phonebookui/Phonebook2/Commands/src/cpbk2commandactivator.cpp
branchRCL_3
changeset 63 f4a778e096c2
child 64 c1e8ba0c2b16
child 85 38bb213f60ba
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62:5b6f26637ad3 63:f4a778e096c2
       
     1 /*
       
     2 * Copyright (c) 2007-2007 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:  Takes a command and executes it if predefined
       
    15 *                condition is met
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 // INCLUDE FILES
       
    21 #include "cpbk2commandactivator.h"
       
    22 
       
    23 // pbk2
       
    24 #include <MPbk2ContactUiControl.h>
       
    25 #include "cpbk2storestatechecker.h"
       
    26 
       
    27 // vpbk
       
    28 #include <MVPbkStoreContact.h>
       
    29 
       
    30 // system 
       
    31 #include <coemain.h>
       
    32 
       
    33 
       
    34 // ============================ LOCAL FUNCTIONS =============================
       
    35 namespace
       
    36     {
       
    37 
       
    38 #ifdef _DEBUG
       
    39 
       
    40 enum TPanicCode
       
    41     {
       
    42     EPanicObserverNotSet = 1
       
    43     };
       
    44 
       
    45 void Panic(TPanicCode aReason)
       
    46     {
       
    47     _LIT( KPanicText, "CPbk2CommandActivator" );
       
    48     User::Panic(KPanicText,aReason);
       
    49     }
       
    50 
       
    51 #endif // _DEBUG
       
    52 
       
    53     }
       
    54 
       
    55 // ============================ MEMBER FUNCTIONS ============================
       
    56 
       
    57 // --------------------------------------------------------------------------
       
    58 // CPbk2CommandActivator::CPbk2CommandActivator
       
    59 // C++ default constructor can NOT contain any code, that
       
    60 // might leave.
       
    61 // --------------------------------------------------------------------------
       
    62 //
       
    63 CPbk2CommandActivator::CPbk2CommandActivator(
       
    64         MPbk2Command* aCommand,
       
    65         const MPbk2ContactUiControl& aUiControl ) :  
       
    66     iCommand( aCommand ),
       
    67     iUiControl( aUiControl )
       
    68     {
       
    69     // Do nothing
       
    70     }
       
    71 
       
    72 // --------------------------------------------------------------------------
       
    73 // CPbk2CommandActivator::CPbk2CommandActivator
       
    74 // --------------------------------------------------------------------------
       
    75 //
       
    76 EXPORT_C CPbk2CommandActivator::~CPbk2CommandActivator()
       
    77     {
       
    78     delete iCommand;
       
    79     delete iStoreStateChecker;
       
    80     }
       
    81 
       
    82 // --------------------------------------------------------------------------
       
    83 // CPbk2CommandActivator::NewL
       
    84 // Two-phased constructor.
       
    85 // --------------------------------------------------------------------------
       
    86 //
       
    87 EXPORT_C CPbk2CommandActivator* CPbk2CommandActivator::NewL( 
       
    88         MPbk2Command* aCommand,
       
    89         const MPbk2ContactUiControl& aUiControl )
       
    90     {
       
    91     return new( ELeave ) CPbk2CommandActivator
       
    92         ( aCommand, aUiControl );
       
    93     }
       
    94 
       
    95 // --------------------------------------------------------------------------
       
    96 // CPbk2CommandActivator::ExecuteLD
       
    97 // --------------------------------------------------------------------------
       
    98 //
       
    99 void CPbk2CommandActivator::ExecuteLD()
       
   100     {
       
   101     __ASSERT_DEBUG( iObserver, Panic( EPanicObserverNotSet ) );
       
   102     const MVPbkStoreContact* storeContact = iUiControl.FocusedStoreContact();
       
   103     if ( storeContact )
       
   104         {
       
   105         // Check is store available of current contact
       
   106         // and if it is not, show note and skip command execution
       
   107         MVPbkContactStore& contactStore = storeContact->ParentStore();
       
   108         delete iStoreStateChecker;
       
   109         iStoreStateChecker = NULL;
       
   110         iStoreStateChecker = 
       
   111             CPbk2StoreStateChecker::NewL( contactStore, *this );
       
   112         }
       
   113     else
       
   114         {
       
   115         iCommand->ExecuteLD();
       
   116         }
       
   117     }
       
   118 
       
   119 // --------------------------------------------------------------------------
       
   120 // CPbk2CommandActivator::ResetUiControl
       
   121 // --------------------------------------------------------------------------
       
   122 //
       
   123 void CPbk2CommandActivator::ResetUiControl(
       
   124         MPbk2ContactUiControl& aUiControl)
       
   125     {
       
   126     iCommand->ResetUiControl( aUiControl );
       
   127     }
       
   128 
       
   129 // --------------------------------------------------------------------------
       
   130 // CPbk2CommandActivator::AddObserver
       
   131 // --------------------------------------------------------------------------
       
   132 //
       
   133 void CPbk2CommandActivator::AddObserver( MPbk2CommandObserver& aObserver )
       
   134     {
       
   135     iObserver = &aObserver;
       
   136     iCommand->AddObserver( *this );
       
   137     }
       
   138 
       
   139 // --------------------------------------------------------------------------
       
   140 // CPbk2CommandActivator::StoreState
       
   141 // --------------------------------------------------------------------------
       
   142 //
       
   143 void CPbk2CommandActivator::StoreState( 
       
   144         MPbk2StoreStateCheckerObserver::TState aState )
       
   145     {
       
   146     if ( aState == MPbk2StoreStateCheckerObserver::EStoreAvailable )
       
   147         {
       
   148         TRAPD( err, iCommand->ExecuteLD() );
       
   149         if ( err != KErrNone )
       
   150             {
       
   151             CCoeEnv::Static()->HandleError( err );
       
   152             if ( iObserver )
       
   153                 {
       
   154                 iObserver->CommandFinished( *this );
       
   155                 }
       
   156             else
       
   157                 {
       
   158                 // No observer set so ExecuteLD is a real one here
       
   159                 iCommand = NULL;
       
   160                 delete this;
       
   161                 }
       
   162             }
       
   163         }
       
   164     else
       
   165         {
       
   166         // It is not fatal error if information note is not shown
       
   167         TRAP_IGNORE( iStoreStateChecker->ShowUnavailableNoteL() );
       
   168         if ( iObserver )
       
   169             {
       
   170             iObserver->CommandFinished( *this );
       
   171             }
       
   172         else
       
   173             {
       
   174             // No observer so this means that command should destroy itself
       
   175             // without help of command handler
       
   176             delete this;        
       
   177             }
       
   178         }
       
   179     }
       
   180 
       
   181 // --------------------------------------------------------------------------
       
   182 // CPbk2CommandActivator::CommandFinished
       
   183 // --------------------------------------------------------------------------
       
   184 //
       
   185 void CPbk2CommandActivator::CommandFinished( const MPbk2Command& /*aCommand*/ )
       
   186     {
       
   187     // If this is called, it means that observer is set
       
   188     iObserver->CommandFinished( *this );
       
   189     }
       
   190   
       
   191 // --------------------------------------------------------------------------
       
   192 // CPbk2CommandActivator::CommandExtension
       
   193 // --------------------------------------------------------------------------
       
   194 //
       
   195 TAny* CPbk2CommandActivator::CommandExtension(TUid aExtensionUid )
       
   196     {
       
   197       if( iCommand )
       
   198         {
       
   199           return iCommand->CommandExtension(aExtensionUid);
       
   200         }
       
   201       else
       
   202         {
       
   203           return NULL;
       
   204         }
       
   205     }
       
   206 
       
   207 //  End of File