browserui/browser/BrowserAppSrc/BrowserAppEntryPoint.cpp
branchRCL_3
changeset 65 8e6fa1719340
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browserui/browser/BrowserAppSrc/BrowserAppEntryPoint.cpp	Wed Sep 01 12:31:04 2010 +0100
@@ -0,0 +1,182 @@
+/*
+* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:
+*     Browser App Entry point
+*
+*
+*/
+ 
+
+#include "BrowserApplication.h"
+#include <e32std.h>
+#include <u32std.h>
+#include <eikapp.h>
+#include <eikstart.h>
+#include <MemoryManager.h>
+#include <avkon.rsg>
+#include <BrowserNG.rsg>
+#include <bautils.h>
+#include <f32file.h>
+#include <data_caging_path_literals.hrh>
+#include <hal.h>
+#include <barsc.h>
+
+_LIT(KBrowserResourceFile, "BrowserNG.rsc");  
+
+
+const int KFreeMemoryTarget = 6000000;
+
+
+LOCAL_C CApaApplication* NewApplication( )
+    {
+    return new CBrowserApplication; 
+    }
+
+// -----------------------------------------------------------------------------
+// SetupThreadHeap - Called for heap creation of thread in this process.
+// This approach used to keep correct heap for pointers held in static data objects
+// when they are destructed after E32Main() by OS.
+// -----------------------------------------------------------------------------
+EXPORT_C TInt UserHeap::SetupThreadHeap(TBool aSubThread, SStdEpocThreadCreateInfo& aInfo)
+    {
+    TInt r = KErrNone;
+    if (!aInfo.iAllocator && aInfo.iHeapInitialSize>0)
+        {
+        // new heap required
+        RHeap* pH = NULL;
+        r = CreateThreadHeap(aInfo, pH);
+        if (r == KErrNone && !aSubThread)
+            {
+            // main thread - new allocator created and set as default heap      
+            MemoryManager::CreateFastAllocator();
+            }
+        }
+    else if (aInfo.iAllocator)
+        {
+        // sharing a heap
+        RAllocator* pA = aInfo.iAllocator;
+        pA->Open();
+        User::SwitchAllocator(pA);
+        }
+
+    return r;
+    }
+
+
+// ---------------------------------------------------------------------------
+// GetUiUtilitiesResourceFilenameL
+// ---------------------------------------------------------------------------
+//
+TInt GetCorrectResourceFilenameL(TFileName& aResourceFileName)
+    {
+
+    TParse parse;
+    parse.Set(KBrowserResourceFile, &KDC_APP_RESOURCE_DIR, NULL);
+    aResourceFileName.Copy(parse.FullName());
+    
+    RFs fs;
+    User::LeaveIfError(fs.Connect());
+    CleanupClosePushL( fs );
+    
+    // Resource File Name on C:
+    aResourceFileName.Insert( 0, TDriveUnit( EDriveC).Name() );
+    // try to locate the localised resource
+    BaflUtils::NearestLanguageFile( fs, aResourceFileName ); 
+    
+    // if the localised resource is found, the file name is changed to the localised name (z:\resources\webkit.r001)
+    if( !BaflUtils::FileExists( fs, aResourceFileName ) )        {
+    	
+        aResourceFileName.Replace( 0, KMaxDriveName, TDriveUnit( EDriveZ ).Name() );
+        // not found on c drive, try z try to locate the localised resource again
+        BaflUtils::NearestLanguageFile( fs, aResourceFileName ); 
+        	
+        // if file was not found this time, there is no localised  resource with the name
+        if (!BaflUtils::FileExists( fs, aResourceFileName ) )             {
+            User::Leave(KErrNotFound);
+            }
+        }
+    CleanupStack::PopAndDestroy( &fs );
+    return KErrNone;
+    }
+
+void ShowOOMDialogWithNotifierL()
+    {
+    
+    TFileName resourceFileName;
+    User::LeaveIfError(GetCorrectResourceFilenameL(resourceFileName));
+
+    RFs fsSession;
+    User::LeaveIfError(fsSession.Connect());
+    CleanupClosePushL(fsSession);
+
+    RResourceFile resFile;
+    resFile.OpenL(fsSession,resourceFileName );
+    resFile.ConfirmSignatureL(0);
+
+    HBufC8* dataOkButtonBuffer = resFile.AllocReadLC(R_QTN_OK_BUTTON);
+    HBufC8* dataOOMMessageBuffer = resFile.AllocReadLC(R_QTN_BROWSER_DIALOG_OOM);
+    
+    TPtrC16 OkButtonBuffer( ( TUint16* ) dataOkButtonBuffer->Ptr(),dataOkButtonBuffer->Length() / 2 );
+    TPtrC16 OOMMessageBuffer( ( TUint16* ) dataOOMMessageBuffer->Ptr(),dataOOMMessageBuffer->Length() / 2 );
+
+    _LIT(KTxtEmptyLine,"   ");
+    _LIT(KTxtEmptyButton,"");
+    
+    RNotifier      notifier;
+    TInt err = notifier.Connect();
+    if(err == KErrNone)   {
+            TInt           whichbutton(-1);
+            TRequestStatus stat;
+            notifier.Notify(OOMMessageBuffer,KTxtEmptyLine,OkButtonBuffer,KTxtEmptyButton,whichbutton,stat);
+            User::WaitForRequest(stat);
+        }    
+    
+    notifier.Close();
+    
+    //this will clear OkButtonBuffer and OOMMessageBuffer 
+    CleanupStack::PopAndDestroy(2); 
+    resFile.Close();
+    CleanupStack::PopAndDestroy(&fsSession);
+    
+    }
+
+// -----------------------------------------------------------------------------
+// E32Main
+// -----------------------------------------------------------------------------
+GLDEF_C TInt E32Main()
+    { 
+    //Initilize memory manager...
+    MemoryManager::InitFastAllocator();   
+	
+    TInt freeRAM = 0;
+    TInt r = HAL::Get(HAL::EMemoryRAMFree, freeRAM);
+        
+    if ((r != KErrNone)  || freeRAM < KFreeMemoryTarget)  
+    	{
+    		// create clean-up stack as none is created
+            CTrapCleanup* cleanup=CTrapCleanup::New(); 
+			
+            // Show OOM message through RNotifier ...
+             TRAP_IGNORE(ShowOOMDialogWithNotifierL()); 
+            
+			// destroy clean-up stack
+            delete cleanup; 
+            return KErrNoMemory;
+        }
+    
+     // Run application event loop
+	 return EikStart::RunApplication(NewApplication);
+    }
+
+//  End of File