C++ TWsEvent::Key方法代码示例

/**
 Utility to close the dialogs once the screen has been compared
 with a previous capture of an expected display.
 */	
void CConeErrorMsgTestAppUi::CloseDialogsL()
	{	
	User::LeaveIfError(iWs.Connect());
	TInt wgFocus = iWs.GetFocusWindowGroup();

	const TUint32 ENullWsHandle = 0xFFFFFFFF;	// Events delivered to this handle are thrown away
	RWindowGroup wg = RWindowGroup(iWs);

	wg.Construct(ENullWsHandle);
	TInt wgId = wg.Identifier();

	TWsEvent event;
	event.SetType(EEventKey);
	TKeyEvent *keyEvent = event.Key();
	keyEvent->iCode = EKeyEscape;
	keyEvent->iScanCode = EStdKeyEscape;
	keyEvent->iModifiers = 0;

	TInt limit = 0;
	for(limit = 0; wgFocus != wgId && (limit < 50); limit++)
		{
		iWs.SendEventToAllWindowGroups(event);
		wgFocus = iWs.GetFocusWindowGroup();
		RDebug::Print(_L("CloseAllPanicWindowsL() - EKeyEscape sent to Windows Group"));
		}

	wg.Close();
	iWs.Close();
	}

void CButton::GetWgEvent()
    {
    #ifdef __DEBUG
    __LOGSTR1("GetWgEvent,iStatus: %d",iStatus.Int());
    #endif
   if(iStatus == KErrNone)
	{
    TWsEvent e;
    iWs.GetEvent(e);
    #ifdef __DEBUG
    __LOGSTR1("event: %d",e.Type());
    #endif
    switch(e.Type())
    	{
    	case EEventPointer:
    	case EEventPointerEnter:
    	case EEventDragDrop:
    	{
    	__LOGSTR("SendClose");
    	iMconnect->SendClose();
    	break;
    	}
    	case EEventFocusGained:
    		__LOGSTR("Focus gained");
    		iIsFocus = ETrue;
    		//iColor = KRgbGreen;
    		break;
    	case EEventFocusLost:
    		__LOGSTR("Focus lost");
    		iIsFocus = EFalse;
    		//iColor = KRgbRed;
    		break;
    	case EEventKeyDown:
    		__LOGSTR2("EEventKeyDown,iIsFocus: %d,iScanCode: %d",iIsFocus,e.Key()->iScanCode);
    		if(iIsFocus && e.Key()->iScanCode == 167)
    			{
    			iMconnect->SendClose();
    			}
    		break;
    	}
	}
	Draw();
	iWs.Flush();
    WaitWgEvent();
    }

/**
   @SYMTestCaseID 		UIF-FEPTEST-0001
   @SYMPREQ				0000
   @SYMTestCaseDesc  	Launch the application and offer events.
   @SYMTestPriority 	High 
   @SYMTestStatus 		Implemented
   @SYMTestActions 		Launch an application with the editor window. The application is made to exit, when a timer expires.   
   						Load the FEP (TFEP1). Create character codes for text events. Offer the texts to the applciation for 
   						the TFEP1 to intercept.  
   						A succesful implementation ensures that the application exits without a crash.
  						Here the layout of the FEP UI is such that the Composition Window is integrated into the Target Control.  
   @SYMTestExpectedResults The test case fails if the app crashed with an exception and passes if the app exits cleanly
 */
void CDefocusingEdwinUi::RunTestStepL(TInt aStep)
	{
	User::After(TTimeIntervalMicroSeconds32(1));

	TTimeIntervalSeconds theInterval;

	TTime tm;
	tm.HomeTime();
	tm.SecondsFrom(iTmStart,theInterval);

	TInt theInt = theInterval.Int();

	if(iCurrentSecond < theInt)
		{
		if(KNumberOfSeconds-iCurrentSecond < 0)
			{
			iCoeEnv->InstallFepL(KNullUid);
			AutoTestManager().FinishAllTestCases(CAutoTestManager::EPass);
			return;
			}
		else
			{
			TBuf<100> message;
			message.Format(_L("%d seconds remaining"), KNumberOfSeconds-iCurrentSecond);
			User::InfoPrint(message);
		
			iCurrentSecond = theInt;
			}
		}
	TWsEvent theEvent;
	TKeyEvent *theKey = theEvent.Key();
	theKey->iScanCode = 0;
	theKey->iModifiers= 0;
	theKey->iRepeats=0;
	theKey->iCode = 'A';
	
