mulwidgets/alfviewwidget/src/alfviewwidgetfactoryplugin.cpp
branchRCL_3
changeset 20 0e9bb658ef58
parent 0 e83bab7cf002
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mulwidgets/alfviewwidget/src/alfviewwidgetfactoryplugin.cpp	Wed Sep 01 12:23:18 2010 +0100
@@ -0,0 +1,122 @@
+/*
+* 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:   view widget factory pluging implementation.
+*
+*/
+
+
+#include <ecom/implementationproxy.h>
+#include <osn/osnnew.h>
+#include <alf/ialfviewwidget.h>
+#include <alf/alfexception.h>
+#include "alfviewwidget.h"
+#include "alfviewwidgetexception.h"
+#include "alfviewwidgetfactoryplugin.h"
+
+using namespace Alf;
+
+// UID of the view widget factory plugin.
+const TInt KViewWidgetFactoryPluginUid = {0x20010104};
+
+// Amount of products produced by this factory.
+const int KProductCount = 1;
+
+AlfViewWidgetFactoryPlugin* AlfViewWidgetFactoryPlugin::newL()
+    {
+    return new (EMM) AlfViewWidgetFactoryPlugin();
+    }
+
+IAlfInterfaceBase* AlfViewWidgetFactoryPlugin::createProduct(const char* aProduct, void* aInitData)
+    {
+    AlfViewWidget* ret(0);
+    
+    if(!strcmp(aProduct, IAlfViewWidget::type().mImplementationId))
+        {        
+        // Typecast the initialization data
+        AlfViewWidgetInitData* initData = (AlfViewWidgetInitData*) aInitData;
+        
+        // Throw exception if init data is null
+        if(initData == 0)
+        	{
+        	ALF_THROW(AlfViewWidgetException, EInitializationError, "View widget initialization data was NULL.");
+        	}
+        	
+        // Assert that the UI Accelerator Toolkit Environment in the initialization data is correct.
+        if(initData->mEnv == 0)
+        	{
+        	ALF_THROW(AlfViewWidgetException, EInitializationError, "Environment instance in view widget initialization data was NULL.");
+        	}        	
+        	                	
+        // Assert that widget id in the initialization data is correct.
+        if(initData->mWidgetId == 0)
+        	{
+        	ALF_THROW(AlfViewWidgetException, EInitializationError, "Widget ID in view widget initialization data was NULL.");
+        	}
+        
+        
+        // Assert that display pointer in the initialization data is correct.
+        if(initData->mDisplay == 0)
+        	{
+        	ALF_THROW(AlfViewWidgetException, EInitializationError, "Display instance in view widget initialization data was NULL.");
+        	}
+        
+        // Create container widget        
+        ret = new (EMM) AlfViewWidget(initData->mWidgetId, initData->mControlGroupId, *initData->mEnv, 
+                *initData->mDisplay, initData->mNode, initData->mFilePath);
+        }
+    
+    return static_cast<IAlfViewWidget*>(ret);
+    }
+
+int AlfViewWidgetFactoryPlugin::productCount() const
+    {
+    return KProductCount;
+    }
+ 
+const char* AlfViewWidgetFactoryPlugin::productInfo(int aIndex) const
+    {
+    switch(aIndex)
+        {
+        case 0: return alfviewwidget::ident.mImplementationId;
+        default: break;            
+        }
+
+    return 0;
+    }
+ 
+IAlfInterfaceBase* AlfViewWidgetFactoryPlugin::makeInterface(const IfId& aType)
+    {
+    if(!strcmp(aType.mImplementationId, IAlfFactoryPlugin::type().mImplementationId))
+        {
+        return static_cast<IAlfFactoryPlugin*>(this);
+        }
+    
+    return 0;
+    }
+
+// ========================== OTHER EXPORTED FUNCTIONS =========================
+
+const TImplementationProxy ImplementationTable[] =
+    {
+    IMPLEMENTATION_PROXY_ENTRY( KViewWidgetFactoryPluginUid, 
+                                AlfViewWidgetFactoryPlugin::newL )
+    };
+
+// Entry point for ECom architecture to resolve the instantiation method pointer
+// for a given implementation UID.
+EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
+    {
+    aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
+    return ImplementationTable;
+    }