javaextensions/location/position/inc/clocationprovider.h
changeset 21 2a9601315dfc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javaextensions/location/position/inc/clocationprovider.h	Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,138 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+ *
+*/
+
+
+#ifndef CLOCATIONPROVIDER_H
+#define CLOCATIONPROVIDER_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <lbs.h>
+#include <jni.h>
+#include "locationfunctionserver.h"
+
+namespace java
+{
+namespace location
+{
+
+//  FORWARD DECLARATIONS
+class LocationFunctionServer;
+class CPositioner;
+class CTrackingPositioner;
+class CPosGlobalPrivacyDb;
+class CDelayStateChangeTimer;
+
+// CLASS DECLARATION
+
+/**
+ *  Handles LocationProvider operations.
+ */
+class CLocationProvider: public CActive
+{
+public:
+    // Constructors and destructor
+
+    /**
+     * Two-phased constructor.
+     */
+    static void NewL(LocationFunctionServer* aFunctionSource, TInt* aHandle);
+
+    /**
+     * Destructor.
+     */
+    ~CLocationProvider();
+
+public:
+    // New functions
+
+    static void StaticCreatePositionerL(JNIEnv* aJni, jobject aPositioner,
+                                        CLocationProvider* aSelf, TInt* aHandle,
+                                        LocationFunctionServer* aFunctionSource);
+
+    void SelectModuleL(TInt aHacc, TInt aVacc, TInt aRespTime, TInt aPower,
+                       TInt aRequiredFlags, TInt* aLocationMethod);
+
+protected:
+    // Functions from base classes
+
+    /**
+     * From CBase
+     */
+    void RunL();
+
+    /**
+     * From CBase
+     */
+    void DoCancel();
+
+private:
+
+    /**
+     * C++ default constructor.
+     */
+    CLocationProvider(LocationFunctionServer* aEventSource);
+
+    /**
+     * By default Symbian 2nd phase constructor is private.
+     */
+    void ConstructL();
+
+private:
+
+    CPositioner* CreatePositionerL();
+
+    static TBool CheckRequirements(const TPositionQuality& aQuality,
+                                   TPositionModuleInfo::TCapabilities aCaps, TInt aHacc, TInt aVacc,
+                                   TInt aRespTime, TInt aPower, TInt aRequiredFlags);
+
+    void RequestModuleStatus();
+
+    TInt StatusToState(TPositionModuleStatus& aStatus);
+
+    void ChangeState(TInt aState);
+
+    TBool AllLocationRequestsDeniedL();
+
+public:
+    CTrackingPositioner* iTrackingPositioner;
+
+    // JNI Environment Data
+    JNIEnv* mJni;
+    jobject mPeer;
+
+    // Location Updated Callback JNI Method ID
+    jmethodID mStateChangMethod;
+
+private:
+    // Data
+    LocationFunctionServer* mFunctionServer;
+    RPositionServer iPositionServer;
+    TPositionModuleId iModuleId;
+    TPositionModuleInfo::TCapabilities iCapabilities;
+    TPositionModuleStatusEvent iStatusEvent;
+    TInt iState;
+    TInt iNewState;
+    CDelayStateChangeTimer* iStateTimer;
+private:
+    friend class CDelayStateChangeTimer;
+};
+
+}
+}
+#endif // CLOCATIONPROVIDER_H
+// End of File