meetingrequest/mrgui/inc/cesmrfieldstorage.h
branchRCL_3
changeset 25 3533d4323edc
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24:d189ee25cf9d 25:3533d4323edc
       
     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:  ESMR field storage definition
       
    15 *
       
    16 */
       
    17 
       
    18 #ifndef CESMRFIELDSTORAGE_H
       
    19 #define CESMRFIELDSTORAGE_H
       
    20 
       
    21 #include <e32base.h>
       
    22 //<cmail>
       
    23 #include "esmrdef.h"
       
    24 //</cmail>
       
    25 #include "mesmrfieldstorage.h"
       
    26 #include "cesmrfieldbuilderinterface.h"
       
    27 
       
    28 class CESMRField;
       
    29 class MESMRCalEntry;
       
    30 class MESMRFieldEventObserver;
       
    31 class CESMRFieldEventQueue;
       
    32 class CESMRPolicy;
       
    33 class CMRSystemNotifier;
       
    34 
       
    35 /**
       
    36  * CESMRFieldStorage is a base class for different storage classes.
       
    37  * Storage class owns the fields needed to draw UI. This class also has methods
       
    38  * to add new fields into field array.
       
    39  *
       
    40  * fields for the ui are created are created in a separate ecom plugin 
       
    41  * loaded here
       
    42  */
       
    43 NONSHARABLE_CLASS( CESMRFieldStorage ): public CBase, 
       
    44 										public MESMRFieldStorage
       
    45     {
       
    46 public:
       
    47     // Destructor
       
    48     virtual ~CESMRFieldStorage();
       
    49 
       
    50 public:
       
    51     /**
       
    52      * Adds new field into field array.
       
    53      *
       
    54      * @param aField - field to be added
       
    55      */
       
    56     void AddFieldL( CESMRField* aField );
       
    57 
       
    58     /**
       
    59      * Adds new field into field array.
       
    60      *
       
    61      * @param aField - field to be added
       
    62      * @param aVisible - is this field visible by default ot not.
       
    63      */
       
    64     void AddFieldL( CESMRField* aField, TBool aVisible );
       
    65 
       
    66    /**
       
    67      * Creates editor field.
       
    68      *
       
    69      * @param aValidator - time validator
       
    70      * @param aField - field to be created
       
    71      */
       
    72     CESMRField* CreateEditorFieldL(
       
    73                 MESMRFieldValidator* aValidator,
       
    74                 TESMREntryField aField );
       
    75 
       
    76     /**
       
    77      * Creates viewer field.
       
    78      *
       
    79      * @param aResponseObserver - observer to be called when e.g.
       
    80      *                            answer is ready to be sent.
       
    81      * @param aField - field to be created
       
    82      * @param aResponseReady - NOT IN USE
       
    83      */
       
    84     CESMRField* CreateViewerFieldL(
       
    85                 MESMRResponseObserver* aResponseObserver,
       
    86                 TESMREntryField aField,
       
    87                 TBool aResponseReady );
       
    88 
       
    89 public: // From MESMRFieldStorage
       
    90     TInt Count() const;
       
    91     CESMRField* Field( TInt aInd ) const;
       
    92     CESMRField* FieldById( TESMREntryFieldId aId ) const;
       
    93     void InternalizeL( MESMRCalEntry& aEntry );
       
    94     void ExternalizeL( MESMRCalEntry& aEntry );
       
    95     TInt Validate( TESMREntryFieldId& aId, TBool aForceValidate );
       
    96     void ChangePolicyL( const CESMRPolicy& aNewPolicy,
       
    97                         MESMRCalEntry& aEntry );
       
    98 
       
    99 protected:
       
   100     // C++ constructor
       
   101     CESMRFieldStorage(
       
   102             MESMRFieldEventObserver& aEventObserver );
       
   103 
       
   104     void BaseConstructL();
       
   105     
       
   106     CESMRFieldEventQueue& EventQueueL();
       
   107     
       
   108     void RemoveField( TInt aInd );
       
   109     
       
   110     void InsertFieldL( CESMRField* aField, TInt aIndex );
       
   111     
       
   112     void ReserveL( TInt aCount );
       
   113     
       
   114     void Reset();
       
   115     
       
   116 private:
       
   117     /**
       
   118      * loads fieldbuilder ecom plugin
       
   119      * delayed until the first time the plugin is needed
       
   120      */
       
   121     void LoadPluginL();
       
   122 
       
   123     MESMRFieldBuilder* FieldBuilderL();    
       
   124 
       
   125 private:
       
   126     /// Own: Array that owns all the fields
       
   127     RPointerArray< CESMRField > iArray;
       
   128     /// Own: ecom field builder interface
       
   129     CESMRFieldBuilderInterface* iPlugin;
       
   130     /// Ref: composite class of field builder interface
       
   131     MESMRFieldBuilder* iFieldBuilder;
       
   132     /// Ref: Event observer
       
   133     MESMRFieldEventObserver& iEventObserver;
       
   134     /// Own: Event Queue
       
   135     CESMRFieldEventQueue* iEventQueue;
       
   136     /// Own: System notifier
       
   137     CMRSystemNotifier* iSystemNotifier;
       
   138     };
       
   139 
       
   140 #endif // CESMRFIELDSTORAGE_H
       
   141 
       
   142 // EOF
       
   143