	TInt nRes = aStep % 7;

	if(nRes == 6)
		{
		theKey->iCode = EKeyEnter;
		}
	else
		{
		theKey->iCode += nRes;
		}

	INFO_PRINTF2(_L("Simulate Key Event with code %d"), theKey->iCode);
	SendEventToWindowGroups(theEvent);
	}

void CMicroDialog::CMicroDialogInt::EventLoopL(void)
{
  TRequestStatus eventStatus,timerStatus;

  iWsSession.EventReady(&eventStatus);
  iTimer.After(timerStatus,100000);
  iDoLoop=ETrue;
  TInt focus=EFalse;
  while(iDoLoop)
  {
    User::WaitForAnyRequest();
    if(eventStatus.Int()!=KRequestPending)
    {
      User::LeaveIfError(eventStatus.Int());
      TWsEvent event;
      iWsSession.GetEvent(event);
      switch(event.Type())
      {
        case EEventFocusLost:
          focus=EFalse;
          break;
        case EEventFocusGained:
          focus=ETrue;
          break;
        case EEventFocusGroupChanged:
          if(iWsSession.GetFocusWindowGroup()==iOwner->iId)
            iRootWin.SetOrdinalPosition(0);
          break;
        case EEventKey:
          iOwner->iCallback->MicroDialogKey(*(event.Key()));
          break;
      }
      iWsSession.EventReady(&eventStatus);
    }
    else if(timerStatus.Int()!=KRequestPending)
    {
      User::LeaveIfError(timerStatus.Int());
      if(focus) iOwner->iCallback->MicroDialogTimer();
      iTimer.After(timerStatus,100000);
    }
    else
    {
      iOwner->iCallback->MicroDialogRequest();
    }
  }
  iTimer.Cancel();
  iWsSession.EventReadyCancel();
}

int EPOC_HandleWsEvent(_THIS, const TWsEvent& aWsEvent)
{
    int posted = 0;
    SDL_keysym keysym;
    
//    SDL_TRACE1("hws %d", aWsEvent.Type());

    switch (aWsEvent.Type())
		{    
    case EEventPointer: /* Mouse pointer events */
		{

        const TPointerCursorMode mode =  Private->EPOC_WsSession.PointerCursorMode();

        if(mode == EPointerCursorNone) 
            {
            return 0; //TODO: Find out why events are get despite of cursor should be off
            }

        const TPointerEvent* pointerEvent = aWsEvent.Pointer();
        TPoint mousePos = pointerEvent->iPosition;

        /*!! TODO Pointer do not yet work properly
        //SDL_TRACE1("SDL: EPOC_HandleWsEvent, pointerEvent->iType=%d", pointerEvent->iType); //!!

        if (Private->EPOC_ShrinkedHeight) {
            mousePos.iY <<= 1; // Scale y coordinate to shrinked screen height
        }
        if (Private->EPOC_ShrinkedWidth) {
            mousePos.iX <<= 1; // Scale x coordinate to shrinked screen width
        }
        */

		posted += SDL_PrivateMouseMotion(0, 0, mousePos.iX, mousePos.iY); /* Absolute position on screen */

		switch (pointerEvent->iType)
			{
        case TPointerEvent::EButton1Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
			break;
        case TPointerEvent::EButton1Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
			break;
        case TPointerEvent::EButton2Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_RIGHT, 0, 0);
			break;
		case TPointerEvent::EButton2Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0);
			break;
        case TPointerEvent::EButton3Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_MIDDLE, 0, 0);
			break;
        case TPointerEvent::EButton3Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_MIDDLE, 0, 0);
			break;
			} // switch
        break;
	    }
    
    case EEventKeyDown: /* Key events */
    {
#ifdef SYMBIAN_CRYSTAL
		// special case: 9300/9500 rocker down, simulate left mouse button
		if (aWsEvent.Key()->iScanCode == EStdKeyDeviceA)
			{
            const TPointerCursorMode mode =  Private->EPOC_WsSession.PointerCursorMode();
            if(mode != EPointerCursorNone) 
                posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
			}
#endif
       (void*)TranslateKey(_this, aWsEvent.Key()->iScanCode, &keysym);
            
#ifndef DISABLE_JOYSTICK
        /* Special handling */
        switch((int)keysym.sym) {
        case SDLK_CAPSLOCK:
            if (!isCursorVisible) {
                /* Enable virtual cursor */
	            HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible);
            }
            else {
                /* Disable virtual cursor */
                HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
            }
            isCursorVisible = !isCursorVisible;
            break;
        }
#endif        
	    posted += SDL_PrivateKeyboard(SDL_PRESSED, &keysym);
        break;
	} 

    case EEventKeyUp: /* Key events */
		{
#ifdef SYMBIAN_CRYSTAL
		// special case: 9300/9500 rocker up, simulate left mouse button
		if (aWsEvent.Key()->iScanCode == EStdKeyDeviceA)
			{
            posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
			}
//.........这里部分代码省略.........

