phonebookengines/cntimageutility/src/cntorientationhelper.cpp
changeset 81 640d30f4fb64
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookengines/cntimageutility/src/cntorientationhelper.cpp	Fri Oct 15 12:24:46 2010 +0300
@@ -0,0 +1,68 @@
+/*
+* Copyright (c) 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:  
+*
+*/
+
+#include "cntorientationhelper.h"
+#include <restricted/hbcorepskeys_r.h>
+
+CntOrientationHelper::CntOrientationHelper( QObject* parent ) : 
+QObject( parent ),
+mSettings( NULL ),
+mOrientationKey( NULL )
+{
+    mSettings = new XQSettingsManager();
+    
+    mOrientationKey = new XQSettingsKey( XQSettingsKey::TargetPublishAndSubscribe, 
+        KHbPsForegroundAppOrientationCategoryUid.iUid, 
+        KHbPsForegroundAppOrientationKey);
+    
+    connect( mSettings, SIGNAL(valueChanged(const XQSettingsKey&, const QVariant&)),
+             this, SLOT(emitOrientationChanged(const XQSettingsKey&, const QVariant&)) );
+
+    int orientation = mSettings->readItemValue(*mOrientationKey, XQSettingsManager::TypeInt).toInt(); 
+    mOrientation = Qt::Orientation(orientation & 0x7F);
+
+    mSettings->startMonitoring( *mOrientationKey, XQSettingsManager::TypeInt );
+}
+
+CntOrientationHelper::~CntOrientationHelper()
+{
+    mSettings->stopMonitoring( *mOrientationKey );
+    
+    delete mSettings;
+    delete mOrientationKey;
+}
+
+Qt::Orientation& CntOrientationHelper::orientation()
+{
+    return mOrientation;
+}
+
+void CntOrientationHelper::emitOrientationChanged( const XQSettingsKey& key, const QVariant& value )
+{
+    if ( key.uid() == mOrientationKey->uid() && key.key() == mOrientationKey->key() ) 
+    {
+        bool ok;
+        int orientation = value.toInt( &ok );
+        if ( ok ) {
+            // Bits 0-7 contain the Qt::Orientation value.
+            // If bit 8 is set then the orientation is a fixed (forced) one.
+            // If bit 8 is not set then the orientation is managed automatically by the framework.
+            mOrientation = Qt::Orientation( orientation & 0x7F ); 
+            emit orientationChanged( mOrientation );   
+        }
+    }
+}