gecko-dev/dom/plugins/ipc/PluginInstanceParent.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: sw=4 ts=4 et :
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef dom_plugins_PluginInstanceParent_h
#define dom_plugins_PluginInstanceParent_h 1
#include "mozilla/plugins/PPluginInstanceParent.h"
#include "mozilla/plugins/PluginScriptableObjectParent.h"
#if defined(OS_WIN)
#include "mozilla/gfx/SharedDIBWin.h"
#include <d3d10_1.h>
#include "nsRefPtrHashtable.h"
#elif defined(MOZ_WIDGET_COCOA)
#include "mozilla/gfx/QuartzSupport.h"
#endif
#include "npfunctions.h"
#include "nsDataHashtable.h"
#include "nsHashKeys.h"
#include "nsRect.h"
#include "mozilla/Unused.h"
#include "mozilla/EventForwards.h"
class gfxASurface;
class gfxContext;
class nsPluginInstanceOwner;
namespace mozilla {
namespace layers {
class Image;
class ImageContainer;
class TextureClientRecycleAllocator;
} // namespace layers
namespace plugins {
class PBrowserStreamParent;
class PluginModuleParent;
class D3D11SurfaceHolder;
class PluginInstanceParent : public PPluginInstanceParent
{
friend class PluginModuleParent;
friend class BrowserStreamParent;
friend class StreamNotifyParent;
#if defined(XP_WIN)
public:
/**
* Helper method for looking up instances based on a supplied id.
*/
static PluginInstanceParent*
LookupPluginInstanceByID(uintptr_t aId);
#endif // defined(XP_WIN)
public:
typedef mozilla::gfx::DrawTarget DrawTarget;
PluginInstanceParent(PluginModuleParent* parent,
NPP npp,
const nsCString& mimeType,
const NPNetscapeFuncs* npniface);
virtual ~PluginInstanceParent();
bool InitMetadata(const nsACString& aMimeType,
const nsACString& aSrcAttribute);
NPError Destroy();
virtual void ActorDestroy(ActorDestroyReason why) override;
virtual PPluginScriptableObjectParent*
AllocPPluginScriptableObjectParent() override;
virtual mozilla::ipc::IPCResult
RecvPPluginScriptableObjectConstructor(PPluginScriptableObjectParent* aActor) override;
virtual bool
DeallocPPluginScriptableObjectParent(PPluginScriptableObjectParent* aObject) override;
virtual PBrowserStreamParent*
AllocPBrowserStreamParent(const nsCString& url,
const uint32_t& length,
const uint32_t& lastmodified,
PStreamNotifyParent* notifyData,
const nsCString& headers) override;
virtual bool
DeallocPBrowserStreamParent(PBrowserStreamParent* stream) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_NPNVnetscapeWindow(NativeWindowHandle* value,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_NPNVWindowNPObject(
PPluginScriptableObjectParent** value,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_NPNVPluginElementNPObject(
PPluginScriptableObjectParent** value,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_NPNVprivateModeBool(bool* value, NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_DrawingModelSupport(const NPNVariable& model, bool* value) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_NPNVdocumentOrigin(nsCString* value, NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_SupportsAsyncBitmapSurface(bool* value) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_SupportsAsyncDXGISurface(bool* value) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValue_PreferredDXGIAdapter(DxgiAdapterDesc* desc) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginWindow(const bool& windowed, NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginTransparent(const bool& transparent,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginUsesDOMForCursor(const bool& useDOMForCursor,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginDrawingModel(const int& drawingModel,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginEventModel(const int& eventModel,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValue_NPPVpluginIsPlayingAudio(const bool& isAudioPlaying,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetURL(const nsCString& url, const nsCString& target,
NPError *result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_PostURL(const nsCString& url, const nsCString& target,
const nsCString& buffer, const bool& file,
NPError* result) override;
virtual PStreamNotifyParent*
AllocPStreamNotifyParent(const nsCString& url, const nsCString& target,
const bool& post, const nsCString& buffer,
const bool& file,
NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerPStreamNotifyConstructor(PStreamNotifyParent* actor,
const nsCString& url,
const nsCString& target,
const bool& post, const nsCString& buffer,
const bool& file,
NPError* result) override;
virtual bool
DeallocPStreamNotifyParent(PStreamNotifyParent* notifyData) override;
virtual mozilla::ipc::IPCResult
RecvNPN_InvalidateRect(const NPRect& rect) override;