int EPOC_HandleWsEvent(_THIS, const TWsEvent& aWsEvent)
{
    int posted = 0;
    SDL_keysym keysym;


    switch (aWsEvent.Type()) {
    
    case EEventPointer: /* Mouse pointer events */
    {
        const TPointerEvent* pointerEvent = aWsEvent.Pointer();
        TPoint mousePos = pointerEvent->iPosition;

        //SDL_TRACE1("SDL: EPOC_HandleWsEvent, pointerEvent->iType=%d", pointerEvent->iType); //!!

        if (Private->EPOC_ShrinkedHeight) {
            mousePos.iY <<= 1; /* Scale y coordinate to shrinked screen height */
        }
		posted += SDL_PrivateMouseMotion(0, 0, mousePos.iX, mousePos.iY); /* Absolute position on screen */
        if (pointerEvent->iType==TPointerEvent::EButton1Down) {
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
        }
        else if (pointerEvent->iType==TPointerEvent::EButton1Up) {
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
        }
        else if (pointerEvent->iType==TPointerEvent::EButton2Down) {
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_RIGHT, 0, 0);
        }
        else if (pointerEvent->iType==TPointerEvent::EButton2Up) {
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0);
        }
	    //!!posted += SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(aWsEvent.Key()->iScanCode, &keysym));
        break;
    }
    
    case EEventKeyDown: /* Key events */
    {
       (void*)TranslateKey(aWsEvent.Key()->iScanCode, &keysym);
        
        /* Special handling */
        switch((int)keysym.sym) {
        case SDLK_CAPSLOCK:
            if (!isCursorVisible) {
                /* Enable virtual cursor */
	            HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible);
            }
            else {
                /* Disable virtual cursor */
                HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
            }
            isCursorVisible = !isCursorVisible;
            break;
        }
        
	    posted += SDL_PrivateKeyboard(SDL_PRESSED, &keysym);
        break;
	} 

    case EEventKeyUp: /* Key events */
    {
	    posted += SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(aWsEvent.Key()->iScanCode, &keysym));
        break;
	} 
    
    case EEventFocusGained: /* SDL window got focus */
    {
        //Private->EPOC_IsWindowFocused = ETrue;
        /* Draw window background and screen buffer */
        RedrawWindowL(_this);  
        break;
    }

    case EEventFocusLost: /* SDL window lost focus */
    {
        //Private->EPOC_IsWindowFocused = EFalse;

        // Wait and eat events until focus is gained again
        /*
	    while (ETrue) {
            Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
            User::WaitForRequest(Private->EPOC_WsEventStatus);
		    Private->EPOC_WsSession.GetEvent(Private->EPOC_WsEvent);
            TInt eventType = Private->EPOC_WsEvent.Type();
		    Private->EPOC_WsEventStatus = KRequestPending;
		    //Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus);
            if (eventType == EEventFocusGained) {
                RedrawWindowL(_this);
                break;
            }
	    }
        */
        break;
    }

    case EEventModifiersChanged: 
    {
	    TModifiersChangedEvent* modEvent = aWsEvent.ModifiersChanged();
        TUint modstate = KMOD_NONE;
        if (modEvent->iModifiers == EModifierLeftShift)
            modstate |= KMOD_LSHIFT;
//.........这里部分代码省略.........

// -----------------------------------------------------------------------------
// CGameController::HandleWsEvent
// This function is called by the CWsEventReceiver 
// Active Object, whenever it receives a Windows Server
// event.
// -----------------------------------------------------------------------------
//
void CGameController::HandleWsEvent( const TWsEvent& aWsEvent )
{
    TInt eventType = aWsEvent.Type();
     
    // Handle Key and Screen Size change Events.
    switch( eventType )
    {
        case EEventKeyDown:
        {
            if( iGame )
                iGame->HandleKeyEvent( aWsEvent.Key()->iScanCode, EFalse );
            
            break;            
        }
        case EEventKeyUp:
        {
            if( iGame )
                iGame->HandleKeyEvent( aWsEvent.Key()->iScanCode, ETrue );
            
            break;            
        }        
        case( EEventScreenDeviceChanged ): // The screen size has changed.
        {
            TPixelsTwipsAndRotation pixnrot; 
            iWsScreenDevice->GetScreenModeSizeAndRotation( 
                                  iWsScreenDevice->CurrentScreenMode(),
                                  pixnrot 
                                                         );       
            if( pixnrot.iPixelSize != iWindow->Size() )
            {
                 
