helpviewerimpl.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#include "helpviewerimpl.h"
#include "helpviewerimpl_p.h"
 
#include "helpenginewrapper.h"
#include "tracer.h"
 
#include <QtCore/QCoreApplication>
 
#include <QtGui/QMouseEvent>
 
QT_BEGIN_NAMESPACE
 
const QString HelpViewerImpl::AboutBlank =
    QCoreApplication::translate("HelpViewer", "<title>about:blank</title>");
 
const QString HelpViewerImpl::LocalHelpFile =
        "qthelp://org.qt-project.qtassistant.%1%2%3/qtassistant/assistant-quick-guide.html"_L1.arg(
                QString::number(QT_VERSION_MAJOR), QString::number(QT_VERSION_MINOR),
                QString::number(QT_VERSION_PATCH));
 
const QString HelpViewerImpl::PageNotFoundMessage =
    QCoreApplication::translate("HelpViewer", "<title>Error 404...</title><div "
    "align=\"center\"><br><br><h1>The page could not be found.</h1><br><h3>'%1'"
    "</h3></div>");
 
HelpViewerImpl::~HelpViewerImpl()
{
    TRACE_OBJ
    delete d;
}
 
// -- public slots
 
void HelpViewerImpl::home()
{
    TRACE_OBJ
    setSource(QUrl(HelpEngineWrapper::instance().homePage()));
}
 
// -- private slots
 
void HelpViewerImpl::setLoadFinished()
{
    emit sourceChanged(source());
}
 
// -- private
 
bool HelpViewerImpl::handleForwardBackwardMouseButtons(QMouseEvent *event)
{
    TRACE_OBJ
    if (event->button() == Qt::XButton1) {
        backward();
        return true;
    }
 
    if (event->button() == Qt::XButton2) {
        forward();
        return true;
    }
 
    return false;
}
 
QT_END_NAMESPACE