examples/Base/DLLs/PolymorphicDLL2/PolymorphicDLL2.cpp

00001 /*
00002 Copyright (c) 2000-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
00003 
00004 Redistribution and use in source and binary forms, with or without
00005 modification, are permitted provided that the following conditions are met:
00006 
00007 * Redistributions of source code must retain the above copyright notice, this
00008   list of conditions and the following disclaimer.
00009 * Redistributions in binary form must reproduce the above copyright notice,
00010   this list of conditions and the following disclaimer in the documentation
00011   and/or other materials provided with the distribution.
00012 * Neither the name of Nokia Corporation nor the names of its contributors
00013   may be used to endorse or promote products derived from this software
00014   without specific prior written permission.
00015 
00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00017 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00018 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00020 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00021 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00022 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00023 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00024 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00025 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026 
00027 Description:
00028 This program creates a polymorphic interface DLL which
00029 executable "UsingDLLs" dynamically links to.  
00030 */
00031 
00032 
00033 #include "PolymorphicDLL2.h"
00034 #include <e32def.h>
00035 #include <e32uid.h>
00036 
00037 
00038 // Function to construct a CMessenger object. Note that this function
00039 // is exported at ordinal 1 and is not a member of any class.
00040 
00041 EXPORT_C CMessenger* NewMessengerL()
00042         {
00043         return new (ELeave) CGermanMessenger;
00044         }
00045 
00046 // Class member functions
00047 
00048 // second-phase constructor
00049 void CGermanMessenger::ConstructL(CConsoleBase* aConsole, const TDesC& aName)
00050         {
00051         iConsole=aConsole;    // remember console
00052         iName=aName.AllocL(); // copy given string into own descriptor
00053     }
00054 
00055 // destructor
00056 CGermanMessenger::~CGermanMessenger()
00057                 {
00058                 delete iName;
00059                 }
00060 
00061 // show message
00062 void CGermanMessenger::ShowMessage()
00063         {
00064         _LIT(KFormat1,"Guten Tag, Ich heisse %S \n");
00065         iConsole->Printf(KNullDesC);
00066         iConsole->Printf(KFormat1, iName);
00067         }

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