mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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456 lines
15 KiB
C
456 lines
15 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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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 nsPluginHostImpl_h__
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#define nsPluginHostImpl_h__
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#include "nsIPluginManager.h"
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#include "nsIPluginManager2.h"
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#include "nsIPluginHost.h"
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#include "nsIObserver.h"
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#include "nsPIPluginHost.h"
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#include "nsCRT.h"
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#include "nsCOMPtr.h"
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#include "prlink.h"
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#include "nsIPlugin.h"
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#include "nsIPluginTagInfo2.h"
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#include "nsIPluginInstancePeer2.h"
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#include "nsIFileUtilities.h"
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#include "nsICookieStorage.h"
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#include "nsPluginsDir.h"
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#include "nsVoidArray.h" // array for holding "active" streams
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#include "nsPluginDirServiceProvider.h"
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#include "nsAutoPtr.h"
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#include "nsWeakPtr.h"
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#include "nsIPrompt.h"
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#include "nsISupportsArray.h"
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#include "nsPluginNativeWindow.h"
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#include "nsIPrefBranch.h"
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#include "nsWeakReference.h"
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// XXX this file really doesn't think this is possible, but ...
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#include "nsIFactory.h"
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class ns4xPlugin;
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class nsIComponentManager;
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class nsIFile;
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class nsIChannel;
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class nsIRegistry;
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class nsPluginHostImpl;
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#define NS_PLUGIN_FLAG_ENABLED 0x0001 // is this plugin enabled?
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#define NS_PLUGIN_FLAG_OLDSCHOOL 0x0002 // is this a pre-xpcom plugin?
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#define NS_PLUGIN_FLAG_FROMCACHE 0x0004 // this plugintag info was loaded from cache
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#define NS_PLUGIN_FLAG_UNWANTED 0x0008 // this is an unwanted plugin
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/**
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* A linked-list of plugin information that is used for
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* instantiating plugins and reflecting plugin information
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* into JavaScript.
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*/
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class nsPluginTag
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{
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public:
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nsPluginTag(nsPluginTag* aPluginTag);
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nsPluginTag(nsPluginInfo* aPluginInfo);
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nsPluginTag(const char* aName,
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const char* aDescription,
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const char* aFileName,
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const char* aFullPath,
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const char* const* aMimeTypes,
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const char* const* aMimeDescriptions,
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const char* const* aExtensions,
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PRInt32 aVariants,
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PRInt64 aLastModifiedTime = 0,
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PRBool aCanUnload = PR_TRUE);
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~nsPluginTag();
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void SetHost(nsPluginHostImpl * aHost);
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void TryUnloadPlugin(PRBool aForceShutdown = PR_FALSE);
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void Mark(PRUint32 mask) {
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mFlags |= mask;
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// Add mime types to the category manager only if we were made
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// 'active' by setting the host
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if ((mask & NS_PLUGIN_FLAG_ENABLED) && mPluginHost) {
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RegisterWithCategoryManager(PR_FALSE, nsPluginTag::ePluginRegister);
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}
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}
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void UnMark(PRUint32 mask) {
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mFlags &= ~mask;
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// Remove mime types added to the category manager only if we were
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// made 'active' by setting the host
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if ((mask & NS_PLUGIN_FLAG_ENABLED) && mPluginHost) {
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RegisterWithCategoryManager(PR_FALSE, nsPluginTag::ePluginUnregister);
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}
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}
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PRBool HasFlag(PRUint32 flag) { return (mFlags & flag) != 0; }
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PRUint32 Flags() { return mFlags; }
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PRBool Equals(nsPluginTag* aPluginTag);
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enum nsRegisterType {
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ePluginRegister,
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ePluginUnregister
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};
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void RegisterWithCategoryManager(PRBool aOverrideInternalTypes,
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nsRegisterType aType = ePluginRegister);
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nsPluginTag *mNext;
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nsPluginHostImpl *mPluginHost;
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char *mName;
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char *mDescription;
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PRInt32 mVariants;
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char **mMimeTypeArray;
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char **mMimeDescriptionArray;
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char **mExtensionsArray;
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PRLibrary *mLibrary;
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nsIPlugin *mEntryPoint;
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PRPackedBool mCanUnloadLibrary;
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PRPackedBool mXPConnected;
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char *mFileName;
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char *mFullPath;
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PRInt64 mLastModifiedTime;
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private:
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PRUint32 mFlags;
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};
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struct nsActivePlugin
