TB10.1 Example Applications: examples/Graphics/Fonts/FontsShell.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 #include <e32keys.h>
-00017 
-00018 #include <coemain.h>
-00019 
-00020 #include <eikenv.h>
-00021 #include <eikdef.h>
-00022 #include <eikon.hrh>
-00023 #include <eiklabel.h>
-00024 #include <eikstart.h>
-00025 
-00026 #include <fontsshell.rsg>
-00027 #include "FontsShell.hrh"
-00028 #include "FontsShell.h"
-00029 #include "FontsGraphicsControl.h"
-00030 
-00031 //
-00032 // TExampleShellModel
-00033 //
-00034 
-00035 TExampleShellModel::TExampleShellModel()
-00036         {
-00037         iLibrary=KNullDesC;
-00038         }
-00039 
-00040 TBool TExampleShellModel::Differs(const TExampleShellModel* aCompare) const
-00041         {
-00042         return((*(TInt32*)this)!=(*(TInt32*)aCompare));
-00043         }
-00044 
-00045 //
-00046 // class CExampleShellContainer
-00047 //
-00048 
-00049 void CExampleShellContainer::ConstructL(const TRect& aRect, TExampleShellModel* aModel)
-00050     {
-00051         iModel=aModel;
-00052     CreateWindowL();
-00053     Window().SetShadowDisabled(ETrue);
-00054     iContext=this;
-00055         iBrushStyle=CGraphicsContext::ESolidBrush;
-00056     iBrushColor=KRgbWhite;
-00057     SetRect(aRect);
-00058         CreateLabelL();
-00059     ActivateL();
-00060     }
-00061 
-00062 CExampleShellContainer::~CExampleShellContainer()
-00063     {
-00064         delete iExampleControl;
-00065         delete iLabel;
-00066     }
-00067     
-00068 TInt CExampleShellContainer::CountComponentControls() const
-00069         {
-00070         return 1 + (iExampleControl ? 1 : 0);
-00071         }
-00072 
-00073 CCoeControl* CExampleShellContainer::ComponentControl(TInt aIndex) const
-00074         {
-00075         switch (aIndex)
-00076                 {
-00077         case 0: return iLabel;
-00078         case 1: return iExampleControl;
-00079         default: return 0;
-00080                 };
-00081         }
-00082 
-00083 const TInt KLabelHeight=20;
-00084 
-00085 void CExampleShellContainer::CreateLabelL()
-00086         {
-00087         iLabel=new (ELeave) CEikLabel;
-00088         TRect rect=Rect();
-00089         rect.iTl.iY=rect.iBr.iY-KLabelHeight; // make it bottom 20 pixels
-00090         iLabel->SetContainerWindowL(*this);
-00091         iLabel->SetRect(rect);
-00092         iLabel->SetAlignment(EHCenterVCenter); // center text
-00093         iLabel->SetBufferReserveLengthL(200); // nice long buffer
-00094         iLabel->SetFont(iEikonEnv->AnnotationFont());
-00095         iLabel->ActivateL(); // now ready
-00096         }
-00097 
-00098 void CExampleShellContainer::ResetExampleL(CGraphicExampleControl* aExample)
-00099         {
-00100         // get rid of old control
-00101         delete iExampleControl;
-00102         // set up new one
-00103         iExampleControl=aExample;
-00104         // if non-zero, then carry on
-00105         if (!iExampleControl) return;
-00106         TRect rect=Rect(); // get our rect
-00107         rect.iBr.iY-=KLabelHeight; // make way for label
-00108         rect.Shrink(2,2); // shrink it a bit
-00109         iExampleControl->ConstructL(rect,this,*this); // construct, giving rect and observer
-00110         }
-00111 
-00112 _LIT(KTxtFinished,"example finished");
-00113 void CExampleShellContainer::NotifyGraphicExampleFinished()
-00114         {
-00115         NotifyStatus(KTxtFinished);
-00116         }
-00117 
-00118 void CExampleShellContainer::NotifyStatus(const TDesC& aMessage)
-00119         {
-00120         TRAPD(err,iLabel->SetTextL(aMessage));
-00121         if(err)
-00122                 {
-00123                 return;
-00124                 }       
-00125         if (IsActivated()) iLabel->DrawNow();
-00126         }
-00127 
-00128 TKeyResponse CExampleShellContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
-00129     {
-00130         if      (iExampleControl)
-00131                 return iExampleControl->OfferKeyEventL(aKeyEvent,aType);
-00132         else
-00133                 return EKeyWasNotConsumed;
-00134     }
-00135 
-00136 void CExampleShellContainer::Draw(const TRect& /*aRect*/) const
-00137         {
-00138         CWindowGc& gc = SystemGc();
-00139         gc.SetPenStyle(CGraphicsContext::ENullPen);
-00140         gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
-00141         gc.DrawRect(Rect());
-00142         }
-00143 
-00144 //
-00145 // CExampleShellAppUi
-00146 //
-00147 
-00148 _LIT(KTxtInitialized,"initialized");
-00149 void CExampleShellAppUi::ConstructL()
-00150     {
-00151     BaseConstructL();
-00152         iModel=((CExampleShellDocument*)iDocument)->Model();
-00153     iContainer=new(ELeave) CExampleShellContainer;
-00154     iContainer->ConstructL(ClientRect(),iModel);
-00155         iContainer->NotifyStatus(KTxtInitialized);
-00156         // add container to stack; enables key event handling.
-00157         AddToStackL(iContainer);
-00158     }
-00159 
-00160 void CExampleShellAppUi::HandleCommandL(TInt aCommand)
-00161         {
-00162         switch (aCommand)
-00163                 {
-00164         case EExampleShellSelectHello:
-00165                 iContainer->ResetExampleL(new (ELeave) CHelloControl);
-00166                 return;
-00167         case EExampleShellSelectFont:
-00168                 iContainer->ResetExampleL(new (ELeave) CFontControl);
-00169                 return;
-00170         case EEikCmdExit:
-00171                 Exit();
-00172                 return;
-00173                 }
-00174         }
-00175 
-00176 CExampleShellAppUi::~CExampleShellAppUi()
-00177         {
-00178         RemoveFromStack(iContainer);
-00179     delete iContainer;
-00180         }
-00181 
-00182 //
-00183 // CExampleShellDocument
-00184 //
-00185 
-00186 CEikAppUi* CExampleShellDocument::CreateAppUiL()
-00187         {
-00188     return(new(ELeave) CExampleShellAppUi);
-00189         }
-00190 
-00191 //
-00192 // CExampleShellApplication
-00193 //
-00194 
-00195 TUid CExampleShellApplication::AppDllUid() const
-00196         {
-00197         return KUidExampleShellApp;
-00198         }
-00199 
-00200 CApaDocument* CExampleShellApplication::CreateDocumentL()
-00201         {
-00202         return new(ELeave) CExampleShellDocument(*this);
-00203         }
-00204 
-00205 //
-00206 // EXPORTed functions
-00207 //
-00208 
-00209 EXPORT_C CApaApplication* NewApplication()
-00210         {
-00211         return new CExampleShellApplication;
-00212         }
-00213 
-00214 GLDEF_C TInt E32Main()
-00215         {
-00216         return EikStart::RunApplication(NewApplication);
-00217         }
-