williamr@2: /*
williamr@2: * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: * All rights reserved.
williamr@2: * This component and the accompanying materials are made available
williamr@2: * under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: * which accompanies this distribution, and is available
williamr@2: * at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: *
williamr@2: * Initial Contributors:
williamr@2: * Nokia Corporation - initial contribution.
williamr@2: *
williamr@2: * Contributors:
williamr@2: *
williamr@2: * Description:  location triggering server client library
williamr@2: *
williamr@2: */
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: #ifndef LBTTRIGGERCHANGEEVENTOBSERVER_H
williamr@2: #define LBTTRIGGERCHANGEEVENTOBSERVER_H
williamr@2: 
williamr@2: 
williamr@2: #include <lbttriggerchangeevent.h>
williamr@2: 
williamr@2: /**
williamr@2:  * The class defines the interface for receiving 
williamr@2:  * trigger change event.
williamr@2:  *
williamr@2:  * This interface is used together with class 
williamr@2:  * CLbtTriggerChangeEventNotifier.
williamr@2:  *
williamr@2:  * @lib lbt.lib
williamr@2:  *
williamr@2:  * @since S60 5.1
williamr@2:  */
williamr@2: class MLbtTriggerChangeEventObserver
williamr@2:     {
williamr@2: public:
williamr@2:     /**
williamr@2:      * This function is called when one or more triggers
williamr@2:      * are changed.
williamr@2:      *
williamr@2:      * Note, the leave of this function is trapped and 
williamr@2:      * ignored in class CLbtTriggerChangeEventNotifier. 
williamr@2:      * 
williamr@2:      * @param[out] aEvent Will contain the information when 
williamr@2:      * a trigger change event occurs.
williamr@2:      */
williamr@2:     virtual void TriggerChangedL(
williamr@2:         const TLbtTriggerChangeEvent& aEvent) = 0;
williamr@2:     };
williamr@2: 
williamr@2: #endif //LBTTRIGGERCHANGEEVENTOBSERVER_H