/* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

 * 

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and/or associated documentation files (the

 * "Materials"), to deal in the Materials without restriction, including

 * without limitation the rights to use, copy, modify, merge, publish,

 * distribute, sublicense, and/or sell copies of the Materials, and to

 * permit persons to whom the Materials are furnished to do so, subject to

 * the following conditions:

 * 

 * The above copyright notice and this permission notice shall be included

 * in all copies or substantial portions of the Materials.

 * 

 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

 * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.

 * 

 * Description:

 * Symbian notifications

 */

#ifdef __cplusplus

extern "C" {

#endif

/*!

 *  \brief Initialises the Symbian specific device data, including

 *  the SUS observers

 *

 *  \param source the source to be initialised

 *  \return OWF_TRUE id successfull

 */

OWF_API_CALL OWFboolean

owfSymDeviceInitialise(WFC_IMAGE_PROVIDER* source);

/*!

 *  \brief Destroys the Symbian specific device data, including

 *  the SUS observers

 *

 *  \param device the device to be destroyed

 *  \param source the source to be initialised

 *  \param position in the device list

 */

OWF_API_CALL void

owfSymDeviceDestroy(WFC_DEVICE* device, WFC_IMAGE_PROVIDER* source, WFCint position);

/*!

 *  \brief Notifies the stream associated with element that the read buffer has been aquired

 *

 *  Used to solve the initial availabilty request

 *

 *  \param context The context corresponding to the ongoing composition

 *  \param element The element that composition has just started for

 *

 *  \return OWF_TRUE id successfull

 */

OWF_API_CALL OWFboolean

owfSymElementNotifications(WFC_CONTEXT* context, WFC_ELEMENT* element);

/*!

 *  \brief Resets the visibility state associated with each source

 *

 *  Used after each commit

 *

 *  \param context The context

 */

OWF_API_CALL void

owfSymDeviceResetVisibilityState(WFC_CONTEXT* context);

/*!

 *  \brief Processes all notifications for a context immediately after the context has been composed 

 *

 *  \param context The context coresponding to the caller composer

 */

OWF_API_CALL WFCint

owfSymProcessAllNotifications(WFC_CONTEXT* context);

#ifdef __cplusplus

}

#endif