/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Avkon keypad 

*

*/

#include <aknlayoutscalable_apps.cdl.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <layoutmetadata.cdl.h>

#include <aknbutton.h>

#include <AknsDrawUtils.h>

#include <AknBidiTextUtils.h>

#include <AknsFrameBackgroundControlContext.h>

#include <aknappui.h>

#include "aknkeypad.h"

#include <AknTasHook.h> // for testability hooks

#include <e32property.h>

#include <PtiDefs.h>                //keys

#include <featmgr.h>                //FeatureManager

#include <AvkonInternalCRKeys.h>

CAknKeypad* CAknKeypad::NewL( CCoeControl& aParent, TInt aQueryType )

    {

    CAknKeypad* self = new ( ELeave ) CAknKeypad;

    CleanupStack::PushL( self );

    self->ConstructL( aParent, aQueryType );

    CleanupStack::Pop(); // self

    AKNTASHOOK_ADDL( self, "CAknKeypad" );

    return self;

    }

CAknKeypad::~CAknKeypad()

    {

    AKNTASHOOK_REMOVE();

    }

void CAknKeypad::SizeChanged()

    {

    TBool landscape = Layout_Meta_Data::IsLandscapeOrientation();

    TAknLayoutScalableParameterLimits limits = AknLayoutScalable_Apps::cell_vitu2_itu_pane_ParamLimits( 0 );

    for ( TInt row = 0; row <= limits.LastRow(); ++row )

        {

        for ( TInt column = 0; column <= limits.LastColumn(); ++column )

            {

            TAknLayoutRect layoutRect;

            layoutRect.LayoutRect( Rect(), AknLayoutScalable_Apps::cell_vitu2_itu_pane( landscape ? 1 : 0, column, row ).LayoutLine() );

      		TAknLayoutRect layoutRect2;

            layoutRect2.LayoutRect( layoutRect.Rect(), AknLayoutScalable_Apps::bg_button_pane_cp010( landscape ? 3 : 0 ).LayoutLine() );

            Components().At( row * ( limits.LastColumn() + 1 ) + column ).iControl->SetRect( layoutRect2.Rect() );

            }

        }

    }

CAknKeypad::CAknKeypad()

    {

    }

void CAknKeypad::ConstructL( CCoeControl& aParent, TInt aQueryType )

    {

    SetContainerWindowL( aParent );

    InitComponentArrayL();

    iQueryType = aQueryType;

    // create as many buttons as there are rows & columns

    TAknLayoutScalableParameterLimits limits = AknLayoutScalable_Apps::cell_vitu2_itu_pane_ParamLimits( 0 );

    TInt count = ( limits.LastRow() + 1 ) * ( limits.LastColumn() + 1 );

    const TChar KCharArray[] = 

    	{

    	'1', '2', '3', '4', '5', '6', '7', '8', '9', '*', '0', '#'

    	};

    const TInt KScanCodeArray[] =

    	{

    	49, 50, 51, 52, 53, 54, 55, 56, 57, EStdKeyNkpAsterisk, 48, EStdKeyHash

    	};

    for ( TInt i = 0; i < count; ++i )

        {

        TBuf<1> keyChar;

        keyChar.Append( KCharArray[i] );

        TInt scanCode = KScanCodeArray[ i ];

        CAknKeypadButton* button = CAknKeypadButton::NewL( keyChar, scanCode, this );

        CleanupStack::PushL( button );

        button->SetFocusing( EFalse );

        MAknsSkinInstance* skin = AknsUtils::SkinInstance();

        TRgb color; 

        AknsUtils::GetCachedColor( skin, color, KAknsIIDQsnTextColors, EAknsCIQsnTextColorsCG68 );

  		button->OverrideColorL( EColorButtonText, color );

        button->OverrideColorL( EColorButtonTextPressed, color );

        button->OverrideColorL( EColorButtonTextDimmed, color );

        button->SetBackgroundIds( KAknsIIDQsnFrKeypadButtonNormal,

        	KAknsIIDQsnFrKeypadButtonPressed, KAknsIIDQsnFrKeypadButtonInactive,

        	KAknsIIDQsnFrKeypadButtonPressed, KAknsIIDQsnFrKeypadButtonInactive );

     	// Hack

        	{

        	button->SetUpperAndLowerTextL(_L("ABC"), _L("abc"));

       		}

        else if ( i == 2)

        	{

        	button->SetUpperAndLowerTextL(_L("DEF"), _L("def"));

        	}

        else if ( i == 3)

        	{

        	button->SetUpperAndLowerTextL(_L("GHI"), _L("ghi"));

        	}

        else if ( i == 4)

        	{

        	button->SetUpperAndLowerTextL(_L("JKL"), _L("jkl"));

        	}

        else if ( i == 5)

        	{

        	button->SetUpperAndLowerTextL(_L("MNO"), _L("mno"));

        	}	

        else if ( i == 6)

