TB10.1 Example Applications: examples/Networking/TcpIp/EchoClientUI/Eikecho.cpp Source File

00001 // Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
-00002 // All rights reserved.
-00003 // This component and the accompanying materials are made available
-00004 // under the terms of "Eclipse Public License v1.0"
-00005 // which accompanies this distribution, and is available
-00006 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
-00007 //
-00008 // Initial Contributors:
-00009 // Nokia Corporation - initial contribution.
-00010 //
-00011 // Contributors:
-00012 //
-00013 // Description:
-00014 // EIKON interface to ECHOENG
-00015 // Definitions of CConsoleControl, CEchoAppUi, 
-00016 // CEchoDocument, CEchoApplication
-00017 //
-00018 
-00019 #include "Eikecho.h"
-00020 #include <eikstart.h>
-00021 
-00022 
-00023 CConsoleControl* CConsoleControl::NewL(CEchoEngine* aEchoEngine)
-00024         {
-00025         CConsoleControl* self=new (ELeave) CConsoleControl;
-00026         CleanupStack::PushL(self);
-00027         self->ConstructL(aEchoEngine);
-00028         CleanupStack::Pop();
-00029         return self;
-00030         }
-00031 
-00032 void CConsoleControl::ConstructL(CEchoEngine* aEchoEngine)
-00033         {
-00034         iEchoEngine=aEchoEngine;
-00035     CreateWindowL();
-00036     Window().SetShadowDisabled(ETrue);
-00037     Window().SetBackgroundColor(KRgbGray);
-00038     EnableDragEvents();
-00039     SetExtentToWholeScreen();
-00040         SetBlank();
-00041     iConsole=new(ELeave) CEikConsoleScreen;
-00042         _LIT(KEikEcho,"EikEcho");
-00043         iConsole->ConstructL(KEikEcho,0);
-00044         iConsole->SetHistorySizeL(10,10);
-00045         }
-00046 
-00047 CConsoleControl::~CConsoleControl()
-00048         {
-00049         delete iConsole;
-00050         }
-00054 void CConsoleControl::ActivateL()
-00055         {
-00056         CCoeControl::ActivateL();
-00057         iConsole->SetKeepCursorInSight(TRUE);
-00058         iConsole->DrawCursor();
-00059         iConsole->ConsoleControl()->SetFocus(ETrue, EDrawNow); 
-00060         }
-00061 
-00062 TKeyResponse CConsoleControl::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
-00063 // The key event handler
-00064     {
-00065         if (aType!=EEventKey)
-00066                 return(EKeyWasConsumed);
-00067     TInt aChar=aKeyEvent.iCode;
-00068 
-00069         if (aChar == '3')
-00070                 // Connect using an IP address
-00071                 {
-00072                 _LIT(KConnecting1,"Attempting connection to KInetAddr\n");
-00073                 iConsole->Printf(KConnecting1);
-00074                 iEchoEngine->ConnectTo(KInetAddr);
-00075                 }
-00076         else if (aChar == '2')
-00077                 {
-00078                 // Connect using a hostname, calling DNS first to resolve this to an IP address
-00079                 _LIT(KConnecting2,"Attempting connection to KInetHostName\n");
-00080                 iConsole->Printf(KConnecting2);
-00081                 iEchoEngine->ConnectL(KInetHostName);
-00082                 }
-00083         else if (aChar == '1')
-00084                 {
-00085                 // Connect using an IP address, obtaining the symbolic name for this IP address first.
