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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/gitea/aqua/smolbote
*
* SPDX-License-Identifier: GPL-3.0
*/
#include "tabwidget.h"
#include "browser.h"
#include "subwindow.h"
#include "webprofile.h"
#include "webview.h"
#include <QAction>
#include <QContextMenuEvent>
#include <QMenu>
#include <QTabBar>
#include <QWebEngineHistory>
const QLatin1String stylesheet("QTabBar::tab { width: 200px; }");
TabWidget::TabWidget(SubWindow *parent)
: QTabWidget(parent)
, m_parent(parent)
{
setStyleSheet(stylesheet);
setTabsClosable(true);
setTabBarAutoHide(true);
setElideMode(Qt::ElideRight);
setMovable(true);
connect(this, &TabWidget::tabCloseRequested, this, &TabWidget::removeTab);
// when changing tabs, give focus to the widget
// otherwise when closing tabs, the tabwidget will retain focus
connect(this, &TabWidget::currentChanged, this, [this](int index) {
previous = current;
current = index;
/*if(widget(index)) {
widget(index)->setFocus();
}*/
});
// context menu
tabContextMenu = new QMenu(this);
auto *closeTab = tabContextMenu->addAction(tr("Close Tab"));
connect(closeTab, &QAction::triggered, this, [this]() {
removeTab(this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos())));
});
auto *closeTabsLeft = tabContextMenu->addAction(tr("Close Tabs left"));
connect(closeTabsLeft, &QAction::triggered, this, [this]() {
int idx = this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos()));
for(int i = idx - 1; i >= 0; --i) {
removeTab(i);
}
});
auto *closeTabsRight = tabContextMenu->addAction(tr("Close Tabs right"));
connect(closeTabsRight, &QAction::triggered, this, [this]() {
int idx = this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos()));
for(int i = count() - 1; i > idx; --i) {
removeTab(i);
}
});
}
TabWidget::~TabWidget()
{
for(int i = count() - 1; i >= 0; i--) {
delete widget(i);
}
}
void TabWidget::removeTab(int index)
{
// deleting the widget automatically removes the tab?
WebView *w = qobject_cast<WebView *>(widget(index));
TabInformation tab;
tab.profile = w->profile();
tab.title = w->title();
tab.historyIndex = w->history()->currentItemIndex();
QDataStream stream(&tab.historyBuffer, QIODevice::WriteOnly);
stream << *w->history();
m_closedTabs.enqueue(tab);
while(m_closedTabs.length() > 5) {
m_closedTabs.dequeue();
}
setCurrentIndex(previous);
QTabWidget::removeTab(index);
delete w;
}
int TabWidget::restoreLastTab()
{
if(!m_closedTabs.isEmpty()) {
TabInformation tab = m_closedTabs.takeLast();
return addTab(createViewFromInfo(tab, m_parent));
}
return -1;
}
void TabWidget::restoreTabMenu(QMenu *menu)
{
if(m_closedTabs.isEmpty())
return;
for(int i = 0; i < m_closedTabs.count(); ++i) {
auto *openAction = menu->addAction(m_closedTabs.at(i).title);
connect(openAction, &QAction::triggered, this, [this, i]() {
TabInformation tab = m_closedTabs.takeAt(i);
addTab(createViewFromInfo(tab, m_parent));
});
}
menu->addSeparator();
auto *clearTabHistory = menu->addAction(tr("Clear"));
connect(clearTabHistory, &QAction::triggered, this, [this]() {
m_closedTabs.clear();
});
}
void TabWidget::contextMenuEvent(QContextMenuEvent *event)
{
// check if the context menu was called on a tab
int tabIndex = tabBar()->tabAt(event->pos());
if(tabIndex < 0) {
return;
}
tabContextMenu->exec(event->globalPos());
}
void TabWidget::mousePressEvent(QMouseEvent *event)
{
if(event->button() == Qt::MiddleButton) {
int index = tabBar()->tabAt(event->pos());
if(index >= 0) {
removeTab(index);
}
event->accept();
return;
}
QTabWidget::mousePressEvent(event);
}
WebView *TabWidget::createViewFromInfo(TabWidget::TabInformation &tab, SubWindow *parent)
{
auto *view = new WebView(tab.profile, std::bind(&SubWindow::createView, parent, std::placeholders::_1), parent);
QDataStream stream(&tab.historyBuffer, QIODevice::ReadOnly);
stream >> *view->history();
view->history()->goToItem(view->history()->itemAt(tab.historyIndex));
return view;
}
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