--- /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 <QNetworkAccessManager>
+#include <QNetworkRequest>
+#include <QNetworkReply>
+#include <QDebug>
+#include <QUrl>
+
+#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<QNetworkReply *>(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();
+ }
+}