mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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612 lines
21 KiB
C++
612 lines
21 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: sw=4 ts=4 et :
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Plugin App.
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*
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* The Initial Developer of the Original Code is
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* Chris Jones <jones.chris.g@gmail.com>
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef dom_plugins_PluginInstanceChild_h
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#define dom_plugins_PluginInstanceChild_h 1
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#include "mozilla/plugins/PPluginInstanceChild.h"
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#include "mozilla/plugins/PluginScriptableObjectChild.h"
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#include "mozilla/plugins/StreamNotifyChild.h"
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#include "mozilla/plugins/PPluginSurfaceChild.h"
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#if defined(OS_WIN)
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#include "mozilla/gfx/SharedDIBWin.h"
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#elif defined(MOZ_WIDGET_COCOA)
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#include "PluginUtilsOSX.h"
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#include "nsCoreAnimationSupport.h"
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#include "base/timer.h"
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using namespace mozilla::plugins::PluginUtilsOSX;
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#endif
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#include "npfunctions.h"
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#include "nsAutoPtr.h"
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#include "nsTArray.h"
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#include "ChildAsyncCall.h"
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#include "ChildTimer.h"
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#include "nsRect.h"
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#include "nsTHashtable.h"
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#include "mozilla/PaintTracker.h"
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#include "gfxASurface.h"
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namespace mozilla {
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namespace plugins {
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class PBrowserStreamChild;
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class BrowserStreamChild;
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class StreamNotifyChild;
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class PluginInstanceChild : public PPluginInstanceChild
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{
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friend class BrowserStreamChild;
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friend class PluginStreamChild;
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friend class StreamNotifyChild;
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#ifdef OS_WIN
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friend LRESULT CALLBACK PluginWindowProc(HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam);
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static LRESULT CALLBACK PluginWindowProcInternal(HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam);
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#endif
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protected:
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virtual bool AnswerNPP_SetWindow(const NPRemoteWindow& window);
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virtual bool
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AnswerNPP_GetValue_NPPVpluginWantsAllNetworkStreams(bool* wantsAllStreams, NPError* rv);
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virtual bool
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AnswerNPP_GetValue_NPPVpluginNeedsXEmbed(bool* needs, NPError* rv);
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virtual bool
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AnswerNPP_GetValue_NPPVpluginScriptableNPObject(PPluginScriptableObjectChild** value,
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NPError* result);
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virtual bool
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AnswerNPP_GetValue_NPPVpluginNativeAccessibleAtkPlugId(nsCString* aPlugId,
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NPError* aResult);
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virtual bool
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AnswerNPP_SetValue_NPNVprivateModeBool(const bool& value, NPError* result);
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virtual bool
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AnswerNPP_HandleEvent(const NPRemoteEvent& event, int16_t* handled);
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virtual bool
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AnswerNPP_HandleEvent_Shmem(const NPRemoteEvent& event, Shmem& mem, int16_t* handled, Shmem* rtnmem);
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virtual bool
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AnswerNPP_HandleEvent_IOSurface(const NPRemoteEvent& event, const uint32_t& surface, int16_t* handled);
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// Async rendering
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virtual bool
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RecvAsyncSetWindow(const gfxSurfaceType& aSurfaceType,
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const NPRemoteWindow& aWindow);
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virtual void
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DoAsyncSetWindow(const gfxSurfaceType& aSurfaceType,
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const NPRemoteWindow& aWindow,
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bool aIsAsync);
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virtual bool
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AnswerHandleKeyEvent(const nsKeyEvent& aEvent, bool* handled);
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virtual bool
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AnswerHandleTextEvent(const nsTextEvent& aEvent, bool* handled);
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virtual PPluginSurfaceChild* AllocPPluginSurface(const WindowsSharedMemoryHandle&,
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const gfxIntSize&, const bool&) {
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return new PPluginSurfaceChild();
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}
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virtual bool DeallocPPluginSurface(PPluginSurfaceChild* s) {
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delete s;
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return true;
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}
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NS_OVERRIDE
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virtual bool
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AnswerPaint(const NPRemoteEvent& event, int16_t* handled)
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{
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PaintTracker pt;
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return AnswerNPP_HandleEvent(event, handled);
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}
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NS_OVERRIDE
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virtual bool
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RecvWindowPosChanged(const NPRemoteEvent& event);