                // Update the window.
                iWindow->SetExtent( TPoint( 0, 0 ),
                                    pixnrot.iPixelSize
                                  );                
                                        
                // If a game is running, notify it about the change.
                if( iGame )
                {
                    iGame->SetScreenSize( pixnrot.iPixelSize.iWidth,
                                          pixnrot.iPixelSize.iHeight 
                                        );                    
                    
                    // Call eglSwapBuffers after the window size has changed.
                    // This updates the window size used by egl. 
                    eglSwapBuffers( iEglDisplay, iEglSurface );                                        
                }                
                                
            }                    
            break;            
        }
        case EEventFocusLost: 
        {
            iIsAppInFocus = EFalse;
            break;
        }
        case EEventFocusGained:
        {
            iIsAppInFocus = ETrue;
            break;
        }
        case EEventWindowVisibilityChanged:
        {
            // Check if the event is for the iWindow
            if( aWsEvent.Handle() ==
                        reinterpret_cast<TUint32>( this )
                  
              )
            {
                if( aWsEvent.VisibilityChanged()->iFlags &
                    TWsVisibilityChangedEvent::ECanBeSeen 
                )                
                {
                      iIsVisible = ETrue;
                }
                else
                      iIsVisible = EFalse;
                
            }                            
            break;
        }
        case EEventNull:
        case EEventKey:        
        case EEventUser:                                
        case EEventWindowGroupListChanged:
        case EEventModifiersChanged:
        case EEventSwitchOn:
        case EEventPassword:
        case EEventWindowGroupsChanged:
        case EEventErrorMessage:
        case EEventPointer:
        case EEventPointerEnter:
        case EEventPointerExit:
//.........这里部分代码省略.........

LOCAL_C TInt KeyUpEvent(_THIS, const TWsEvent& aWsEvent)
    {
    SDL_keysym keysym;
    TranslateKey(_this, aWsEvent.Key()->iScanCode, &keysym);
    return SDL_PrivateKeyboard(SDL_RELEASED, &keysym);
    }

int EPOC_HandleWsEvent(_THIS, const TWsEvent& aWsEvent)
{
    int posted = 0;
    SDL_keysym keysym;
    
//    SDL_TRACE1("hws %d", aWsEvent.Type());

    switch (aWsEvent.Type())
		{    
    case EEventPointer: /* Mouse pointer events */
		{
/*        const TPointerCursorMode mode = EpocSdlEnv::PointerMode();
        

        if(mode == EPointerCursorNone) 
            {
            return 0; //TODO: Find out why events are get despite of cursor should be off
            }
*/
        const TPointerEvent* pointerEvent = aWsEvent.Pointer();
        const TPoint mousePos = EpocSdlEnv::WindowCoordinates(pointerEvent->iPosition);

        /*!! TODO Pointer do not yet work properly
        //SDL_TRACE1("SDL: EPOC_HandleWsEvent, pointerEvent->iType=%d", pointerEvent->iType); //!!

        if (Private->EPOC_ShrinkedHeight) {
            mousePos.iY <<= 1; // Scale y coordinate to shrinked screen height
        }
        if (Private->EPOC_ShrinkedWidth) {
            mousePos.iX <<= 1; // Scale x coordinate to shrinked screen width
        }
        */

		posted += SDL_PrivateMouseMotion(0, 0, mousePos.iX, mousePos.iY); /* Absolute position on screen */

		switch (pointerEvent->iType)
			{
        case TPointerEvent::EButton1Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
			break;
        case TPointerEvent::EButton1Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
			break;
        case TPointerEvent::EButton2Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_RIGHT, 0, 0);
			break;
		case TPointerEvent::EButton2Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0);
			break;
        case TPointerEvent::EButton3Down:
            posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_MIDDLE, 0, 0);
			break;
        case TPointerEvent::EButton3Up:
			posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_MIDDLE, 0, 0);
			break;
			} // switch
        break;
	    }
    
    case EEventKeyDown: /* Key events */
    {
#ifdef SYMBIAN_CRYSTAL
		// special case: 9300/9500 rocker down, simulate left mouse button
		if (aWsEvent.Key()->iScanCode == EStdKeyDeviceA)
			{
            const TPointerCursorMode mode =  Private->EPOC_WsSession.PointerCursorMode();
            if(mode != EPointerCursorNone) 
                posted += SDL_PrivateMouseButton(SDL_PRESSED, SDL_BUTTON_LEFT, 0, 0);
			}
#endif
       (void*)TranslateKey(_this, aWsEvent.Key()->iScanCode, &keysym);
            
