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:  JNI implementation for handling midlet foreground status

    15 *

    16 */

    17 

    18 

    19 // EXTERNAL INCLUDES

    20 //#include <jutils.h>

    21 #include <logger.h>

    22 

    23 //#include <mswtclient.h>

    24 //#include <swtcliententry.h>

    25 

    26 // INTERNAL INCLUDES

    27 #include "com_nokia_microedition_volumekeys_ForegroundListener.h"

    28 #include "cmmaforeground.h"

    29 #include "mmafunctionserver.h"

    30 #include "cmmaglobalvolume.h"

    31 

    32 // for xm-radio fix

    33 //#include "CMIDToolkit.h"

    34 

    35 /**

    36  * Static delegator function for initialize.

    37  * @param aReturnHandle Native class object.

    38  * @param aEventSource Event source handle.

    39  * @param aForegroundListener ForegroundListener java object.

    40  * @param aJavaMethod java method ID.

    41  */

    42 LOCAL_C void CreateForegroundL(

    43     TInt* aReturnHandle,

    44     MMAFunctionServer* aEventSource,

    45     jobject aForegroundListener,

    46     jmethodID aJavaMethod/*,

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

    48 {

    49     CMMAForeground* foreground =

    50         CMMAForeground::NewL(aEventSource,

    51                              aForegroundListener,

    52                              aJavaMethod/*,

    53                              aToolkit */// xm-radio fix

    54                             );

    55     CleanupStack::PushL(foreground);

    56 

    57     // Create global volume which handles the volume events

    58     CMMAGlobalVolume* globalVolume = CMMAGlobalVolume::NewL(foreground);

    59     // Global volume takes the ownership of the foreground listener

    60     CleanupStack::Pop(foreground);

    61     // Set global volume to MMA event source. The ownership transfers to

    62     // MMA event sources as it handles adding and removing players

    63     aEventSource->SetGlobalVolume(globalVolume);

    64     *aReturnHandle = reinterpret_cast <TInt>(foreground);

    65 }

    66 

    67 /*

    68  * Class:     com_nokia_microedition_volumekeys_ForegroundListener

    69  * Method:    _initialize

    70  * Signature: (ILjava/lang/Object;)I

    71  */

    72 JNIEXPORT jint JNICALL Java_com_nokia_microedition_volumekeys_ForegroundListener__1initialize

    73 (JNIEnv* aJni,

    74  jobject /*aJobject*/,

    75  jint aEventSourceHandle,

    76  jobject aForegroundListener /*,

    77  jint aToolkitHandle*/)   // for xm-radio fix

    78 {

    79     MMAFunctionServer* eventSource =

    80         reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);

    81 

    82     jobject fgListenerObject = NULL;

    83     fgListenerObject = aJni->NewWeakGlobalRef(aForegroundListener);

    84 

    85     jclass foregroundListenerClass = aJni->GetObjectClass(fgListenerObject);

    86 

    87     jmethodID javaMethod = aJni->GetMethodID(

    88                                foregroundListenerClass,

    89                                "update",

    90                                "()V");

    91 

    92     TInt foregroundHandle = NULL;

    93 

    94     // xm-radio fix

    95     /*

    96     CMIDToolkit* ptoolkit = JavaUnhand< CMIDToolkit >(aToolkitHandle);

    97     */

    98     jint error = eventSource->ExecuteTrap(CreateForegroundL,

    99                                           &foregroundHandle,

   100                                           eventSource,

   101                                           fgListenerObject,

   102                                           javaMethod/*,

   103                                           ptoolkit*/);  // xm-radio fix

   104 

   105     if (error != KErrNone)

   106     {

   107         aJni->DeleteGlobalRef(fgListenerObject);

   108     }

   109 

   110     return (error != KErrNone) ? error : foregroundHandle;

   111 }

   112 

   113 /**

   114  * Static delegator function for setforeground

   115  * @param aCMMAForeground native class.

   116  * @param aIsForeground boolean is midlet foreground or not.

   117 

   118  */

   119 LOCAL_C void SetForeground(

   120     CMMAForeground* aCMMAForeground,

   121     TBool aIsForeground)

   122 {

   123     aCMMAForeground->SetForeground(aIsForeground);

   124 }

   125 

   126 /*

   127 * Class:     com_nokia_microedition_volumekeys_ForegroundListener

   128 * Method:    _setForeground

   129 * Signature: (IZ)V

   130 */

   131 JNIEXPORT void JNICALL Java_com_nokia_microedition_volumekeys_ForegroundListener__1setForeground

   132 (JNIEnv* /*aJni*/,

   133  jobject /*aJobject*/,

   134  jint aEventSourceHandle,

   135  jint aForegroundHandle,

   136  jboolean aIsForeground)

   137 {

   138     MMAFunctionServer* eventSource =

   139         reinterpret_cast<MMAFunctionServer*>(aEventSourceHandle);

   140 

   141     CMMAForeground* nativeHandle =

   142         reinterpret_cast<CMMAForeground*>(aForegroundHandle);

   143 

   144     eventSource->ExecuteV(SetForeground,

   145                           nativeHandle,

   146                           (TBool) aIsForeground);

   147 }

   148 

   149 

   150 /*

   151 JNIEXPORT jboolean JNICALL Java_com_nokia_microedition_volumekeys_ForegroundListener__1isESWT

   152 (JNIEnv *, jobject)

   153 {

   154 

   155 

   156     MSwtClient* client = NULL;

   157     TRAP_IGNORE(client = SWT::CreateClientL());

   158 

   159     if (!client)

   160     {

   161         return false; // LCDUI midlet running

   162     }

   163     else

   164     {

   165         delete client;

   166         client = NULL;

   167         return true;  // eSWT midlet running

   168     }

   169 }

   170 

   171 */

   172 //  END OF FILE