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virtual bool
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AnswerNPP_Destroy(NPError* result);
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virtual PPluginScriptableObjectChild*
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AllocPPluginScriptableObject();
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virtual bool
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DeallocPPluginScriptableObject(PPluginScriptableObjectChild* aObject);
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NS_OVERRIDE virtual bool
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RecvPPluginScriptableObjectConstructor(PPluginScriptableObjectChild* aActor);
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virtual PBrowserStreamChild*
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AllocPBrowserStream(const nsCString& url,
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const uint32_t& length,
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const uint32_t& lastmodified,
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PStreamNotifyChild* notifyData,
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const nsCString& headers,
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const nsCString& mimeType,
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const bool& seekable,
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NPError* rv,
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uint16_t *stype);
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virtual bool
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AnswerPBrowserStreamConstructor(
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PBrowserStreamChild* aActor,
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const nsCString& url,
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const uint32_t& length,
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const uint32_t& lastmodified,
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PStreamNotifyChild* notifyData,
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const nsCString& headers,
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const nsCString& mimeType,
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const bool& seekable,
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NPError* rv,
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uint16_t* stype);
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virtual bool
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DeallocPBrowserStream(PBrowserStreamChild* stream);
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virtual PPluginStreamChild*
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AllocPPluginStream(const nsCString& mimeType,
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const nsCString& target,
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NPError* result);
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virtual bool
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DeallocPPluginStream(PPluginStreamChild* stream);
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virtual PStreamNotifyChild*
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AllocPStreamNotify(const nsCString& url, const nsCString& target,
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const bool& post, const nsCString& buffer,
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const bool& file,
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NPError* result);
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NS_OVERRIDE virtual bool
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DeallocPStreamNotify(PStreamNotifyChild* notifyData);
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virtual bool
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AnswerSetPluginFocus();
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virtual bool
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AnswerUpdateWindow();
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public:
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PluginInstanceChild(const NPPluginFuncs* aPluginIface);
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virtual ~PluginInstanceChild();
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bool Initialize();
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NPP GetNPP()
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{
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return &mData;
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}
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NPError
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NPN_GetValue(NPNVariable aVariable, void* aValue);
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NPError
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NPN_SetValue(NPPVariable aVariable, void* aValue);
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PluginScriptableObjectChild*
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GetActorForNPObject(NPObject* aObject);
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NPError
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NPN_NewStream(NPMIMEType aMIMEType, const char* aWindow,
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NPStream** aStream);
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void InvalidateRect(NPRect* aInvalidRect);
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#ifdef MOZ_WIDGET_COCOA
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void Invalidate();
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#endif // definied(MOZ_WIDGET_COCOA)
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uint32_t ScheduleTimer(uint32_t interval, bool repeat, TimerFunc func);
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void UnscheduleTimer(uint32_t id);
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void AsyncCall(PluginThreadCallback aFunc, void* aUserData);
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int GetQuirks();
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void NPN_URLRedirectResponse(void* notifyData, NPBool allow);
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private:
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friend class PluginModuleChild;
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NPError
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InternalGetNPObjectForValue(NPNVariable aValue,
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NPObject** aObject);
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NS_OVERRIDE
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virtual bool RecvUpdateBackground(const SurfaceDescriptor& aBackground,
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const nsIntRect& aRect);
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NS_OVERRIDE
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virtual PPluginBackgroundDestroyerChild*
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AllocPPluginBackgroundDestroyer();
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NS_OVERRIDE
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virtual bool
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RecvPPluginBackgroundDestroyerConstructor(PPluginBackgroundDestroyerChild* aActor);
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NS_OVERRIDE
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virtual bool
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DeallocPPluginBackgroundDestroyer(PPluginBackgroundDestroyerChild* aActor);
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#if defined(OS_WIN)
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static bool RegisterWindowClass();
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bool CreatePluginWindow();
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void DestroyPluginWindow();
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void ReparentPluginWindow(HWND hWndParent);
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void SizePluginWindow(int width, int height);
