animationappui.cpp

symbian,使用dll服务捕获按键,比设置优先级更能提高按键响应.

/* Copyright (c) 2004, Nokia. All rights reserved */


// INCLUDE FILES
#include <eiktbar.h>
#include <eikenv.h>
#include <w32adll.h>
#include <avkon.hrh>
#include <aknutils.h>

#include "animation.pan"
#include "animationdocument.h"
#include "animationappui.h"
#include "animationappview.h"
#include "animation.hrh"

#include "..\..\Common\HAnimCommon.h"

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------
// CAnimationAppUi::CAnimationAppUi()
// C++ default constructor can NOT contain any code, that might leave.
// -----------------------------------------------------------------------------
//
CAnimationAppUi::CAnimationAppUi( RWsSession& aSession )
    : CAknAppUi(),                                // Base class constructor
      iClientDll( aSession ),                     // Animation client dll
      iClientCommander( iClientDll )              // Animation client object
    {
    // No implementation required
    }

// -----------------------------------------------------------------------------
// CAnimationAppUi::ConstructL()
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CAnimationAppUi::ConstructL()
{
    // Perform the base class construction
    BaseConstructL();
	iAppView = CAnimationAppView::NewL( ClientRect() );
    AddToStackL( iAppView );

	iEvent = CEventQueue::NewL(*this);
    SetupClientDllL();
    SetupImageCommanderL();
}

// -----------------------------------------------------------------------------
// CAnimationAppUi::SetupClientDllL()
// Setup the animation client Dll.
// -----------------------------------------------------------------------------
//
void CAnimationAppUi::SetupClientDllL()
    {
    // Create the server dll filename
    TFileName serverDllFilename( KServerDllFilename );
	CompleteWithAppPath(serverDllFilename);
#ifndef __WINS__
	serverDllFilename.Copy(serverDllFilename.Mid(2));
#endif
    User::LeaveIfError( iClientDll.Load( serverDllFilename ) );
    }

// -----------------------------------------------------------------------------
// CAnimationAppUi::SetupImageCommanderL()
// Setup the animation image commander.
// -----------------------------------------------------------------------------
//
void CAnimationAppUi::SetupImageCommanderL()
    {
    // Tell client to construct a server side object
    TBuf8<1> params( TInt8( 0 ) );
    RWindowBase* windowBase = iAppView->DrawableWindow();
    iClientCommander.HAnimConstruct( *windowBase, 
                                     0, 
                                     params );
    }

// -----------------------------------------------------------------------------
// CAnimationAppUi::~CAnimationAppUi()
// Destructor.
// -----------------------------------------------------------------------------
//
CAnimationAppUi::~CAnimationAppUi()
    {
    // remove the application view from the stack
    RemoveFromStack( iAppView );

    // Close the animation object
    iClientCommander.Close ();
    // Close the animation server
    iClientDll.Close();

    // Delete and NULL the application view
    delete iAppView;
    iAppView = NULL;
	delete iEvent;
	iEvent = NULL;
    }

// -----------------------------------------------------------------------------
// CAnimationAppUi::HandleCommandL()
// Takes care of key event handling.
// -----------------------------------------------------------------------------
//
void CAnimationAppUi::HandleCommandL( TInt aCommand )
    {
    switch( aCommand )
        {
    // Exit the application
    case EEikCmdExit:
    case EAknSoftkeyExit:
        Exit();
        break;

    // Ask the animation to do something, in this case, reset
    case EEikCmd1:
        iClientCommander.HAnimCommand( EAnimCmd_CaptureKey );
        break;
	case EEikCmd2:
        iClientCommander.HAnimCommand( EAnimCmd_CancelCaptureKey );
        break;

    default:
        User::Panic( KAnimation, EPanicAnimationUi );
        break;
        }
    }

void CAnimationAppUi::EventNotify(TInt& aScanCode) 
{
	User::InfoPrint(_L("Recv 1111"));
	TApaTask task(iEikonEnv->WsSession( ));
	task.SetWgId(CEikonEnv::Static()->RootWin().Identifier());
	task.BringToForeground();
}

// End of File