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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "navigationtreeview.h"
#include <QHeaderView>
#include <QFocusEvent>
#ifdef Q_OS_MAC
#include <QKeyEvent>
#endif
/*!
\class Utils::NavigationTreeView
\brief General TreeView for any Side Bar widget.
Common initialization etc, e.g. Mac specific behaviour.
\sa Core::NavigationView, Core::INavigationWidgetFactory
*/
namespace Utils {
NavigationTreeView::NavigationTreeView(QWidget *parent)
: QTreeView(parent)
{
setFrameStyle(QFrame::NoFrame);
setIndentation(indentation() * 9/10);
setUniformRowHeights(true);
setTextElideMode(Qt::ElideNone);
setAttribute(Qt::WA_MacShowFocusRect, false);
setHeaderHidden(true);
// We let the column adjust to contents, but note
// the setting of a minimum size in resizeEvent()
header()->setResizeMode(QHeaderView::ResizeToContents);
header()->setStretchLastSection(false);
}
// This is a workaround to stop Qt from redrawing the project tree every
// time the user opens or closes a menu when it has focus. Would be nicer to
// fix it in Qt.
void NavigationTreeView::focusInEvent(QFocusEvent *event)
{
if (event->reason() != Qt::PopupFocusReason)
QTreeView::focusInEvent(event);
}
void NavigationTreeView::focusOutEvent(QFocusEvent *event)
{
if (event->reason() != Qt::PopupFocusReason)
QTreeView::focusOutEvent(event);
}
void NavigationTreeView::resizeEvent(QResizeEvent *event)
{
header()->setMinimumSectionSize(viewport()->width());
QTreeView::resizeEvent(event);
}
#ifdef Q_OS_MAC
void NavigationTreeView::keyPressEvent(QKeyEvent *event)
{
if ((event->key() == Qt::Key_Return
|| event->key() == Qt::Key_Enter)
&& event->modifiers() == 0
&& currentIndex().isValid()
&& state() != QAbstractItemView::EditingState) {
emit activated(currentIndex());
return;
}
QTreeView::keyPressEvent(event);
}
#endif
} // namespace Utils
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