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/*
* This file is part of smolbote. It's copyrighted by the contributors recorded
* in the version control history of the file, available from its original
* location: https://neueland.iserlohn-fortress.net/smolbote.hg
*
* SPDX-License-Identifier: GPL-3.0
*/
#include "webview.h"
#include "mainwindow/subwindow.h"
#include "webpage.h"
#include "webprofile.h"
#include <QContextMenuEvent>
#include <QDialog>
#include <QSlider>
#include <QStatusBar>
#include <QToolButton>
#include <QVBoxLayout>
#include <QWebEngineContextMenuData>
#include <QWebEngineHistoryItem>
#include <QWidgetAction>
#include "profilemanager.h"
#include <QMenu>
inline QAction *historyAction(QWebEngineView *view, const QWebEngineHistoryItem &item)
{
QAction *action = new QAction(view);
if(item.title().isEmpty())
action->setText(item.url().toString());
else
action->setText(QObject::tr("%1 (%2)").arg(item.title(), item.url().toString()));
QObject::connect(action, &QAction::triggered, view, [view, item]() {
view->history()->goToItem(item);
});
return action;
}
WebView::WebView(WebProfile *profile, QWidget *parent)
: QWebEngineView(parent)
{
Q_CHECK_PTR(profile);
m_profile = profile;
setPage(new WebPage(profile, this));
m_parentWindow = qobject_cast<SubWindow *>(parent);
// load status and progress
connect(this, &QWebEngineView::loadStarted, this, [this]() {
m_loaded = false;
});
connect(this, &QWebEngineView::loadFinished, this, [this]() {
m_loaded = true;
});
#if defined(QTBUG_65223_WORKAROUND)
connect(this, &QWebEngineView::loadProgress, this, [this](int progress) {
if(progress == 100) {
emit loadFinished(true);
}
});
#endif
}
void WebView::setProfile(WebProfile *profile)
{
m_profile = profile;
const auto url = this->url();
setPage(new WebPage(profile, this));
this->load(url);
}
bool WebView::isLoaded() const
{
return m_loaded;
}
void WebView::search(const QString &term)
{
const QString searchUrl = m_profile->search().arg(QString(QUrl::toPercentEncoding(term)));
load(searchUrl);
}
WebView *WebView::createWindow(QWebEnginePage::WebWindowType type)
{
if(m_parentWindow == nullptr) {
qDebug("WebView::createWindow: parent window not found, returning nullptr");
return nullptr;
}
// parent Window has been found
auto index = m_parentWindow->addTab();
WebView *view = m_parentWindow->view(index);
switch(type) {
case QWebEnginePage::WebBrowserWindow:
// a complete web browser window
break;
case QWebEnginePage::WebBrowserTab:
// a web browser tab
m_parentWindow->setCurrentTab(index);
break;
case QWebEnginePage::WebDialog:
// a window without decorations
break;
case QWebEnginePage::WebBrowserBackgroundTab:
// a web browser tab, but don't swap to it
break;
}
return view;
}
void WebView::contextMenuEvent(QContextMenuEvent *event)
{
QMenu *menu = new QMenu(this);
const auto ctxdata = page()->contextMenuData();
if(ctxdata.mediaType() == QWebEngineContextMenuData::MediaTypeNone) {
auto *backMenu = new QMenu(tr("Back"), this);
if(!history()->canGoBack()) {
backMenu->setEnabled(false);
} else {
connect(backMenu, &QMenu::aboutToShow, this, [this, backMenu]() {
backMenu->clear();
const auto backItems = history()->backItems(10);
for(const QWebEngineHistoryItem &item : backItems) {
backMenu->addAction(historyAction(this, item));
}
});
}
menu->addMenu(backMenu);
auto *forwardMenu = new QMenu(tr("Forward"), this);
if(!history()->canGoForward()) {
