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/*
* This file is part of the KDE project.
*
* Copyright (C) 2007 Trolltech ASA
* Copyright (C) 2008 Urs Wolfer <uwolfer @ kde.org>
* Copyright (C) 2008 Laurent Montel <montel@kde.org>
* Copyright (C) 2008 Michael Howell <mhowell123@gmail.com>
* Copyright (C) 2009 Dawit Alemayehu <adawit @ kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef KWEBVIEW_P_H
#define KWEBVIEW_P_H
#include <QtCore/QEvent>
#include <QtGui/QClipboard>
#include <QtGui/QApplication>
#include <QtWebKit/QWebFrame>
#include <QtWebKit/QWebElement>
#include <kurl.h>
#include <kurifilter.h>
#include "kwebpage.h"
#define QL1S(x) QLatin1String(x)
template <class T>
class KWebViewPrivate
{
public:
KWebViewPrivate(T *parent)
: q(parent),
keyboardModifiers(Qt::NoModifier) ,
pressedButtons(Qt::NoButton)
{
}
bool isExternalContentAllowed()
{
KWebPage *webPage = qobject_cast<KWebPage*>(q->page());
if (webPage) {
return webPage->isExternalContentAllowed();
}
return false;
}
void setAllowExternalContent(bool allow)
{
KWebPage *webPage = qobject_cast<KWebPage*>(q->page());
if (webPage) {
webPage->setAllowExternalContent(allow);
}
}
bool wheelEvent(int delta)
{
if (QApplication::keyboardModifiers() & Qt::ControlModifier) {
const int numDegrees = delta / 8;
const int numSteps = numDegrees / 15;
q->setZoomFactor(q->zoomFactor() + numSteps * 0.1);
return true;
}
return false;
}
bool mouseReleased(const QPoint &pos)
{
hitTest = q->page()->mainFrame()->hitTestContent(pos);
const QUrl url = hitTest.linkUrl();
if (!url.isEmpty()) {
if ((pressedButtons & Qt::MidButton) ||
((pressedButtons & Qt::LeftButton) && (keyboardModifiers & Qt::ControlModifier))) {
emit q->linkMiddleOrCtrlClicked(url);
return true;
}
if ((pressedButtons & Qt::LeftButton) && (keyboardModifiers & Qt::ShiftModifier)) {
emit q->linkShiftClicked(url);
return true;
}
}
return false;
}
bool handleUrlPasteFromClipboard(QEvent* event)
{
QWebPage *page = q->page();
if ((pressedButtons & Qt::MidButton) && page) {
// WORKAROUND: Let the page handle the event first so that middle clicking
// on scroll bars does not cause navigation to a url that might have been
// copied into the selection clipboard.
page->event(event);
if (event->isAccepted())
return true;
if (!hitTest.linkUrl().isValid() && !hitTest.isContentEditable() && !page->isModified()) {
QString subType (QL1S("plain"));
const QString clipboardText = QApplication::clipboard()->text(subType, QClipboard::Selection);
if (!clipboardText.isEmpty()) {
KUriFilterData data (clipboardText.left(250).trimmed());
data.setCheckForExecutables(false); // don't allow executables...
if (KUriFilter::self()->filterUri(data, QStringList(QL1S("kshorturifilter")))) {
switch (data.uriType()) {
case KUriFilterData::LocalFile:
case KUriFilterData::LocalDir:
case KUriFilterData::NetProtocol:
emit q->selectionClipboardUrlPasted(data.uri(), QString());
#ifndef KDE_NO_DEPRECATED
emit q->selectionClipboardUrlPasted(data.uri());
#endif
return true;
default:
break;
}
} else if (KUriFilter::self()->filterSearchUri(data, KUriFilter::NormalTextFilter)) {
emit q->selectionClipboardUrlPasted(data.uri(), clipboardText);
#ifndef KDE_NO_DEPRECATED
emit q->selectionClipboardUrlPasted(data.uri());
#endif
return true;
}
}
}
}
return false;
}
T *q;
Qt::KeyboardModifiers keyboardModifiers;
Qt::MouseButtons pressedButtons;
QWebHitTestResult hitTest;
};
#endif // KWEBVIEW_P_H
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