widgetmodel/alfwidgetmodel/src/alfflowlayoutpolicyimpl.cpp
branchRCL_3
changeset 26 0e9bb658ef58
parent 0 e83bab7cf002
equal deleted inserted replaced
25:4ea6f81c838a 26:0e9bb658ef58
       
     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:  implementation for flowlayoutpolicy
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include <assert.h>
       
    20 #include <alf/alfflowlayout.h>
       
    21 #include <alf/alfflowlayoutmanager.h>
       
    22 #include <osn/ustring.h>
       
    23 #include <osn/osnnew.h>
       
    24 
       
    25 #include "alfflowlayoutpolicyimpl.h"
       
    26 
       
    27 using osncore::UString;
       
    28 
       
    29 using namespace Alf;
       
    30 
       
    31 namespace Alf
       
    32     {
       
    33     
       
    34 typedef enum IAlfFlowLayoutPolicy::flowDirection flowDirection;
       
    35 
       
    36 // ======== MEMBER FUNCTIONS ========
       
    37 
       
    38 // ---------------------------------------------------------------------------
       
    39 // flowlayoutpolicyimpl constructor
       
    40 // ---------------------------------------------------------------------------
       
    41 //    
       
    42 AlfFlowLayoutPolicyImpl::AlfFlowLayoutPolicyImpl(
       
    43     AlfFlowLayoutManager& aFlowLayoutManager) : 
       
    44     mFlowLayoutManager(aFlowLayoutManager), mDirection(EFlowVertical)
       
    45     {
       
    46     }
       
    47     
       
    48 // ---------------------------------------------------------------------------
       
    49 // creates the layout used by the layoutmanager.
       
    50 // ---------------------------------------------------------------------------
       
    51 //    
       
    52 AlfFlowLayoutPolicyImpl::~AlfFlowLayoutPolicyImpl()
       
    53     {
       
    54     }
       
    55     
       
    56 // ---------------------------------------------------------------------------
       
    57 // Sets the direction of the flow.
       
    58 // ---------------------------------------------------------------------------
       
    59 //
       
    60 void AlfFlowLayoutPolicyImpl::setFlowDirection(enum flowDirection aDirection)
       
    61     {
       
    62     mDirection = aDirection;
       
    63     
       
    64     CAlfFlowLayout::TFlowDirection flowdir(CAlfFlowLayout::EFlowHorizontal);
       
    65     if (aDirection == EFlowVertical)
       
    66         {
       
    67         flowdir = CAlfFlowLayout::EFlowVertical;
       
    68         }
       
    69     
       
    70     layout().SetFlowDirection(flowdir);
       
    71     }
       
    72   
       
    73 // ---------------------------------------------------------------------------
       
    74 // returns the flow direction
       
    75 // ---------------------------------------------------------------------------
       
    76 //         
       
    77 flowDirection AlfFlowLayoutPolicyImpl::flowDirection() const
       
    78     {
       
    79     return mDirection;
       
    80     }
       
    81 
       
    82 // ---------------------------------------------------------------------------
       
    83 // Sets the mode of the flow. The mode flags determine how the flow layout
       
    84 // behaves.
       
    85 // ---------------------------------------------------------------------------
       
    86 //         
       
    87 void AlfFlowLayoutPolicyImpl::setMode(int aMode)
       
    88     {
       
    89     layout().SetMode(aMode);
       
    90     }
       
    91     
       
    92 // ---------------------------------------------------------------------------
       
    93 // Returns the mode flags of the flow.
       
    94 // ---------------------------------------------------------------------------
       
    95 //         
       
    96 int AlfFlowLayoutPolicyImpl::mode() const
       
    97     {
       
    98     return layout().Mode();
       
    99     }
       
   100 
       
   101 // ---------------------------------------------------------------------------
       
   102 // From class IAlfInterfaceBase.
       
   103 // Getter for interfaces provided by the element.
       
   104 // ---------------------------------------------------------------------------
       
   105 //
       
   106 IAlfInterfaceBase* AlfFlowLayoutPolicyImpl::makeInterface(const IfId& aType)
       
   107     {
       
   108     UString param(aType.mImplementationId);
       
   109     IAlfInterfaceBase* ret = 0;
       
   110     if (param == IAlfFlowLayoutPolicy::type().mImplementationId)
       
   111         {
       
   112         ret = static_cast<IAlfFlowLayoutPolicy*>(this);
       
   113         }
       
   114     
       
   115     return ret;
       
   116     }
       
   117     
       
   118 // ---------------------------------------------------------------------------
       
   119 // returns the flow layout used by the layoutmanager
       
   120 // ---------------------------------------------------------------------------
       
   121 //
       
   122 CAlfFlowLayout& AlfFlowLayoutPolicyImpl::layout() const
       
   123     {
       
   124     return dynamic_cast<CAlfFlowLayout&>(mFlowLayoutManager.getLayout());
       
   125     }
       
   126 
       
   127  } // Alf