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// Author(s): Rimco Boudewijns
// Copyright: see the accompanying file COPYING or copy at
// https://svn.win.tue.nl/trac/MCRL2/browser/trunk/COPYING
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#include "mcrl2/utilities/extendedtabwidget.h"
#include <QTabBar>
#include <QEvent>
#include <QMouseEvent>
#include <QMenu>
#include <QAction>
using namespace mcrl2::utilities::qt;
ExtendedTabWidget::ExtendedTabWidget(QWidget *parent) :
QTabWidget(parent)
{
setFocusPolicy(Qt::StrongFocus);
tabBar()->installEventFilter(this);
}
bool ExtendedTabWidget::eventFilter(QObject *target, QEvent *event) {
if(target == tabBar()) {
if(event->type() == QEvent::MouseButtonPress) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
if (mouseEvent->button() == Qt::RightButton)
{
QPoint position = mouseEvent->pos();
int clickedItem = -1;
for (int i=0; i < tabBar()->count(); i++)
{
if ( tabBar()->tabRect(i).contains( position ) )
{
clickedItem = i;
break;
}
}
if (clickedItem != -1)
{
QMenu menu(this);
menu.addAction("Close tab");
menu.addSeparator();
menu.addAction("Close all tabs");
menu.addAction("Close other tabs");
menu.addAction("Close tabs on the left");
menu.addAction("Close tabs on the right");
QAction* act = menu.exec(mapToGlobal(position));
if (act != 0)
{
if (act->text() == "Close tab")
{
emit(tabCloseRequested(clickedItem));
}
if (act->text() == "Close all tabs")
{
for (int i = count()-1; i >= 0; i--)
{
emit(tabCloseRequested(i));
}
}
if (act->text() == "Close other tabs")
{
for (int i = count()-1; i >= 0; i--)
{
if (i != clickedItem)
emit(tabCloseRequested(i));
}
}
if (act->text() == "Close tabs on the left")
{
for (int i = clickedItem-1; i >= 0; i--)
{
emit(tabCloseRequested(i));
}
}
if (act->text() == "Close tabs on the right")
{
for (int i = count()-1; i > clickedItem; i--)
{
emit(tabCloseRequested(i));
}
}
}
return true;
}
}
}
}
return false;
}
void ExtendedTabWidget::keyPressEvent(QKeyEvent *event)
{
if (event->matches(QKeySequence::Close) && currentIndex() != -1)
{
emit(tabCloseRequested(currentIndex()));
}
else
{
QTabWidget::keyPressEvent(event);
}
}
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