webengine/widgetengine/src/WidgetEngineBridge.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 21:20:18 +0200
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Revision: 201001 Kit: 201003
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/*
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* Copyright (c) 2004 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 the License "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:  
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*
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*/
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// INCLUDE FILES
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#include "WidgetEngineBridge.h"
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#include "WidgetEventHandler.h"
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#include <object.h>
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#include <eikamnt.h>
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#include <eikmenub.h>
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#include <gdi.h>
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#include <bitdev.h>
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#include <brctlinterface.h>
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#include "WidgetEngineCallbacks.h"
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#include "WidgetClient.h"
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#include "MenuClient.h"
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#include "Renderer.h"
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#include "Preferences.h"
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// EXTERNAL DATA STRUCTURES
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// EXTERNAL FUNCTION PROTOTYPES
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// CONSTANTS
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const TInt KMenuItemCommandIdBase = 20000;
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// MACROS
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// LOCAL CONSTANTS AND MACROS
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// MODULE DATA STRUCTURES
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// LOCAL FUNCTION PROTOTYPES
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// FORWARD DECLARATIONS
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// ============================= LOCAL FUNCTIONS ===============================
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// ============================ MEMBER FUNCTIONS ===============================
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using namespace KJS;
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// ----------------------------------------------------------------------------
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// CreateWidgetEngineBridge
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// creates WidgetEngineBridge object
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//
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//
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// ----------------------------------------------------------------------------
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EXPORT_C MWidgetEngineBridge* CreateWidgetEngineBridge()
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    {
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    return new WidgetEngineBridge();
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    }
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::WidgetEngineBridge
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// Default constructor
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//
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//
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// ----------------------------------------------------------------------------
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WidgetEngineBridge::WidgetEngineBridge() : m_menuclient(0), m_widgetclient(0), m_preferences(0)
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{
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::~WidgetEngineBridge
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// Destructor
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//
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//
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// ----------------------------------------------------------------------------
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WidgetEngineBridge::~WidgetEngineBridge()
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{
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    Clear();
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    delete m_preferences;
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    m_preferences = NULL;
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::Clear
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// 
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::Clear()
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{    
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	// unprotect objects
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	HashSet<JSValue*>::iterator end = m_protectedObjects.end();
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	for (HashSet<JSValue*>::iterator it = m_protectedObjects.begin(); it != end; ++it) {
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		Collector::unprotect(*it);
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	}
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	m_protectedObjects.clear();
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    delete m_menuclient;
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    m_menuclient = NULL;
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    delete m_widgetclient;    
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    m_widgetclient = NULL;
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::Widget
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// creates Widget object if it does not exist, otherwise returns the already
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// created instance
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//
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//
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// ----------------------------------------------------------------------------
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void* WidgetEngineBridge::Widget(MWidgetCallback& aWidgetCallback, MWidgetEngineCallbacks& aWidgetEngineCallback)
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{
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    if (!m_widgetclient) {
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        if (!m_preferences)
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            m_preferences = new (ELeave) WidgetPreferences();
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        m_widgetclient = CWidgetClient::NewL(aWidgetCallback, this, aWidgetEngineCallback,m_preferences);            
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    }    
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    return m_widgetclient->jswidget();  
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::Menu
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// creates Menu object if it does not exist, otherwise returns the already
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// created instance
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//
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//
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// ----------------------------------------------------------------------------
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void* WidgetEngineBridge::Menu(MWidgetCallback& aWidgetCallback, MWidgetEngineCallbacks& aWidgetEngineCallback)
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{
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    if (!m_menuclient){
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        m_menuclient = CMenuClient::NewL(aWidgetCallback,aWidgetEngineCallback);      
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    }    
5
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    return m_menuclient->jsmenu(this);  
0
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::MenuItem
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// creates MenuItem object if it does not exist, otherwise returns the already
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// created instance
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//
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//
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// ----------------------------------------------------------------------------
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void* WidgetEngineBridge::MenuItem(MWidgetCallback& aWidgetCallback, MWidgetEngineCallbacks& aWidgetEngineCallback)
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{
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    if (!m_menuclient){
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        m_menuclient = CMenuClient::NewL(aWidgetCallback,aWidgetEngineCallback);      
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    }    
5
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    return m_menuclient->jsmenuitem(this);      
0
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}
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// ----------------------------------------------------------------------------
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//WidgetEngineBridge::SetParamL
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::SetParamL(TBrCtlDefs::TBrCtlWidgetParams aParam, const TDesC& aValue)
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{   
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    if (!m_preferences)
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        m_preferences = new (ELeave) WidgetPreferences();
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    switch( aParam ) {
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        case TBrCtlDefs::EWidgetBasePath: {
