s60uiexampleplayview.cpp

《Symbian S60第3版手机程序开发与实用教程》光盘源代码

// Copyright (c) 2006 Nokia Corporation.

#include "S60UIExamplePlayView.h"
#include "S60UIExamplePlayContainer.h"
#include "S60UIExampleModel.h"
#include "S60UIExample.hrh"
#include <aknviewappui.h>
#include <S60UIExample.rsg>
#include <eikmenup.h>           // for CEikMenuPane
#include <aknquerydialog.h>
#include <akniconarray.h>    // for (weapon) icon array
#include <stringloader.h>    
#include <aknnotewrappers.h>

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::CS60UIExamplePlayView()
// C++ default constructor can NOT contain any code, that might leave.
// -----------------------------------------------------------------------------
//
CS60UIExamplePlayView::CS60UIExamplePlayView(CS60UIExampleModel& aModel)
    :iModel(aModel)
    {
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::NewL()
// Two-phased constructor.
// -----------------------------------------------------------------------------
//
CS60UIExamplePlayView* CS60UIExamplePlayView::NewL(CS60UIExampleModel& aModel)
    {
    CS60UIExamplePlayView* self = CS60UIExamplePlayView::NewLC(aModel);
    CleanupStack::Pop(self);
    return self;
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::NewLC()
// Two-phased constructor.
// -----------------------------------------------------------------------------
//
CS60UIExamplePlayView* CS60UIExamplePlayView::NewLC(CS60UIExampleModel& aModel)
    {
    CS60UIExamplePlayView* self = new (ELeave) CS60UIExamplePlayView(aModel);
    CleanupStack::PushL(self);
    self->ConstructL();
    return self;
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::ConstructL()
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CS60UIExamplePlayView::ConstructL()
    {
    BaseConstructL(R_S60UIEXAMPLE_PLAYVIEW);
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::~CS60UIExamplePlayView()
// Destructor.
// -----------------------------------------------------------------------------
//
CS60UIExamplePlayView::~CS60UIExamplePlayView()
    {
    // No implementation required
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::Id()
// Returns View's ID.
// -----------------------------------------------------------------------------
//
TUid CS60UIExamplePlayView::Id() const
    {
    return TUid::Uid(ES60UIExamplePlayViewId);
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::DoActivateL()
// Activate the View
// -----------------------------------------------------------------------------
//
void CS60UIExamplePlayView::DoActivateL(const TVwsViewId& /*aPrevViewId*/,
                                        TUid /*aCustomMessageId*/,
                                        const TDesC8& /*aCustomMessage*/)
    {
    iContainer = CS60UIExamplePlayContainer::NewL(ClientRect(), iModel);
    AppUi()->AddToStackL(*this, iContainer);
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::DoDeactivate()
// -----------------------------------------------------------------------------
//
void CS60UIExamplePlayView::DoDeactivate()
    {
    if (iContainer)
        {
        AppUi()->RemoveFromStack(iContainer);
        delete iContainer;
        iContainer = NULL;
        }
        
    }

// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::HandleCommandL()
// Takes care of Command handling.
// -----------------------------------------------------------------------------
//
void CS60UIExamplePlayView::HandleCommandL(TInt aCommand)
    {
    switch (aCommand)
        {
        case ES60UIExampleStopGame:
            {
            iModel.GameStop();
            // Query if score to be entered into HighScores
            CAknQueryDialog* dlg = new (ELeave) CAknQueryDialog();
            if (dlg->ExecuteLD(R_S60UIEXAMPLE_ENTER_SCORE_QUERY))
                {
                // Yes. Get player to enter name
                TBuf<20> name;
                name.Copy(KNullDesC);
                CAknTextQueryDialog* txtDlg = 
                     new (ELeave) CAknTextQueryDialog(name);
                txtDlg->SetPredictiveTextInputPermitted(ETrue); 
                if (txtDlg->ExecuteLD(R_S60UIEXAMPLE_NAME_QUERY))
                    {
                    // Got name. Insert name and score in highscore list
                    iModel.InsertInHighScoresL(name, iModel.Score());
                    } 
                }
                
            // Switch back to initial view
            AppUi()->ActivateLocalViewL(TUid::Uid(ES60UIExampleInitialViewId));
            break;
            }
            
        case ES60UIExampleStartGame:
            {
            // Query if scores are to be reset
            CAknQueryDialog* dlg = new (ELeave) CAknQueryDialog();
            if (dlg->ExecuteLD(R_S60UIEXAMPLE_CONFIRMATION_QUERY))
                {
	            iModel.GameStart();
	            
	            HBufC* noteText = StringLoader::LoadLC(R_S60UIEXAMPLE_RESETTING_TEXT, iCoeEnv);
        		CAknConfirmationNote* startNote = new (ELeave)CAknConfirmationNote;
        		startNote->ExecuteLD(*noteText);
        		CleanupStack::PopAndDestroy(noteText);
        		
	            // Get reset scores to navi pane
	            iContainer->UpdateNaviPaneL();
	            
	            // Draw game image (without paused text)
	            iContainer->DrawNow();
                }
                
            break;
            }
            
        case ES60UIExampleContinueGame:
            iModel.GameContinue();
            // Draw game image (without paused text)
            iContainer->DrawNow();
            break;
            
        case ES60UIExamplePauseGame:
            iModel.GamePause();
            // Draw game image (with paused text)
            iContainer->DrawNow();
            break;
            
        case ES60UIExampleWeapon:
            {
            // Choose a weapon
            TInt index = 0;
            CAknListQueryDialog* list = 
                          new(ELeave) CAknListQueryDialog(&index);
                          
            // First construct the dialog
		    list->PrepareLC(R_S60UIEXAMPLE_LIST_QUERY);
		    
		    // load icons
		    CAknIconArray* icons = new (ELeave) CAknIconArray(3);
		    CleanupStack::PushL(icons);
		    icons->ConstructFromResourceL(R_S60UIEXAMPLE_WEAPON_ICONS);
		    
		    // Pass to the list (& ownership)
		    list->SetIconArrayL(icons);
		    CleanupStack::Pop(icons);
		    
		    // launch the dialog   
		    if (list->RunLD())
                {
                // ok pressed, index is the selected item index.
                }
                
            break;
            }
        
        default:
            // pass anything else to the AppUi
            AppUi()->HandleCommandL(aCommand);
        }
    }
    
// -----------------------------------------------------------------------------
// CS60UIExamplePlayView::DynInitMenuPaneL()
// Used to remove unwanted options from the options menu
// -----------------------------------------------------------------------------
//
void CS60UIExamplePlayView::
    DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane)
    {
    if (aResourceId == R_S60UIEXAMPLE_PLAYMENU)
        {
        if (iModel.IsGamePaused())
            {
            // Yes, paused. Remove "Pause" option
            aMenuPane->SetItemDimmed(ES60UIExamplePauseGame, ETrue);
            }
        else
            {
            // No, not paused. Remove "Continue" option
            aMenuPane->SetItemDimmed(ES60UIExampleContinueGame, ETrue);
            }
        }
    }

// End of File