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| 1 /* | |
| 2 * Copyright (C) 2009 Apple 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 | |
| 6 * are met: | |
| 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'' | |
| 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | |
| 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | |
| 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | |
| 23 * THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef GeolocationController_h | |
| 27 #define GeolocationController_h | |
| 28 | |
| 29 #include "core/frame/LocalFrame.h" | |
| 30 #include "core/page/PageLifecycleObserver.h" | |
| 31 #include "modules/ModulesExport.h" | |
| 32 #include "modules/geolocation/Geolocation.h" | |
| 33 #include "platform/heap/Handle.h" | |
| 34 #include "wtf/HashSet.h" | |
| 35 #include "wtf/Noncopyable.h" | |
| 36 | |
| 37 namespace blink { | |
| 38 | |
| 39 class GeolocationClient; | |
| 40 class GeolocationError; | |
| 41 class GeolocationPosition; | |
| 42 | |
| 43 class MODULES_EXPORT GeolocationController : public GarbageCollectedFinalized<Ge
olocationController>, public Supplement<LocalFrame>, public PageLifecycleObserve
r { | |
| 44 USING_GARBAGE_COLLECTED_MIXIN(GeolocationController); | |
| 45 WTF_MAKE_NONCOPYABLE(GeolocationController); | |
| 46 public: | |
| 47 virtual ~GeolocationController(); | |
| 48 | |
| 49 static GeolocationController* create(LocalFrame&, GeolocationClient*); | |
| 50 | |
| 51 void addObserver(Geolocation*, bool enableHighAccuracy); | |
| 52 void removeObserver(Geolocation*); | |
| 53 | |
| 54 void requestPermission(Geolocation*); | |
| 55 void cancelPermissionRequest(Geolocation*); | |
| 56 | |
| 57 void positionChanged(GeolocationPosition*); | |
| 58 void errorOccurred(GeolocationError*); | |
| 59 | |
| 60 GeolocationPosition* lastPosition(); | |
| 61 | |
| 62 void setClientForTest(GeolocationClient*); | |
| 63 bool hasClientForTest() { return m_hasClientForTest; } | |
| 64 GeolocationClient* client() { return m_client; } | |
| 65 | |
| 66 // Inherited from PageLifecycleObserver. | |
| 67 void pageVisibilityChanged() override; | |
| 68 | |
| 69 static const char* supplementName(); | |
| 70 static GeolocationController* from(LocalFrame* frame) { return static_cast<G
eolocationController*>(Supplement<LocalFrame>::from(frame, supplementName())); } | |
| 71 | |
| 72 // Inherited from Supplement. | |
| 73 DECLARE_VIRTUAL_TRACE(); | |
| 74 | |
| 75 private: | |
| 76 GeolocationController(LocalFrame&, GeolocationClient*); | |
| 77 | |
| 78 void startUpdatingIfNeeded(); | |
| 79 void stopUpdatingIfNeeded(); | |
| 80 | |
| 81 Member<GeolocationClient> m_client; | |
| 82 bool m_hasClientForTest; | |
| 83 | |
| 84 Member<GeolocationPosition> m_lastPosition; | |
| 85 typedef HeapHashSet<Member<Geolocation>> ObserversSet; | |
| 86 // All observers; both those requesting high accuracy and those not. | |
| 87 ObserversSet m_observers; | |
| 88 ObserversSet m_highAccuracyObservers; | |
| 89 bool m_isClientUpdating; | |
| 90 }; | |
| 91 | |
| 92 } // namespace blink | |
| 93 | |
| 94 #endif // GeolocationController_h | |
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Chromium Code Reviews
Issue 1367853002:
Move GeolocationDispatcher into blink. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master