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            m_preferences->setBasePathL(aValue);
26
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           TRAPD(err, m_preferences->loadL());
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   174
            if(err!=KErrNone)
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   175
            	{
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   176
                m_preferences->deleteAllPrefFiles();
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   177
           	    }
0
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            break;
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        }
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        case TBrCtlDefs::EWidgetBundleId: {
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   181
            m_preferences->setWidgetBundleId(aValue);
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            break;
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   183
        }
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        default:
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   185
        break;
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   186
    }
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::SetParamL
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//
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   193
//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::SetParamL(TBrCtlDefs::TBrCtlWidgetParams aParam, TUint aValue)
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{   
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   197
  
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   198
    if (!m_preferences)
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        m_preferences = new (ELeave) WidgetPreferences();
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   200
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   201
    switch( aParam ) {
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   202
        case TBrCtlDefs::EWidgetIdentifier: {
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   203
            m_preferences->setWidgetId(aValue);
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   204
            break;
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parents:
diff changeset
   205
        }
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        default:
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   207
        break;
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parents:
diff changeset
   208
    }
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::HandleCommandL 
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//
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//
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// ----------------------------------------------------------------------------
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TBool WidgetEngineBridge::HandleCommandL( TInt aCommandId )
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   218
{
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    TBool handled(EFalse);
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   220
    
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   221
    if (!handled && m_menuclient) {
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   222
        handled = m_menuclient->HandleCommandL(aCommandId);
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   223
    }
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   224
    if (!handled && m_widgetclient) {
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   225
        handled = m_widgetclient->HandleCommandL(aCommandId);
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   226
    }
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   227
    return handled;
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   228
}
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// ----------------------------------------------------------------------------
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   231
// WidgetEngineBridge::OnShowSelected
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   232
// Invokes callback function when the menu item is selected
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   233
//
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diff changeset
   234
//
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parents:
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   235
// ----------------------------------------------------------------------------
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   236
void WidgetEngineBridge::OnShowSelected()
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   237
{
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   238
    if (m_widgetclient) {
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   239
        m_widgetclient->onShowSelected();
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   240
    }
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parents:
diff changeset
   241
}
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parents:
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   242
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parents:
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   243
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   244
// ----------------------------------------------------------------------------
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parents:
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   245
// WidgetEngineBridge::OnHideSelected
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parents:
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   246
// Invokes callback function when the menu item is selected
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parents:
diff changeset
   247
//
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parents:
diff changeset
   248
//
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parents:
diff changeset
   249
// ----------------------------------------------------------------------------
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void WidgetEngineBridge::OnHideSelected()
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{
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    if (m_widgetclient) {
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        m_widgetclient->onHideSelected();
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    }
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::AddOptionMenuItemsL
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// 
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::AddOptionMenuItemsL(CEikMenuPane& aMenuPane, TInt aResourceId)
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{
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    if (m_menuclient) {
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        m_menuclient->addOptionMenuItemsL(aMenuPane, aResourceId);
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    }    
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::MenuItemSelected
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// Invokes callback function when the menu item is selected
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::MenuItemSelected( TInt aInternalId )
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{
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    if (m_menuclient) {
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        m_menuclient->menuItemSelected(aInternalId-KMenuItemCommandIdBase);
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    }
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::MenuShowed
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// Invokes callback function when Menu is displayed
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::MenuShowed()
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{
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    if (m_menuclient) {
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        m_menuclient->menuShowed();
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    }
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}
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// ----------------------------------------------------------------------------
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// WidgetEngineBridge::DrawTransition
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// 
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//
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//
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// ----------------------------------------------------------------------------
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void WidgetEngineBridge::DrawTransition(CWindowGc& gc, CFbsBitmap* fbsBm)
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{
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    if (m_widgetclient && m_widgetclient->renderer()) {
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        m_widgetclient->renderer()->drawTransition(gc,fbsBm);
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    }
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}
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5
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void WidgetEngineBridge::Protect(JSValue* obj)
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{
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	m_protectedObjects.add(obj);
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	Collector::protect(obj);
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}
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void WidgetEngineBridge::Unprotect(JSValue* obj)
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{
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	m_protectedObjects.remove(obj);
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	Collector::unprotect(obj);
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}
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0
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//END OF FILE
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26
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