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/*
* UBWidgetMessageAPI.cpp
*
* Created on: 28 aug 2009
* Author: Luc
*/
#include "UBWidgetMessageAPI.h"
#include "core/UBApplication.h"
#include "domain/UBAbstractWidget.h"
#include "core/memcheck.h"
UBWidgetMessageAPI::UBWidgetMessageAPI(UBW3CWidget *widget)
: QObject(widget)
, mWebWidget(widget)
{
connect(UBWidgetAPIMessageBroker::instance(), SIGNAL(newMessage(const QString&, const QString&))
, this, SLOT(onNewMessage(const QString&, const QString&)), Qt::QueuedConnection);
}
UBWidgetMessageAPI::~UBWidgetMessageAPI()
{
// NOOP
}
void UBWidgetMessageAPI::sendMessage(const QString& pTopicName, const QString& pMessage)
{
UBWidgetAPIMessageBroker::instance()->sendMessage(pTopicName, pMessage);
}
void UBWidgetMessageAPI::onNewMessage(const QString& pTopicName, const QString& pMessage)
{
if (mSubscribedTopics.contains(pTopicName))
{
if (mWebWidget
&& mWebWidget->page()
&& mWebWidget->page()->mainFrame())
{
QString js;
js += "if(widget && widget.messages && widget.messages.onmessage)";
js += "{widget.messages.onmessage('";
js += pMessage + "', '" + pTopicName + "')}";
mWebWidget->page()->
mainFrame()->evaluateJavaScript(js);
}
}
}
UBWidgetAPIMessageBroker* UBWidgetAPIMessageBroker::sInstance = 0;
UBWidgetAPIMessageBroker::UBWidgetAPIMessageBroker(QObject *parent)
: QObject(parent)
{
// NOOP
}
UBWidgetAPIMessageBroker::~UBWidgetAPIMessageBroker()
{
// NOOP
}
UBWidgetAPIMessageBroker* UBWidgetAPIMessageBroker::instance()
{
if (!sInstance)
sInstance = new UBWidgetAPIMessageBroker(UBApplication::staticMemoryCleaner);
return sInstance;
}
void UBWidgetAPIMessageBroker::sendMessage(const QString& pTopicName, const QString& pMessage)
{
emit newMessage(pTopicName, pMessage);
}