diff -r 0ba996a9b75d -r 613943a21004 bluetoothengine/btui/btuidelegate/btdelegateremotedevname.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothengine/btui/btuidelegate/btdelegateremotedevname.cpp	Tue Aug 31 15:25:10 2010 +0300
@@ -0,0 +1,196 @@
+/*
+* Copyright (c) 2010 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 "btdelegateremotedevname.h"
+#include <btsettingmodel.h>
+#include <btdevicemodel.h>
+#include <e32base.h>
+#include <bluetoothuitrace.h>
+#include <QRegExp>
+#include "btuidevtypemap.h"
+
+
+BtDelegateRemoteDevName::BtDelegateRemoteDevName(BtSettingModel* settingModel, 
+        BtDeviceModel* deviceModel,QObject *parent )
+    :BtAbstractDelegate( settingModel, deviceModel, parent ), mRegistryActive(0), mRegistryOpened(false)
+{
+    
+}
+    
+BtDelegateRemoteDevName::~BtDelegateRemoteDevName()
+{
+    delete mRegistryActive;
+    mSymName.Close();
+    if (mRegistryOpened)
+        mBtRegistry.Close();//there is crash is close the btregistry without opening it first
+    mBtRegServ.Close();
+}
+
+/*!
+    Validate the bluetooth device name given by the user:
+    Extra spaces (' ', '\n', '\t' and '\r') from the beginning, 
+    middle and the end of the name are always removed;
+    the maximum lengthof a name is 30.
+    
+    TODO:Add duplicate name checking. If the new name duplicates 
+    existing name in registry, prompt user to change the name
+ */
+
+bool BtDelegateRemoteDevName::validateName(QString &name )
+{
+    // remove spaces at the beginning and end:
+    name = name.trimmed();
+    // regular expression of one or more consecutive spaces:
+    QRegExp rx("[ \n\t\r]+");
+    name.replace( rx, " ");
+    if (name.length() > 30 ) {
+        name.resize( 30 );
+    }
+    return name.length() > 0;
+}
+
+void BtDelegateRemoteDevName::exec( const QVariant &params )
+{
+    QList<QVariant> paramList = params.value< QList<QVariant> >(); 
+    QVariant indexVariant = paramList.at(0); 
+    QModelIndex index = indexVariant.value<QModelIndex>();
+    QVariant nameVariant = paramList.at(1); 
+    QString btRemoteDevName = nameVariant.toString();
+    
+    if (!validateName(btRemoteDevName)){
+            emit commandCompleted(KErrBadName);
+            return;
+    }
+    mNewName = btRemoteDevName;
+    /*
+    QModelIndex start = getDeviceModel()->index(0,0);
+    QModelIndexList indexList = getDeviceModel()->match(start,BtDeviceModel::NameAliasRole, mNewName);
+    if (indexList.size() > 1){
+        emit commandCompleted(KErrBadName, mNewName);
+        return;
+    }
+    */
+    int error = KErrNone;
+    TPtrC ptrName(reinterpret_cast<const TText*>(btRemoteDevName.constData()));
+  
+    error = mSymName.Create(ptrName.Length());
+    
+    // todo (review comment): missing proper exception handling. 
+    if(error == KErrNone) {
+        mSymName.Copy(ptrName);
+    }
+    else{
+        emit commandCompleted(error,mNewName);
+        return;
+    }
+    
+    QString strBtAddr = getDeviceModel()->data(index,
+           BtDeviceModel::ReadableBdaddrRole).toString();
+
+    TBuf<KBTDevAddrSize * 2> buffer(strBtAddr.utf16());
+    mSymaddr.SetReadable( buffer );
+     
+    error = mBtRegServ.Connect();
+    if ( error != KErrNone && error != KErrAlreadyExists) {
+        emit commandCompleted(error,mNewName);
+        return;
+    }
+
+    error = mBtRegistry.Open( mBtRegServ ) ;
+    if ( error != KErrNone && error != KErrAlreadyExists) {
+        emit commandCompleted(error,mNewName);
+        return;
+    }
+    mRegistryOpened = true;
+    
+    if (!mRegistryActive){
+        RequestIdentifiers requestId = Unknown;
+        TRAP(error, mRegistryActive = CBtSimpleActive::NewL(
+                       *this, requestId));
+        if(error!=KErrNone) {
+            emit commandCompleted(KErrGeneral);
+            return;
+        }
+    }
+    //first check if this device is already in the registry
+    
+    int majorRole = (getDeviceModel()->data(index,BtDeviceModel::MajorPropertyRole)).toInt();
+    int cod = (getDeviceModel()->data(index,BtDeviceModel::CoDRole)).toInt();
+    if (!(majorRole & BtuiDevProperty::InRegistry)) {
+        CBTDevice *symBtDevice;
+        TRAP( error, {
+               symBtDevice = CBTDevice::NewL( mSymaddr );
+               symBtDevice->SetDeviceClass(cod);
+               RequestIdentifiers requestId = AddDevice; 
+               mRegistryActive->SetRequestId(requestId);
+               mBtRegistry.AddDeviceL(*symBtDevice, mRegistryActive->iStatus);
+               mRegistryActive->GoActive();
+            });
+    
+    }
+    else{
+        RequestIdentifiers requestId = ModifyFriendlyName; 
+        mRegistryActive->SetRequestId(requestId);
+        TRAP( error, {
+                mBtRegistry.ModifyFriendlyDeviceNameL(mSymaddr, mSymName, mRegistryActive->iStatus);
+                mRegistryActive->GoActive();
+        });
+    }
+    if ( error != KErrNone ) {
+        emit commandCompleted(error,mNewName);
+    }
+  
+}
+
+void BtDelegateRemoteDevName::RequestCompletedL( CBtSimpleActive* aActive, TInt aStatus ){
+    
+    if(aStatus != KErrNone){
+        emit commandCompleted(aStatus, mNewName);
+        return;
+    }
+    int error = KErrNone;
+    if ( aActive->RequestId() == AddDevice ){
+        RequestIdentifiers requestId = ModifyFriendlyName; 
+        mRegistryActive->SetRequestId(requestId);
+        TRAP( error, {
+                mBtRegistry.ModifyFriendlyDeviceNameL(mSymaddr, mSymName, mRegistryActive->iStatus);
+                mRegistryActive->GoActive();
+        });
+        if(error != KErrNone){
+            emit commandCompleted(error, mNewName);
+        }
+    }
+    else if ( aActive->RequestId() == ModifyFriendlyName ){
+        emit commandCompleted(error, mNewName);
+    }
+    
+}
+    
+void BtDelegateRemoteDevName::CancelRequest( TInt aRequestId ){
+    if ( aRequestId == 1 ){
+        mBtRegistry.CancelRequest(mRegistryActive->RequestStatus());
+        emit commandCompleted(KErrCancel, mNewName);
+    }
+    
+}
+    
+void BtDelegateRemoteDevName::HandleError( CBtSimpleActive* aActive, TInt aError ){
+    //TODO: handle the error here
+    Q_UNUSED( aActive );
+    Q_UNUSED( aError );
+    emit commandCompleted(KErrGeneral,mNewName);
+}