mmuifw_plat/alf_scrollbarwidget_api/inc/alf/alfscrollevents.h
branchRCL_3
changeset 26 0e9bb658ef58
parent 0 e83bab7cf002
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmuifw_plat/alf_scrollbarwidget_api/inc/alf/alfscrollevents.h	Wed Sep 01 12:23:18 2010 +0100
@@ -0,0 +1,70 @@
+/*
+* Copyright (c) 2007 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:  Widget interface with utilities for scrollbar widget.
+ *
+*/
+
+
+#ifndef ALF_SCROLLEVENTS_H
+#define ALF_SCROLLEVENTS_H
+
+// WidgetModel Includes
+#include <alf/alfwidgetevents.h>
+
+// Widget Includes
+#include <alf/ialfscrollbarwidget.h>
+#include <alf/ialfscrollbardefaultbaseelement.h>
+
+namespace Alf
+    {
+    // forward declaration
+    class IAlfScrollBarDefaultBaseElement;    
+
+    /**
+     *  Flags to indicate the changes being done in the scrollbar model
+     *  ENoChange Flag to indicate no scrollbar model data is changed 
+     *  ESpanChanged Flag to indicate Span is changed
+     *  EViewLengthChanged Flag to indicate view length is changed
+     *  EViewStartPosChanged Flag to indicate view start position is changed
+     *  EFocusPosChanged Flag to indicate focus position is changed
+     *
+     *  @since S60 ?S60_version
+     */
+    enum ScrollModelChangeMask
+        {
+        ENoChange             = 0, // Flag if scrollbar model data is changed
+        ESpanChanged          = 1, // Flag to indicate Span is changed 
+        EViewLengthChanged    = 2, // Flag to indicate view length is changed
+        EViewStartPosChanged  = 4, // Flag if view start position is changed 
+        };
+
+    /**
+     *  This structure is used to send data along with 
+     * EEventScrollModelChanged scroll event
+     *
+     *  @since S60 ?S60_version
+     */
+    struct ScrollModelChangedEventData
+        {
+        int mSpan;          // Span 
+        int mViewLength;    // View Length 
+        int mViewStartPos;  // View Start position 
+        int mChangedMask;   // combination (ORing) of one or more 
+                            // TScrollModelChangeMask enums
+        };
+
+    } // namespace Alf
+
+#endif // IALF_SCROLLEVENTS_H
+//End Of File