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int16_t WinlessHandleEvent(NPEvent& event);
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void CreateWinlessPopupSurrogate();
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void DestroyWinlessPopupSurrogate();
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void InitPopupMenuHook();
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void SetupFlashMsgThrottle();
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void UnhookWinlessFlashThrottle();
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void HookSetWindowLongPtr();
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static inline bool SetWindowLongHookCheck(HWND hWnd,
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int nIndex,
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LONG_PTR newLong);
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void FlashThrottleMessage(HWND, UINT, WPARAM, LPARAM, bool);
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static LRESULT CALLBACK DummyWindowProc(HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam);
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static LRESULT CALLBACK PluginWindowProc(HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam);
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static BOOL WINAPI TrackPopupHookProc(HMENU hMenu,
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UINT uFlags,
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int x,
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int y,
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int nReserved,
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HWND hWnd,
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CONST RECT *prcRect);
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static BOOL CALLBACK EnumThreadWindowsCallback(HWND hWnd,
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LPARAM aParam);
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static LRESULT CALLBACK WinlessHiddenFlashWndProc(HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam);
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#ifdef _WIN64
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static LONG_PTR WINAPI SetWindowLongPtrAHook(HWND hWnd,
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int nIndex,
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LONG_PTR newLong);
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static LONG_PTR WINAPI SetWindowLongPtrWHook(HWND hWnd,
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int nIndex,
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LONG_PTR newLong);
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#else
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static LONG WINAPI SetWindowLongAHook(HWND hWnd,
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int nIndex,
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LONG newLong);
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static LONG WINAPI SetWindowLongWHook(HWND hWnd,
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int nIndex,
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LONG newLong);
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#endif
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class FlashThrottleAsyncMsg : public ChildAsyncCall
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{
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public:
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FlashThrottleAsyncMsg();
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FlashThrottleAsyncMsg(PluginInstanceChild* aInst,
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HWND aWnd, UINT aMsg,
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WPARAM aWParam, LPARAM aLParam,
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bool isWindowed)
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: ChildAsyncCall(aInst, nsnull, nsnull),
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mWnd(aWnd),
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mMsg(aMsg),
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mWParam(aWParam),
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mLParam(aLParam),
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mWindowed(isWindowed)
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{}
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NS_OVERRIDE void Run();
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WNDPROC GetProc();
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HWND GetWnd() { return mWnd; }
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UINT GetMsg() { return mMsg; }
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WPARAM GetWParam() { return mWParam; }
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LPARAM GetLParam() { return mLParam; }
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private:
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HWND mWnd;
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UINT mMsg;
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WPARAM mWParam;
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LPARAM mLParam;
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bool mWindowed;
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};
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#endif
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const NPPluginFuncs* mPluginIface;
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NPP_t mData;
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NPWindow mWindow;
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// Cached scriptable actors to avoid IPC churn
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PluginScriptableObjectChild* mCachedWindowActor;
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PluginScriptableObjectChild* mCachedElementActor;
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#if defined(MOZ_X11) && defined(XP_UNIX) && !defined(XP_MACOSX)
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NPSetWindowCallbackStruct mWsInfo;
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#elif defined(OS_WIN)
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HWND mPluginWindowHWND;
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WNDPROC mPluginWndProc;
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HWND mPluginParentHWND;
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int mNestedEventLevelDepth;
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HWND mCachedWinlessPluginHWND;
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HWND mWinlessPopupSurrogateHWND;
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nsIntPoint mPluginSize;
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WNDPROC mWinlessThrottleOldWndProc;
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HWND mWinlessHiddenMsgHWND;
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#endif
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friend class ChildAsyncCall;
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Mutex mAsyncCallMutex;
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nsTArray<ChildAsyncCall*> mPendingAsyncCalls;
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nsTArray<nsAutoPtr<ChildTimer> > mTimers;
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/**
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* During destruction we enumerate all remaining scriptable objects and
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* invalidate/delete them. Enumeration can re-enter, so maintain a
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* hash separate from PluginModuleChild.mObjectMap.
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*/
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nsAutoPtr< nsTHashtable<DeletingObjectEntry> > mDeletingHash;
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#if defined(OS_WIN)
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private:
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// Shared dib rendering management for windowless plugins.
