appinstall_plat/appmngr2runtimeapi/src/appmngr2infobase.cpp
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     1 /*
       
     2 * Copyright (c) 2008 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:   Base class implementation for items displayed in AppMngr2
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include "appmngr2infobase.h"           // CAppMngr2InfoBase
       
    20 #include "appmngr2runtime.h"            // CAppMngr2Runtime
       
    21 #include "appmngr2common.hrh"           // Default icon indexes
       
    22 #include <appmngr2.rsg>                 // Resource IDs
       
    23 #include <AknUtils.h>                   // DisplayTextLanguageSpecificNumberConversion
       
    24 #include <StringLoader.h>               // StringLoader
       
    25 #include <barsread.h>                   // TResourceReader
       
    26 #include <e32math.h>                    // Math::Round
       
    27 
       
    28 const TUint KKiloByte = KKilo;
       
    29 const TUint KMegaByte = KKilo*KKiloByte;
       
    30 const TUint KGigaByte = KKilo*KMegaByte;
       
    31 const TInt KDecimalPlaces = 0;
       
    32 
       
    33 
       
    34 // ======== LOCAL FUNCTIONS =========
       
    35 
       
    36 // ---------------------------------------------------------------------------
       
    37 // DivideAndReturnRoundedInt()
       
    38 // ---------------------------------------------------------------------------
       
    39 //
       
    40 TInt DivideAndReturnRoundedInt( TInt64 aDivident, TUint aDivisor )
       
    41     {
       
    42     // Ignored possible math errors returned by Math::Round() and Math::Int().
       
    43     TReal rounded = 0;
       
    44     Math::Round( rounded, I64REAL( aDivident ) / aDivisor, KDecimalPlaces );
       
    45     if( rounded < 1 )
       
    46         {
       
    47         rounded = 1;
       
    48         }
       
    49     TInt32 final = 0;
       
    50     Math::Int( final, rounded );
       
    51     return final;
       
    52     }
       
    53 
       
    54 
       
    55 // ======== MEMBER FUNCTIONS ========
       
    56 
       
    57 // ---------------------------------------------------------------------------
       
    58 // CAppMngr2InfoBase::ConstructL()
       
    59 // ---------------------------------------------------------------------------
       
    60 //
       
    61 void CAppMngr2InfoBase::ConstructL()
       
    62     {
       
    63     }
       
    64 
       
    65 // ---------------------------------------------------------------------------
       
    66 // CAppMngr2InfoBase::~CAppMngr2InfoBase()
       
    67 // ---------------------------------------------------------------------------
       
    68 //
       
    69 CAppMngr2InfoBase::~CAppMngr2InfoBase()
       
    70     {
       
    71     }
       
    72 
       
    73 // ---------------------------------------------------------------------------
       
    74 // CAppMngr2InfoBase::Runtime()
       
    75 // ---------------------------------------------------------------------------
       
    76 //
       
    77 EXPORT_C CAppMngr2Runtime& CAppMngr2InfoBase::Runtime() const
       
    78     {
       
    79     return iRuntime;
       
    80     }
       
    81 
       
    82 // ---------------------------------------------------------------------------
       
    83 // CAppMngr2InfoBase::SpecificIconL()
       
    84 // ---------------------------------------------------------------------------
       
    85 //
       
    86 EXPORT_C CGulIcon* CAppMngr2InfoBase::SpecificIconL() const
       
    87     {
       
    88     User::Leave( KErrNotSupported );    // should not get here
       
    89     return NULL;
       
    90     }
       
    91 
       
    92 // ---------------------------------------------------------------------------
       
    93 // CAppMngr2InfoBase::IndicatorIconIndex()
       
    94 // ---------------------------------------------------------------------------
       
    95 //
       
    96 EXPORT_C TInt CAppMngr2InfoBase::IndicatorIconIndex() const
       
    97     {
       
    98     if( iLocation == EAppMngr2LocationMemoryCard )
       
    99         {
       
   100         return EAppMngr2IconQgnIndiAmInstMmcAdd;
       
   101         }
       
   102     if( iLocation == EAppMngr2LocationMassStorage )
       
   103         {
       
   104         return EAppMngr2IconQgnIndiFmgrMsAdd;
       
   105         }
       
   106     return EAppMngr2NoIndicatorIcon;
       
   107     }
       
   108 
       
   109 // ---------------------------------------------------------------------------
       
   110 // CAppMngr2InfoBase::SpecificIndicatorIconL()
       
   111 // ---------------------------------------------------------------------------
       
   112 //
       
   113 EXPORT_C CGulIcon* CAppMngr2InfoBase::SpecificIndicatorIconL() const
       
   114     {
       
   115     User::Leave( KErrNotSupported );    // should not get here
       
   116     return NULL;
       
   117     }
       
   118 
       
   119 // ---------------------------------------------------------------------------
       
   120 // CAppMngr2InfoBase::IsShowOnTop()
       
   121 // ---------------------------------------------------------------------------
       
   122 //
       
   123 EXPORT_C TBool CAppMngr2InfoBase::IsShowOnTop() const
       
   124     {
       
   125     return iShowOnTop;
       
   126     }
       
   127 
       
   128 // ---------------------------------------------------------------------------
       
   129 // CAppMngr2InfoBase::GetMenuItemsL()
       
   130 // ---------------------------------------------------------------------------
       
