idlehomescreen/xmluicontroller/src/databuffertransactionelement.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 21 Jun 2010 15:27:11 +0300
branchRCL_3
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permissions -rw-r--r--
Revision: 201023 Kit: 2010125
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/*
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* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Data buffer transaction element
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*
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*/
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#include    "databuffertransactionelement.h"
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#include    "aixmluiutils.h"
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#include    "xncomponent.h"
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#include    "xntype.h"
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#include    "xntext.h"
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#include    "xnnewsticker.h"
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#include    "xnmenuadapter.h"
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#include    "mxncomponentinterface.h"
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#include    "xnvolumecontrol.h"
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#include    "xnnodeappif.h"
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#include    "xnuiengineappif.h"
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#include    "xnproperty.h"
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#include    "xndompropertyvalue.h"
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#include    "aistrcnv.h"
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#include    "aixmluiconstants.h"
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// ============================ MEMBER FUNCTIONS ===============================
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using namespace AiXmlUiController;
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using namespace XnTextInterface;
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CDataBufferTransactionElement::CDataBufferTransactionElement(AiUtility::CContentPriorityMap& aContentPriorityMap)
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    : CTransactionElement(aContentPriorityMap)
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    {
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    }    
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CDataBufferTransactionElement* CDataBufferTransactionElement::NewL(AiUtility::CContentPriorityMap& aContentPriorityMap)
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    {
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    CDataBufferTransactionElement* self = new( ELeave ) CDataBufferTransactionElement(aContentPriorityMap);
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    return self;
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    }
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CDataBufferTransactionElement::~CDataBufferTransactionElement()
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    {
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    delete iNewData;
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    delete iCid;
0
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    }
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void CDataBufferTransactionElement::InitializeL( CXnNodeAppIf& aTarget, const TDesC8& aData )
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    {
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    CheckTypeL( aTarget );
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    SetTarget( aTarget );
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    delete iNewData;
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    iNewData = NULL;
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    iNewData = aData.AllocL();    
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    }
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void CDataBufferTransactionElement::InitializeL( CXnNodeAppIf& aTarget, const TDesC8& aData,
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    const TDesC& aCid, TInt aIndex )
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    {
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    InitializeL( aTarget, aData );
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    iIndex = aIndex;
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    delete iCid;
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    iCid = NULL;
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    iCid = aCid.AllocL();
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    }
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void CDataBufferTransactionElement::UpdateDataL()
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    {
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    // Set new text
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    SetDataL();
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    // Update content priority
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    UpdateContentPriorityL();
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    }
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void CDataBufferTransactionElement::Reset()
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    {
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    CTransactionElement::Reset();
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    delete iNewData;
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    iNewData = NULL;
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    delete iCid;
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    iCid = NULL;
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    iIndex = KErrNotFound;    
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    }
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TBool CDataBufferTransactionElement::IsSupported( CXnNodeAppIf& aTarget,
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                                                  const TDesC8& aContentType )
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    {
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    // Get target type info
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    CXnType* typeInfo = aTarget.Type();
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    if ( !typeInfo )
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        {
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        return EFalse;
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        }
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parents:
diff changeset
   115
    
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   116
    const TDesC8& type = typeInfo->Type();
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   117
    
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   118
    if ( aContentType == KContentTypeText ) // Text
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   119
        {
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   120
        // Text element and menu item supports
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   121
        return ( type == XnTextInterface::MXnTextInterface::Type() ||
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   122
                 type == KXnMenuItem || 
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   123
                 type == KXnMenu ||
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   124
                 type == XnPropertyNames::softkey::KNodeName ||
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   125
                 type == XnPropertyNames::volumecontrol::KSlider );
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diff changeset
   126
        }
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diff changeset
   127
    else if ( aContentType == KContentTypeImageSvg ) // SVG image
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diff changeset
   128
        {
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   129
        // Newsticker support
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   130
        return ( type == XnNewstickerInterface::MXnNewstickerInterface::Type() );
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   131
        }
54
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   132
    else if ( aContentType == KContentTypeData )
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   133
        {
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   134
        return ( type == AiUiDef::xml::element::KData() );
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   135
        }
0
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parents:
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   136
        
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   137
    return EFalse;
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   138
    }
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   139
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   140
void CDataBufferTransactionElement::CheckTypeL( CXnNodeAppIf& aTarget )
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   141
    {
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   142
    // Get type info
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   143
    const TDesC8& type = LeaveIfNull( aTarget.Type(), KErrNotSupported )->Type();
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   144
    