virtual mozilla::ipc::IPCResult
RecvRevokeCurrentDirectSurface() override;
virtual mozilla::ipc::IPCResult
RecvInitDXGISurface(const gfx::SurfaceFormat& format,
const gfx::IntSize& size,
WindowsHandle* outHandle,
NPError* outError) override;
virtual mozilla::ipc::IPCResult
RecvFinalizeDXGISurface(const WindowsHandle& handle) override;
virtual mozilla::ipc::IPCResult
RecvShowDirectBitmap(Shmem&& buffer,
const gfx::SurfaceFormat& format,
const uint32_t& stride,
const gfx::IntSize& size,
const gfx::IntRect& dirty) override;
virtual mozilla::ipc::IPCResult
RecvShowDirectDXGISurface(const WindowsHandle& handle,
const gfx::IntRect& rect) override;
// Async rendering
virtual mozilla::ipc::IPCResult
RecvShow(const NPRect& updatedRect,
const SurfaceDescriptor& newSurface,
SurfaceDescriptor* prevSurface) override;
virtual PPluginSurfaceParent*
AllocPPluginSurfaceParent(const WindowsSharedMemoryHandle& handle,
const mozilla::gfx::IntSize& size,
const bool& transparent) override;
virtual bool
DeallocPPluginSurfaceParent(PPluginSurfaceParent* s) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_PushPopupsEnabledState(const bool& aState) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_PopPopupsEnabledState() override;
virtual mozilla::ipc::IPCResult
AnswerNPN_GetValueForURL(const NPNURLVariable& variable,
const nsCString& url,
nsCString* value, NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_SetValueForURL(const NPNURLVariable& variable,
const nsCString& url,
const nsCString& value, NPError* result) override;
virtual mozilla::ipc::IPCResult
AnswerNPN_ConvertPoint(const double& sourceX,
const bool& ignoreDestX,
const double& sourceY,
const bool& ignoreDestY,
const NPCoordinateSpace& sourceSpace,
const NPCoordinateSpace& destSpace,
double *destX,
double *destY,
bool *result) override;
virtual mozilla::ipc::IPCResult
RecvRedrawPlugin() override;
virtual mozilla::ipc::IPCResult
RecvSetNetscapeWindowAsParent(const NativeWindowHandle& childWindow) override;
NPError NPP_SetWindow(const NPWindow* aWindow);
NPError NPP_GetValue(NPPVariable variable, void* retval);
NPError NPP_SetValue(NPNVariable variable, void* value);
void NPP_URLRedirectNotify(const char* url, int32_t status,
void* notifyData);
NPError NPP_NewStream(NPMIMEType type, NPStream* stream,
NPBool seekable, uint16_t* stype);
NPError NPP_DestroyStream(NPStream* stream, NPReason reason);
void NPP_Print(NPPrint* platformPrint);
int16_t NPP_HandleEvent(void* event);
void NPP_URLNotify(const char* url, NPReason reason, void* notifyData);
PluginModuleParent* Module()
{
return mParent;
}
const NPNetscapeFuncs* GetNPNIface()
{
return mNPNIface;
}
bool
RegisterNPObjectForActor(NPObject* aObject,
PluginScriptableObjectParent* aActor);
void
UnregisterNPObject(NPObject* aObject);
PluginScriptableObjectParent*
GetActorForNPObject(NPObject* aObject);
NPP
GetNPP()
{
return mNPP;
}
void
GetSrcAttribute(nsACString& aOutput) const
{
aOutput = mSrcAttribute;
}
virtual mozilla::ipc::IPCResult
AnswerPluginFocusChange(const bool& gotFocus) override;
nsresult AsyncSetWindow(NPWindow* window);
nsresult GetImageContainer(mozilla::layers::ImageContainer** aContainer);
nsresult GetImageSize(nsIntSize* aSize);
#ifdef XP_MACOSX
nsresult IsRemoteDrawingCoreAnimation(bool *aDrawing);
#endif
#if defined(XP_MACOSX) || defined(XP_WIN)
nsresult ContentsScaleFactorChanged(double aContentsScaleFactor);
#endif
nsresult SetBackgroundUnknown();
nsresult BeginUpdateBackground(const nsIntRect& aRect,
DrawTarget** aDrawTarget);
nsresult EndUpdateBackground(const nsIntRect& aRect);
#if defined(XP_WIN)
nsresult SetScrollCaptureId(uint64_t aScrollCaptureId);
nsresult GetScrollCaptureContainer(mozilla::layers::ImageContainer** aContainer);
#endif
void DidComposite();
bool IsUsingDirectDrawing();
static PluginInstanceParent* Cast(NPP instance);
// for IME hook
virtual mozilla::ipc::IPCResult
RecvGetCompositionString(const uint32_t& aIndex,
nsTArray<uint8_t>* aBuffer,
int32_t* aLength) override;
virtual mozilla::ipc::IPCResult
RecvSetCandidateWindow(
const mozilla::widget::CandidateWindowPosition& aPosition) override;
virtual mozilla::ipc::IPCResult
RecvRequestCommitOrCancel(const bool& aCommitted) override;
virtual mozilla::ipc::IPCResult RecvEnableIME(const bool& aEnable) override;
// for reserved shortcut key handling with windowed plugin on Windows
nsresult HandledWindowedPluginKeyEvent(
const mozilla::NativeEventData& aKeyEventData,
bool aIsConsumed);
virtual mozilla::ipc::IPCResult
RecvOnWindowedPluginKeyEvent(
const mozilla::NativeEventData& aKeyEventData) override;
private:
// Create an appropriate platform surface for a background of size
// |aSize|. Return true if successful.