-00086                 _LIT(KConnecting3,"Testing GetHostByAddress and attempting connection\n");
-00087                 iConsole->Printf(KConnecting3);
-00088                 iEchoEngine->TestGetByAddrL(KInetAddr);
-00089                 }
-00090         else iEchoEngine->Write(aChar); // Send input character to echo server
-00091         
-00092     return(EKeyWasConsumed);
-00093     }
-00094 
-00095 
-00096 
-00097 
-00098 // The following functions are to implement MUINotify
-00099 
-00100 void CConsoleControl::PrintNotify(const TDesC& aDes) 
-00101 // Print up calls: write information to screen
-00102         {
-00103         iConsole->Printf(aDes);
-00104         };
-00105 
-00106 void CConsoleControl::PrintNotify(TInt aInt)
-00107         {
-00108         iConsole->Printf(KIntFormat,aInt);
-00109         };
-00110 
-00111 void CConsoleControl::ErrorNotifyL(const TDesC& aErrMessage, TInt aErrCode)
-00112 // Error up call: inform user and quit
-00113         {
-00114         _LIT(KErrorTitle,"Communications error ");
-00115         TBuf<25> errorTitleCode(KErrorTitle);
-00116         errorTitleCode.AppendNum(aErrCode);
-00117         CEikonEnv::Static()->InfoWinL(errorTitleCode,aErrMessage);
-00118         CBaActiveScheduler::Exit();
-00119         }
-00123 CEchoAppUi::CEchoAppUi(CEchoEngine* aEchoEngine)
-00124                 : iEchoEngine(aEchoEngine)
-00125         {
-00126         }
-00127 
-00128 void CEchoAppUi::ConstructL()
-00129 // Set up control and engine
-00130     {
-00131     BaseConstructL();
-00132         CreateConsoleL();
-00133         iEchoEngine->ConstructL(iConsoleControl);
-00134         _LIT(KCommands,"\nList of Commands:\n\
-00135 3 - Test connecting with IP\n\
-00136 2 - Test DNS lookup\n\
-00137 1 - Test Get hostname from IP address\n\n");
-00138 
-00139         iConsoleControl->PrintNotify(KCommands);
-00140     }
-00141 
-00142 void CEchoAppUi::CreateConsoleL()
-00143         {
-00144         iConsoleControl=CConsoleControl::NewL(iEchoEngine);
-00145         AddToStackL(iConsoleControl);
-00146         iConsoleControl->ActivateL();
-00147         }
-00148 
-00149 CEchoAppUi::~CEchoAppUi()
-00150         {
-00151         RemoveFromStack(iConsoleControl);
-00152     delete iConsoleControl;
-00153         }
-00154 
-00155 void CEchoAppUi::HandleCommandL(TInt aCommand)
-00156 // Command handling
-00157         {
-00158     switch (aCommand)
-00159         {
-00160         // When Exit chosen, stop engine and quit
-00161         case EEikCmdExit:
-00162                 iEchoEngine->Stop();
-00163                 Exit();
-00164         default:;
-00165                 }
-00166         }
-00167 
-00168 /*
-00169  Two-phase construction
-00170  CEchoDocument: document class, which owns the engine
-00171 */
-00172 CEchoDocument::CEchoDocument(CEikApplication& aApp)
-00173         : CEikDocument(aApp) { }
-00174 
-00175 CEchoDocument* CEchoDocument::NewL(CEikApplication& aApp)
-00176         {
-00177         CEchoDocument* self=new (ELeave) CEchoDocument(aApp);
-00178         CleanupStack::PushL(self);
-00179         self->ConstructL();
-00180         CleanupStack::Pop();
-00181         return self;
-00182         }
-00183 
-00184 void CEchoDocument::ConstructL()
-00185         {
-00186         iEchoEngine = new (ELeave) CEchoEngine;
-00187         }
-00188 
-00189 CEchoDocument::~CEchoDocument()
-00190         {
-00191         delete iEchoEngine;
-00192         }
-00193 
-00194 CEikAppUi* CEchoDocument::CreateAppUiL()
-00195         {
-00196     return(new(ELeave) CEchoAppUi(iEchoEngine));
-00197         }
-00198 
-00199 
-00200 TUid CEchoApplication::AppDllUid() const
-00201         {
-00202         return(KUidEikEchoApp);
-00203         }
-00204 
-00205 CApaDocument* CEchoApplication::CreateDocumentL()
-00206         {
-00207         return CEchoDocument::NewL(*this);
-00208         }
-00209 
-00213 EXPORT_C CApaApplication* NewApplication()
-00214         {
-00215         return(new CEchoApplication);
-00216         }
-00217 
-00218 GLDEF_C TInt E32Main()                                          
-00219         {
-00220         return EikStart::RunApplication(NewApplication);
-00221         }
-00222 
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