author | nemo |
Mon, 05 Sep 2011 15:05:46 -0400 | |
changeset 5786 | ffe2401e287f |
parent 5780 | 528dd4a14861 |
permissions | -rw-r--r-- |
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#include <QNetworkAccessManager> |
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#include <QNetworkRequest> |
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#include <QNetworkReply> |
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#include <QDebug> |
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#include <QUrl> |
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#include "databrowser.h" |
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const QNetworkRequest::Attribute typeAttribute = (QNetworkRequest::Attribute)(QNetworkRequest::User + 1); |
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const QNetworkRequest::Attribute urlAttribute = (QNetworkRequest::Attribute)(QNetworkRequest::User + 2); |
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DataBrowser::DataBrowser(QWidget *parent) : |
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QTextBrowser(parent) |
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{ |
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manager = new QNetworkAccessManager(this); |
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} |
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QVariant DataBrowser::loadResource(int type, const QUrl & name) |
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{ |
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if(type == QTextDocument::ImageResource || type == QTextDocument::StyleSheetResource) |
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{ |
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if(resources.contains(name.toString())) |
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{ |
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return resources.take(name.toString()); |
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} |
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else |
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if(!requestedResources.contains(name.toString())) |
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{ |
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qDebug() << "Requesting resource" << name.toString(); |
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requestedResources.insert(name.toString()); |
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QNetworkRequest newRequest(QUrl("http://www.hedgewars.org" + name.toString())); |
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newRequest.setAttribute(typeAttribute, type); |
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newRequest.setAttribute(urlAttribute, name); |
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QNetworkReply *reply = manager->get(newRequest); |
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connect(reply, SIGNAL(finished()), this, SLOT(resourceDownloaded())); |
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} |
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} |
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return QVariant(); |
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} |
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void DataBrowser::resourceDownloaded() |
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{ |
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QNetworkReply * reply = qobject_cast<QNetworkReply *>(sender()); |
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if(reply) |
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{ |
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int type = reply->request().attribute(typeAttribute).toInt(); |
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QUrl url = reply->request().attribute(urlAttribute).toUrl(); |
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resources.insert(url.toString(), reply->readAll()); |
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document()->addResource(type, reply->request().url(), QVariant()); |
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update(); |
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} |
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} |