C++ TAknLayoutRect类代码示例

TRect AknPopupLayouts::RectFromLayout(TRect aParent, const TAknWindowComponentLayout &aComponentLayout)
    {
    TAknWindowLineLayout lineLayout = aComponentLayout.LayoutLine();
    TAknLayoutRect layoutRect;
    layoutRect.LayoutRect(aParent,lineLayout);
    return layoutRect.Rect();
    }

// ---------------------------------------------------------------------------
// CAknDiscreetPopupDrawer::RectFromLayout
// Returns the specified layout rectangle.
// ---------------------------------------------------------------------------
//
TRect CAknDiscreetPopupDrawer::RectFromLayout( const TRect& aParent,
    const TAknWindowComponentLayout& aComponentLayout )
    {
    TAknLayoutRect layoutRect;
    layoutRect.LayoutRect( aParent, aComponentLayout.LayoutLine() );
    return layoutRect.Rect();
    }

static TInt GetMaxListHeight()
    {
    TAknLayoutRect temp, layout;

    TRect mainPane;
    TRect statusPane;
    TRect controlPane;
    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EPopupParent, mainPane );
    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EStatusPane, statusPane );
    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EControlPane, controlPane );
    
    // in landscape orientation popuplist can't go on top of statuspane
    if ( !Layout_Meta_Data::IsLandscapeOrientation() )
        {
        mainPane.iTl.iY -= statusPane.Height();
        }

    // treat mainpane+statuspane area as popup window
    // too bad we can't use this, because e.g. QVGA landscape has border-size 7
    // in avkon layout and border-size 9 in skin drawing...
    /*temp.LayoutRect( mainPane, AknLayoutScalable_Avkon::listscroll_menu_pane(0));
    layout.LayoutRect( temp.Rect(), AknLayoutScalable_Avkon::list_menu_pane(0));
    return layout.Rect().Height();*/
        
    // shadow
    TInt varietyIndex = Layout_Meta_Data::IsLandscapeOrientation();
    
    TAknLayoutRect insideArea;
    insideArea.LayoutRect(
        mainPane,
        AknLayoutScalable_Avkon::bg_popup_window_pane_g1(varietyIndex) );
        
    return insideArea.Rect().Height();
    }

// ----------------------------------------------------------------------------
// void CChangeConnectionDlg::HandleResourceChange( TInt aType )
// Handle resource change events. 
// ----------------------------------------------------------------------------
//
void CChangeConnectionDlg::HandleResourceChange( TInt aType )
    {
    if ( aType == KAknsMessageSkinChange )
        {
        CAknListQueryDialog::HandleResourceChange( aType );

        SizeChanged();
        }
    else
        {
        if ( aType == KEikDynamicLayoutVariantSwitch )
            {
            TRect mainPaneRect;
            AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane,
                                               mainPaneRect );

            TAknLayoutRect layoutRect;
            layoutRect.LayoutRect( TRect( TPoint( 0, 0 ), 
                                   mainPaneRect.Size() ),
                                   AKN_LAYOUT_WINDOW_list_gen_pane( 0 ) );

            ListBox()->SetRect( layoutRect.Rect() );
            }

        // Base call
        CAknListQueryDialog::HandleResourceChange( aType );
        }
    }

// -----------------------------------------------------------------------------
// RectFromLayout
//
// -----------------------------------------------------------------------------
//
TRect CAknInfoPopupNote::RectFromLayout( const TRect& aParent,
        const TAknWindowComponentLayout& aComponentLayout ) const
    {
    TAknWindowLineLayout lineLayout = aComponentLayout.LayoutLine();
    TAknLayoutRect layoutRect;
    layoutRect.LayoutRect(aParent, lineLayout);
    return layoutRect.Rect();
    }

CAknDialogAttributes* CAknDialog::AttributesL()
	{
	if ( !iAttributes )
		{
		iAttributes = new (ELeave) CAknDialogAttributes();
        
		TRect windowRect = Rect();
	
		TAknLayoutRect topLeft;
        topLeft.LayoutRect(windowRect, Popup_windows_skin_placing__frame_general__Line_2());

		TAknLayoutRect bottomRight;
		bottomRight.LayoutRect(windowRect, ELayoutEmpty, 169, ELayoutEmpty, ELayoutEmpty, 2, 7,7);
        bottomRight.LayoutRect(windowRect, Popup_windows_skin_placing__frame_general__Line_5());