#ifndef DISABLE_JOYSTICK
        /* Special handling */
        switch((int)keysym.sym) {
        case SDLK_CAPSLOCK:
            if (!isCursorVisible) {
                /* Enable virtual cursor */
	            HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible);
            }
            else {
                /* Disable virtual cursor */
                HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible);
            }
            isCursorVisible = !isCursorVisible;
            break;
        }
#endif        
	    posted += SDL_PrivateKeyboard(SDL_PRESSED, &keysym);
        break;
	} 

    case EEventKeyUp: /* Key events */
		{
#ifdef SYMBIAN_CRYSTAL
		// special case: 9300/9500 rocker up, simulate left mouse button
		if (aWsEvent.Key()->iScanCode == EStdKeyDeviceA)
			{
            posted += SDL_PrivateMouseButton(SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0);
			}
//.........这里部分代码省略.........

void CWsGceCscBase::SetupL()
{
iDoTearDown=ETrue;
iRed.SetInternal(0xFFFF0000);
iGreen.SetInternal(0xFF00FF00);
iBlue.SetInternal(0xFF0000FF);
iCyan.SetInternal(0xFF00FFFF);
iMagenta.SetInternal(0xFFFF00FF);
iYellow.SetInternal(0xFFFFFF00);
iWhite.SetInternal(0xFFFFFFFF);

ASSERT_EQUALS_X(iSession.Connect(), KErrNone);

	{//Stolen from TAuto CloseAllPanicWindows()
	TInt idFocus = iSession.GetFocusWindowGroup();
	TWsEvent event;
	event.SetType(EEventKey); //EEventKeyDown
	TKeyEvent *keyEvent = event.Key();
	keyEvent->iCode = EKeyEscape;
	keyEvent->iScanCode = EStdKeyEscape;
	keyEvent->iModifiers = 0;
	TInt theLimit = 50;
	while(idFocus != NULL && (theLimit-- > 0))
		{
		iSession.SendEventToAllWindowGroups(event);
		TInt idNewFocus = iSession.GetFocusWindowGroup();
		if (idNewFocus!=idFocus)
			{
			INFO_PRINTF1(_L("A window was closed [probably a panic box from the previous test]."));
			}
		idFocus=idNewFocus;
		}
	}
TInt err = KErrNone;

TRAP(err, iScreenDevice = new (ELeave) CWsScreenDevice(iSession));
PRINT_ON_ERROR2_L(err, _L("Failed to create screen device: %d"), err);
ASSERT_EQUALS_X(iScreenDevice->Construct(TGlobalSettings::Instance().iScreen), KErrNone);
iDisplayMode = iScreenDevice->DisplayMode();	// Get default display mode

TRAP(err, iGc = new (ELeave) CWindowGc(iScreenDevice));
PRINT_ON_ERROR2_L(err, _L("Failed to create graphics context: %d"), err);
ASSERT_EQUALS_X(iGc->Construct(), KErrNone);

iGroup = RWindowGroup(iSession);
ASSERT_EQUALS_X(iGroup.Construct(++iWindowHandle,iScreenDevice), KErrNone);
iSession.Flush();

RWindow testTrans(iSession);
ASSERT_EQUALS_X(testTrans.Construct(iGroup, ++iWindowHandle), KErrNone);
iTransparencyEnabled=(testTrans.SetTransparencyFactor(iWhite)==KErrNone);
testTrans.Close();

//clean-up if previous test abended
	if (PostTestCleanupInstance().iSharedUtility)
	{
//Temp removed - may be causing ONB fails!
//	if (PostTestCleanupInstance().iSharedUtility->DestroyAll())
//		{
//		INFO_PRINTF1(_L("Destroyed some surfaces from previous test."));
//
//		}
	}
	if (!PostTestCleanupInstance().iCleanedUpOnExit)
	PostTestCleanupInstance().iCleanedUpOnExit=EFalse;
	
	if (!GCEIsSupported())
		{
		INFO_PRINTF1(_L("Some Setup skipped: GCE support is not loaded"));
		return;
		}

	TRAPD(err_FailedToCreateSurfaceUtility, iUtility = CSurfaceUtility::NewL( PostTestCleanupInstance().iSharedUtility));
	ASSERT_EQUALS(err_FailedToCreateSurfaceUtility,KErrNone);

}