voiceui/vcommand/src/headsetbuttonmonitor.cpp
branchRCL_3
changeset 23 e36f3802f733
parent 0 bf1d17376201
equal deleted inserted replaced
22:cad71a31b7fc 23:e36f3802f733
       
     1 /*
       
     2 * Copyright (c) 2006 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:  DOS Server Monitor Class is used to monitor Audio Accessorries,
       
    15 *                and encapsulate the interfaces with DOS Server.
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 // INCLUDE FILES
       
    21 #include <e32svr.h>
       
    22 #include "voiceprogressdialog.h"
       
    23 #include "playbackvoicecommanddialog.h"
       
    24 #include "headsetbuttonmonitor.h"
       
    25 
       
    26 #include "rubydebug.h"
       
    27 
       
    28 // -----------------------------------------------------------------------------
       
    29 // CHeadsetButtonMonitor::CVoiceTagHeadsetButtonMonitor
       
    30 // C++ default constructor can NOT contain any code, that
       
    31 // might leave.
       
    32 // -----------------------------------------------------------------------------
       
    33 //
       
    34 CHeadsetButtonMonitor::CHeadsetButtonMonitor()
       
    35    {
       
    36    }
       
    37 
       
    38 // -----------------------------------------------------------------------------
       
    39 // CHeadsetButtonMonitor::~CHeadsetButtonMonitor
       
    40 // Destructor
       
    41 // -----------------------------------------------------------------------------
       
    42 //
       
    43 CHeadsetButtonMonitor::~CHeadsetButtonMonitor()
       
    44     {
       
    45 
       
    46     // Cancel the outstanding listening
       
    47     CancelMonitor();
       
    48 
       
    49     // Close the connection to Dos Server
       
    50     iDosServerSession.Close();
       
    51     }
       
    52 
       
    53 // -----------------------------------------------------------------------------
       
    54 // CHeadsetButtonMonitor::ConstructL
       
    55 // Two-phased constructor.
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 void CHeadsetButtonMonitor::ConstructL()
       
    59     {
       
    60     RUBY_DEBUG_BLOCKL( "CHeadsetButtonMonitor::ConstructL" );
       
    61 
       
    62     User::LeaveIfError( iDosServerSession.Connect() );
       
    63     }
       
    64 
       
    65 
       
    66 // -----------------------------------------------------------------------------
       
    67 // CHeadsetButtonMonitor::NewLC
       
    68 // Two-phased constructor.
       
    69 // This is for new CVoiceTagHeadsetButtonMonitor
       
    70 // -----------------------------------------------------------------------------
       
    71 //
       
    72 CHeadsetButtonMonitor* CHeadsetButtonMonitor::NewLC()
       
    73     {
       
    74     RUBY_DEBUG_BLOCKL( "CHeadsetButtonMonitor::NewLC" );
       
    75     
       
    76     CHeadsetButtonMonitor* self = new ( ELeave ) CHeadsetButtonMonitor();
       
    77     CleanupStack::PushL( self );
       
    78     self->ConstructL();
       
    79     return self;
       
    80     }
       
    81 
       
    82 
       
    83 /// -----------------------------------------------------------------------------
       
    84 // HeadsetButtonMonitor::NewL
       
    85 // Two-phased constructor.
       
    86 // This is for a new DosServer Monitor
       
    87 // -----------------------------------------------------------------------------
       
    88 //
       
    89 CHeadsetButtonMonitor* CHeadsetButtonMonitor::NewL()
       
    90     {
       
    91     RUBY_DEBUG_BLOCKL( "CHeadsetButtonMonitor::NewL" );
       
    92     
       
    93     CHeadsetButtonMonitor* self = NewLC();
       
    94     CleanupStack::Pop();
       
    95     return self;
       
    96     }
       
    97 
       
    98 
       
    99 // -----------------------------------------------------------------------------
       
   100 // CHeadsetButtonMonitor::RegisterForMonitor
       
   101 // -----------------------------------------------------------------------------
       
   102 //
       
   103 TInt CHeadsetButtonMonitor::ActivateMonitorL()
       
   104     {
       
   105     RUBY_DEBUG_BLOCKL( "CHeadsetButtonMonitor::ActivateMonitorL" );
       
   106 
       
   107     // send Dos Server the new listening list
       
   108     StartListeningL( KHeadsetButtonChanged, sizeof( EPSButtonState ), EOnlyLast );
       
   109 
       
   110     return KErrNone;
       
   111     }
       
   112 
       
   113 
       
   114 // -----------------------------------------------------------------------------
       
   115 // CHeadsetButtonMonitor::DeregisterForMonitor
       
   116 // -----------------------------------------------------------------------------
       