bool CreateBackground(const nsIntSize& aSize);
void DestroyBackground();
SurfaceDescriptor BackgroundDescriptor() /*const*/;
typedef mozilla::layers::ImageContainer ImageContainer;
ImageContainer *GetImageContainer();
virtual PPluginBackgroundDestroyerParent*
AllocPPluginBackgroundDestroyerParent() override;
virtual bool
DeallocPPluginBackgroundDestroyerParent(PPluginBackgroundDestroyerParent* aActor) override;
bool InternalGetValueForNPObject(NPNVariable aVariable,
PPluginScriptableObjectParent** aValue,
NPError* aResult);
nsPluginInstanceOwner* GetOwner();
void SetCurrentImage(layers::Image* aImage);
// Update Telemetry with the current drawing model.
void RecordDrawingModel();
private:
PluginModuleParent* mParent;
NPP mNPP;
const NPNetscapeFuncs* mNPNIface;
nsCString mSrcAttribute;
NPWindowType mWindowType;
int16_t mDrawingModel;
// Since plugins may request different drawing models to find a compatible
// one, we only record the drawing model after a SetWindow call and if the
// drawing model has changed.
int mLastRecordedDrawingModel;
nsDataHashtable<nsPtrHashKey<NPObject>, PluginScriptableObjectParent*> mScriptableObjects;
// This is used to tell the compositor that it should invalidate the ImageLayer.
uint32_t mFrameID;
#if defined(XP_WIN)
// Note: DXGI 1.1 surface handles are global across all processes, and are not
// marshaled. As long as we haven't freed a texture its handle should be valid
// as a unique cross-process identifier for the texture.
nsRefPtrHashtable<nsPtrHashKey<void>, D3D11SurfaceHolder> mD3D11Surfaces;
#endif
#if defined(OS_WIN)
private:
// Used in handling parent/child forwarding of events.
static LRESULT CALLBACK PluginWindowHookProc(HWND hWnd, UINT message,
WPARAM wParam, LPARAM lParam);
void SubclassPluginWindow(HWND aWnd);
void UnsubclassPluginWindow();
bool MaybeCreateAndParentChildPluginWindow();
void MaybeCreateChildPopupSurrogate();
private:
nsIntRect mPluginPort;
nsIntRect mSharedSize;
HWND mPluginHWND;
// This is used for the normal child plugin HWND for windowed plugins and,
// if needed, also the child popup surrogate HWND for windowless plugins.
HWND mChildPluginHWND;
HWND mChildPluginsParentHWND;
WNDPROC mPluginWndProc;
bool mNestedEventState;
#endif // defined(XP_WIN)
#if defined(MOZ_WIDGET_COCOA)
private:
Shmem mShSurface;
uint16_t mShWidth;
uint16_t mShHeight;
CGColorSpaceRef mShColorSpace;
RefPtr<MacIOSurface> mIOSurface;
RefPtr<MacIOSurface> mFrontIOSurface;
#endif // definied(MOZ_WIDGET_COCOA)
// ObjectFrame layer wrapper
RefPtr<gfxASurface> mFrontSurface;
// For windowless+transparent instances, this surface contains a
// "pretty recent" copy of the pixels under its <object> frame.
// On the plugin side, we use this surface to avoid doing alpha
// recovery when possible. This surface is created and owned by
// the browser, but a "read-only" reference is sent to the plugin.
//
// We have explicitly chosen not to provide any guarantees about
// the consistency of the pixels in |mBackground|. A plugin may
// be able to observe partial updates to the background.
RefPtr<gfxASurface> mBackground;
RefPtr<ImageContainer> mImageContainer;
};
} // namespace plugins
} // namespace mozilla
#endif // ifndef dom_plugins_PluginInstanceParent_h