        TRect outerRect = TRect(topLeft.Rect().iTl, bottomRight.Rect().iBr);
		TRect innerRect = TRect(topLeft.Rect().iBr, bottomRight.Rect().iTl);

		iAttributes->iBgContext = CAknsFrameBackgroundControlContext::NewL(
				KAknsIIDQsnFrPopup, outerRect, innerRect, ETrue );


		if ( &Window() )
			iAttributes->iBgContext->SetParentPos( PositionRelativeToScreen() );
		}
	
	return iAttributes; 
	}

    // ---------------------------------------------------------
    // CAknChoiceListPopupList::SizeChanged()
    // ---------------------------------------------------------
    //
    void SizeChanged()
        {   
        CEikFormattedCellListBox::SizeChanged(); 
        TRAP_IGNORE( SizeChangedL() );
        
        TAknLayoutRect cellRect;
        cellRect.LayoutRect( Rect(), 
            AknLayoutScalable_Avkon::list_single_choice_list_pane(0) );

        CFormattedCellListBoxItemDrawer *itemDrawer( ItemDrawer() );

        itemDrawer->SetItemCellSize( cellRect.Rect().Size() );
        }

EXPORT_C void AknPopupLayouts::ModifyWindowGraphicForMessageBox(TAknPopupWindowLayoutDef &aDef, TInt aNumberOfLines)
    {        
    TInt varietyIndex = 0;
    switch (aNumberOfLines)
        {       
        case (2): varietyIndex = 1;
        break;
        case (3): varietyIndex = 2;
        }
                                
    TAknWindowLineLayout lay = AknLayoutScalable_Apps::loc_type_pane(varietyIndex).LayoutLine();
    TAknLayoutRect layout;
    layout.LayoutRect( TRect(0,0,0,0), lay );
    TRect messageRect( layout.Rect() );
    
    aDef.iWindowRect.iTl.iY -= messageRect.Height();
    }

void CAknNoteAttributes::CreateProgressBarL()
{
    if (iProgressBar)
    {
        return;
    }

    TInt numLines = iNoteText->NumberOfLines();

    // New parameter added to Wait_or_progress_note_pop_up_window_elements_Line_2 layout API.
    TInt tIndex = 0;
    if (numLines == 3)
    {
        tIndex = 1;
    }
    if (numLines >= 4)
    {
        tIndex = 2;
    }
    TRect mainPane = iAvkonAppUi->ClientRect();
    TAknLayoutRect parent;

    AknLayoutUtils::TAknCbaLocation cbaLocation( AknLayoutUtils::CbaLocation() );
    TInt variety( 0 );

    if ( cbaLocation == AknLayoutUtils::EAknCbaLocationRight )
    {
        variety = 3;
    }
    else if ( cbaLocation == AknLayoutUtils::EAknCbaLocationLeft )
    {
        variety = 6;
    }
    else
    {
        variety = 0;
    }

    parent.LayoutRect(mainPane, AknLayoutScalable_Avkon::popup_note_wait_window( variety + tIndex ));

    TAknLayoutRect layRect;
    layRect.LayoutRect(parent.Rect(), AKN_LAYOUT_WINDOW_Wait_or_progress_note_pop_up_window_elements_Line_2(tIndex));

    CEikProgressInfo::SInfo info;
    info.iHeight = layRect.Rect().Height();//lay.iH;
    info.iWidth = layRect.Rect().Width();//lay.iW;

    info.iFinalValue = 1;
    info.iSplitsInBlock = 0;
    info.iTextType = EEikProgressTextNone;

    iProgressBar = new(ELeave) CEikProgressInfo(info);
    iProgressBar->ConstructL();

    TransferToControlL(iProgressBar);
    InvalidateLayout();
}

void CAknEcsNote::SetEmergencyNumber( const TDesC& aMatchedNumber )
    {
    TRect screen(iAvkonAppUi->ApplicationRect());
    TAknLayoutRect mainPane;
    mainPane.LayoutRect(screen, AKN_LAYOUT_WINDOW_main_pane(screen, 0, 1, 1));
    TAknLayoutRect popupNoteWindow;
    AknLayoutUtils::TAknCbaLocation cbaLocation( AknLayoutUtils::CbaLocation() );
	TInt variety( 0 );
    if ( cbaLocation == AknLayoutUtils::EAknCbaLocationRight )
		{
		variety = 5;
		}
	else if ( cbaLocation == AknLayoutUtils::EAknCbaLocationLeft )
		{
		variety = 8;
		}
	else
		{
		variety = 2;
		}

    popupNoteWindow.LayoutRect(mainPane.Rect(), AknLayoutScalable_Avkon::popup_note_window( variety ));
    TAknLayoutText textRect;
    textRect.LayoutText(popupNoteWindow.Rect(), AKN_LAYOUT_TEXT_Note_pop_up_window_texts_Line_1(4));

    // Size of a temporary buffer that contains new lines, spaces and 
    // emergency number for a note.
    TBuf16<KAknEcsMaxMatchingLength+80> number;
    number.Append('\n');
    number.Append('\n');

