widgetmanager/src/wmresourceloader.cpp
changeset 1 5315654608de
parent 0 f72a12da539e
child 2 08c6ee43b396
equal deleted inserted replaced
0:f72a12da539e 1:5315654608de
     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:
       
    15 * loads widget manager resources and icons
       
    16 *
       
    17 */
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <eikenv.h>
       
    21 #include <eikappui.h>
       
    22 #include <aknapp.h>
       
    23 #include <bautils.h>
       
    24 #include <gdi.h>
       
    25 #include <aknbutton.h>
       
    26 #include <AknIconUtils.h>
       
    27 #include <StringLoader.h>
       
    28 #include <aknnotewrappers.h>
       
    29 #include <widgetmanagerview.rsg>
       
    30 
       
    31 #include "wmresourceloader.h"
       
    32 
       
    33 // CONSTANTS
       
    34 _LIT( KRelativeMifPath, "\\resource\\apps\\widgetmanager.mif" );
       
    35 _LIT( KRelativeResourcePathWithWildcard, "\\resource\\widgetmanagerview.r*" );
       
    36 _LIT( KRelativeResourcePath, "\\resource\\widgetmanagerview.rsc" );
       
    37 
       
    38 
       
    39 // ---------------------------------------------------------
       
    40 // CWmResourceLoader::NewL
       
    41 // ---------------------------------------------------------
       
    42 //
       
    43 CWmResourceLoader* CWmResourceLoader::NewL(
       
    44         CEikonEnv& aEnv )
       
    45     {
       
    46     CWmResourceLoader* self = new (ELeave) CWmResourceLoader( aEnv );
       
    47     CleanupStack::PushL( self );
       
    48     self->ConstructL();
       
    49     CleanupStack::Pop( self );
       
    50     return self;
       
    51     }
       
    52 
       
    53 // ---------------------------------------------------------
       
    54 // CWmResourceLoader::CWmResourceLoader
       
    55 // ---------------------------------------------------------
       
    56 //
       
    57 CWmResourceLoader::CWmResourceLoader( CEikonEnv& aEnv )
       
    58     : iEnv( aEnv )
       
    59     {
       
    60     }
       
    61 
       
    62 // ---------------------------------------------------------
       
    63 // CWmResourceLoader::~CWmResourceLoader
       
    64 // ---------------------------------------------------------
       
    65 //
       
    66 CWmResourceLoader::~CWmResourceLoader()
       
    67     {
       
    68     UnloadResources();
       
    69     delete iNote;
       
    70     delete iDescription;
       
    71     }
       
    72 
       
    73 // ---------------------------------------------------------
       
    74 // CWmResourceLoader::ConstructL
       
    75 // ---------------------------------------------------------
       
    76 //
       
    77 void CWmResourceLoader::ConstructL()
       
    78     {
       
    79     Dll::FileName( iDllName );
       
    80 
       
    81     LoadResourcesL();
       
    82     DetermineIconFilePath();
       
    83     
       
    84     iDescription = StringLoader::LoadL( 
       
    85             R_QTN_WM_DETAILS_NO_DESCRIPTION, &iEnv  );
       
    86     }
       
    87 
       
    88 // ---------------------------------------------------------
       
    89 // CWmResourceLoader::LoadResourcesL
       
    90 // ---------------------------------------------------------
       
    91 //
       
    92 void CWmResourceLoader::LoadResourcesL()
       
    93     {
       
    94     TFileName resourceFile;
       
    95     RFs& fs = iEnv.FsSession();
       
    96     resourceFile.Copy( iDllName.Left(2) );
       
    97     resourceFile.Append( KRelativeResourcePathWithWildcard );
       
    98     BaflUtils::NearestLanguageFile( fs, resourceFile );
       
    99     if ( !BaflUtils::FileExists( fs, resourceFile ) )
       
   100         {
       
   101         resourceFile.Copy( iDllName.Left(2) );
       
   102         resourceFile.Append( KRelativeResourcePath );
       