        	{

        	button->SetUpperAndLowerTextL(_L("PQRS"), _L("pqrs"));

        	}

        else if ( i == 7)

        	{

        	button->SetUpperAndLowerTextL(_L("TUV"), _L("tuv"));

        	}

        else if ( i == 8)

        	{

        	button->SetUpperAndLowerTextL(_L("WXYZ"), _L("wxyz"));

        	}

        else if ( i == 9)

        	{

        	button->SetUpperAndLowerTextL(_L("+"), _L("+"));

        	}

        else if ( i == 10)

        	{

        	TBuf<16> txt;

        	txt.Append( TChar(0xf812) );

        	button->SetUpperAndLowerTextL(txt, txt);

        	}

        else if ( i == 11)

        	{

        	TBuf<16> txt;

        	txt.Append( TChar(0x2191) );

        	button->SetUpperAndLowerTextL(txt, txt);

        	}

        // End of Hack	

        if( scanCode == EStdKeyNkpAsterisk && aQueryType != ECodeLayout && aQueryType != EDataLayout)

        	{

            button->SetDimmed( ETrue );  

            }

        else if( scanCode == EStdKeyHash && aQueryType != EPinLayout && aQueryType != ECodeLayout && aQueryType != EDataLayout)

        	{

        	button->SetDimmed( ETrue );

        	}

        CleanupStack::Pop(); // button

        Components().AppendLC( button, i );

        CleanupStack::Pop(); // button

        }

    }

void CAknKeypad::SetState(TAknEditingState aState)

	{

	iState = aState;

	Window().Invalidate( Rect() );

	}

TAknEditingState CAknKeypad::State()

	{

	return iState;

	}

TInt CAknKeypad::QueryType()

	{

	return iQueryType;	

	}

// CAknKeypadButton

CAknKeypadButton* CAknKeypadButton::NewL( const TDesC& aText, const TInt aScanCode, CAknKeypad* aKeypad )

	{

 	CAknKeypadButton* self = new (ELeave) CAknKeypadButton( KAknButtonKeyRepeat, aScanCode, aKeypad );

    CleanupStack::PushL( self );

    self->ConstructL( aText );

    CleanupStack::Pop( self );

    AKNTASHOOK_ADDL( self, "CAknKeypadButton" );

    return self;

	}

CAknKeypadButton::~CAknKeypadButton()

    {

    AKNTASHOOK_REMOVE();

    delete iUpperText;

    delete iLowerText;

    }

CAknKeypadButton::CAknKeypadButton( const TInt aFlags, const TInt aScanCode, CAknKeypad* aKeypad ):

	CAknButton( aFlags ), iScanCode(aScanCode), iKeypad(aKeypad)

    {

    }

void CAknKeypadButton::ConstructL( const TDesC& aText )

    {

    CAknButton::ConstructL( NULL, NULL, NULL, NULL, aText, KNullDesC, 0 );

    }

void CAknKeypadButton::SetUpperAndLowerTextL( const TDesC& aUpperText, const TDesC& aLowerText )

    {

    delete iUpperText;

    delete iLowerText;

    iUpperText = NULL;

    iLowerText = NULL;

    iUpperText = aUpperText.AllocL();

    iLowerText = aLowerText.AllocL();

    }    

void CAknKeypadButton::HandlePointerEventL( const TPointerEvent& aPointerEvent )

	{

	CAknButton::HandlePointerEventL( aPointerEvent);

	if ( AknLayoutUtils::PenEnabled() )

		{

		TInt activeKeypad =0;

        RProperty::Get(KCRUidAvkon, KAknKeyBoardLayout,activeKeypad);

        switch ( aPointerEvent.iType )

            {

            case TPointerEvent::EButton1Down:

                {

                TRawEvent event;

               	event.Set( TRawEvent::EKeyDown, iScanCode);

               	event.SetTip( ETrue );

               	if (iEikonEnv->AppUi())

					{

					static_cast<CAknAppUi*>(iEikonEnv->EikAppUi())->DisableNextKeySound( iScanCode );

					}

                if(activeKeypad != EPtiKeyboard12Key)

				    {				

              	    // Security lock code add, begin:

				    TKeyEvent keyEvent;

				    // Fep manager need check the event, the modifiers and the event type must the same

				    // And other parts must not use the same modifiers!!!

             	    keyEvent.iModifiers = EModifierNumLock | EModifierKeypad | EModifierSpecial;

							ControlEnv()->SimulateKeyEventL( keyEvent, EEventKeyDown );

				    // Security lock code add, end. 

