examples/ForumNokia/ThreadAndActiveObjectsEx/src/threadaoappui.cpp

/*
 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *    
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Nokia Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *    
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *    OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *    
 *    Description:  
 */

// INCLUDES
#include <avkon.hrh>
#include <aknnotewrappers.h> 
#include <ThreadAO.rsg>         // R_SET_REFRESH_TIME_DIALOG

#include <btnotifierapi.h>

#include "ThreadAO.pan"
#include "ThreadAOAppUi.h"
#include "ThreadAO.hrh"
#include "threadAOengine.h"
#include "DevicelistContainer.h"
#include "SharedIntermediator.h"
#include "BluetoothRefreshTimer.h"

#include "ListboxRefreshTimer.h"

// ----------------------------------------------------------------------------
// CThreadAOAppUi::ConstructL()
//
// Standard Symbian OS 2nd phase constructor. 
// ----------------------------------------------------------------------------
void CThreadAOAppUi::ConstructL()
    {
    BaseConstructL( CAknAppUi::EAknEnableSkin );

        // Create listbox container
    iContainer = CDeviceListContainer::NewL(ClientRect());
    iContainer->SetMopParent(this);

        // Add view to control stack
        AddToStackL(iContainer);
        iSMediator = CSharedIntermediator::NewL(iContainer);

        // Doesn't take ownership
        iContainer->SetSMediator(iSMediator);

        // Listbox refresh timer. Needed because calling HandleItemAdditionL
        // from thread1 doesn't seem to work.  
        iTimer = CListboxRefreshTimer::NewL( iContainer );

        // Start refreshing the the listbox.
        iTimer->StartL();

        // Create thread engine which creates thread1.
        iThreadEngine = CThreadAOEngine::NewL(iSMediator);
        }

TBool CThreadAOAppUi::TurnBtOnL()
    {
    RNotifier notifier;
    User::LeaveIfError( notifier.Connect() );
    TPckgBuf<TBool> dummy(ETrue);
    TPckgBuf<TBool> reply(ETrue);
    TRequestStatus stat;

    notifier.StartNotifierAndGetResponse(stat, KPowerModeSettingNotifierUid, dummy, reply);
    User::WaitForRequest(stat);

    notifier.CancelNotifier(KPowerModeSettingNotifierUid);
    notifier.Close();
    return reply();
    }


// ----------------------------------------------------------------------------
// CThreadAOAppUi::CThreadAOAppUi()  
//
// Constructor.
// ----------------------------------------------------------------------------
CThreadAOAppUi::CThreadAOAppUi() : iThreadStarted(EFalse)                          
    {
    }

// ----------------------------------------------------------------------------
// CThreadAOAppUi::~CThreadAOAppUi()
//
// Destructor.
// ----------------------------------------------------------------------------
CThreadAOAppUi::~CThreadAOAppUi()
    {
        delete iThreadEngine;

    if ( iContainer )
        {
        iEikonEnv->RemoveFromStack(iContainer);
        delete iContainer;
        }
        
        delete iTimer;

        delete iSMediator;
        }

// ----------------------------------------------------------------------------
// CThreadAOAppUi::HandleCommandL(TInt aCommand)
//
// Takes care of command handling.
// ----------------------------------------------------------------------------
void CThreadAOAppUi::HandleCommandL(TInt aCommand)
    {
    switch(aCommand)
        {
        case EEikCmdExit:
        case EAknSoftkeyExit:
                        {
                        if (iThreadStarted)
                                {
                                // CThreadListener is responsible for exiting the program.
                                // The object is created in ThreadEngine CreateThreadsL().
                                // This is done because thread1 needs to cleanup before killing
                                // the thread.
                                iThreadEngine->Stop();
                                }
                        else 
                                {
                                Exit();
                                }
                        }
            break;

                case EThreadStartCommand:
            {
            if (!TurnBtOnL())
                {
                return;
                }

                        // start thread1 ( bluetooth discovery )
                    if (!iThreadStarted)
                                {
                                iThreadEngine->StartL();
                                iThreadStarted = ETrue;
                                }
            }
            break;
                
                case EThreadSetRefreshTimeCommand:
            {
                        // Query a new refresh time and set the new value.
                        if ( iThreadStarted )
                                {
                                TInt newRefreshTime = 0;
                            CAknNumberQueryDialog* dlg = new (ELeave) 
                           CAknNumberQueryDialog(newRefreshTime, CAknQueryDialog::ENoTone);
                                if ( dlg->ExecuteLD( R_SET_REFRESH_TIME_DIALOG ) )
                                        {
                                        iSMediator->BTRefreshTimerPtr()->SetRefreshTime(
                                                                                  newRefreshTime );
                                        }
                                }
                        else 
                                // If threadOne hasn't been started, query a new refresh time
                                // and set refresh timer's initial value.
                                {
                                TInt newRefreshTime = 0;
                            CAknNumberQueryDialog* dlg = new (ELeave) 
                           CAknNumberQueryDialog(newRefreshTime, CAknQueryDialog::ENoTone);
                                if (dlg->ExecuteLD(R_SET_REFRESH_TIME_DIALOG))
                                        {
                                        iSMediator->SetRefreshTimerInitlVal( newRefreshTime );
                                        }
                                }
            }
            break;

        default:
            Panic(EThreadUi);
            break;
        }
    }

// ---------------------------------------------------------
// CThreadAOAppUi::HandleStatusPaneSizeChange()
// Called by framework when resource is changed.
// ---------------------------------------------------------
//
void CThreadAOAppUi::HandleStatusPaneSizeChange()
        {
        CAknAppUi::HandleStatusPaneSizeChange(); //call to upper class
        iContainer->SetRect( ClientRect());
        }

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