--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web_pub/browser_control_api/inc/BrCtlLayoutObserver.h Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,109 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: Handle scrollbar and tab events
+*
+*/
+
+
+#ifndef BRCTLLAYOUTOBSERVER_H
+#define BRCTLLAYOUTOBSERVER_H
+
+// INCLUDES
+#include <e32std.h>
+#include <e32base.h>
+
+
+/**
+* Defines whether a page is to be read from left-to-right or from right-to-left.
+*/
+enum TBrCtlLayout
+ {
+ EOriginTopLeft, ///< Page is to be read from left-to-right
+ EOriginTopRight ///< Page is to be read from right-to-left
+ };
+
+enum TBrCtlTabDirection
+ {
+ ETabLeft,
+ ETabRight,
+ ETabUp,
+ ETabDown
+ };
+
+/**
+* The MBrCtlLayoutObserver class receives
+* scrolling events when the host application draws the scrollbar.
+*
+* Usage:
+*
+* @code
+* #include <BrCtlLayoutObserver.h>
+*
+*
+* @see S60 Platform: Browser Control API Developer's Guide Version 2.0
+* @lib BrowserEngine.lib
+* @file BrCtlLayoutObserver.h
+* @endcode *
+*/
+class MBrCtlLayoutObserver
+ {
+ public: // New functions
+
+ /**
+ * Update the position of vertical scrollbar.
+ * @since 2.8
+ * @param aDocumentHeight The total height of the markup page
+ * @param aDisplayHeight The height of the display
+ * @param aDisplayPosY The current Y position
+ * @return void
+ */
+ virtual void UpdateBrowserVScrollBarL(TInt aDocumentHeight,
+ TInt aDisplayHeight,
+ TInt aDisplayPosY ) = 0;
+
+ /**
+ * Update the position of horizontal scrollbar.
+ * @since 2.8
+ * @param aDocumentWidth The total width of the markup page
+ * @param aDisplayWidth The width of the display
+ * @param aDisplayPosX The current X position
+ * @return void
+ */
+ virtual void UpdateBrowserHScrollBarL(TInt aDocumentWidth,
+ TInt aDisplayWidth,
+ TInt aDisplayPosX ) = 0;
+
+ /**
+ * Inform the layout of the page: right to left or left to right.
+ * Useful when the application draws the scrollbar itself.
+ * @since 2.8
+ * @param aNewLayout RTL (right to left) or LTR (left to right)
+ * @return void
+ * @attention This function is useful when the host application draws the scrollbar.
+ * In RTL pages, the scroll bar should be on the left side.
+ */
+ virtual void NotifyLayoutChange( TBrCtlLayout aNewLayout ) = 0;
+
+ /**
+ * Update the title of the page in history view
+ * @since 3.0
+ * @param aTitle Title of the page
+ * @return void
+ */
+ virtual void UpdateTitleL( const TDesC& aTitle ) = 0;
+ };
+
+#endif // BRCTLLAYOUTOBSERVER_H
+
+// End of File