diff -r ddf020d0941a -r fdfc01419815 QTfrontend/ui/widget/databrowser.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/QTfrontend/ui/widget/databrowser.cpp Wed Sep 28 19:27:56 2011 +0200 @@ -0,0 +1,57 @@ +#include +#include +#include +#include +#include + +#include "databrowser.h" + +const QNetworkRequest::Attribute typeAttribute = (QNetworkRequest::Attribute)(QNetworkRequest::User + 1); +const QNetworkRequest::Attribute urlAttribute = (QNetworkRequest::Attribute)(QNetworkRequest::User + 2); + +DataBrowser::DataBrowser(QWidget *parent) : + QTextBrowser(parent) +{ + + manager = new QNetworkAccessManager(this); +} + +QVariant DataBrowser::loadResource(int type, const QUrl & name) +{ + if(type == QTextDocument::ImageResource || type == QTextDocument::StyleSheetResource) + { + if(resources.contains(name.toString())) + { + return resources.take(name.toString()); + } + else + if(!requestedResources.contains(name.toString())) + { + qDebug() << "Requesting resource" << name.toString(); + requestedResources.insert(name.toString()); + + QNetworkRequest newRequest(QUrl("http://www.hedgewars.org" + name.toString())); + newRequest.setAttribute(typeAttribute, type); + newRequest.setAttribute(urlAttribute, name); + + QNetworkReply *reply = manager->get(newRequest); + connect(reply, SIGNAL(finished()), this, SLOT(resourceDownloaded())); + } + } + + return QVariant(); +} + +void DataBrowser::resourceDownloaded() +{ + QNetworkReply * reply = qobject_cast(sender()); + + if(reply) + { + int type = reply->request().attribute(typeAttribute).toInt(); + QUrl url = reply->request().attribute(urlAttribute).toUrl(); + resources.insert(url.toString(), reply->readAll()); + document()->addResource(type, reply->request().url(), QVariant()); + update(); + } +}