| virtual bool PrepareTextureMailbox( |
| cc::TextureMailbox* mailbox, |
| scoped_ptr<cc::SingleReleaseCallback>* release_callback, |
| bool use_shared_memory) OVERRIDE; |
| |
| // RenderFrameObserver |
| virtual void OnDestruct() OVERRIDE; |
| |
| void AddLatencyInfo(const std::vector<ui::LatencyInfo>& latency_info); |
| |
| private: |
| friend class base::RefCounted<PepperPluginInstanceImpl>; |
| friend class PpapiUnittest; |
| |
| // Delete should be called by the WebPlugin before this destructor. |
| virtual ~PepperPluginInstanceImpl(); |
| |
| // Class to record document load notifications and play them back once the |
| // real document loader becomes available. Used only by external instances. |
| class ExternalDocumentLoader : public blink::WebURLLoaderClient { |
| public: |
| ExternalDocumentLoader(); |
| virtual ~ExternalDocumentLoader(); |
| |
| void ReplayReceivedData(WebURLLoaderClient* document_loader); |
| |
| // blink::WebURLLoaderClient implementation. |
| virtual void didReceiveData(blink::WebURLLoader* loader, |
| const char* data, |
| int data_length, |
| int encoded_data_length); |
| virtual void didFinishLoading(blink::WebURLLoader* loader, |
| double finish_time, |
| int64_t total_encoded_data_length); |
| virtual void didFail(blink::WebURLLoader* loader, |
| const blink::WebURLError& error); |
| |
| private: |
| std::list<std::string> data_; |
| bool finished_loading_; |
| scoped_ptr<blink::WebURLError> error_; |
| }; |
| |
| // Implements PPB_Gamepad_API. This is just to avoid having an excessive |
| // number of interfaces implemented by PepperPluginInstanceImpl. |
| class GamepadImpl : public ppapi::thunk::PPB_Gamepad_API, |
| public ppapi::Resource { |
| public: |
| GamepadImpl(); |
| // Resource implementation. |
| virtual ppapi::thunk::PPB_Gamepad_API* AsPPB_Gamepad_API() OVERRIDE; |
| virtual void Sample(PP_Instance instance, |
| PP_GamepadsSampleData* data) OVERRIDE; |
| |
| private: |
| virtual ~GamepadImpl(); |
| }; |
| |
| // See the static Create functions above for creating PepperPluginInstanceImpl |
| // 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. |
| PepperPluginInstanceImpl(RenderFrameImpl* render_frame, |
| PluginModule* module, |
| ppapi::PPP_Instance_Combined* instance_interface, |
| blink::WebPluginContainer* container, |
| const GURL& plugin_url); |
| |
| bool LoadFindInterface(); |
| bool LoadInputEventInterface(); |
| bool LoadMouseLockInterface(); |
| bool LoadPdfInterface(); |
| bool LoadPrintInterface(); |
| bool LoadPrivateInterface(); |
| bool LoadSelectionInterface(); |
| bool LoadTextInputInterface(); |
| bool LoadZoomInterface(); |
| |
| // Update any transforms that should be applied to the texture layer. |
| void UpdateLayerTransform(); |
| |
| // Determines if we think the plugin has focus, both content area and webkit |
| // (see has_webkit_focus_ below). |
| bool PluginHasFocus() const; |
| void SendFocusChangeNotification(); |
| |
| void UpdateTouchEventRequest(); |
| |
| // Returns true if the plugin has registered to accept wheel events. |
| bool IsAcceptingWheelEvents() const; |
| |
| void ScheduleAsyncDidChangeView(); |
| void SendAsyncDidChangeView(); |
| void SendDidChangeView(); |
| |
| // Reports the current plugin geometry to the plugin by calling |
| // DidChangeView. |
| void ReportGeometry(); |
| |
| // Queries the plugin for supported print formats and sets |format| to the |
| // best format to use. Returns false if the plugin does not support any |
| // print format that we can handle (we can handle only PDF). |
| bool GetPreferredPrintOutputFormat(PP_PrintOutputFormat_Dev* format); |
| bool PrintPDFOutput(PP_Resource print_output, blink::WebCanvas* canvas); |
| |
| // Updates the layer for compositing. This creates a layer and attaches to the |
| // container if: |
