Quassel IRC  Pre-Release
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros
webpreviewitem.cpp
Go to the documentation of this file.
1 /***************************************************************************
2  * Copyright (C) 2005-2015 by the Quassel Project *
3  * devel@quassel-irc.org *
4  * *
5  * This program is free software; you can redistribute it and/or modify *
6  * it under the terms of the GNU General Public License as published by *
7  * the Free Software Foundation; either version 2 of the License, or *
8  * (at your option) version 3. *
9  * *
10  * This program is distributed in the hope that it will be useful, *
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13  * GNU General Public License for more details. *
14  * *
15  * You should have received a copy of the GNU General Public License *
16  * along with this program; if not, write to the *
17  * Free Software Foundation, Inc., *
18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19  ***************************************************************************/
20 
21 #include "webpreviewitem.h"
22 
23 #ifdef HAVE_WEBKIT
24 
25 #include <QGraphicsProxyWidget>
26 #include <QPainter>
27 #include <QWebView>
28 #include <QWebSettings>
29 
30 WebPreviewItem::WebPreviewItem(const QUrl &url)
31  : QGraphicsItem(0), // needs to be a top level item as we otherwise cannot guarantee that it's on top of other chatlines
32  _boundingRect(0, 0, 400, 300)
33 {
34  qreal frameWidth = 5;
35 
36  QWebView *webView = new QWebView;
37  webView->settings()->setAttribute(QWebSettings::JavascriptEnabled, false);
38  webView->load(url);
39  webView->setDisabled(true);
40  webView->resize(1000, 750);
41  QGraphicsProxyWidget *proxyItem = new QGraphicsProxyWidget(this);
42  proxyItem->setWidget(webView);
43  proxyItem->setAcceptHoverEvents(false);
44 
45  qreal xScale = (_boundingRect.width() - 2 * frameWidth) / webView->width();
46  qreal yScale = (_boundingRect.height() - 2 * frameWidth) / webView->height();
47  proxyItem->setTransform(QTransform::fromScale(xScale, yScale), true);
48  proxyItem->setPos(frameWidth, frameWidth);
49 
50  setZValue(30);
51 }
52 
53 
54 void WebPreviewItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
55 {
56  Q_UNUSED(option); Q_UNUSED(widget);
57  painter->setClipRect(boundingRect());
58  painter->setPen(QPen(Qt::black, 5));
59  painter->setBrush(Qt::black);
60  painter->setRenderHints(QPainter::Antialiasing);
61  painter->drawRoundedRect(boundingRect(), 10, 10);
62 }
63 
64 
65 #endif //#ifdef HAVE_WEBKIT