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{
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nsActivePlugin* mNext;
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char* mURL;
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nsIPluginInstancePeer* mPeer;
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nsPluginTag* mPluginTag;
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nsIPluginInstance* mInstance;
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PRTime mllStopTime;
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PRPackedBool mStopped;
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PRPackedBool mDefaultPlugin;
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PRPackedBool mXPConnected;
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//Array holding all opened stream listeners for this entry
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nsCOMPtr <nsISupportsArray> mStreams;
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nsActivePlugin(nsPluginTag* aPluginTag,
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nsIPluginInstance* aInstance,
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const char * url,
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PRBool aDefaultPlugin,
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nsIPluginInstancePeer *peer);
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~nsActivePlugin();
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void setStopped(PRBool stopped);
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};
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class nsActivePluginList
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{
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public:
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nsActivePlugin * mFirst;
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nsActivePlugin * mLast;
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PRInt32 mCount;
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nsActivePluginList();
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~nsActivePluginList();
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void shut();
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PRBool add(nsActivePlugin * plugin);
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PRBool remove(nsActivePlugin * plugin);
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nsActivePlugin * find(nsIPluginInstance* instance);
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nsActivePlugin * find(const char * mimetype);
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nsActivePlugin * findStopped(const char * url);
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PRUint32 getStoppedCount();
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nsActivePlugin * findOldestStopped();
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void removeAllStopped();
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void stopRunning(nsISupportsArray* aReloadDocs);
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PRBool IsLastInstance(nsActivePlugin * plugin);
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};
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class nsPluginHostImpl : public nsIPluginManager2,
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public nsIPluginHost,
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public nsIFileUtilities,
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public nsICookieStorage,
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public nsIObserver,
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public nsPIPluginHost,
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public nsSupportsWeakReference
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{
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public:
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nsPluginHostImpl();
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virtual ~nsPluginHostImpl();
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static nsPluginHostImpl* GetInst();
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NS_DECL_AND_IMPL_ZEROING_OPERATOR_NEW
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NS_DECL_ISUPPORTS
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static const char *GetPluginName(nsIPluginInstance *aPluginInstance);
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//nsIPluginManager interface - the main interface nsIPlugin communicates to
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NS_IMETHOD
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GetValue(nsPluginManagerVariable variable, void *value);
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NS_IMETHOD
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ReloadPlugins(PRBool reloadPages);
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NS_IMETHOD
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UserAgent(const char* *resultingAgentString);
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NS_IMETHOD
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GetURL(nsISupports* pluginInst,
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const char* url,
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const char* target = NULL,
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nsIPluginStreamListener* streamListener = NULL,
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const char* altHost = NULL,
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const char* referrer = NULL,
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PRBool forceJSEnabled = PR_FALSE);
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NS_IMETHOD
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GetURLWithHeaders(nsISupports* pluginInst,
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const char* url,
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const char* target = NULL,
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nsIPluginStreamListener* streamListener = NULL,
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const char* altHost = NULL,
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const char* referrer = NULL,
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PRBool forceJSEnabled = PR_FALSE,
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PRUint32 getHeadersLength = 0,
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const char* getHeaders = NULL);
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NS_IMETHOD
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PostURL(nsISupports* pluginInst,
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const char* url,
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PRUint32 postDataLen,
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const char* postData,
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PRBool isFile = PR_FALSE,
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const char* target = NULL,
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nsIPluginStreamListener* streamListener = NULL,
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const char* altHost = NULL,
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const char* referrer = NULL,
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PRBool forceJSEnabled = PR_FALSE,
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PRUint32 postHeadersLength = 0,
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const char* postHeaders = NULL);
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NS_IMETHOD
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RegisterPlugin(REFNSIID aCID,
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const char* aPluginName,
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const char* aDescription,
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const char** aMimeTypes,
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const char** aMimeDescriptions,
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const char** aFileExtensions,
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PRInt32 aCount);
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NS_IMETHOD
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UnregisterPlugin(REFNSIID aCID);
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//nsIPluginHost interface - used to communicate to the nsPluginInstanceOwner
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NS_DECL_NSIPLUGINHOST
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NS_DECL_NSIPLUGINMANAGER2
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NS_IMETHOD
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ProcessNextEvent(PRBool *bEventHandled);
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// XXX not currently used?