54
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diff changeset
   145
    // Text element, menu item, data and newsticker supported
0
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parents:
diff changeset
   146
    if ( type != XnTextInterface::MXnTextInterface::Type() &&
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   147
         type != KXnMenuItem &&
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   148
         type != KXnMenu &&
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   149
         type != XnPropertyNames::softkey::KNodeName && 
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   150
         type != XnPropertyNames::volumecontrol::KSlider &&
54
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diff changeset
   151
         type != XnNewstickerInterface::MXnNewstickerInterface::Type() && 
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diff changeset
   152
         type != AiUiDef::xml::element::KData() )
0
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   153
        {
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   154
        User::Leave( KErrNotSupported );
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   155
        }
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   156
    }
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parents:
diff changeset
   157
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   158
void CDataBufferTransactionElement::SetDataL()
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   159
    {
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diff changeset
   160
    // Get type info
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   161
    const TDesC8& type = LeaveIfNull( Target().Type(), KErrNotSupported )->Type();
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parents:
diff changeset
   162
    
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diff changeset
   163
    if ( type == XnTextInterface::MXnTextInterface::Type() ) // Text element
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parents:
diff changeset
   164
        {
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   165
        // Set character data directly to target
54
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parents: 2
diff changeset
   166
        Target().SetPCDataL( iNewData ? *iNewData : KNullDesC8() );
0
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parents:
diff changeset
   167
        }
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   168
    else if (  type == XnPropertyNames::softkey::KNodeName ||
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diff changeset
   169
            type == KXnMenuItem || 
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   170
            type == KXnMenu ) // menu item
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parents:
diff changeset
   171
        {
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parents:
diff changeset
   172
        // Update label attribute value.
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parents:
diff changeset
   173
        
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diff changeset
   174
        // 
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   175
        CXnNodeAppIf& target = Target();
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parents:
diff changeset
   176
        
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diff changeset
   177
        // Create new new label attribute value
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parents:
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   178
        CXnDomPropertyValue* propertyValue =
2
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parents: 0
diff changeset
   179
            CXnDomPropertyValue::NewL( &target.UiEngineL()->StringPool() );
0
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parents:
diff changeset
   180
    
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diff changeset
   181
        CleanupStack::PushL( propertyValue );
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parents:
diff changeset
   182
    
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diff changeset
   183
        propertyValue->SetStringValueL( CXnDomPropertyValue::EString,
54
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parents: 2
diff changeset
   184
                                        iNewData ? *iNewData : KNullDesC8() );
0
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parents:
diff changeset
   185
    
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parents:
diff changeset
   186
        CXnProperty* newProperty = CXnProperty::NewL( XnPropertyNames::menu::KLabel,
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parents:
diff changeset
   187
                                                      propertyValue,
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parents:
diff changeset
   188
                                                      target.UiEngineL()->StringPool() );
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parents:
diff changeset
   189
        CleanupStack::Pop( propertyValue );
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parents:
diff changeset
   190
        
f72a12da539e Revision: 200949
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parents:
diff changeset
   191
        CleanupStack::PushL( newProperty );
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parents:
diff changeset
   192
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parents:
diff changeset
   193
        // Set label attribute
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parents:
diff changeset
   194
        target.SetPropertyL( newProperty );
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parents:
diff changeset
   195
        
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parents:
diff changeset
   196
        CleanupStack::Pop( newProperty );
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parents:
diff changeset
   197
        
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parents:
diff changeset
   198
        // Refresh menu
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parents:
diff changeset
   199
        target.UiEngineL()->RefreshMenuL();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
        }
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parents:
diff changeset
   201
    else if ( type == XnPropertyNames::volumecontrol::KSlider ) // slider
f72a12da539e Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
        {
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parents:
diff changeset
   203
        // Get volume control interface
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parents:
diff changeset
   204
        XnVolumeControlInterface::MXnVolumeControlInterface* volumeControl = NULL;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
        XnComponentInterface::MakeInterfaceL( volumeControl, Target() );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
        LeaveIfNull( volumeControl, KErrNotSupported );
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parents:
diff changeset
   207
        
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parents:
diff changeset
   208
        TInt32 volume = 0;
54
1b758917cafc Revision: 201021
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 2
diff changeset
   209
        User::LeaveIfError( AiUtility::ParseInt( volume, iNewData ? *iNewData : KNullDesC8() ) );
0
f72a12da539e Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
        volumeControl->SetValue( volume );
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parents:
diff changeset
   211
        }
54
1b758917cafc Revision: 201021
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 2
diff changeset
   212
    else if ( type == AiUiDef::xml::element::KData() )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 2
diff changeset
   213
        {
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parents: 2
diff changeset
   214
        CXnComponent& component( Target().ParentL()->Component() );
1b758917cafc Revision: 201021
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 2
diff changeset
   215
        component.SetDataL( iNewData ? *iNewData : KNullDesC8(), iCid ? *iCid : KNullDesC(), iIndex );
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parents: 2
diff changeset
   216
        }
0
f72a12da539e Revision: 200949
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parents:
diff changeset
   217
    else
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parents:
diff changeset
   218
        {
f72a12da539e Revision: 200949
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parents:
diff changeset
   219
        User::Leave( KErrNotSupported );
f72a12da539e Revision: 200949
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parents:
diff changeset
   220
        }
f72a12da539e Revision: 200949
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parents:
diff changeset
   221
    }
f72a12da539e Revision: 200949
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parents:
diff changeset
   222
    
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parents:
diff changeset
   223
//  End of File