photosgallery/controllers/imageviewer/src/glximageviewermanager.cpp
changeset 0 4e91876724a2
child 1 9ba538e329bd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/controllers/imageviewer/src/glximageviewermanager.cpp	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2008-2009 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:    CGlxImageViewerManager implementation
+ *
+ */
+
+
+#include "glximageviewermanager.h"
+
+#include <glxtracer.h>
+
+#include <f32file.h>
+
+CGlxImageViewerManager* singleInstance = NULL; /// The singleton instance
+
+EXPORT_C CGlxImageViewerManager* CGlxImageViewerManager::InstanceL()
+    {
+    TRACER("CGlxImageViewerManager::InstanceL()");
+    if ( NULL != singleInstance )
+        {
+        singleInstance->IncrementRefCount();
+        }
+    else
+        {
+        singleInstance = CGlxImageViewerManager::NewLC();
+        CleanupStack::Pop( singleInstance );
+        }
+
+    return singleInstance;
+    }
+
+EXPORT_C void CGlxImageViewerManager::DeleteInstance()
+    {
+    TRACER("CGlxImageViewerManager::DeleteInstance()");
+    iRefCount--;
+    
+    if (0 == iRefCount)
+        {
+        delete this;
+        }
+    }
+
+CGlxImageViewerManager::CGlxImageViewerManager()
+    : iRefCount(0), iImageUri(NULL), iFile(NULL), iIsPrivate(EFalse)
+    {
+    TRACER("CGlxImageViewerManager::CGlxImageViewerManager()");
+    // No implementation required
+    }
+
+CGlxImageViewerManager::~CGlxImageViewerManager()
+    {
+    TRACER("CGlxImageViewerManager::~CGlxImageViewerManager()");
+    delete iImageUri;
+
+    if( iFile )
+        {
+        iFile->Close();
+        }
+    }
+
+CGlxImageViewerManager* CGlxImageViewerManager::NewLC()
+    {
+    TRACER("CGlxImageViewerManager::NewLC()");
+    CGlxImageViewerManager* self = new (ELeave) CGlxImageViewerManager();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+CGlxImageViewerManager* CGlxImageViewerManager::NewL()
+    {
+    TRACER("CGlxImageViewerManager::NewLC()");
+    CGlxImageViewerManager* self = CGlxImageViewerManager::NewLC();
+    CleanupStack::Pop(); // self;
+    return self;
+    }
+
+void CGlxImageViewerManager::ConstructL()
+    {
+    TRACER("CGlxImageViewerManager::ConstructL()");
+    IncrementRefCount();
+    }
+
+// ---------------------------------------------------------------------------
+// SetImageUri
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGlxImageViewerManager::SetImageUriL(const TDesC& aFileName)
+    {
+    TRACER("void CGlxImageViewerManager::SetImageUriL()");    
+    if ( iImageUri )
+        {
+        delete iImageUri;
+        iImageUri = NULL;
+        }
+    iImageUri = aFileName.AllocL();    
+    }
+
+// ---------------------------------------------------------------------------
+// Reset
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGlxImageViewerManager::Reset()
+    {
+    TRACER("void CGlxImageViewerManager::Reset()");
+    if( iFile )
+        {
+        iFile->Close();
+        }
+    delete iFile;
+
+    if ( iImageUri )
+        {
+        delete iImageUri;
+        iImageUri = NULL;
+        }
+    iIsPrivate = EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// SetImageFileHandleL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGlxImageViewerManager::SetImageFileHandleL(const RFile& aFileHandle)
+    {
+    TRACER("void CGlxImageViewerManager::SetImageFileHandleL()");
+    _LIT( KPrivateFolder, "\\Private\\" );    // Platsec private folder  
+    TFileName filePath;
+    User::LeaveIfError( aFileHandle.FullName( filePath ) );
+    SetImageUriL( filePath );
+    TParsePtrC parse( filePath );
+    if( parse.PathPresent() &&
+        parse.Path().Length() > KPrivateFolder().Length() &&
+        parse.Path().Left( KPrivateFolder().Length() ).CompareF( KPrivateFolder ) == 0 )
+        {
+        // File is in private folder; duplicate file handle
+        iFile = new (ELeave) RFile64;
+        User::LeaveIfError( iFile->Duplicate( aFileHandle ) );
+        iIsPrivate = ETrue;
+        }
+    }