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NS_DECL_NSIFACTORY
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NS_DECL_NSIFILEUTILITIES
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NS_DECL_NSICOOKIESTORAGE
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NS_DECL_NSIOBSERVER
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NS_DECL_NSPIPLUGINHOST
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/* Called by GetURL and PostURL */
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NS_IMETHOD
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NewPluginURLStream(const nsString& aURL,
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nsIPluginInstance *aInstance,
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nsIPluginStreamListener *aListener,
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const char *aPostData = nsnull,
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PRBool isFile = PR_FALSE,
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PRUint32 aPostDataLen = 0,
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const char *aHeadersData = nsnull,
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PRUint32 aHeadersDataLen = 0);
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nsresult
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DoURLLoadSecurityCheck(nsIPluginInstance *aInstance,
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const char* aURL);
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NS_IMETHOD
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AddHeadersToChannel(const char *aHeadersData, PRUint32 aHeadersDataLen,
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nsIChannel *aGenericChannel);
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NS_IMETHOD
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AddUnusedLibrary(PRLibrary * aLibrary);
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static nsresult GetPluginTempDir(nsIFile **aDir);
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private:
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NS_IMETHOD
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TrySetUpPluginInstance(const char *aMimeType, nsIURI *aURL, nsIPluginInstanceOwner *aOwner);
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nsresult
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LoadXPCOMPlugins(nsIComponentManager* aComponentManager);
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nsresult
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NewEmbeddedPluginStreamListener(nsIURI* aURL, nsIPluginInstanceOwner *aOwner,
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nsIPluginInstance* aInstance,
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nsIStreamListener** aListener);
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nsresult
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NewEmbeddedPluginStream(nsIURI* aURL, nsIPluginInstanceOwner *aOwner, nsIPluginInstance* aInstance);
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nsresult
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NewFullPagePluginStream(nsIStreamListener *&aStreamListener, nsIPluginInstance *aInstance);
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// Return an nsPluginTag for this type, if any. If aCheckEnabled is
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// true, only enabled plugins will be returned.
