javauis/mmapi_qt/baseline/src/videocontrol.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 23 Jun 2010 18:07:10 +0300
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Revision: v2.2.2 Kit: 2010125
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/*
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* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  This class has JNI wrappers for CMMAVideoControl
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*
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*/
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//#include <jutils.h>
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//#include <lcdui.h>
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#include "com_nokia_microedition_media_control_VideoControl.h"
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#include "mmafunctionserver.h"
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#include "cmmavideocontrol.h"
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//#include "CMIDToolkit.h"
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#include "cmmadeleterefevent.h"
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#include <logger.h>
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#include <JniEnvWrapper.h>
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//#include <mswtclient.h>
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//#include <swtcliententry.h>
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#include "s60commonutils.h"
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#include "jstringutils.h"
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using namespace java::util;
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JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1construct
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(JNIEnv* aJni, jobject aControlObject, jint aControlHandle,
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 jint aEventSourceHandle)
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{
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1construct + ");
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    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl* >(aControlHandle);
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    MMAFunctionServer* eventSource =
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        reinterpret_cast< MMAFunctionServer* >(aEventSourceHandle);
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    __ASSERT_DEBUG(videoControl,
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                   User::Panic(_L("videocontrol::control is null"),
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                               KErrArgument));
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    __ASSERT_DEBUG(eventSource,
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                   User::Panic(_L("videocontrol::eventsource is null"),
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                               KErrArgument));
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    // reference must be done, that events can sent to java side
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    jobject controlObject = aJni->NewWeakGlobalRef(aControlObject);
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    // CMIDToolkit* ptoolkit = JavaUnhand< CMIDToolkit >(aToolkitHandle);
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    //JNIENV_TO_VM(aJni);
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    TInt error = eventSource->ExecuteTrap(&CMMAVideoControl::ConstructL,
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                                          videoControl,
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                                          controlObject,
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                                          eventSource,
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                                          eventSource->getValidJniEnv(), //Passes JavaVM*, not JNIEnv*.
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                                          (MMMAEventPoster*)eventSource/*,
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                                          ptoolkit*/);
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1construct - ");
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    return error;
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}
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JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1setDisplayProperty
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(JNIEnv*, jobject, jint aControlHandle, jint aEventSourceHandle,
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 jint aPropertyA, jint aPropertyB, jint aPropertyType, jint aDisplayType)
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{
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1setDisplayProperty");
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    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl* >(aControlHandle);
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    MMAFunctionServer* eventSource =
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        reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);
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    __ASSERT_DEBUG(videoControl,
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                   User::Panic(_L("videocontrol::control is null"),
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                               KErrArgument));
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    __ASSERT_DEBUG(eventSource,
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                   User::Panic(_L("videocontrol::eventsource is null"),
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                               KErrArgument));
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    TInt error = 0;
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    if (aDisplayType == CMMAVideoControl::EDISPLAY_ESWT)
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    {
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        TRAP(error,CMMAVideoControl::StaticSetPropertyL(videoControl, aPropertyType, aPropertyA, aPropertyB));
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    }
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    else
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    {
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        error = eventSource->ExecuteTrap(&CMMAVideoControl::StaticSetPropertyL,
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                                         videoControl,
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                                         aPropertyType,
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                                         aPropertyA,
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                                         aPropertyB);
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    }
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1setDisplayProperty -");
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    return error;
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}
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JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1getControlProperty
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(JNIEnv*, jobject, jint aControlHandle, jint aEventSourceHandle,
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 jint aPropertyType, jint aDisplayType)
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{
26
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1getControlProperty");
23
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    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl* >(aControlHandle);
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    MMAFunctionServer* eventSource =
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        reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);
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    __ASSERT_DEBUG(videoControl,
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                   User::Panic(_L("videocontrol::control is null"),
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                               KErrArgument));
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    __ASSERT_DEBUG(eventSource,
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                   User::Panic(_L("videocontrol::evetnsource is null"),
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                               KErrArgument));
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    TInt returnValue(KErrNone);
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    TInt error = 0;
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    if (aDisplayType == CMMAVideoControl::EDISPLAY_ESWT)
