1 /*

     2 * Copyright (c) 2006-2009 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:   Definition of THuiLayoutPrivateData.

    15 *

    16 */

    17 

    18 #ifndef HUILAYOUTDATA_H_

    19 #define HUILAYOUTDATA_H_

    20 

    21 // Private structure

    22 //

    23 /**

    24  * TScrollState contains information about the scrolling state of the

    25  * layout. This is only used when scrolling is enabled. Most layouts

    26  * don't use this.

    27  */

    28 class TScrollState

    29     {

    30 public:

    31     TScrollState() : iOffset(), iVirtualSize(0, 0) {}

    32     THuiTimedPoint iOffset;

    33 

    34     /** Size of the layout considering the placement of children and outer

    35         borders. This may be larger than the size of the layout on the

    36         screen. Used when scrolling. */

    37     TSize iVirtualSize;

    38     };

    39 

    40 struct CHuiLayout::THuiLayoutPrivateData

    41     {

    42 public:

    43     THuiLayoutPrivateData() : 

    44         iInnerPadding(0, 0),

    45             iScroll(NULL),

    46             iTransitionTime(0),

    47             iBaseUnit(THuiMetric(), THuiMetric()) // defaults to [1px, 1px]

    48     {    

    49         }

    50     

    51 public:

    52     /** Visuals that are children of the layout. None of these is owned by

    53         by the layout. */

    54     RPointerArray<CHuiVisual> iChildren;

    55 

    56     /** Inner horizontal padding. */

    57     //TInt16 iXPadding;

    58 

    59     /** Inner vertical padding. */

    60     //TInt16 iYPadding;

    61     

    62     /** Inner paddings (horizontal and vertical). */

    63     THuiXYMetric iInnerPadding;

    64 

    65     /** State of scrolling. */

    66     TScrollState* iScroll;

    67 

    68     /** Used to store the local transition time */

    69     TInt iTransitionTime;

    70 

    71     /** Metric for the layout's base measurement unit. The positions and sizes

    72         of the children of this layout are interpreted as multiples of this

    73         base unit. */

    74     THuiXYMetric iBaseUnit;

    75     CHuiCanvasGc *iGc;

    76     };

    77 

    78 

    79 #endif /* HUILAYOUTDATA_H_ */