1 /* 2 * Copyright 2009, The Android Open Source Project 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 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * 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 THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef GeolocationServiceBridge_h 27 #define GeolocationServiceBridge_h 28 29 #include "JNIUtility.h" 30 #include <wtf/PassRefPtr.h> 31 32 namespace WebCore { 33 34 class Frame; 35 class GeolocationServiceAndroid; 36 class Geoposition; 37 38 // GeolocationServiceBridge is the bridge to the Java implementation. It manages 39 // the lifetime of the Java object. It is an implementation detail of 40 // GeolocationServiceAndroid. 41 class GeolocationServiceBridge { 42 public: 43 typedef GeolocationServiceAndroid ListenerInterface; 44 GeolocationServiceBridge(ListenerInterface* listener, Frame* frame); 45 ~GeolocationServiceBridge(); 46 47 bool start(); 48 void stop(); 49 void setEnableGps(bool enable); 50 51 // Static wrapper functions to hide JNI nastiness. 52 static void newLocationAvailable(JNIEnv *env, jclass, jlong nativeObject, jobject location); 53 static void newErrorAvailable(JNIEnv *env, jclass, jlong nativeObject, jstring message); 54 static PassRefPtr<Geoposition> toGeoposition(JNIEnv *env, const jobject &location); 55 56 private: 57 void startJavaImplementation(Frame* frame); 58 void stopJavaImplementation(); 59 60 ListenerInterface* m_listener; 61 jobject m_javaGeolocationServiceObject; 62 }; 63 64 } // namespace WebCore 65 66 #endif // GeolocationServiceBridge_h 67