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mirror of https://invent.kde.org/network/falkon.git synced 2024-09-22 18:22:10 +02:00
falkonOfficial/src/lib/tools/pagethumbnailer.cpp

104 lines
2.5 KiB
C++

/* ============================================================
* QupZilla - WebKit based browser
* Copyright (C) 2010-2014 David Rosca <nowrep@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "pagethumbnailer.h"
#include <QTimer>
#include <QApplication>
#include <QWebEngineView>
PageThumbnailer::PageThumbnailer(QObject* parent)
: QObject(parent)
, m_view(new QWebEngineView())
, m_size(QSize(450, 253))
, m_loadTitle(false)
{
// Every page should fit in this resolution
m_view->resize(QSize(1280, 720));
// Well ...
QWidget *w = QApplication::activeWindow();
m_view->show();
if (w) {
QApplication::setActiveWindow(w);
w->activateWindow();
}
}
void PageThumbnailer::setSize(const QSize &size)
{
if (size.isValid()) {
m_size = size;
}
}
void PageThumbnailer::setUrl(const QUrl &url)
{
if (url.isValid()) {
m_url = url;
}
}
QUrl PageThumbnailer::url()
{
return m_url;
}
bool PageThumbnailer::loadTitle()
{
return m_loadTitle;
}
void PageThumbnailer::setLoadTitle(bool load)
{
m_loadTitle = load;
}
QString PageThumbnailer::title()
{
QString title = m_title.isEmpty() ? m_url.host() : m_title;
if (title.isEmpty()) {
title = m_url.toString();
}
return title;
}
void PageThumbnailer::start()
{
m_view->load(m_url);
connect(m_view, &QWebEngineView::loadFinished, this, &PageThumbnailer::createThumbnail);
}
void PageThumbnailer::createThumbnail(bool status)
{
if (!status) {
emit thumbnailCreated(QPixmap());
return;
}
QTimer::singleShot(1000, this, [this]() {
m_title = m_view->title().trimmed();
emit thumbnailCreated(m_view->grab().scaled(m_size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
});
}
PageThumbnailer::~PageThumbnailer()
{
m_view->deleteLater();
}