1 /* 2 * Copyright (C) 2011, Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 23 * DAMAGE. 24 */ 25 26 #ifndef NavigatorGamepad_h 27 #define NavigatorGamepad_h 28 29 #include "core/frame/DOMWindowLifecycleObserver.h" 30 #include "core/frame/DOMWindowProperty.h" 31 #include "core/frame/DeviceEventControllerBase.h" 32 #include "platform/Supplementable.h" 33 #include "platform/heap/Handle.h" 34 #include "public/platform/WebGamepads.h" 35 36 namespace blink { 37 class WebGamepad; 38 class WebGamepads; 39 } 40 41 namespace WebCore { 42 43 class Document; 44 class GamepadList; 45 class Navigator; 46 class WebKitGamepadList; 47 48 class NavigatorGamepad FINAL : public NoBaseWillBeGarbageCollectedFinalized<NavigatorGamepad>, public WillBeHeapSupplement<Navigator>, public DOMWindowProperty, public DeviceEventControllerBase, public DOMWindowLifecycleObserver { 49 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorGamepad); 50 public: 51 static NavigatorGamepad* from(Document&); 52 static NavigatorGamepad& from(Navigator&); 53 virtual ~NavigatorGamepad(); 54 55 static WebKitGamepadList* webkitGetGamepads(Navigator&); 56 static GamepadList* getGamepads(Navigator&); 57 58 WebKitGamepadList* webkitGamepads(); 59 GamepadList* gamepads(); 60 61 virtual void trace(Visitor*); 62 63 void didConnectOrDisconnectGamepad(unsigned index, const blink::WebGamepad&, bool connected); 64 65 private: 66 explicit NavigatorGamepad(LocalFrame*); 67 68 static const char* supplementName(); 69 70 // DOMWindowProperty 71 virtual void willDestroyGlobalObjectInFrame() OVERRIDE; 72 virtual void willDetachGlobalObjectFromFrame() OVERRIDE; 73 74 // DeviceEventControllerBase 75 virtual void registerWithDispatcher() OVERRIDE; 76 virtual void unregisterWithDispatcher() OVERRIDE; 77 virtual bool hasLastData() OVERRIDE; 78 virtual void didUpdateData() OVERRIDE; 79 80 // DOMWindowLifecycleObserver 81 virtual void didAddEventListener(LocalDOMWindow*, const AtomicString&) OVERRIDE; 82 virtual void didRemoveEventListener(LocalDOMWindow*, const AtomicString&) OVERRIDE; 83 virtual void didRemoveAllEventListeners(LocalDOMWindow*) OVERRIDE; 84 85 PersistentWillBeMember<GamepadList> m_gamepads; 86 PersistentWillBeMember<WebKitGamepadList> m_webkitGamepads; 87 }; 88 89 } // namespace WebCore 90 91 #endif // NavigatorGamepad_h 92