1 /*

     2 * Copyright (c) 2006-2007 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:  Class is used to find out from java is midlet foreground or not

    15 *

    16 */

    17 

    18 

    19 

    20 // INCLUDE FILES

    21 #include <e32std.h>

    22 

    23 #include "cmmaforeground.h"

    24 #include "cmmaforegroundevent.h"

    25 //  INCLUDE FILES

    26 #include <logger.h>

    27 

    28 // xm-radio fix

    29 //#include "cmidenv.h"

    30 

    31 CMMAForeground* CMMAForeground::NewL(MMMAEventPoster* aEventPoster,

    32                                      jobject aForegroundListener,

    33                                      jmethodID aJavaMethod/* ,

    34                                      CMIDToolkit* aToolkit*/)

    35 {

    36     LOG( EJavaMMAPI, EInfo, "CMMAForeground::NewL + ");

    37     CMMAForeground* self = new(ELeave) CMMAForeground;

    38 

    39     CleanupStack::PushL(self);

    40     self->ConstructL(aEventPoster, aForegroundListener, aJavaMethod/*, aToolkit*/);

    41     CleanupStack::Pop();

    42 

    43     LOG( EJavaMMAPI, EInfo, "CMMAForeground::NewL - ");

    44     return self;

    45 }

    46 

    47 CMMAForeground::~CMMAForeground()

    48 {

    49     LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() + ");

    50    /* if (iMidEnv)

    51     {

    52         // unregister for getting the foreground change event

    53         LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() : iMidEnv RemoveObserver +");

    54         iMidEnv->RemoveObserver(*this);

    55         LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() : iMidEnv RemoveObserver -");

    56     }

    57 

    58     CEikonEnv* eikEnv = ((CEikonEnv*)CEikonEnv::Static());

    59 

    60     if (eikEnv)

    61     {

    62         LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() : eikEnv RemoveForegroundObserver +");

    63         eikEnv->RemoveForegroundObserver(*this);

    64         LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() : eikEnv RemoveForegroundObserver -");

    65     }

    66 */

    67     if (iEventPoster && iDeleteRefEvent)

    68     {

    69         iEventPoster->PostEvent(iDeleteRefEvent);

    70     }

    71     else

    72     {

    73         delete iDeleteRefEvent;

    74     }

    75     delete iForegroundEvent;

    76     delete iActiveScheduler;

    77     LOG( EJavaMMAPI, EInfo, "CMMAForeground::~CMMAForeground() - ");

    78 }

    79 

    80 CMMAForeground::CMMAForeground()

    81         : iIsForeground(ETrue) // Initialize IsForeground to true, we might have already missed the event (HandleForegroundL), events before observer registration

    82 {

    83 }

    84 

    85 void CMMAForeground::ConstructL(MMMAEventPoster* aEventPoster,

    86                                 jobject aForegroundListener,

    87                                 jmethodID aJavaMethod /* ,

    88                                 CMIDToolkit* aToolkit*/) // xm-radio fix

    89 {

    90     LOG1( EJavaMMAPI, EInfo, "CMMAForeground::ConstructL + ISFOREGROUND = %d",iIsForeground);

    91 

    92     iActiveScheduler = new(ELeave) CActiveSchedulerWait();

    93     iEventPoster = aEventPoster;

    94     iForegroundListener = aForegroundListener;

    95     iJavaMethod = aJavaMethod;

    96 

    97     iForegroundEvent = new(ELeave) CMMAForegroundEvent(

    98         aForegroundListener,

    99         aJavaMethod,

   100         CMMAEvent::EReusableEvent);

   101     iDeleteRefEvent = new(ELeave) CMMADeleteRefEvent(aForegroundListener);

   102 

   103     // xm-radio fix

   104     /*

   105     iToolkit = aToolkit;

   106 

   107     if (iToolkit)

   108     {

   109         DEBUG("CMMAForeground::ConstructL : iToolkit->Env(); +");

   110         iMidEnv = iToolkit->Env();

   111         DEBUG("CMMAForeground::ConstructL : iToolkit->Env(); -");

   112     }

   113 

   114     if (iMidEnv)

   115     {

   116         DEBUG("CMMAForeground::ConstructL : iMidEnv->AddObserverL + ");

   117         // register for getting the foreground change event

   118         iMidEnv->AddObserverL(*this);

   119         DEBUG("CMMAForeground::ConstructL : iMidEnv->AddObserverL - ");

   120     }

   121 

   122     CEikonEnv* eikEnv = ((CEikonEnv*)CEikonEnv::Static());

   123 

   124     if (eikEnv)

   125     {

   126         DEBUG("CMMAForeground::ConstructL - eikAppUi->AddForegroundObserverL() + ");

   127         eikEnv->AddForegroundObserverL(*this);

   128         DEBUG("CMMAForeground::ConstructL - eikAppUi->AddForegroundObserverL() - ");

   129     }

   130  */

   131     LOG( EJavaMMAPI, EInfo, "CMMAForeground::ConstructL - ");

   132 }

   133 

   134 TBool CMMAForeground::IsForeground()

   135 {

   136     LOG2( EJavaMMAPI, EInfo, "THREADID = %d : CMMAForeground::IsForeground : ISFOREGROUND = %d",RThread().Id().Id(),iIsForeground);

   137     return iIsForeground;

   138 }

   139 

   140 void CMMAForeground::SetForeground(TBool aIsForeground)

   141 {

   142     iIsForeground = aIsForeground;

   143     LOG1( EJavaMMAPI, EInfo, "CMMAForeground::SetForeground - ISFOREGROUND = %d",iIsForeground);

   144 }

   145 

   146 // Implement MMIDEnvObserver

   147 /*

   148 void CMMAForeground::HandleSwitchOnL(TBool aSwitchOn)

   149 {

   150     // Dummy implementation, no intent to do anything

   151 }

   152 */

   153 /**

   154  * Handles the case when the MIDlet is brought to the foreground.

   155  */

   156  /*

   157 void CMMAForeground::HandleForegroundL(TBool aForeground)

   158 {

   159     LOG1( EJavaMMAPI, EInfo, "CMMAForeground::HandleForegroundL %d", aForeground);

   160     iIsForeground = aForeground;

   161 }

   162 */

   163 /**

   164  * Handles a change to resources which are shared accross the environment.

   165  */

   166 /*void CMMAForeground::HandleResourceChangeL(TInt aType)

   167 {

   168     // Dummy implementation, no intent to do anything

   169 }

   170 */

   171 // Handles the application coming to the foreground.

   172 void CMMAForeground::HandleGainingForeground()

   173 {

   174     iIsForeground = ETrue;

   175 }

   176 

   177 // Handles the application going into the background.

   178 void CMMAForeground::HandleLosingForeground()

   179 {

   180     iIsForeground = EFalse;

   181 }

   182 //  End of File