1 /*

     2 * Copyright (c) 2007 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:   Grid Anchor layout definition.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_ALFLCTGRIDLAYOUT_H

    21 #define C_ALFLCTGRIDLAYOUT_H

    22 

    23 #include <alf/alfgridlayout.h> 

    24 

    25 class TAknLayoutHierarchyComponentHandle;

    26 

    27 /**

    28  *  LCT Grid layout

    29  * 

    30  * This is a specialised anchor layout, which is aware of the 

    31  * avkon LCT layout system. It provides additional APIs

    32  * that allow grid layouts to be set by referring to LCT layout 

    33  * components from the Layout Specifcations.

    34  *

    35  *  @lib alfclient.lib

    36  *  @since S60 v3.2

    37  */

    38 class CAlfLCTGridLayout : public CAlfGridLayout

    39     {

    40 

    41 public:

    42 

    43     /**

    44      * Two-phased constructor, which attach new object into the control.

    45      * @param aOwnerControl Control that owns this new obejct.

    46      * @param aParentLayout If given, the new object is set as child.

    47      */

    48     IMPORT_C static CAlfLCTGridLayout* AddNewL(CAlfControl& aOwnerControl,

    49                                               CAlfLayout* aParentLayout = 0);

    50 

    51     /**

    52      * Constructor.

    53      */

    54     IMPORT_C CAlfLCTGridLayout();

    55 

    56     /**

    57      * Second-phase constructor.

    58      */

    59     IMPORT_C void ConstructL(CAlfControl& aOwner);

    60 

    61     /**

    62      * Destructor.

    63      */

    64     IMPORT_C ~CAlfLCTGridLayout();

    65 

    66     /**

    67      * Sets the rows and columns for the grid.

    68      *     

    69      * @param aComponentHandle reference to the layout data that corresponds to 

    70      *                                                  the grid.

    71      * @ param aOffset timed point, note that the position of the timed point will be ignored.

    72      */

    73     IMPORT_C void SetColsAndRows(

    74         TAknLayoutHierarchyComponentHandle& aComponentHandle,

    75         const TAlfTimedPoint& aOffset);

    76 

    77     /**

    78      * From CAlfVisual

    79      * @see CAlfVisual

    80      */

    81     IMPORT_C void RemoveAndDestroyAllD();

    82     IMPORT_C void UpdateChildrenLayout(TInt aTransitionTime = 0);

    83     IMPORT_C CAlfVisual* FindTag(const TDesC8& aTag);

    84     /** 

    85      * From CAlfLayout

    86      * @see CAlfLayout

    87      */

    88     IMPORT_C TAlfXYMetric BaseUnit() const; 

    89 

    90 

    91 protected:

    92     /**

    93      * From CAlfVisual

    94      * @see CAlfVisual

    95      */

    96     IMPORT_C void DoRemoveAndDestroyAllD();

    97     IMPORT_C void PropertyOwnerExtension(const TUid& aExtensionUid, TAny** aExtensionParams);

    98 

    99 private:

   100 

   101     struct TLCTGridLayoutPrivateData;

   102     TLCTGridLayoutPrivateData* iLCTGridLayoutData;

   103     };

   104 

   105 

   106 

   107 #endif // C_ALFLCTGRIDLAYOUT_H