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nsPluginTag*
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FindPluginForType(const char* aMimeType, PRBool aCheckEnabled);
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nsPluginTag*
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FindPluginEnabledForExtension(const char* aExtension, const char* &aMimeType);
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nsresult
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FindStoppedPluginForURL(nsIURI* aURL, nsIPluginInstanceOwner *aOwner);
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nsresult
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SetUpDefaultPluginInstance(const char *aMimeType, nsIURI *aURL, nsIPluginInstanceOwner *aOwner);
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nsresult
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AddInstanceToActiveList(nsCOMPtr<nsIPlugin> aPlugin,
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nsIPluginInstance* aInstance,
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nsIURI* aURL, PRBool aDefaultPlugin,
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nsIPluginInstancePeer *peer);
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nsresult
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FindPlugins(PRBool aCreatePluginList, PRBool * aPluginsChanged);
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nsresult
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ScanPluginsDirectory(nsIFile * pluginsDir,
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nsIComponentManager * compManager,
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PRBool aCreatePluginList,
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PRBool * aPluginsChanged,
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PRBool checkForUnwantedPlugins = PR_FALSE);
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nsresult
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ScanPluginsDirectoryList(nsISimpleEnumerator * dirEnum,
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nsIComponentManager * compManager,
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PRBool aCreatePluginList,
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PRBool * aPluginsChanged,
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PRBool checkForUnwantedPlugins = PR_FALSE);
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PRBool IsRunningPlugin(nsPluginTag * plugin);
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// Stores all plugins info into the registry
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nsresult WritePluginInfo();
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// Loads all cached plugins info into mCachedPlugins
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nsresult ReadPluginInfo();
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// Given a filename, returns the plugins info from our cache
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// and removes it from the cache.
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nsPluginTag* RemoveCachedPluginsInfo(const char *filename);
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//checks if the list already have the same plugin as given
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nsPluginTag* HaveSamePlugin(nsPluginTag * aPluginTag);
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// checks if given plugin is a duplicate of what we already have
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// in the plugin list but found in some different place
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PRBool IsDuplicatePlugin(nsPluginTag * aPluginTag);
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// checks whether the given plugin is an unwanted Java plugin
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// (e.g. Java is disabled, or no OJI support is compiled in)
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PRBool IsUnwantedJavaPlugin(nsPluginTag * aPluginTag);
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// checks whether aTag is a "java" plugin tag (a tag for a plugin
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// that does Java)
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PRBool IsJavaPluginTag(nsPluginTag * aPluginTag);
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// checks whether aTag is a "java" plugin tag (a tag for a plugin
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// that does Java)
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PRBool IsJavaMIMEType(const char *aType);
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// destroys plugin info list
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void ClearCachedPluginInfoList();
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nsresult EnsurePrivateDirServiceProvider();
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nsresult GetPrompt(nsIPluginInstanceOwner *aOwner, nsIPrompt **aPrompt);
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// one-off hack to include nppl3260.dll from the components folder
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nsresult ScanForRealInComponentsFolder(nsIComponentManager * aCompManager);
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// calls PostPluginUnloadEvent for each library in mUnusedLibraries
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void UnloadUnusedLibraries();
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// Add our pref observer
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nsresult AddPrefObserver();
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char *mPluginPath;
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nsPluginTag *mPlugins;
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nsPluginTag *mCachedPlugins;
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PRPackedBool mPluginsLoaded;
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PRPackedBool mDontShowBadPluginMessage;
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PRPackedBool mIsDestroyed;
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// set by pref plugin.override_internal_types
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PRPackedBool mOverrideInternalTypes;
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// set by pref plugin.allow_alien_star_handler
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PRPackedBool mAllowAlienStarHandler;
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// set by pref plugin.default_plugin_disabled
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PRPackedBool mDefaultPluginDisabled;
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// Whether java is enabled
|
||
|
PRPackedBool mJavaEnabled;
|
||
|
|
||
|
nsActivePluginList mActivePluginList;
|
||
|
nsVoidArray mUnusedLibraries;
|
||
|
|
||
|
nsCOMPtr<nsIFile> mPluginRegFile;
|
||
|
nsCOMPtr<nsIPrefBranch> mPrefService;
|
||
|
nsRefPtr<nsPluginDirServiceProvider> mPrivateDirServiceProvider;
|
||
|
|
||
|
nsWeakPtr mCurrentDocument; // weak reference, we use it to id document only
|
||
|
|
||
|
static nsIFile *sPluginTempDir;
|
||
|
|
||
|
// We need to hold a global ptr to ourselves because we register for
|
||
|
// two different CIDs for some reason...
|
||
|
static nsPluginHostImpl* sInst;
|
||
|
};
|
||
|
|
||
|
#endif
|