| // - we have a bound Graphics3D and the Graphics3D has a texture, OR |
| // we have a bound Graphics2D and are using software compositing |
| // - we are not in Flash full-screen mode (or transitioning to it) |
| // Otherwise it destroys the layer. |
| // It does either operation lazily. |
| // device_changed: true if the bound device has been changed, and |
| // UpdateLayer() will be forced to recreate the layer and attaches to the |
| // container. |
| void UpdateLayer(bool device_changed); |
| |
| // Internal helper function for PrintPage(). |
| bool PrintPageHelper(PP_PrintPageNumberRange_Dev* page_ranges, |
| int num_ranges, |
| blink::WebCanvas* canvas); |
| |
| void DoSetCursor(blink::WebCursorInfo* cursor); |
| |
| // Internal helper functions for HandleCompositionXXX(). |
| bool SendCompositionEventToPlugin(PP_InputEvent_Type type, |
| const base::string16& text); |
| bool SendCompositionEventWithUnderlineInformationToPlugin( |
| PP_InputEvent_Type type, |
| const base::string16& text, |
| const std::vector<blink::WebCompositionUnderline>& underlines, |
| int selection_start, |
| int selection_end); |
| |
| // Internal helper function for XXXInputEvents(). |
| void RequestInputEventsHelper(uint32_t event_classes); |
| |
| // Checks if the security origin of the document containing this instance can |
| // assess the security origin of the main frame document. |
| bool CanAccessMainFrame() const; |
| |
| // Returns true if the WebView the plugin is in renders via the accelerated |
| // compositing path. |
| bool IsViewAccelerated(); |
| |
| // Track, set and reset size attributes to control the size of the plugin |
| // in and out of fullscreen mode. |
| void KeepSizeAttributesBeforeFullscreen(); |
| void SetSizeAttributesForFullscreen(); |
| void ResetSizeAttributesAfterFullscreen(); |
| |
| bool IsMouseLocked(); |
| bool LockMouse(); |
| MouseLockDispatcher* GetMouseLockDispatcher(); |
| MouseLockDispatcher::LockTarget* GetOrCreateLockTargetAdapter(); |
| void UnSetAndDeleteLockTargetAdapter(); |
| |
| void DidDataFromWebURLResponse(const blink::WebURLResponse& response, |
| int pending_host_id, |
| const ppapi::URLResponseInfoData& data); |
| |
| RenderFrameImpl* render_frame_; |
| base::Closure instance_deleted_callback_; |
| scoped_refptr<PluginModule> module_; |
| scoped_ptr<ppapi::PPP_Instance_Combined> instance_interface_; |
| // If this is the NaCl plugin, we create a new module when we switch to the |
| // IPC-based PPAPI proxy. Store the original module and instance interface |
| // so we can shut down properly. |
| scoped_refptr<PluginModule> original_module_; |
| scoped_ptr<ppapi::PPP_Instance_Combined> original_instance_interface_; |
| |
| PP_Instance pp_instance_; |
| |
| // NULL until we have been initialized. |
| blink::WebPluginContainer* container_; |
| scoped_refptr<cc::Layer> compositor_layer_; |
| scoped_refptr<cc::TextureLayer> texture_layer_; |
| scoped_ptr<blink::WebLayer> web_layer_; |
| bool layer_bound_to_fullscreen_; |
| bool layer_is_hardware_; |
| |
| // Plugin URL. |
| GURL plugin_url_; |
| |
| // Indicates whether this is a full frame instance, which means it represents |
| // an entire document rather than an embed tag. |
| bool full_frame_; |
| |
| // Stores the current state of the plugin view. |
| ppapi::ViewData view_data_; |
| // The last state sent to the plugin. It is only valid after |
| // |sent_initial_did_change_view_| is set to true. |
| ppapi::ViewData last_sent_view_data_; |
| |
| // Indicates if we've ever sent a didChangeView to the plugin. This ensures we |
| // always send an initial notification, even if the position and clip are the |
| // same as the default values. |
| bool sent_initial_did_change_view_; |
| |
| // The current device context for painting in 2D, 3D or compositor. |
| scoped_refptr<PPB_Graphics3D_Impl> bound_graphics_3d_; |