forwardMenu->setEnabled(false);
} else {
connect(forwardMenu, &QMenu::aboutToShow, this, [this, forwardMenu]() {
forwardMenu->clear();
const auto forwardItems = history()->forwardItems(10);
for(const QWebEngineHistoryItem &item : forwardItems) {
forwardMenu->addAction(historyAction(this, item));
}
});
}
menu->addMenu(forwardMenu);
connect(menu->addAction(tr("Reload")), &QAction::triggered, this, [this]() {
page()->triggerAction(QWebEnginePage::Reload);
});
connect(menu->addAction(tr("Reload and bypass Cache")), &QAction::triggered, this, [this]() {
page()->triggerAction(QWebEnginePage::ReloadAndBypassCache);
});
} else if(ctxdata.mediaType() == QWebEngineContextMenuData::MediaTypeImage) {
connect(menu->addAction(tr("Copy image to clipboard")), &QAction::triggered, this, [this]() {
page()->triggerAction(QWebEnginePage::CopyImageToClipboard);
});
connect(menu->addAction(tr("Copy image URL to clipboard")), &QAction::triggered, this, [this]() {
page()->triggerAction(QWebEnginePage::CopyImageUrlToClipboard);
});
if(!ctxdata.mediaUrl().isEmpty()) {
connect(menu->addAction(tr("Open image in new tab")), &QAction::triggered, this, [this, ctxdata]() {
createWindow(QWebEnginePage::WebBrowserTab)->load(ctxdata.mediaUrl());
});
connect(menu->addAction(tr("Save image")), &QAction::triggered, this, [this, ctxdata]() {
page()->download(ctxdata.mediaUrl());
});
}
} else {
delete menu;
menu = page()->createStandardContextMenu();
}
if(!ctxdata.linkUrl().isEmpty()) {
menu->addSeparator();
connect(menu->addAction(tr("Open link in new tab")), &QAction::triggered, this, [this, ctxdata]() {
createWindow(QWebEnginePage::WebBrowserTab)->load(ctxdata.linkUrl());
});
auto *newTabMenu = new QMenu(tr("Open link in new tab with profile"), this);
ProfileIterator it(ProfileManager::profileList());
while(it.hasNext()) {
it.next();
connect(newTabMenu->addAction(it.key()), &QAction::triggered, this, [this, ctxdata, it]() {
auto *view = createWindow(QWebEnginePage::WebBrowserTab);
view->setProfile(it.value());
view->load(ctxdata.linkUrl());
});
}
menu->addMenu(newTabMenu);
connect(menu->addAction(tr("Open link in new window")), &QAction::triggered, this, [this, ctxdata]() {
createWindow(QWebEnginePage::WebBrowserWindow)->load(ctxdata.linkUrl());
});
connect(menu->addAction(tr("Copy link address")), &QAction::triggered, this, [this]() {
page()->triggerAction(QWebEnginePage::CopyLinkToClipboard);
});
}
// zoom widget
{
menu->addSeparator();
auto *zoomSlider = new QSlider(Qt::Horizontal);
zoomSlider->setMinimum(5);
zoomSlider->setMaximum(50);
zoomSlider->setValue(zoomFactor() * 10);
auto *zoomAction = menu->addAction(tr("Zoom: %1x").arg(zoomFactor()));
connect(zoomAction, &QAction::triggered, this, [zoomSlider]() {
zoomSlider->setValue(10);
});
connect(zoomSlider, &QSlider::valueChanged, this, [this, zoomAction](int value) {
zoomAction->setText(tr("Zoom: %1x").arg(static_cast<qreal>(value) / 10));
setZoomFactor(static_cast<qreal>(value) / 10);
});
auto *zoomWidgetAction = new QWidgetAction(this);
zoomWidgetAction->setDefaultWidget(zoomSlider);
menu->addAction(zoomWidgetAction);
}
menu->setMinimumWidth(250);
menu->exec(event->globalPos());
}
void WebView::triggerViewAction(WebView::ViewAction action)
{
switch(action) {
case GoHome:
load(m_profile->homepage());
break;
case BookmarkPage:
emit newBookmark(this->title(), this->url());
break;
}
}
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