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bool SharedSurfaceSetWindow(const NPRemoteWindow& aWindow);
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int16_t SharedSurfacePaint(NPEvent& evcopy);
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void SharedSurfaceRelease();
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bool AlphaExtractCacheSetup();
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void AlphaExtractCacheRelease();
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void UpdatePaintClipRect(RECT* aRect);
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private:
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enum {
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RENDER_NATIVE,
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RENDER_BACK_ONE,
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RENDER_BACK_TWO
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};
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gfx::SharedDIBWin mSharedSurfaceDib;
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struct {
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PRUint16 doublePass;
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HDC hdc;
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HBITMAP bmp;
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} mAlphaExtract;
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#endif // defined(OS_WIN)
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#if defined(MOZ_WIDGET_COCOA)
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private:
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#if defined(__i386__)
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NPEventModel mEventModel;
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#endif
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CGColorSpaceRef mShColorSpace;
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CGContextRef mShContext;
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int16_t mDrawingModel;
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nsCARenderer mCARenderer;
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void *mCGLayer;
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// Core Animation drawing model requires a refresh timer.
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uint32_t mCARefreshTimer;
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public:
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const NPCocoaEvent* getCurrentEvent() {
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return mCurrentEvent;
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}
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bool CGDraw(CGContextRef ref, nsIntRect aUpdateRect);
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#if defined(__i386__)
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NPEventModel EventModel() { return mEventModel; }
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#endif
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private:
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const NPCocoaEvent *mCurrentEvent;
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#endif
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bool CanPaintOnBackground();
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bool IsVisible() {
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#ifdef XP_MACOSX
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return mWindow.clipRect.top != mWindow.clipRect.bottom &&
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mWindow.clipRect.left != mWindow.clipRect.right;
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#else
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return mWindow.clipRect.top != 0 ||
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mWindow.clipRect.left != 0 ||
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mWindow.clipRect.bottom != 0 ||
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mWindow.clipRect.right != 0;
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#endif
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}
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// ShowPluginFrame - in general does four things:
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// 1) Create mCurrentSurface optimized for rendering to parent process
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// 2) Updated mCurrentSurface to be a complete copy of mBackSurface
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// 3) Draw the invalidated plugin area into mCurrentSurface
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// 4) Send it to parent process.
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bool ShowPluginFrame(void);
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// If we can read back safely from mBackSurface, copy
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// mSurfaceDifferenceRect from mBackSurface to mFrontSurface.
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// @return Whether the back surface could be read.
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bool ReadbackDifferenceRect(const nsIntRect& rect);
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// Post ShowPluginFrame task
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void AsyncShowPluginFrame(void);
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// In the PaintRect functions, aSurface is the size of the full plugin
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// window. Each PaintRect function renders into the subrectangle aRect of
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// aSurface (possibly more if we're working around a Flash bug).
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// Paint plugin content rectangle to surface with bg color filling
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void PaintRectToSurface(const nsIntRect& aRect,
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gfxASurface* aSurface,
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const gfxRGBA& aColor);
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// Render plugin content to surface using
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// white/black image alpha extraction algorithm
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void PaintRectWithAlphaExtraction(const nsIntRect& aRect,
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gfxASurface* aSurface);
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// Call plugin NPAPI function to render plugin content to surface
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// @param - aSurface - should be compatible with current platform plugin rendering
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// @return - FALSE if plugin not painted to surface
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void PaintRectToPlatformSurface(const nsIntRect& aRect,
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gfxASurface* aSurface);
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// Update NPWindow platform attributes and call plugin "setwindow"
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// @param - aForceSetWindow - call setwindow even if platform attributes are the same
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void UpdateWindowAttributes(bool aForceSetWindow = false);
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// Create optimized mCurrentSurface for parent process rendering
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// @return FALSE if optimized surface not created
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bool CreateOptSurface(void);
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// Create mHelperSurface if mCurrentSurface non compatible with plugins
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// @return TRUE if helper surface created successfully, or not needed
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bool MaybeCreatePlatformHelperSurface(void);
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// Make sure that we have surface for rendering
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bool EnsureCurrentBuffer(void);
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// Helper function for delayed InvalidateRect call
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// non null mCurrentInvalidateTask will call this function
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void InvalidateRectDelayed(void);
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// Clear mCurrentSurface/mCurrentSurfaceActor/mHelperSurface
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void ClearCurrentSurface();
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// Swap mCurrentSurface/mBackSurface and their associated actors
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void SwapSurfaces();
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// Clear all surfaces in response to NPP_Destroy
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void ClearAllSurfaces();
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// Set as true when SetupLayer called
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// and go with different path in InvalidateRect function
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bool mLayersRendering;
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// Current surface available for rendering
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nsRefPtr<gfxASurface> mCurrentSurface;
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// Back surface, just keeping reference to
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// surface which is on ParentProcess side
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nsRefPtr<gfxASurface> mBackSurface;
|
|
|
|
#ifdef XP_MACOSX
|
|
// Current IOSurface available for rendering
|
|
// We can't use thebes gfxASurface like other platforms.