   117 //
       
   118 TInt CHeadsetButtonMonitor::DeActivateMonitor()
       
   119     {
       
   120     // No more registered event. Stop the event listening
       
   121     Stop();
       
   122     return KErrNone;
       
   123     }
       
   124 
       
   125 // -----------------------------------------------------------------------------
       
   126 // CHeadsetButtonMonitor::CancelMonitor
       
   127 // -----------------------------------------------------------------------------
       
   128 //
       
   129 void CHeadsetButtonMonitor::CancelMonitor()
       
   130     {
       
   131     // Stop the event listening
       
   132     Stop();
       
   133     }
       
   134 
       
   135 // -----------------------------------------------------------------------------
       
   136 // CHeadsetButtonMonitor::HeadsetButtonChangedL
       
   137 // -----------------------------------------------------------------------------
       
   138 //
       
   139 void CHeadsetButtonMonitor::HeadsetButtonChangedL( EPSButtonState /*aState*/ )
       
   140     {
       
   141     // Nothing
       
   142     }
       
   143 
       
   144 // ----------------------------------------------------------------------------
       
   145 // CHeadsetButtonMonitor::HandleButtonDown
       
   146 // ----------------------------------------------------------------------------
       
   147 //
       
   148 void CHeadsetButtonMonitor::HandleButtonDown()
       
   149    {
       
   150    iButtonDown = ETrue;
       
   151    }
       
   152 
       
   153 // ----------------------------------------------------------------------------
       
   154 // CHeadsetButtonMonitor::HandleButtonUp
       
   155 // ----------------------------------------------------------------------------
       
   156 //
       
   157 void CHeadsetButtonMonitor::HandleButtonUp()
       
   158     {
       
   159     // Check iObserver for safety, also made sure we received a button down
       
   160     if( ( iPlaybackObserver ) && ( iButtonDown ) ) 
       
   161         {
       
   162         CancelMonitor();    // Stop the monitoring
       
   163         iPlaybackObserver->HandleShortKeypress();
       
   164         }
       
   165     else if ( ( iProgressObserver ) && ( iButtonDown ) ) 
       
   166         {
       
   167         CancelMonitor();    // Stop the monitoring
       
   168         iProgressObserver->HandleShortKeypress();
       
   169         }
       
   170   
       
   171     iButtonDown = EFalse;
       
   172     }
       
   173 
       
   174 
       
   175 // ----------------------------------------------------------------------------
       
   176 // CHeadsetButtonMonitor::HandleButtonDownLong
       
   177 // ----------------------------------------------------------------------------
       
   178 //
       
   179 void CHeadsetButtonMonitor::HandleButtonDownLong()
       
   180     {
       
   181     // Check iObserver for safety, also made sure we received a button down
       
   182     if ( ( iPlaybackObserver ) && ( iButtonDown ) ) 
       
   183         {
       
   184         CancelMonitor();       // stop the monitoring 
       
   185         iPlaybackObserver->HandleLongKeypress();
       
   186         }
       
   187     else if ( ( iProgressObserver ) && ( iButtonDown ) ) 
       
   188         {
       
   189         CancelMonitor();       // stop the monitoring 
       
   190         iProgressObserver->HandleLongKeypress();
       
   191         }
       
   192 
       
   193     iButtonDown = EFalse;
       
   194     }
       
   195 
       
   196 
       
   197 // ----------------------------------------------------------------------------
       
   198 // CHeadsetButtonMonitor::Register
       
   199 // ----------------------------------------------------------------------------
       
   200 //
       
   201 void CHeadsetButtonMonitor::Register( CVoiceProgressDialog* aProgressObserver,
       
   202    CPlaybackVoiceCommandDialog* aPlaybackObserver )
       
   203    {
       
   204    if ( aProgressObserver )
       
   205       {
       
   206       iProgressObserver = aProgressObserver;
       
   207       }
       
   208    if ( aPlaybackObserver )
       
   209       {
       
   210       iPlaybackObserver = aPlaybackObserver;
       
   211       }
       
   212    }
       
   213 
       
   214 // ----------------------------------------------------------------------------
       
   215 // CHeadsetButtonMonitor::DeRegister
       
   216 // ----------------------------------------------------------------------------
       
   217 //
       
   218 void CHeadsetButtonMonitor::DeRegister( CVoiceProgressDialog* /*aProgressObserver*/,
       
   219    CPlaybackVoiceCommandDialog* /*aPlaybackObserver*/ )
       
   220    {
       
   221    iProgressObserver = NULL;
       
   222    iPlaybackObserver = NULL;
       
   223    }
       
   224 
       
   225 
       
   226 // End of File