1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #include <e32std.h>

    19 #include <w32std.h>

    20 #include "laflbd.h"

    21 

    22 EXPORT_C void LafListBoxData::DrawSearchText(const TRect& aItemTextRect,

    23 							CWindowGc& aGc,const CFont& aItemFont,const CFont& aBoldFont,

    24 							const TDesC& aItemText,const TInt aStrPos,const TInt aStrLen,

    25 							const TInt aBaseLineOffset,const CGraphicsContext::TTextAlign aAlign)

    26 	{//static

    27 	const TPtrC textHead = TPtrC(aItemText.Left(aStrPos));

    28 	const TPtrC searchStr= TPtrC(aItemText.Mid(aStrPos,aStrLen));

    29 	const TPtrC textTail = TPtrC(aItemText.Right(aItemText.Length()-aStrPos-aStrLen));

    30 

    31 	const TInt headLen = aItemFont.TextWidthInPixels(textHead);

    32 	const TInt strLen  = aBoldFont.TextWidthInPixels(searchStr);

    33 	const TInt tailLen = aItemFont.TextWidthInPixels(textTail);

    34 

    35 	// adjust text alignment by drawing empty rect before text if necessary

    36 	TRect rect = aItemTextRect;

    37 	const TInt textLen = headLen + strLen + tailLen;

    38 	TInt emptyLen = rect.Width() - textLen;

    39 	if ((aAlign==CGraphicsContext::ELeft) || (emptyLen<=0))

    40 		emptyLen = 0;

    41 	else

    42 		{

    43 		if (aAlign==CGraphicsContext::ECenter) emptyLen = (emptyLen>>1);

    44 		}

    45 

    46 	// draw item head up to search string

    47 	rect.iBr.iX = rect.iTl.iX + emptyLen + headLen;

    48 	aGc.DrawText( textHead, rect, aBaseLineOffset, CGraphicsContext::ERight );

    49 

    50 	// draw item tail after the search string

    51 	rect.iTl.iX = rect.iBr.iX + strLen;

    52 	rect.iBr.iX = aItemTextRect.iBr.iX;

    53 	aGc.DrawText( textTail, rect, aBaseLineOffset );

    54 

    55     // change font and set undelining on

    56 	aGc.UseFont(&aBoldFont);

    57     aGc.SetUnderlineStyle(EUnderlineOn);

    58 

    59 	// draw the search string part of the item with different font

    60 	rect.iBr.iX = rect.iTl.iX;

    61 	rect.iTl.iX = rect.iBr.iX - strLen;

    62 	aGc.DrawText( searchStr, rect, aBaseLineOffset );

    63 	}

    64