Horizon » Horizon Simulation Framework

//=========================================================================

//  JPROGRESSMONITOR.CC - part of

//                  OMNeT++/OMNEST

//           Discrete System Simulation in C++

//

//=========================================================================

/*--------------------------------------------------------------*

  Copyright (C) 1992-2005 Andras Varga

  This file is distributed WITHOUT ANY WARRANTY. See the file

  `license' for details on this and other legal matters.

*--------------------------------------------------------------*/

#include <jni.h>

#include "jprogressmonitor.h"

JniProgressMonitor::JniProgressMonitor(jobject jProgressMonitor, JNIEnv *env)

        : jProgressMonitor(jProgressMonitor), env(env)

{

        jclass clazz = env->FindClass("org/eclipse/core/runtime/IProgressMonitor");

        if (clazz) {

                this->beginTaskID = env->GetMethodID(clazz, "beginTask", "(Ljava/lang/String;I)V");

                this->doneID = env->GetMethodID(clazz, "done", "()V");

                this->isCanceledID = env->GetMethodID(clazz, "isCanceled", "()Z");

                this->setCanceledID = env->GetMethodID(clazz, "setCanceled", "(Z)V");

                this->subTaskID = env->GetMethodID(clazz, "subTask", "(Ljava/lang/String;)V");

                this->workedID = env->GetMethodID(clazz, "worked", "(I)V");

        }

        if (!beginTaskID || !doneID || !isCanceledID || ! setCanceledID || !subTaskID || !workedID)

                env = NULL;

}

JniProgressMonitor::~JniProgressMonitor()

{

}

void JniProgressMonitor::beginTask(std::string name, int totalWork)

{

        if (env)

        {

                jstring jname = env->NewStringUTF(name.c_str());

                env->CallVoidMethod(jProgressMonitor, beginTaskID, jname, (jint)totalWork);

        }

}

void JniProgressMonitor::done()

{

        if (env)

        {

                env->CallVoidMethod(jProgressMonitor, doneID);

        }

}

bool JniProgressMonitor::isCanceled()

{

        if (env)

        {

                return env->CallBooleanMethod(jProgressMonitor, isCanceledID);

        }

        return false;

}

void JniProgressMonitor::setCanceled(bool value)

{

        if (env)

        {

                env->CallVoidMethod(jProgressMonitor, setCanceledID, (jboolean)value);

        }

}

void JniProgressMonitor::subTask(std::string name)

{

        if (env)

        {

                jstring jname = env->NewStringUTF(name.c_str());

                env->CallVoidMethod(jProgressMonitor, subTaskID, jname);

        }

}

void JniProgressMonitor::worked(int work)

{

        if (env)

        {

                env->CallVoidMethod(jProgressMonitor, workedID, (jint)work);

        }

}