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    {
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        TRAP(error,CMMAVideoControl::StaticGetPropertyL(videoControl, aPropertyType, &returnValue));
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    }
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    else
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    {
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        error = eventSource->ExecuteTrap(&CMMAVideoControl::StaticGetPropertyL,
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                                         videoControl,
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                                         aPropertyType,
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                                         &returnValue);
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    }
26
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1getControlProperty - ");
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    if (error == KErrNone)
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    {
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        return returnValue;
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    }
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    return error;
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}
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JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1getSnapshot
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(JNIEnv* aJni, jobject, jint aControlHandle, jint /*aEventSourceHandle*/,
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 jstring aProperties)
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{
26
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1getSnapshot + ");
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    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl* >(aControlHandle);
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    //MMAFunctionServer* eventSource =
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    //   reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);
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    __ASSERT_DEBUG(videoControl,
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                   User::Panic(_L("videocontrol::control is null"),
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                               KErrArgument));
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//    __ASSERT_DEBUG(eventSource,
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//                   User::Panic(_L("videocontrol::evetnsource is null"),
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//                               KErrArgument));
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    JStringUtils properties(*aJni, aProperties);
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    TInt error = 0;
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    TRAP(error,CMMAVideoControl::TakeSnapShotL(videoControl, (const TDesC*)&properties));
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    /*
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    TInt error(eventSource->ExecuteTrap(&CMMAVideoControl::TakeSnapShotL,
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                                        videoControl,
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                                        (const TDesC*)&properties));
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     */
26
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1getSnapshot - ");
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    return error;
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}
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/**
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 * Initializes dynamic display mode
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 * @return handle to MMMADirectContent or error code
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 */
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LOCAL_C jint InitDynamicMode(MMAFunctionServer* aEventSource,
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                             JNIEnv* aJni,
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                             CMMAVideoControl* aVideoControl,
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                             jobject aGUIObject,
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                             CMMAEvent* aDeleteRefEvent)
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{
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    TInt contentHandle = 0;
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    /* TInt error = aEventSource->ExecuteTrap(
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                      &CMMAVideoControl::StaticInitDynamicModeL,
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                      aVideoControl,
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                      &contentHandle,
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                      aEventSource,
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                      aGUIObject,
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                      aDeleteRefEvent);
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    */
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    TRAPD(error,CMMAVideoControl::StaticInitDynamicModeL(aVideoControl, aJni, &contentHandle, aEventSource, aGUIObject, aDeleteRefEvent));
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    // if init failed return error code
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    if (error != KErrNone)
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    {
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        contentHandle = error;
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    }
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    return contentHandle;
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}
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JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1initDisplayMode
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(JNIEnv* aJni, jobject aJavaVideoControl, jint aControlHandle, jint aEventSourceHandle,
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 jobject aJavaDisplayObj, jobject aComponent,jint aGuiType)
23
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{
26
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    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1initDisplayMode +");
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    LOG1(EJavaMMAPI, EInfo, "aControlHandle = %d", aControlHandle);
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    LOG1(EJavaMMAPI, EInfo, "aEventSourceHandle = %d", aEventSourceHandle);
23
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//    LOG1( EJavaMMAPI, EInfo, "aComponentHandle = %d", aComponentHandle);
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47
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    TInt type = aGuiType;
23
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    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl* >(aControlHandle);
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   222
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    MMAFunctionServer* eventSource =
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        reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);
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   225
23
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    jobject javaVideoControlPeer = aJni->NewWeakGlobalRef(aJavaVideoControl);
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   227
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    // Reference need to created to the component that component won't be deleted
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    // before display associated to it.
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    jobject componentRef = aJni->NewGlobalRef(aComponent);
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    if (componentRef == NULL)
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    {
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        return KErrNoMemory;
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    }
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    // Component reference need to be deleted in controls destructor. Created here to
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    // be sure that reference can be deleted. .
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    CMMAEvent* deleteRefEvent = new CMMADeleteRefEvent(componentRef);
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    // Cleanup stack is not needed, because static init takes the ownership and
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    // cannot leave before that.