| PepperGraphics2DHost* bound_graphics_2d_platform_; |
| PepperCompositorHost* bound_compositor_; |
| |
| // We track two types of focus, one from WebKit, which is the focus among |
| // all elements of the page, one one from the browser, which is whether the |
| // tab/window has focus. We tell the plugin it has focus only when both of |
| // these values are set to true. |
| bool has_webkit_focus_; |
| bool has_content_area_focus_; |
| |
| // The id of the current find operation, or -1 if none is in process. |
| int find_identifier_; |
| |
| // Helper object that creates resources. |
| scoped_ptr<ppapi::thunk::ResourceCreationAPI> resource_creation_; |
| |
| // The plugin-provided interfaces. |
| // When adding PPP interfaces, make sure to reset them in ResetAsProxied. |
| const PPP_Find_Private* plugin_find_interface_; |
| const PPP_InputEvent* plugin_input_event_interface_; |
| const PPP_MouseLock* plugin_mouse_lock_interface_; |
| const PPP_Pdf* plugin_pdf_interface_; |
| const PPP_Instance_Private* plugin_private_interface_; |
| const PPP_Selection_Dev* plugin_selection_interface_; |
| const PPP_TextInput_Dev* plugin_textinput_interface_; |
| const PPP_Zoom_Dev* plugin_zoom_interface_; |
| |
| // Flags indicating whether we have asked this plugin instance for the |
| // corresponding interfaces, so that we can ask only once. |
| // When adding flags, make sure to reset them in ResetAsProxied. |
| bool checked_for_plugin_input_event_interface_; |
| bool checked_for_plugin_pdf_interface_; |
| |
| // This is only valid between a successful PrintBegin call and a PrintEnd |
| // call. |
| PP_PrintSettings_Dev current_print_settings_; |
| #if defined(OS_MACOSX) |
| // On the Mac, when we draw the bitmap to the PDFContext, it seems necessary |
| // to keep the pixels valid until CGContextEndPage is called. We use this |
| // variable to hold on to the pixels. |
| scoped_refptr<PPB_ImageData_Impl> last_printed_page_; |
| #endif // defined(OS_MACOSX) |
| // Always when printing to PDF on Linux and when printing for preview on Mac |
| // and Win, the entire document goes into one metafile. However, when users |
| // print only a subset of all the pages, it is impossible to know if a call |
| // to PrintPage() is the last call. Thus in PrintPage(), just store the page |
| // 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. |
| skia::RefPtr<blink::WebCanvas> canvas_; |
| // An array of page ranges. |
| std::vector<PP_PrintPageNumberRange_Dev> ranges_; |
| |
| scoped_refptr<ppapi::Resource> gamepad_impl_; |
| scoped_refptr<ppapi::Resource> uma_private_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<blink::WebCursorInfo> cursor_; |
| |
| // Set to true if this plugin thinks it will always be on top. This allows us |
| // to use a more optimized painting path in some cases. |
| bool always_on_top_; |
| // Even if |always_on_top_| is true, the plugin is not fully visible if there |
| // are some cut-out areas (occupied by iframes higher in the stacking order). |
| // This information is used in the optimized painting path. |
| std::vector<gfx::Rect> cut_outs_rects_; |
| |
| // Implementation of PPB_FlashFullscreen. |
| |
| // Plugin container for fullscreen mode. NULL if not in fullscreen mode. Note: |
| // there is a transition state where fullscreen_container_ is non-NULL but |
| // flash_fullscreen_ is false (see above). |
| FullscreenContainer* fullscreen_container_; |
| |
| // True if we are in "flash" fullscreen mode. False if we are in normal mode |
| // or in transition to fullscreen. Normal fullscreen mode is indicated in |
| // the ViewData. |
| bool flash_fullscreen_; |
| |
| // Implementation of PPB_Fullscreen. |
| |
| // Since entering fullscreen mode is an asynchronous operation, we set this |
| // variable to the desired state at the time we issue the fullscreen change |
