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/**
* Copyright (C) 2014, Pelagicore
*
* Author: Jonatan Pålsson <jonatan.palsson@pelagicore.com>
*
* This file is part of the GENIVI project Browser Proof-Of-Concept
* For further information, see http://genivi.org/
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <QDebug>
#include <QWebFrame>
#include <QWebPage>
#include <QCoreApplication>
#include "browserview.h"
#include "../common/browserdefs.h"
BrowserView::BrowserView()
{
if (!this->scene()) {
this->setScene(new QGraphicsScene());
}
this->scene()->addItem (&m_webview);
this->load("http://www.bmw.com");
this->installEventFilter(this);
setWindowFlags(Qt::FramelessWindowHint);
m_webview.page()->setLinkDelegationPolicy(QWebPage::DelegateAllLinks);
connect(&m_webview, SIGNAL (loadStarted()), this, SIGNAL (pageLoadStarted ()));
connect(&m_webview, SIGNAL (statusBarMessage(QString)), this, SIGNAL (onStatusTextChanged(QString)));
connect(&m_webview, SIGNAL (loadFinished(bool)), this, SLOT (loadFinished (bool)));
connect(&m_webview, SIGNAL (loadProgress(int)), this, SLOT (loadProgress(int)));
connect(&m_webview, SIGNAL (urlChanged(QUrl)), this, SLOT (urlChanged(QUrl)));
connect(&m_webview, SIGNAL (titleChanged(QString)), this, SLOT (titleChanged(QString)));
connect(&m_webview, SIGNAL (linkClicked(QUrl)), this, SLOT (linkClicked(QUrl)));
connect(m_webview.page(), SIGNAL (selectionChanged(void)), this, SIGNAL(onSelectionChanged(void)));
connect(&m_inputHandler, SIGNAL (onInputText(QString, QString, int, int, int, int, int)),
this, SIGNAL (onInputText(QString, QString, int, int, int, int, int)));
connect(&m_inputHandler, SIGNAL(onScroll(uint,uint)), this, SLOT(scrollPositionChanged(uint,uint)));
}
bool BrowserView::load(const QString &a_Url)
{
m_webview.load(a_Url);
return true;
}
void BrowserView::loadProgress(int progress)
{
m_currentProgress = progress;
emit pageLoadProgress (progress);
}
void BrowserView::loadFinished(bool ok)
{
// Inject some JS into the page, and hook it up to an object of ours, this
// allows us to detect when the user toggles an input field
m_webview.page()->mainFrame()->addToJavaScriptWindowObject("inputHandler", &m_inputHandler);
m_webview.page()->mainFrame()->evaluateJavaScript(
"document.addEventListener('focus', function(e){"
" window.inputHandler.setCurrentFocus(e.target);"
"}, true);");
m_webview.page()->mainFrame()->evaluateJavaScript(
"document.addEventListener('scroll', function(){"
" window.inputHandler.setScrollPosition(window.pageXOffset, window.pageYOffset);"
"}, true);");
emit pageLoadFinished (ok);
}
void BrowserView::scroll (conn::brw::SCROLL_DIRECTION dir, conn::brw::SCROLL_TYPE type)
{
int stepSize = 50;
int xMultiplier = 0;
int yMultiplier = 0;
switch (dir) {
case conn::brw::SD_TOP:
yMultiplier = -1;
break;
case conn::brw::SD_BOTTOM:
yMultiplier = 1;
break;
case conn::brw::SD_RIGHT:
xMultiplier = 1;
break;
case conn::brw::SD_LEFT:
xMultiplier = -1;
break;
default:
qDebug() << "Invalid direction";
break;
}
if (type == conn::brw::ST_PAGE)
stepSize= this->height();
if (m_webview.page() && m_webview.page()->mainFrame())
m_webview.page()->mainFrame()->scroll(stepSize*xMultiplier,
stepSize*yMultiplier);
}
void BrowserView::inputText (QString input)
{
QInputMethodEvent event;
event.setCommitString(input);
QCoreApplication::sendEvent(m_webview.page(), &event);
}
void BrowserView::resizeEvent (QResizeEvent *event) {
int w = event->size().width();
int h = event->size().height();
m_webview.setGeometry (QRect(0,0,w,h));
}
QSize BrowserView::contentSize()
{
return this->viewport()->size();
}
void BrowserView::urlChanged (QUrl url)
{
QString strUrl = url.toString();
if (strUrl.compare("") != 0)
emit onUrlChanged (strUrl);
}
void BrowserView::titleChanged (QString title)
{
if (title.compare("") != 0)
emit onTitleChanged (title);
}
void BrowserView::linkClicked(QUrl url) {
QString strUrl = url.toString();
this->load(strUrl);
emit onLinkClicked(strUrl);
}
bool BrowserView::eventFilter(QObject *obj, QEvent *event)
{
if (event->type() == QEvent::Show)
emit onVisibilityChanged(true);
else if (event->type() == QEvent::Hide)
emit onVisibilityChanged(false);
return QGraphicsView::eventFilter(obj, event);
}
void BrowserView::setZoomFactor(double factor)
{
m_webview.setZoomFactor(factor);
emit onZoomFactorChanged (factor);
}
double BrowserView::getZoomFactor()
{
return m_webview.zoomFactor();
}
void BrowserView::scrollPositionChanged(uint x, uint y)
{
m_scrollPositionX = x;
m_scrollPositionY = y;
emit onScrollPositionChanged(x,y);
}
void BrowserView::setScrollPosition(uint x, uint y)
{
QString cmd = QString("window.scrollTo(%1,%2);").arg(QString::number(x), QString::number(y));
m_webview.page()->mainFrame()->evaluateJavaScript(cmd);
m_scrollPositionX = x;
m_scrollPositionY = y;
}
void BrowserView::getScrollPosition(uint &x, uint &y)
{
x = m_scrollPositionX;
y = m_scrollPositionY;
}
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