--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/uicomponents/inc/tuicscrollbarmodel.h Wed Mar 31 21:08:33 2010 +0300
@@ -0,0 +1,105 @@
+/*
+* Copyright (c) 2007-2008 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: tuicscrollbarmodel.h
+*
+*/
+
+#ifndef T_UICSCROLLBARMODEL_H
+#define T_UICSCROLLBARMODEL_H
+
+#include <e32base.h>
+
+/**
+ * TUiCScrollBarModel
+ *
+ */
+class TUiCScrollBarModel
+ {
+
+public:
+
+ /**
+ * Constructor
+ */
+ TUiCScrollBarModel();
+
+public: // model
+
+ /**
+ * Set total height
+ */
+ void SetHeight( TInt aHeight );
+
+ /**
+ * Total height
+ */
+ TInt Height() const;
+
+ /**
+ * Set window height
+ */
+ void SetWindowHeight( TInt aHeight );
+
+ /**
+ * Window height
+ */
+ TInt WindowHeight() const;
+
+ /**
+ * Sets top position of the window
+ */
+ void SetWindowPosition( TInt aPosition );
+
+ /**
+ * Top position of the window
+ */
+ TInt WindowPosition() const;
+
+ /**
+ * Height of the thumb
+ */
+ TInt ThumbHeight() const;
+
+ /**
+ * Position of thumb inside the window
+ */
+ TInt ThumbPosition() const;
+
+ /**
+ * Returns ETrue if total height is greater than window height
+ */
+ TBool ScrollBarNeeded() const;
+
+private:
+
+ /**
+ * Returns minimum thumb height (from layout data)
+ */
+ TInt MinimumThumbHeight() const;
+
+ /**
+ * Returns calculated thumb height. Thumb height is calculated,
+ * unless this result is smaller than MinimumThumbHeight().
+ */
+ TInt CalculatedThumbHeight() const;
+
+private:
+
+ TInt iHeight;
+ TInt iWindowHeight;
+ TInt iWindowPosition;
+
+ };
+
+#endif /* T_UICSCROLLBARMODEL_H */