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   240
    if (!deleteRefEvent)
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   241
    {
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        aJni->DeleteGlobalRef(componentRef);
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        return KErrNoMemory;
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    }
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   245
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// for javaside display object  // TODO:  delete this object after its not required in destructor of control
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   247
26
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    // Reference need to created to the component that component won't be deleted
23
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    // before display associated to it.
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    jobject javaDisplayRef = aJni->NewGlobalRef(aJavaDisplayObj);
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   251
    if (javaDisplayRef == NULL)
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    {
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        return KErrNoMemory;
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    }
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   255
47
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   256
    // other modes has component
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   257
    if (type == CMMAVideoControl::EDISPLAY_ESWT)
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   258
    {
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        return InitDynamicMode(eventSource,
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                               aJni,
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                               videoControl,
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   262
                               javaDisplayRef,
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   263
                               deleteRefEvent);
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   264
    }
47
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diff changeset
   265
26
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   266
    //  MMIDComponent* component = JavaUnhand< MMIDComponent >(aComponentHandle);
23
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   267
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   268
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   269
    __ASSERT_DEBUG(videoControl,
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                   User::Panic(_L("videocontrol::control is null"),
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                               KErrArgument));
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   272
//    __ASSERT_DEBUG(component,
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   273
//                   User::Panic(_L("videocontrol::component is null"),
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   274
//                               KErrArgument));
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   275
    __ASSERT_DEBUG(eventSource,
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   276
                   User::Panic(_L("videocontrol::eventsource is null"),
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   277
                               KErrArgument));
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    TInt handle(0);
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   279
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   280
    TInt error(eventSource->ExecuteTrap(&CMMAVideoControl::StaticInitL,
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                                        videoControl,
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   282
                                        javaDisplayRef,
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                                        eventSource,
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   284
                                        &handle,
26
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diff changeset
   285
                                        deleteRefEvent,
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   286
                                        type));
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   287
    LOG(EJavaMMAPI, EInfo, "Java_com_nokia_microedition_media_control_VideoControl__1initDisplayMode - ");
23
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   288
    if (error == KErrNone)
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   289
    {
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        return handle;
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   291
    }
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   292
    return error;
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   293
}
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diff changeset
   294
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   295
JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_control_VideoControl__1setForeground
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   296
(JNIEnv* /*aJni*/, jobject, jint aControlHandle, jint aEventSourceHandle, jint aIsForeground)
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   297
{
26
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   298
    LOG1(EJavaMMAPI, EInfo, "_1setForeground + FOREGROUND = %d",aIsForeground);
23
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   299
    CMMAVideoControl* videoControl =
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        reinterpret_cast< CMMAVideoControl *>(aControlHandle);
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diff changeset
   301
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   302
    MMAFunctionServer* eventSource =
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        reinterpret_cast< MMAFunctionServer *>(aEventSourceHandle);
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diff changeset
   304
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   305
    TInt handle(0);
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diff changeset
   306
    TInt error(eventSource->ExecuteTrap(&CMMAVideoControl::StaticSetForegroundL,
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   307
                                        videoControl,
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   308
                                        aIsForeground));
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diff changeset
   309
    if (error == KErrNone)
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   310
    {
26
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diff changeset
   311
        LOG(EJavaMMAPI, EInfo, "_1setForeground -");
23
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        return handle;
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   313
    }
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diff changeset
   314
26
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diff changeset
   315
    LOG(EJavaMMAPI, EInfo, "_1setForeground -");
23
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   316
    return error;
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   317
}
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JNIEXPORT jboolean JNICALL Java_com_nokia_microedition_media_control_VideoControl__1isESWT
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(JNIEnv *, jobject)
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{
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    /*
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       MSwtClient* client = NULL;
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       TRAP_IGNORE(client = SWT::CreateClientL());
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       if (!client)
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       {
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           return false; // LCDUI midlet running
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       }
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       else
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       {
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           delete client;
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           client = NULL;
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           return true;  // eSWT midlet running
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       }
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    */
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    // enable above code once you have support for eswt in 3.2.3, it is already enable for 5.0
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    return false;
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}
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//  END OF FILE