    TInt spaceCharWidthInPixels = textRect.Font()->CharWidthInPixels(' ');
    if (spaceCharWidthInPixels < 1)
        {
        // Avoid divide by zero situation even the space char would have zero length.
        spaceCharWidthInPixels = 1;
        }
    
    TInt length = (textRect.TextRect().Width() - textRect.Font()->TextWidthInPixels(aMatchedNumber))
                    / spaceCharWidthInPixels;

    const TInt matchedNumberLength = aMatchedNumber.Length();
    const TInt numberLength = number.Length();
    const TInt numberMaxLength = number.MaxLength();
    
    if ( numberLength + length + matchedNumberLength > numberMaxLength)
        {
        // To make sure that buffer overflow does not happen.
        length = numberMaxLength - numberLength - matchedNumberLength;
        }
    for (int i = 0; i < length ; i++)
        {
        number.Append(' ');
        }

    number.Append(aMatchedNumber);
    TRAP_IGNORE(SetTextL(number));

    }

EXPORT_C void AknPopupLayouts::ModifyWindowGraphicForHeading(TAknPopupWindowLayoutDef &aDef)
    {
    TRect nullRect(0,0,0,0);
    TAknLayoutRect nullHeadingRect;
    // find out, how much space is needed for heading (spaceForHeading was 23)
    nullHeadingRect.LayoutRect(nullRect,AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_1(nullRect));
    TInt spaceForHeading = nullHeadingRect.Rect().Height();


    aDef.iWindowRect.iTl.iY -= spaceForHeading; // This is necessary to position it correctly 
                                // this is because b=0 in parent of coverrect and because
                                // parent's height is used in the child...

    TRect window_rect = aDef.iWindowRect;

    aDef.iCover.LayoutRect(  window_rect, AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_1(window_rect));
    aDef.iSecond.LayoutRect( window_rect, AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_2(window_rect));
    aDef.iFirst.LayoutRect(  window_rect, AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_3(window_rect));
    aDef.iOutline.LayoutRect(window_rect, AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_4(window_rect));
    aDef.iInside.LayoutRect( window_rect, AKN_LAYOUT_WINDOW_Pop_up_menu_with_heading_window_graphics_Line_5(window_rect));
    
    aDef.iPopupMenuWindowOffset=TPoint(0,spaceForHeading);
    }

EXPORT_C void CAknPasswordSettingPage::SizeChanged()
	{
	StandardSettingPageLayout();  // Must be part of any re-implementation
	
    iSecretEditorLayoutRect.LayoutRect( 
            CAknSettingPage::SettingItemContentRect( EFalse ),
            AknLayoutScalable_Avkon::setting_code_pane_copy1() );

    TRect editorRect = iSecretEditorLayoutRect.Rect();

	iHorizontalShadow.LayoutRect(editorRect, 
		AKN_LAYOUT_WINDOW_Code_time_and_date_entry_pane_elements_Line_1);
	iVerticalShadow.LayoutRect(editorRect, 
		AKN_LAYOUT_WINDOW_Code_time_and_date_entry_pane_elements_Line_2);
	iOutlineFrame.LayoutRect(editorRect, 
		AKN_LAYOUT_WINDOW_Code_time_and_date_entry_pane_elements_Line_3);

    AknLayoutUtils::LayoutSecretEditor( ( CEikSecretEditor * )EditorControl(), 
    editorRect, AknLayoutScalable_Avkon::setting_code_pane_t1_copy1() );

	TRAP_IGNORE(((CEikSecretEditor*)EditorControl())->SetSkinTextColorL(EAknsCIQsnTextColorsCG26));

    TAknLayoutRect layoutRect;
    layoutRect.LayoutRect(
        editorRect,
        AknLayoutScalable_Avkon::input_focus_pane_cp2_copy1() );
    TRect editorFrameRect( layoutRect.Rect() );
    
    layoutRect.LayoutRect(
        editorFrameRect,
        AknLayoutScalable_Avkon::set_opt_bg_pane_g1_copy1() );
    
    SetEditedItemFrameRects( editorFrameRect, layoutRect.Rect() );
    
    layoutRect.LayoutRect(
        editorRect,
        AknLayoutScalable_Avkon::indicator_popup_pane_cp6() );
    SetEditorIndicatorRect( layoutRect.Rect() );
	}

TReal CTouchInput::PortraitHeight()
    {
    iPortraitHeight = ProposedHeight();

    if ( iPortraitHeight != KErrNotReady )
        {
        return iPortraitHeight;
        }

#if defined(HAVE_SYMBIAN_INTERNAL)
    TRect screenRect;
    TAknLayoutRect portraitRect;
    TAknLayoutRect indicatorRect;

