1 /* 2 * Copyright 2012, 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 class GeolocationError; 34 class GeolocationPosition; 35 } 36 37 namespace android { 38 39 class WebViewCore; 40 41 // GeolocationServiceBridge is the bridge to the Java implementation. It manages 42 // the lifetime of the Java object. It is an implementation detail of 43 // GeolocationClientAndroid. 44 class GeolocationServiceBridge { 45 public: 46 class Listener { 47 public: ~Listener()48 virtual ~Listener() {} 49 virtual void newPositionAvailable(PassRefPtr<WebCore::GeolocationPosition>) = 0; 50 virtual void newErrorAvailable(PassRefPtr<WebCore::GeolocationError>) = 0; 51 }; 52 53 GeolocationServiceBridge(Listener*, WebViewCore*); 54 ~GeolocationServiceBridge(); 55 56 bool start(); 57 void stop(); 58 void setEnableGps(bool enable); 59 60 // Static wrapper functions to hide JNI nastiness. 61 static void newLocationAvailable(JNIEnv *env, jclass, jlong nativeObject, jobject location); 62 static void newErrorAvailable(JNIEnv *env, jclass, jlong nativeObject, jstring message); 63 static PassRefPtr<WebCore::GeolocationPosition> toGeolocationPosition(JNIEnv *env, const jobject &location); 64 65 private: 66 void startJavaImplementation(WebViewCore*); 67 void stopJavaImplementation(); 68 69 Listener* m_listener; 70 jobject m_javaGeolocationServiceObject; 71 }; 72 73 } // namespace android 74 75 #endif // GeolocationServiceBridge_h 76