#include "stdafx.h"

#include <QtWebkit/QWebFrame>

#include "QJsCppBridge.h"

#include "QJsApiHandler.h"

#include "QJsApiProxy.h"

#include "debug/moc_QJsCppBridge.cpp"

QJsCppBridge::QJsCppBridge(QWebFrame *pWebFrame) : m_pWebFrame(pWebFrame)

{

if(m_pWebFrame)

{

// Listen to the javaScriptWindowObjectCleared signal.

// This step is important because WebKit is going to clear all the JavaScript objects when loading a new page,

// so you need to add back the bridge every time:

QObject::connect(m_pWebFrame, SIGNAL(javaScriptWindowObjectCleared()), this, SLOT(bridge_javaScriptWindowObjectCleared()));

QObject::connect(m_pWebFrame, SIGNAL(loadFinished(bool)), this, SLOT(bridge_loadFinished(bool)));

}

m_pJsApiHandler = new QJsApiHandler();

m_pJsApiProxy = new QJsApiProxy(pWebFrame);

}

QJsCppBridge::~QJsCppBridge()

{

m_pWebFrame = NULL;

if(m_pJsApiHandler)

{

delete m_pJsApiHandler;

m_pJsApiHandler = NULL;

}

if(m_pJsApiProxy)

{

delete m_pJsApiProxy;

m_pJsApiProxy = NULL;

}

}

// The jsHandler is exposed as a global object in the Java script.

// It can be used as var result = jsHandler.onEvent("parameter data");

void QJsCppBridge::bridge_javaScriptWindowObjectCleared()

{

if(m_pWebFrame)

{

m_pWebFrame->addToJavaScriptWindowObject("jsHandler", m_pJsApiHandler);

}

}

void QJsCppBridge::bridge_loadFinished(bool b)

{

if(m_pJsApiProxy)

{

QString result = m_pJsApiProxy->onEvent("Initialization completes!");

}

}