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