bluetoothpmpexampleappui.cpp

source codes for point to multi-point Bluetooth transaction in Symbian OS. A good beginning to learn

/*
* ============================================================================
*  Name     : CBluetoothPMPExampleAppUi from BluetoothPMPExampleAppUi.cpp
*  Part of  : BluetoothPMPExample
*  Created  : 14.01.2004 by Forum Nokia
*  Implementation notes:
*     Initial content was generated by Series 60 AppWizard.
*  Version  :
*  Copyright: Nokia Corporation
* ============================================================================
*/


// INCLUDE FILES
#include <avkon.hrh>
#include <eikmenup.h>
#include <BluetoothPMPExample.rsg>

#include "BluetoothPMPExampleAppUi.h"
#include "BluetoothPMPExampleContainer.h" 
#include "bluetoothpmpexample.hrh"

#include "BluetoothPMPExampleEngine.h" 


// ----------------------------------------------------------------------------
// CBluetoothExampleAppUi::ConstructL()
//
// standard EPOC 2nd phase constructor
// ----------------------------------------------------------------------------
void CBluetoothPMPExampleAppUi::ConstructL()
    {
    BaseConstructL();
	iEngine = CBluetoothPMPExampleEngine::NewL( this );	
	
    iAppContainer = CBluetoothPMPExampleContainer::NewL(ClientRect());
    iAppContainer->SetMopParent(this);
	// add view to control stack
    AddToStackL( iAppContainer );
    }

// ----------------------------------------------------------------------------
// CBluetoothPMPExampleAppUi::~CBluetoothPMPExampleAppUi()
//
// destructor
// ----------------------------------------------------------------------------
CBluetoothPMPExampleAppUi::~CBluetoothPMPExampleAppUi()
    {
    RemoveFromStack( iAppContainer );
    delete iAppContainer;
	iAppContainer=NULL;

	delete iEngine;
	iEngine=NULL;
	}

// ----------------------------------------------------------------------------
// CBluetoothPMPExampleAppUi::DynInitMenuPaneL(TInt aResourceId,
//	   CEikMenuPane* aMenuPane)
//
// this function is called by the EIKON framework just before it displays
// a menu pane. Its default implementation is empty, and by overriding it,
// the application can set the state of menu items dynamically according
// to the state of application data.
// ----------------------------------------------------------------------------
void CBluetoothPMPExampleAppUi::DynInitMenuPaneL(TInt aResourceId, 
												 CEikMenuPane* aMenuPane)
    {
    if (aResourceId == R_BLUETOOTHPMPEXAMPLE_MENU)
        {
        if (iEngine->iIsSlave)
            {
			// slave mode
            aMenuPane->SetItemDimmed(EBTCmdDiscoverDevices, ETrue);
            aMenuPane->SetItemDimmed(EBTCmdDiscoverServices, ETrue);
            aMenuPane->SetItemDimmed(EBTCmdConnectDevices, ETrue);
            aMenuPane->SetItemDimmed(EBTCmdShowConnectedDevices, ETrue);
            aMenuPane->SetItemDimmed(EBTCmdStartSlave, ETrue);
			if ( iEngine->iListener->IsConnected() ) 
				{
				aMenuPane->SetItemDimmed(EBTCmdSendMessage, EFalse);
				}
			else 
				{	
				aMenuPane->SetItemDimmed(EBTCmdSendMessage, ETrue);
				}
			}
        else 
			{
			// master mode
            aMenuPane->SetItemDimmed(EBTCmdDiscoverDevices, EFalse);
            aMenuPane->SetItemDimmed(EBTCmdDiscoverServices, EFalse);
            aMenuPane->SetItemDimmed(EBTCmdConnectDevices, EFalse);
            aMenuPane->SetItemDimmed(EBTCmdShowConnectedDevices, EFalse);
			if ( iEngine->iDeviceDiscoverer->HasDevices() )
				{
				// we have found devices, show discover services item
				aMenuPane->SetItemDimmed(EBTCmdDiscoverServices, EFalse);
				// disable slave option, entered master mode
	            aMenuPane->SetItemDimmed(EBTCmdStartSlave, ETrue);
				}
			else 
				{	
				// disconnected
				aMenuPane->SetItemDimmed(EBTCmdDiscoverServices, ETrue);
				}

			if ( iEngine->iServiceDiscoverer->HasServices() )
				{
				// we have found services, show connect item
				aMenuPane->SetItemDimmed(EBTCmdConnectDevices, EFalse);
				}
			else 
				{	
				// no services
				aMenuPane->SetItemDimmed(EBTCmdConnectDevices, ETrue);
				}

			if ( iEngine->HasConnections() ) 
				{
				// we are connected, show send message item
				aMenuPane->SetItemDimmed(EBTCmdSendMessage, EFalse);
	            aMenuPane->SetItemDimmed(EBTCmdShowConnectedDevices, EFalse);
				}
			else 
				{	
				// disconnected
				aMenuPane->SetItemDimmed(EBTCmdSendMessage, ETrue);
	            aMenuPane->SetItemDimmed(EBTCmdShowConnectedDevices, ETrue);
				}
			}
        }
    }



// ----------------------------------------------------------------------------
// CBluetoothPMPExampleAppUi::HandleKeyEventL(
//     const TKeyEvent& aKeyEvent,TEventCode /*aType*/)
//
// takes care of key event handling
// ----------------------------------------------------------------------------
TKeyResponse CBluetoothPMPExampleAppUi::HandleKeyEventL(
    const TKeyEvent& /*aKeyEvent*/,TEventCode /*aType*/)
    {
    return EKeyWasNotConsumed;
    }


// ----------------------------------------------------------------------------
// CBluetoothPMPExampleAppUi::HandleCommandL(TInt aCommand)
//
// takes care of command handling
// ----------------------------------------------------------------------------
void CBluetoothPMPExampleAppUi::HandleCommandL(TInt aCommand)
    {
    switch ( aCommand )
        {
        case EAknSoftkeyBack:
        case EEikCmdExit:
            {
            Exit();
            break;
            }
		case EBTCmdStartSlave:
			{
			if ( !iEngine->iIsSlave )
				iEngine->StartSlaveL();
			break;
			}
		case EBTCmdDiscoverDevices:
			{
			if ( !iEngine->iIsSlave )
				iEngine->DiscoverDevicesL();
			break;
			}
		case EBTCmdDiscoverServices:
			{
			if ( !iEngine->iIsSlave )
				iEngine->DiscoverServicesL();
			break;
			}
		case EBTCmdConnectDevices:
			{
			if ( !iEngine->iIsSlave )
				iEngine->ConnectDevicesL();
			break;
			}
		case EBTCmdShowConnectedDevices:
			{
			if ( !iEngine->iIsSlave )
				iEngine->ShowConnectedDevicesL();
			break;
			}
		case EBTCmdSendMessage:
			{
			iEngine->SendMessage();
			break;
			}
        default:
            break;      
        }
    }

// End of File