   131 //
       
   132 EXPORT_C void CAppMngr2InfoBase::GetMenuItemsL(
       
   133         RPointerArray<CEikMenuPaneItem::SData>& /*aMenuCmds*/ )
       
   134     {
       
   135     // no item specific menu items by default
       
   136     }
       
   137 
       
   138 
       
   139 // ---------------------------------------------------------------------------
       
   140 // CAppMngr2InfoBase::SupportsGenericCmd()
       
   141 // ---------------------------------------------------------------------------
       
   142 //
       
   143 EXPORT_C TBool CAppMngr2InfoBase::SupportsGenericCommand( TInt /*aCmdId*/ )
       
   144     {
       
   145     return EFalse;
       
   146     }
       
   147 
       
   148 // ---------------------------------------------------------------------------
       
   149 // CAppMngr2InfoBase::GetMiddleSoftkeyCommandL()
       
   150 // ---------------------------------------------------------------------------
       
   151 //
       
   152 EXPORT_C void CAppMngr2InfoBase::GetMiddleSoftkeyCommandL(
       
   153         TInt& /*aResourceId*/, TInt& /*aCommandId*/ )
       
   154     {
       
   155     // no item specific middle softkey command by default
       
   156     }
       
   157 
       
   158 // ---------------------------------------------------------------------------
       
   159 // CAppMngr2InfoBase::SizeStringWithUnitsL()
       
   160 // ---------------------------------------------------------------------------
       
   161 //
       
   162 EXPORT_C HBufC* CAppMngr2InfoBase::SizeStringWithUnitsL( TInt64 aSizeInBytes )
       
   163     {
       
   164     HBufC* dispString = NULL;
       
   165     if( aSizeInBytes <= KMegaByte )
       
   166         {
       
   167         TInt kiloBytes = DivideAndReturnRoundedInt( aSizeInBytes, KKiloByte );
       
   168         dispString = StringLoader::LoadLC( R_SWINS_UNIT_KILOBYTE, kiloBytes );
       
   169         }
       
   170     else if( aSizeInBytes <= KGigaByte )
       
   171         {
       
   172         TInt megaBytes = DivideAndReturnRoundedInt( aSizeInBytes, KMegaByte );
       
   173         dispString = StringLoader::LoadLC( R_SWINS_UNIT_MEGABYTE, megaBytes );
       
   174         }
       
   175     else // aSizeInBytes > KGigaByte
       
   176         {
       
   177         TInt gigaBytes = DivideAndReturnRoundedInt( aSizeInBytes, KGigaByte );
       
   178         dispString = StringLoader::LoadLC( R_SWINS_UNIT_GIGABYTE, gigaBytes );
       
   179         }
       
   180     
       
   181     TPtr ptr = dispString->Des();
       
   182     AknTextUtils::DisplayTextLanguageSpecificNumberConversion( ptr ); 
       
   183     
       
   184     CleanupStack::Pop( dispString );
       
   185     return dispString;
       
   186     }
       
   187 
       
   188 // ---------------------------------------------------------------------------
       
   189 // CAppMngr2InfoBase::ReadMenuItemDataFromResourceL()
       
   190 // ---------------------------------------------------------------------------
       
   191 //
       
   192 EXPORT_C void CAppMngr2InfoBase::ReadMenuItemDataFromResourceL(
       
   193         TInt aResourceId, CEikMenuPaneItem::SData& aMenuItemData )
       
   194     {
       
   195     TResourceReader reader;
       
   196     iRuntime.EikonEnv().CreateResourceReaderLC( reader, aResourceId );
       
   197 
       
   198     aMenuItemData.iCommandId = reader.ReadInt32();
       
   199     aMenuItemData.iCascadeId = reader.ReadInt32();
       
   200     aMenuItemData.iFlags = reader.ReadInt32();
       
   201     aMenuItemData.iText.Copy( reader.ReadTPtrC() );
       
   202     aMenuItemData.iExtraText = reader.ReadTPtrC();
       
   203     // bmpfile, bmpid, bmpmask, and extension ignored 
       
   204 
       
   205     CleanupStack::PopAndDestroy();  // resource reader
       
   206     }
       
   207 
       
   208 // ---------------------------------------------------------------------------
       
   209 // CAppMngr2InfoBase::Location()
       
   210 // ---------------------------------------------------------------------------
       
   211 //
       
   212 EXPORT_C TAppMngr2Location CAppMngr2InfoBase::Location() const
       
   213     {
       
   214     return iLocation;
       
   215     }
       
   216 
       
   217 // ---------------------------------------------------------------------------
       
   218 // CAppMngr2InfoBase::LocationDrive()
       
   219 // ---------------------------------------------------------------------------
       
   220 //
       
   221 EXPORT_C TDriveUnit CAppMngr2InfoBase::LocationDrive() const
       
   222     {
       
   223     return iLocationDrive;
       
   224     }
       
   225 
       
   226 // ---------------------------------------------------------------------------
       
   227 // CAppMngr2InfoBase::CAppMngr2InfoBase()
       
   228 // ---------------------------------------------------------------------------
       
   229 //
       
   230 CAppMngr2InfoBase::CAppMngr2InfoBase( CAppMngr2Runtime& aRuntime,
       
   231         RFs& aFsSession ) : iFs( aFsSession ), iRuntime( aRuntime )
       
   232     {
       
   233     }
       
   234