| // request. The plugin will receive a DidChangeView event when it goes |
| // fullscreen. |
| bool desired_fullscreen_state_; |
| |
| // WebKit does not resize the plugin when going into fullscreen mode, so we do |
| // this here by modifying the various plugin attributes and then restoring |
| // them on exit. |
| blink::WebString width_before_fullscreen_; |
| blink::WebString height_before_fullscreen_; |
| blink::WebString border_before_fullscreen_; |
| blink::WebString style_before_fullscreen_; |
| gfx::Size screen_size_for_fullscreen_; |
| |
| // The MessageChannel used to implement bidirectional postMessage for the |
| // instance. |
| scoped_ptr<MessageChannel> message_channel_; |
| |
| // Bitmap for crashed plugin. Lazily initialized, non-owning pointer. |
| SkBitmap* sad_plugin_; |
| |
| typedef std::set<PluginObject*> PluginObjectSet; |
| PluginObjectSet live_plugin_objects_; |
| |
| // Classes of events that the plugin has registered for, both for filtering |
| // and not. The bits are PP_INPUTEVENT_CLASS_*. |
| uint32_t input_event_mask_; |
| uint32_t filtered_input_event_mask_; |
| |
| // Text composition status. |
| ui::TextInputType text_input_type_; |
| gfx::Rect text_input_caret_; |
| gfx::Rect text_input_caret_bounds_; |
| bool text_input_caret_set_; |
| |
| // Text selection status. |
| std::string surrounding_text_; |
| size_t selection_caret_; |
| size_t selection_anchor_; |
| |
| scoped_refptr<ppapi::TrackedCallback> lock_mouse_callback_; |
| |
| // Track pending user gestures so out-of-process plugins can respond to |
| // a user gesture after it has been processed. |
| PP_TimeTicks pending_user_gesture_; |
| blink::WebUserGestureToken pending_user_gesture_token_; |
| |
| // We store the arguments so we can re-send them if we are reset to talk to |
| // NaCl via the IPC NaCl proxy. |
| std::vector<std::string> argn_; |
| std::vector<std::string> argv_; |
| |
| // Non-owning pointer to the document loader, if any. |
| blink::WebURLLoaderClient* document_loader_; |
| // State for deferring document loads. Used only by external instances. |
| blink::WebURLResponse external_document_response_; |
| scoped_ptr<ExternalDocumentLoader> external_document_loader_; |
| bool external_document_load_; |
| |
| // The ContentDecryptorDelegate forwards PPP_ContentDecryptor_Private |
| // calls and handles PPB_ContentDecryptor_Private calls. |
| scoped_ptr<ContentDecryptorDelegate> content_decryptor_delegate_; |
| |
| // The link currently under the cursor. |
| base::string16 link_under_cursor_; |
| |
| // Dummy NPP value used when calling in to WebBindings, to allow the bindings |
| // to correctly track NPObjects belonging to this plugin instance. |
| scoped_ptr<struct _NPP> npp_; |
| |
| // We store the isolate at construction so that we can be sure to use the |
| // Isolate in which this Instance was created when interacting with v8. |
| v8::Isolate* isolate_; |
| |
| scoped_ptr<MouseLockDispatcher::LockTarget> lock_target_; |
| |
| bool is_deleted_; |
| |
| // The text that is currently selected in the plugin. |
| base::string16 selected_text_; |
| |
| int64 last_input_number_; |
| |
| bool is_tracking_latency_; |
| |
| // We use a weak ptr factory for scheduling DidChangeView events so that we |
| // can tell whether updates are pending and consolidate them. When there's |
| // already a weak ptr pending (HasWeakPtrs is true), code should update the |
| // view_data_ but not send updates. This also allows us to cancel scheduled |
| // view change events. |
| base::WeakPtrFactory<PepperPluginInstanceImpl> view_change_weak_ptr_factory_; |
| base::WeakPtrFactory<PepperPluginInstanceImpl> weak_factory_; |
| |
| friend class PpapiPluginInstanceTest; |
| DISALLOW_COPY_AND_ASSIGN(PepperPluginInstanceImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_ |