1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef nsPluginArray_h___ 8 #define nsPluginArray_h___ 9 10 #include "nsTArray.h" 11 #include "nsWeakReference.h" 12 #include "nsIObserver.h" 13 #include "nsWrapperCache.h" 14 #include "nsPIDOMWindow.h" 15 16 class nsPluginElement; 17 class nsMimeType; 18 class nsIInternalPluginTag; 19 20 class nsPluginArray final : public nsIObserver, 21 public nsSupportsWeakReference, 22 public nsWrapperCache 23 { 24 public: 25 NS_DECL_CYCLE_COLLECTING_ISUPPORTS 26 NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsPluginArray, 27 nsIObserver) 28 29 // nsIObserver 30 NS_DECL_NSIOBSERVER 31 32 explicit nsPluginArray(nsPIDOMWindowInner* aWindow); 33 nsPIDOMWindowInner* GetParentObject() const; 34 virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; 35 36 // nsPluginArray registers itself as an observer with a weak reference. 37 // This can't be done in the constructor, because at that point its 38 // refcount is 0 (and it gets destroyed upon registration). So, Init() 39 // must be called after construction. 40 void Init(); 41 void Invalidate(); 42 43 void GetMimeTypes(nsTArray<RefPtr<nsMimeType>>& aMimeTypes); 44 void GetCTPMimeTypes(nsTArray<RefPtr<nsMimeType>>& aMimeTypes); 45 46 static void NotifyHiddenPluginTouched(nsPluginElement* aElement); 47 48 // PluginArray WebIDL methods 49 50 nsPluginElement* Item(uint32_t aIndex); 51 nsPluginElement* NamedItem(const nsAString& aName); 52 void Refresh(bool aReloadDocuments); 53 nsPluginElement* IndexedGetter(uint32_t aIndex, bool &aFound); 54 nsPluginElement* NamedGetter(const nsAString& aName, bool &aFound); 55 uint32_t Length(); 56 void GetSupportedNames(nsTArray<nsString>& aRetval); 57 58 private: 59 virtual ~nsPluginArray(); 60 61 bool AllowPlugins() const; 62 void EnsurePlugins(); 63 64 nsCOMPtr<nsPIDOMWindowInner> mWindow; 65 nsTArray<RefPtr<nsPluginElement> > mPlugins; 66 /* A separate list of click-to-play plugins that we don't tell content 67 * about but keep track of so we can still prompt the user to click to play. 68 */ 69 nsTArray<RefPtr<nsPluginElement> > mCTPPlugins; 70 }; 71 72 class nsPluginElement final : public nsISupports, 73 public nsWrapperCache 74 { 75 public: 76 NS_DECL_CYCLE_COLLECTING_ISUPPORTS 77 NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsPluginElement) 78 79 nsPluginElement(nsPIDOMWindowInner* aWindow, 80 nsIInternalPluginTag* aPluginTag); 81 82 nsPIDOMWindowInner* GetParentObject() const; 83 virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; 84 PluginTag()85 nsIInternalPluginTag* PluginTag() const 86 { 87 return mPluginTag; 88 } 89 90 // Plugin WebIDL methods 91 92 void GetDescription(nsString& retval) const; 93 void GetFilename(nsString& retval) const; 94 void GetVersion(nsString& retval) const; 95 void GetName(nsString& retval) const; 96 nsMimeType* Item(uint32_t index); 97 nsMimeType* NamedItem(const nsAString& name); 98 nsMimeType* IndexedGetter(uint32_t index, bool &found); 99 nsMimeType* NamedGetter(const nsAString& name, bool &found); 100 uint32_t Length(); 101 void GetSupportedNames(nsTArray<nsString>& retval); 102 103 nsTArray<RefPtr<nsMimeType> >& MimeTypes(); 104 105 protected: 106 ~nsPluginElement(); 107 108 void EnsurePluginMimeTypes(); 109 110 nsCOMPtr<nsPIDOMWindowInner> mWindow; 111 nsCOMPtr<nsIInternalPluginTag> mPluginTag; 112 nsTArray<RefPtr<nsMimeType> > mMimeTypes; 113 }; 114 115 #endif /* nsPluginArray_h___ */ 116