   103         BaflUtils::NearestLanguageFile( fs, resourceFile );        
       
   104         }
       
   105     iResourceFileOffset = iEnv.AddResourceFileL( resourceFile );
       
   106     }
       
   107 
       
   108 // ---------------------------------------------------------
       
   109 // CWmResourceLoader::UnloadResources
       
   110 // ---------------------------------------------------------
       
   111 //
       
   112 void CWmResourceLoader::UnloadResources()
       
   113     {
       
   114     if ( iResourceFileOffset )
       
   115         {
       
   116         iEnv.DeleteResourceFile( iResourceFileOffset );        
       
   117         }
       
   118     }
       
   119 
       
   120 // ---------------------------------------------------------
       
   121 // CWmResourceLoader::DetermineIconFilePath
       
   122 // ---------------------------------------------------------
       
   123 //
       
   124 void CWmResourceLoader::DetermineIconFilePath()
       
   125     {
       
   126     iMifFile.Copy( iDllName.Left(2) );
       
   127     iMifFile.Append( KRelativeMifPath );
       
   128     }
       
   129 
       
   130 // ---------------------------------------------------------
       
   131 // CWmResourceLoader::IconFilePath
       
   132 // ---------------------------------------------------------
       
   133 //
       
   134 const TDesC& CWmResourceLoader::IconFilePath()
       
   135     {
       
   136     return iMifFile;
       
   137     }
       
   138 
       
   139 // ---------------------------------------------------------
       
   140 // CWmResourceLoader::LoadButtonL
       
   141 // ---------------------------------------------------------
       
   142 void CWmResourceLoader::LoadButtonL(
       
   143         CAknButton& aResource,
       
   144         TInt aResourceId )
       
   145     {
       
   146     TResourceReader reader;
       
   147     iEnv.CreateResourceReaderLC( reader, aResourceId );
       
   148     aResource.ConstructFromResourceL( reader );
       
   149     CleanupStack::PopAndDestroy(); // reader
       
   150     }
       
   151 
       
   152 // ---------------------------------------------------------
       
   153 // LoadStringLC
       
   154 // loads a string from resource. If an additional string is
       
   155 // given (the length is greater than zero) uses a different
       
   156 // StringLoader method to load.
       
   157 // ---------------------------------------------------------
       
   158 //
       
   159 HBufC* LoadStringLC( TInt aResourceId, const TDesC& aString, CEikonEnv* aEnv )
       
   160     {
       
   161     if ( aString.Length() > 0 )
       
   162         return StringLoader::LoadLC( aResourceId, aString, aEnv );
       
   163     else
       
   164         return StringLoader::LoadLC( aResourceId, aEnv );
       
   165     }
       
   166 
       
   167 // ---------------------------------------------------------
       
   168 // CWmResourceLoader::InfoPopupL
       
   169 // ---------------------------------------------------------
       
   170 //
       
   171 void CWmResourceLoader::InfoPopupL( TInt aResourceId, const TDesC& aString )
       
   172     {
       
   173     HBufC* infoMsg = LoadStringLC( aResourceId, aString, &iEnv );
       
   174     iNote = new (ELeave) CAknInformationNote( &iNote );
       
   175     iNote->SetTimeout( CAknNoteDialog::ELongTimeout );
       
   176     iNote->ExecuteLD( *infoMsg );
       
   177     CleanupStack::PopAndDestroy( infoMsg );
       
   178     }
       
   179 
       
   180 // ---------------------------------------------------------
       
   181 // CWmResourceLoader::ErrorPopup
       
   182 // ---------------------------------------------------------
       
   183 //
       
   184 void CWmResourceLoader::ErrorPopup( TInt aErrorCode )
       
   185     {
       
   186     iEnv.HandleError( aErrorCode );
       
   187     }
       
   188 
       
   189 // ---------------------------------------------------------
       
   190 // CWmResourceLoader::NoDescriptionText
       
   191 // ---------------------------------------------------------
       
   192 //
       
   193 const TDesC& CWmResourceLoader::NoDescriptionText()
       
   194     {
       
   195     return *iDescription;
       
   196     }
       
   197     
       
   198 // end of file
       
   199