graphicscomposition/openwfcompositionengine/adaptation/include/owfnotifications.h
changeset 0 5d03bc08d59c
child 152 9f1c3fea0f87
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicscomposition/openwfcompositionengine/adaptation/include/owfnotifications.h	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,76 @@
+// Copyright (c) 2009 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:
+// 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