    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EScreen, screenRect );
    portraitRect.LayoutRect( screenRect, AknLayoutScalable_Avkon::popup_fep_ituss_window( 0 ).LayoutLine() );
    indicatorRect.LayoutRect( screenRect, AknLayoutScalable_Avkon::icf_edit_indi_pane( 2 ).LayoutLine() );
    iPortraitHeight = portraitRect.Rect().Height() + indicatorRect.Rect().Height();
#endif //HAVE_SYMBIAN_INTERNAL

    return iPortraitHeight;
    }

EXPORT_C void CAknDialog::SizeChanged()
	{
	if (iAttributes)
		{
		TRect windowRect = Rect();
	
		TAknLayoutRect topLeft;
        topLeft.LayoutRect(windowRect, Popup_windows_skin_placing__frame_general__Line_2());

		TAknLayoutRect bottomRight;
        bottomRight.LayoutRect(windowRect, Popup_windows_skin_placing__frame_general__Line_5());

		TRect outerRect = TRect(topLeft.Rect().iTl, bottomRight.Rect().iBr);
		TRect innerRect = TRect(topLeft.Rect().iBr, bottomRight.Rect().iTl);

		iAttributes->iOuterRect = outerRect;
		iAttributes->iInnerRect = innerRect;
		iAttributes->iNeedsUpdate = ETrue;
		iAttributes->iBgContext->SetParentPos( PositionRelativeToScreen() );
		}
	CEikDialog::SizeChanged();
	}

TBool CEikCapCArray::CalcItemIndexes(TInt &aTopItemIndex, TInt &aMiddleItemIndex, TInt &aBottomItemIndex, TSize aAreaSize)
{   // calculates last item that still fits to the area's size
    TBool switchDir = EFalse;
    TInt i;
    TInt reservedHeight = 0;
    TInt newTop = aTopItemIndex, newMiddle = 1, newBottom = aBottomItemIndex;
    const TInt count = Count();
    CEikCaptionedControl *firstCapCC = Count() > 0 ? (*this)[0] : NULL;
    TInt num = 0;

    if (newTop == -1) {
        newTop = Count() - newMiddle - newBottom;
    }
    if (newBottom == -1) {
        newBottom = Count() - newTop - newMiddle;
    }


    if (aTopItemIndex != -1)
    {
        num = count - aTopItemIndex;
    }
    if (aBottomItemIndex != -1)
    {
        num = count - aBottomItemIndex;
    }
    for (i = 0; i < num; i++)
    {
        TInt index = 0;
        if (aTopItemIndex != -1)
        {
            index = i + aTopItemIndex;
        }
        else if (aBottomItemIndex != -1)
        {
            index = count - 1 - aBottomItemIndex - i;
        }
        CEikCaptionedControl* line=(*this)[index];

        const CEikDialogPage *dialogPage = firstCapCC->DialogPage();
        CEikDialogPage::TFormLayoutSelection ret = CEikDialogPage::ESingle;
        if ( dialogPage )
            ret = dialogPage->FormLayout();
        TAknWindowLineLayout layout;
        if (ret == CEikDialogPage::ESingle)
        {
            TInt height = line->NumberOfLines();
            if (height < 1) height = 1;
            if (IsPopupField(line))
            {
                layout = AknLayoutScalable_Avkon::form_field_popup_pane(height-1).LayoutLine();
            }
            else
            {
                layout = AknLayoutScalable_Avkon::form_field_data_pane(height-1).LayoutLine();
            }
        }
        else if (ret == CEikDialogPage::EDouble)
        {
            TInt height = line->NumberOfLines();
            if (height < 1) height = 1;
            if (IsPopupField(line))
            {
                layout = AknLayoutScalable_Avkon::form_field_popup_wide_pane(height-1).LayoutLine();
            }
            else
            {
                layout = AknLayoutScalable_Avkon::form_field_data_wide_pane(height-1).LayoutLine();
            }
        }
        else
        {
            // should Panic() here
        }
        TRect rect = TRect(TPoint(0,0), aAreaSize);
        TAknLayoutRect layoutRect;
        layoutRect.LayoutRect(rect, layout);
        TInt height2 = layoutRect.Rect().Height();
        reservedHeight += height2;

        if (reservedHeight > aAreaSize.iHeight)
        {
            break;
        }


        newMiddle = i + 1;
        if (aTopItemIndex == -1)
        {
            newTop = count - i - 1 - aBottomItemIndex;
        }
        if (aBottomItemIndex == -1)
        {
            newBottom = count - i - 1 - aTopItemIndex;
        }

    }
    if (reservedHeight <= aAreaSize.iHeight)
    {
        // 2nd loop for case where item sizes have changed; makes sure screen is full.
//.........这里部分代码省略.........