				    }

            	CCoeEnv::Static()->WsSession().SimulateRawEvent( event );

            	if ( iKeypad->QueryType() != ECodeLayout && iKeypad->QueryType() != EDataLayout)

                	{

            		TRawEvent event;

               		event.Set( TRawEvent::EKeyUp, iScanCode);

               		event.SetTip( ETrue );

            		CCoeEnv::Static()->WsSession().SimulateRawEvent( event );

                	}

                break;	

                }

            case TPointerEvent::EButton1Up:

                {

                if ( iKeypad->QueryType() == ECodeLayout || iKeypad->QueryType() == EDataLayout)

                	{

                	TRawEvent event;

               		event.Set( TRawEvent::EKeyUp, iScanCode);

               		event.SetTip( ETrue );

            		CCoeEnv::Static()->WsSession().SimulateRawEvent( event );

                	}

                break;

                }

            default:

                break;

            }

       }	

	}

void CAknKeypadButton::Draw( const TRect& /*aRect*/ ) const

    {

    TRect rect = Rect();

    TAknLayoutRect centerLayout;

    centerLayout.LayoutRect( rect,

        AknLayoutScalable_Avkon::toolbar_button_pane_g1().LayoutLine() );

    TRect innerRect = centerLayout.Rect();

    CWindowGc& gc = SystemGc();

    MAknsSkinInstance* skin = AknsUtils::SkinInstance();

 	TAknsItemID frameId = KAknsIIDQsnFrKeypadButtonNormal;

    if ( iButtonPressed )

    	{

        frameId = KAknsIIDQsnFrKeypadButtonPressed;

    	}

    else if ( IsDimmed())

        {

    	frameId = KAknsIIDQsnFrKeypadButtonInactive;

        }

    iBgContext->SetFrame( frameId );

    iBgContext->SetCenter( frameId );

    iBgContext->SetFrameRects( rect, innerRect );

    if ( !AknsDrawUtils::Background( skin, iBgContext, NULL, gc, rect, KAknsDrawParamNoClearUnderImage ) )

        {

        gc.SetBrushColor( KRgbRed );

        gc.SetBrushStyle( CGraphicsContext::ESolidBrush );

        gc.DrawRect( rect );

        }

    gc.SetBrushStyle( CGraphicsContext::ENullBrush );

	CAknButtonState* state = State();

	TBool landscape = Layout_Meta_Data::IsLandscapeOrientation();

    // Draw left text

    TAknEditingState editingState = iKeypad->State();

    TAknTextComponentLayout leftLayout;

    leftLayout = AknLayoutScalable_Apps::cell_vitu2_itu_pane_t1( landscape ? 3 : 0  );

 	DrawText(gc, state->Text(), leftLayout, 1);	

 	// Draw right text

 	TAknTextComponentLayout rightLayout = AknLayoutScalable_Apps::cell_vitu2_itu_pane_t2( landscape ? 2 : 0 );

 	if (editingState == EMultitapLower && iLowerText)

 		{

 		DrawText(gc, *iLowerText, rightLayout, 0);

 		}

 	else if ( (editingState == EMultitapUpper || 

 	           editingState == EMultitapShifted || editingState == EQwertyShift) 

 	           && iUpperText)

 		{

 		DrawText(gc, *iUpperText, rightLayout, 0);

 		}

    }

void CAknKeypadButton::DrawText( CWindowGc& aGc, const TDesC& aText, TAknTextComponentLayout& aLayout, TInt aMargin ) const

    {

    TAknLayoutText layoutText;

    layoutText.LayoutText(Rect(), aLayout.LayoutLine() );

    const CFont* font = layoutText.Font();

    TRect textRect = layoutText.TextRect();

    aGc.UseFont( font );

    MAknsSkinInstance* skin = AknsUtils::SkinInstance();

	TRgb color( layoutText.Color() );

    if ( IsDimmed() )

        {

        color = iEikonEnv->ControlColor( EColorButtonText, *this );

        color.SetAlpha( 77 );

        }

    else if ( iButtonPressed )

        {

        color = iEikonEnv->ControlColor( EColorButtonTextPressed, *this );

        }

    else

        {

        color = iEikonEnv->ControlColor( EColorButtonText, *this );

        }

    aGc.SetPenColor( color);

    // NOTE: Layout data not correct, add some space for text

    textRect.iBr.iX += aMargin;

    textRect.iTl.iX -= aMargin;

    // buffer for visually ordered text

    TBuf<255 + KAknBidiExtraSpacePerLine> visualText; 

    TInt clipWidth = textRect.Width();

    // bidi processing - using AknBidiTextUtils.

    AknBidiTextUtils::ConvertToVisualAndClip(

        aText,

        visualText,

        *font,

        clipWidth,

        clipWidth );

    TInt baselineOffset = 0;

    switch ( iVerticalAlignment )

        {

        case ETop:

            baselineOffset = font->AscentInPixels();

            break;

        case EBottom:

            baselineOffset = textRect.Height();

            break;

        default:  // centered

            baselineOffset = font->AscentInPixels() +

                           ( textRect.Height() - font->AscentInPixels() ) / 2;

        }

    aGc.DrawText( visualText, textRect, baselineOffset, layoutText.Align() );    

    }