|
|
nsDoubleBufferCARenderer mDoubleBufferCARenderer;
|
|
#endif
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|
|
|
// (Not to be confused with mBackSurface). This is a recent copy
|
|
// of the opaque pixels under our object frame, if
|
|
// |mIsTransparent|. We ask the plugin render directly onto a
|
|
// copy of the background pixels if available, and fall back on
|
|
// alpha recovery otherwise.
|
|
nsRefPtr<gfxASurface> mBackground;
|
|
|
|
#ifdef XP_WIN
|
|
// These actors mirror mCurrentSurface/mBackSurface
|
|
PPluginSurfaceChild* mCurrentSurfaceActor;
|
|
PPluginSurfaceChild* mBackSurfaceActor;
|
|
#endif
|
|
|
|
// Accumulated invalidate rect, while back buffer is not accessible,
|
|
// in plugin coordinates.
|
|
nsIntRect mAccumulatedInvalidRect;
|
|
|
|
// Plugin only call SetTransparent
|
|
// and does not remember their transparent state
|
|
// and p->getvalue return always false
|
|
bool mIsTransparent;
|
|
|
|
// Surface type optimized of parent process
|
|
gfxSurfaceType mSurfaceType;
|
|
|
|
// Keep InvalidateRect task pointer to be able Cancel it on Destroy
|
|
CancelableTask *mCurrentInvalidateTask;
|
|
|
|
// Keep AsyncSetWindow task pointer to be able to Cancel it on Destroy
|
|
CancelableTask *mCurrentAsyncSetWindowTask;
|
|
|
|
// True while plugin-child in plugin call
|
|
// Use to prevent plugin paint re-enter
|
|
bool mPendingPluginCall;
|
|
|
|
// On some platforms, plugins may not support rendering to a surface with
|
|
// alpha, or not support rendering to an image surface.
|
|
// In those cases we need to draw to a temporary platform surface; we cache
|
|
// that surface here.
|
|
nsRefPtr<gfxASurface> mHelperSurface;
|
|
|
|
// true when plugin does not support painting to ARGB32 surface
|
|
// this is false for maemo platform, and false if plugin
|
|
// supports NPPVpluginTransparentAlphaBool (which is not part of NPAPI yet)
|
|
bool mDoAlphaExtraction;
|
|
|
|
// true when the plugin has painted at least once. We use this to ensure
|
|
// that we ask a plugin to paint at least once even if it's invisible;
|
|
// some plugin (instances) rely on this in order to work properly.
|
|
bool mHasPainted;
|
|
|
|
// Cached rectangle rendered to previous surface(mBackSurface)
|
|
// Used for reading back to current surface and syncing data,
|
|
// in plugin coordinates.
|
|
nsIntRect mSurfaceDifferenceRect;
|
|
|
|
#if (MOZ_PLATFORM_MAEMO == 5) || (MOZ_PLATFORM_MAEMO == 6)
|
|
// Maemo5 Flash does not remember WindowlessLocal state
|
|
// we should listen for NPP values negotiation and remember it
|
|
bool mMaemoImageRendering;
|
|
#endif
|
|
};
|
|
|
|
} // namespace plugins
|
|
} // namespace mozilla
|
|
|
|
#endif // ifndef dom_plugins_PluginInstanceChild_h
|