uigraphics/AknIcon/src/AknFileHandleIconManager.cpp
changeset 0 05e9090e2422
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uigraphics/AknIcon/src/AknFileHandleIconManager.cpp	Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,141 @@
+/*
+* Copyright (c) 2002 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 class CAknFileHandleIconManager.
+*
+*/
+
+
+
+
+// INCLUDE FILES
+#include "AknFileHandleIconManager.h"
+#include "AknBitmap.h"
+#include <MifconvDefs.h>
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CAknFileHandleIconManager::CAknFileHandleIconManager
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CAknFileHandleIconManager::CAknFileHandleIconManager()
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CAknFileHandleIconManager::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CAknFileHandleIconManager::ConstructL(
+    RFile& aFile, const TInt16 aBitmapId, const TInt16 aMaskId )
+    {
+    iBitmapId = aBitmapId;
+    iMaskId = aMaskId;
+
+    TFileName name;
+    User::LeaveIfError( aFile.FullName( name ) ); // This is an expensive call.
+
+    // Test that the given file has the correct extension.
+    if ( name.Length() <= KExtensionLength )
+        {
+        User::Leave( KErrArgument );
+        }
+    
+    if ( aBitmapId < KMifIdFirst )
+        {
+        if ( name.Right( KExtensionLength ).CompareF( KMbmExtension ) )
+            {
+            User::Leave( KErrArgument );
+            }
+        }
+    else
+        {
+        if ( name.Right( KExtensionLength ).CompareF( KMifExtension ) )
+            {
+            User::Leave( KErrArgument );
+            }
+        }
+
+    // Check for the default icon dir. It is indicated with a flag, to save RAM.
+    if ( name.Length() >= KAknIconDefaultDirLength &&
+         name.Left( KAknIconDefaultDirLength ).CompareF( 
+            KAknIconDefaultDir ) == 0 )
+        {
+        iFlags |= KFlagUsesDefaultIconDir;
+
+        iFileName = name.Mid( KAknIconDefaultDirLength ).AllocL();
+        }
+    else
+        {
+        iFileName = name.AllocL();
+        }
+        
+    iFile = aFile;
+    }
+
+CAknFileHandleIconManager* CAknFileHandleIconManager::NewL(
+    RFile& aFile, const TInt16 aBitmapId, const TInt16 aMaskId )
+    {
+    CAknFileHandleIconManager* self = new( ELeave ) CAknFileHandleIconManager();
+    CleanupStack::PushL( self );
+    self->ConstructL( aFile, aBitmapId, aMaskId );
+    CleanupStack::Pop();
+    return self;
+    }
+
+// Destructor
+CAknFileHandleIconManager::~CAknFileHandleIconManager()
+    {
+    iFile.Close();
+    }
+
+// -----------------------------------------------------------------------------
+// CAknFileHandleIconManager::LoadBitmapIconL
+// -----------------------------------------------------------------------------
+//
+void CAknFileHandleIconManager::LoadBitmapIconL()
+    {
+    User::LeaveIfError( iBitmap->Load( iFile, iBitmapId ) );
+    
+    if ( iMask )
+        {
+        User::LeaveIfError( iMask->Load( iFile, iMaskId ) );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CAknFileHandleIconManager::FileHandleL
+// -----------------------------------------------------------------------------
+//
+RFile* CAknFileHandleIconManager::FileHandleL(
+    MAknIconFileProvider::TIconFileType /*aType*/ )
+    {
+    return &iFile;
+    }
+
+// -----------------------------------------------------------------------------
+// CAknFileHandleIconManager::ReleaseFileHandle
+// -----------------------------------------------------------------------------
+//
+void CAknFileHandleIconManager::ReleaseFileHandle()
+    {
+    // Cannot close the file here, because it is required again
+    // when SetSize is called... This class is to be removed, anyway,
+    // and replaced by CAknFileProviderIconManager.
+    }
+
+//  End of File