--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mpx/viewframework/viewutility/src/mpxviewutilityhelper.cpp Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,154 @@
+/*
+* 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 "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: Implementation of view utility helper
+*
+*/
+
+
+
+// INCLUDE FILES
+#include "mpxviewutilityhelper.h"
+
+// CONSTANTS
+_LIT8( KMPXDelimiter8, ";" );
+_LIT8( KMPXHexMarker8, "0x" );
+
+_LIT( KMPXDelimiter, ";" );
+_LIT( KMPXHexMarker, "0x" );
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Extracts number from data. ( 8 bit )
+// ---------------------------------------------------------------------------
+//
+TInt CMPXViewUtilityHelper::ExtractNum(
+ const TDesC8& aData,
+ TInt& aNextPos,
+ TInt& aResult )
+ {
+ if ( aNextPos < 0 || aNextPos > aData.Length() )
+ {
+ aNextPos = KErrNotFound;
+ return KErrArgument;
+ }
+
+ TInt err( KErrNone );
+ TPtrC8 string( aData.Mid( aNextPos ) );
+
+ if ( string.Length() )
+ {
+ TInt delimiterPos = string.Find( KMPXDelimiter8 );
+ if ( KErrNotFound != delimiterPos )
+ {
+ string.Set( aData.Mid( aNextPos, delimiterPos ) );
+ aNextPos += delimiterPos + KMPXDelimiter8().Length();
+ if ( aNextPos >= aData.Length() )
+ {
+ // Reach the end of string
+ aNextPos = KErrNotFound;
+ }
+ }
+ else
+ {
+ // Reach the end of string
+ aNextPos = KErrNotFound;
+ }
+
+ // Convert string to integer
+ TInt hexMarkerPos = string.Find( KMPXHexMarker8 );
+ if ( KErrNotFound != hexMarkerPos )
+ {
+ TUint numHex( 0 );
+ TLex8 lexHex( string.Mid( KMPXHexMarker8().Length() ) );
+ err = lexHex.Val( numHex, EHex );
+ aResult = numHex;
+ }
+ else
+ {
+ TLex8 lexDec( string );
+ err = lexDec.Val( aResult );
+ }
+ }
+ else
+ {
+ aNextPos = KErrNotFound;
+ err = KErrNotFound;
+ }
+
+ return err;
+ }
+
+// ---------------------------------------------------------------------------
+// Extracts number from data. ( generic )
+// ---------------------------------------------------------------------------
+//
+TInt CMPXViewUtilityHelper::ExtractNum(
+ const TDesC& aData,
+ TInt& aNextPos,
+ TInt& aResult )
+ {
+ if ( aNextPos < 0 || aNextPos > aData.Length() )
+ {
+ aNextPos = KErrNotFound;
+ return KErrGeneral;
+ }
+
+ TInt err( KErrNone );
+ TPtrC string( aData.Mid( aNextPos ) );
+
+ if ( string.Length() )
+ {
+ TInt delimiterPos = string.Find( KMPXDelimiter );
+ if ( KErrNotFound != delimiterPos )
+ {
+ string.Set( aData.Mid( aNextPos, delimiterPos ) );
+ aNextPos += delimiterPos + KMPXDelimiter().Length();
+ if ( aNextPos >= aData.Length() )
+ {
+ // Reach the end of string
+ aNextPos = KErrNotFound;
+ }
+ }
+ else
+ {
+ // Reach the end of string
+ aNextPos = KErrNotFound;
+ }
+
+ // Convert string to integer
+ TInt hexMarkerPos = string.Find( KMPXHexMarker );
+ if ( KErrNotFound != hexMarkerPos )
+ {
+ TUint numHex( 0 );
+ TLex lexHex( string.Mid( KMPXHexMarker().Length() ) );
+ err = lexHex.Val( numHex, EHex );
+ aResult = numHex;
+ }
+ else
+ {
+ TLex lexDec( string );
+ err = lexDec.Val( aResult );
+ }
+ }
+ else
+ {
+ aNextPos = KErrNotFound;
+ err = KErrNotFound;
+ }
+
+ return err;
+ }
+
+// End of File