TB10.1 Example Applications: examples/Graphics/Embedding/EmbeddingShell.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 //
-00015 
-00016 
-00017 #include <e32keys.h>
-00018 
-00019 #include <coemain.h>
-00020 
-00021 #include <eikenv.h>
-00022 #include <eikdef.h>
-00023 #include <eikon.hrh>
-00024 #include <eiklabel.h>
-00025 #include <eikstart.h>
-00026 
-00027 #include <embeddingshell.rsg>
-00028 #include "EmbeddingShell.hrh"
-00029 #include "EmbeddingShell.h"
-00030 
-00031 
-00032 //
-00033 // TExampleShellModel
-00034 //
-00035 
-00036 TExampleShellModel::TExampleShellModel()
-00037         {
-00038         iLibrary=KNullDesC;
-00039         }
-00040 
-00041 TBool TExampleShellModel::Differs(const TExampleShellModel* aCompare) const
-00042         {
-00043         return((*(TInt32*)this)!=(*(TInt32*)aCompare));
-00044         }
-00045 
-00046 //
-00047 // class CExampleShellContainer
-00048 //
-00049 
-00050 void CExampleShellContainer::ConstructL(const TRect& aRect, TExampleShellModel* aModel)
-00051     {
-00052         iModel=aModel;
-00053     CreateWindowL();
-00054     Window().SetShadowDisabled(ETrue);
-00055     iContext=this;
-00056         iBrushStyle=CGraphicsContext::ESolidBrush;
-00057     iBrushColor=KRgbWhite;
-00058     SetRect(aRect);
-00059         CreateLabelL();
-00060     ActivateL();
-00061     }
-00062 
-00063 CExampleShellContainer::~CExampleShellContainer()
-00064     {
-00065         delete iExampleControl;
-00066         delete iLabel;
-00067     }
-00068     
-00069 TInt CExampleShellContainer::CountComponentControls() const
-00070         {
-00071         return 1 + (iExampleControl ? 1 : 0);
-00072         }
-00073 
-00074 CCoeControl* CExampleShellContainer::ComponentControl(TInt aIndex) const
-00075         {
-00076         switch (aIndex)
-00077                 {
-00078         case 0: return iLabel;
-00079         case 1: return iExampleControl;
-00080         default: return 0;
-00081                 };
-00082         }
-00083 
-00084 const TInt KLabelHeight=20;
-00085 
-00086 void CExampleShellContainer::CreateLabelL()
-00087         {
-00088         iLabel=new (ELeave) CEikLabel;
-00089         TRect rect=Rect();
-00090         rect.iTl.iY=rect.iBr.iY-KLabelHeight; // make it bottom 20 pixels
-00091         iLabel->SetContainerWindowL(*this);
-00092         iLabel->SetRect(rect);
-00093         iLabel->SetAlignment(EHCenterVCenter); // center text
-00094         iLabel->SetBufferReserveLengthL(200); // nice long buffer
-00095         iLabel->SetFont(iEikonEnv->AnnotationFont());
-00096         iLabel->ActivateL(); // now ready
-00097         }
-00098 
-00099 void CExampleShellContainer::ResetExampleL(CGraphicExampleControl* aExample)
-00100         {
-00101         // get rid of old control
-00102         delete iExampleControl;
-00103         // set up new one
-00104         iExampleControl=aExample;
-00105         // if non-zero, then carry on
-00106         if (!iExampleControl) return;
-00107         TRect rect=Rect(); // get our rect
-00108         rect.iBr.iY-=KLabelHeight; // make way for label
-00109         rect.Shrink(2,2); // shrink it a bit
-00110         iExampleControl->ConstructL(rect,this,*this); // construct, giving rect and observer
-00111         }
-00112 
-00113 _LIT(KTxtFinished,"example finished");
-00114 void CExampleShellContainer::NotifyGraphicExampleFinished()
-00115         {
-00116         NotifyStatus(KTxtFinished);
-00117         }
-00118 
-00119 void CExampleShellContainer::NotifyStatus(const TDesC& aMessage)
-00120         {
-00121         TRAPD(err,iLabel->SetTextL(aMessage));
-00122         if(err)
-00123                 {
-00124                 return;
-00125                 }
-00126         if (IsActivated()) iLabel->DrawNow();
-00127         }
-00128 
-00129 TKeyResponse CExampleShellContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
-00130     {
-00131         if      (iExampleControl)
-00132                 return iExampleControl->OfferKeyEventL(aKeyEvent,aType);
-00133         else
-00134                 return EKeyWasNotConsumed;
-00135     }
-00136 
-00137 void CExampleShellContainer::Draw(const TRect& /*aRect*/) const
-00138         {
-00139         CWindowGc& gc = SystemGc();
-00140         gc.SetPenStyle(CGraphicsContext::ENullPen);
-00141         gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
-00142         gc.DrawRect(Rect());
-00143         }
-00144 
-00145 //
-00146 // CExampleShellAppUi
-00147 //
-00148 
-00149 _LIT(KTxtInitialized,"initialized");
-00150 void CExampleShellAppUi::ConstructL()
-00151     {
-00152     BaseConstructL();
-00153         iModel=((CExampleShellDocument*)iDocument)->Model();
-00154     iContainer=new(ELeave) CExampleShellContainer;
-00155     iContainer->ConstructL(ClientRect(),iModel);
-00156         iContainer->NotifyStatus(KTxtInitialized);
-00157         // add container to stack; enables key event handling.
-00158         AddToStackL(iContainer);
-00159     }
-00160 
-00161 void CExampleShellAppUi::HandleCommandL(TInt aCommand)
-00162         {
-00163         switch (aCommand)
-00164                 {
-00165         case EExampleShellSelectPicture:
-00166                 iContainer->ResetExampleL(new (ELeave) CPictureControl);
-00167                 return;
-00168         case EEikCmdExit:
-00169                 Exit();
-00170                 return;
-00171                 }
-00172         }
-00173 
-00174 CExampleShellAppUi::~CExampleShellAppUi()
-00175         {
-00176         RemoveFromStack(iContainer);
-00177     delete iContainer;
-00178         }
-00179 
-00180 //
-00181 // CExampleShellDocument
-00182 //
-00183 
-00184 CEikAppUi* CExampleShellDocument::CreateAppUiL()
-00185         {
-00186     return(new(ELeave) CExampleShellAppUi);
-00187         }
-00188 
-00189 //
-00190 // CExampleShellApplication
-00191 //
-00192 
-00193 TUid CExampleShellApplication::AppDllUid() const
-00194         {
-00195         return KUidExampleShellApp;
-00196         }
-00197 
-00198 CApaDocument* CExampleShellApplication::CreateDocumentL()
-00199         {
-00200         return new(ELeave) CExampleShellDocument(*this);
-00201         }
-00202 
-00203 //
-00204 // EXPORTed functions
-00205 //
-00206 
-00207 EXPORT_C CApaApplication* NewApplication()
-00208         {
-00209         return new CExampleShellApplication;
-00210         }
-00211 
-00212 GLDEF_C TInt E32Main()
-00213         {
-00214         return EikStart::RunApplication(NewApplication);
-00215         }
-