author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 01:32:07 +0300 | |
changeset 2 | 303757a437d3 |
parent 0 | 4f2f89ce4247 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2008, 2009 Apple Inc. All Rights Reserved. |
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* Copyright 2010, The Android Open Source Project |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef Geolocation_h |
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#define Geolocation_h |
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#include "GeolocationPositionCache.h" |
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#include "Geoposition.h" |
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#include "PositionCallback.h" |
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#include "PositionError.h" |
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#include "PositionErrorCallback.h" |
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#include "PositionOptions.h" |
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#include "Timer.h" |
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#if !ENABLE(CLIENT_BASED_GEOLOCATION) |
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#include "GeolocationService.h" |
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#endif |
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namespace WebCore { |
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class Frame; |
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#if ENABLE(CLIENT_BASED_GEOLOCATION) |
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class GeolocationPosition; |
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class GeolocationError; |
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#endif |
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class Geolocation : public RefCounted<Geolocation> |
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#if !ENABLE(CLIENT_BASED_GEOLOCATION) && ENABLE(GEOLOCATION) |
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, public GeolocationServiceClient |
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#endif |
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{ |
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public: |
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static PassRefPtr<Geolocation> create(Frame* frame) { return adoptRef(new Geolocation(frame)); } |
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~Geolocation(); |
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void disconnectFrame(); |
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void getCurrentPosition(PassRefPtr<PositionCallback>, PassRefPtr<PositionErrorCallback>, PassRefPtr<PositionOptions>); |
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int watchPosition(PassRefPtr<PositionCallback>, PassRefPtr<PositionErrorCallback>, PassRefPtr<PositionOptions>); |
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void clearWatch(int watchId); |
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// These methods are used by Android. |
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void suspend(); |
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void resume(); |
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void setIsAllowed(bool); |
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Frame* frame() const { return m_frame; } |
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#if ENABLE(CLIENT_BASED_GEOLOCATION) |
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void positionChanged(); |
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void setError(GeolocationError*); |
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#else |
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GeolocationService* getGeolocationService() const { return m_service.get(); } |
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#endif |
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private: |
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Geoposition* lastPosition(); |
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bool isAllowed() const { return m_allowGeolocation == Yes; } |
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bool isDenied() const { return m_allowGeolocation == No; } |
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Geolocation(Frame*); |
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class GeoNotifier : public RefCounted<GeoNotifier> { |
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public: |
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static PassRefPtr<GeoNotifier> create(Geolocation* geolocation, PassRefPtr<PositionCallback> positionCallback, PassRefPtr<PositionErrorCallback> positionErrorCallback, PassRefPtr<PositionOptions> options) { return adoptRef(new GeoNotifier(geolocation, positionCallback, positionErrorCallback, options)); } |
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void setFatalError(PassRefPtr<PositionError>); |
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bool hasZeroTimeout() const; |
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void setUseCachedPosition(); |
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void runSuccessCallback(Geoposition*); |
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void startTimerIfNeeded(); |
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void timerFired(Timer<GeoNotifier>*); |
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Geolocation* m_geolocation; |
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RefPtr<PositionCallback> m_successCallback; |
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RefPtr<PositionErrorCallback> m_errorCallback; |
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RefPtr<PositionOptions> m_options; |
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Timer<GeoNotifier> m_timer; |
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RefPtr<PositionError> m_fatalError; |
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bool m_useCachedPosition; |
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private: |
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GeoNotifier(Geolocation*, PassRefPtr<PositionCallback>, PassRefPtr<PositionErrorCallback>, PassRefPtr<PositionOptions>); |
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}; |
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class Watchers { |
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public: |
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void set(int id, PassRefPtr<GeoNotifier>); |
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void remove(int id); |
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void remove(GeoNotifier*); |
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bool contains(GeoNotifier*) const; |
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void clear(); |
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bool isEmpty() const; |
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void getNotifiersVector(Vector<RefPtr<GeoNotifier> >&) const; |
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private: |
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typedef HashMap<int, RefPtr<GeoNotifier> > IdToNotifierMap; |
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typedef HashMap<RefPtr<GeoNotifier>, int> NotifierToIdMap; |
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IdToNotifierMap m_idToNotifierMap; |
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NotifierToIdMap m_notifierToIdMap; |
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}; |
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|
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bool hasListeners() const { return !m_oneShots.isEmpty() || !m_watchers.isEmpty(); } |
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void sendError(Vector<RefPtr<GeoNotifier> >&, PositionError*); |
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void sendPosition(Vector<RefPtr<GeoNotifier> >&, Geoposition*); |
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static void stopTimer(Vector<RefPtr<GeoNotifier> >&); |
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void stopTimersForOneShots(); |
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void stopTimersForWatchers(); |
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void stopTimers(); |
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void positionChangedInternal(); |
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void makeSuccessCallbacks(); |
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void handleError(PositionError*); |
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void requestPermission(); |
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bool startUpdating(GeoNotifier*); |
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void stopUpdating(); |
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#if USE(PREEMPT_GEOLOCATION_PERMISSION) |
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void handlePendingPermissionNotifiers(); |
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#endif |
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#if !ENABLE(CLIENT_BASED_GEOLOCATION) && ENABLE(GEOLOCATION) |
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// GeolocationServiceClient |
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virtual void geolocationServicePositionChanged(GeolocationService*); |
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virtual void geolocationServiceErrorOccurred(GeolocationService*); |
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#endif |
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PassRefPtr<GeoNotifier> startRequest(PassRefPtr<PositionCallback>, PassRefPtr<PositionErrorCallback>, PassRefPtr<PositionOptions>); |
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void fatalErrorOccurred(GeoNotifier*); |
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void requestTimedOut(GeoNotifier*); |
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void requestUsesCachedPosition(GeoNotifier*); |
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bool haveSuitableCachedPosition(PositionOptions*); |
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void makeCachedPositionCallbacks(); |
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typedef HashSet<RefPtr<GeoNotifier> > GeoNotifierSet; |
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GeoNotifierSet m_oneShots; |
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Watchers m_watchers; |
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Frame* m_frame; |
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#if !ENABLE(CLIENT_BASED_GEOLOCATION) |
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OwnPtr<GeolocationService> m_service; |
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#endif |
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#if USE(PREEMPT_GEOLOCATION_PERMISSION) |
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GeoNotifierSet m_pendingForPermissionNotifiers; |
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#endif |
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RefPtr<Geoposition> m_lastPosition; |
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enum { |
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Unknown, |
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InProgress, |
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Yes, |
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No |
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} m_allowGeolocation; |
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|
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#if ENABLE(GEOLOCATION) |
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OwnPtr<GeolocationPositionCache> m_positionCache; |
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#endif |
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GeoNotifierSet m_requestsAwaitingCachedPosition; |
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}; |
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|
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} // namespace WebCore |
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#endif // Geolocation_h |