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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "openpageswidget.h"
#include "helptr.h"
#include <coreplugin/coreconstants.h>
#include <utils/stringutils.h>
#include <QAbstractItemModel>
#include <QApplication>
#include <QMenu>
using namespace Help::Internal;
// -- OpenPagesWidget
OpenPagesWidget::OpenPagesWidget(QAbstractItemModel *sourceModel, QWidget *parent)
: OpenDocumentsTreeView(parent)
, m_allowContextMenu(true)
{
setModel(sourceModel);
setContextMenuPolicy(Qt::CustomContextMenu);
updateCloseButtonVisibility();
connect(this, &OpenDocumentsTreeView::activated,
this, &OpenPagesWidget::handleActivated);
connect(this, &OpenDocumentsTreeView::closeActivated,
this, &OpenPagesWidget::handleCloseActivated);
connect(this, &OpenDocumentsTreeView::customContextMenuRequested,
this, &OpenPagesWidget::contextMenuRequested);
connect(model(), &QAbstractItemModel::rowsInserted,
this, &OpenPagesWidget::updateCloseButtonVisibility);
connect(model(), &QAbstractItemModel::rowsRemoved,
this, &OpenPagesWidget::updateCloseButtonVisibility);
}
OpenPagesWidget::~OpenPagesWidget() = default;
void OpenPagesWidget::selectCurrentPage(int index)
{
QItemSelectionModel * const selModel = selectionModel();
selModel->clearSelection();
selModel->select(model()->index(index, 0),
QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
scrollTo(currentIndex());
}
void OpenPagesWidget::allowContextMenu(bool ok)
{
m_allowContextMenu = ok;
}
// -- private
void OpenPagesWidget::contextMenuRequested(QPoint pos)
{
QModelIndex index = indexAt(pos);
if (!index.isValid() || !m_allowContextMenu)
return;
if (index.column() == 1)
index = index.sibling(index.row(), 0);
QMenu contextMenu;
const QString displayString = Utils::quoteAmpersands(index.data().toString());
QAction *closeEditor = contextMenu.addAction(Tr::tr("Close %1").arg(displayString));
QAction *closeOtherEditors = contextMenu.addAction(
Tr::tr("Close All Except %1").arg(displayString));
if (model()->rowCount() == 1) {
closeEditor->setEnabled(false);
closeOtherEditors->setEnabled(false);
}
QAction *action = contextMenu.exec(mapToGlobal(pos));
if (action == closeEditor)
emit closePage(index);
else if (action == closeOtherEditors)
emit closePagesExcept(index);
}
void OpenPagesWidget::handleActivated(const QModelIndex &index)
{
if (index.column() == 0) {
emit setCurrentPage(index);
} else if (index.column() == 1) { // the funky close button
if (model()->rowCount() > 1)
emit closePage(index);
// work around a bug in itemviews where the delegate wouldn't get the QStyle::State_MouseOver
QWidget *vp = viewport();
const QPoint &cursorPos = QCursor::pos();
QMouseEvent e(QEvent::MouseMove, vp->mapFromGlobal(cursorPos), cursorPos, Qt::NoButton, {}, {});
QCoreApplication::sendEvent(vp, &e);
}
}
void OpenPagesWidget::handleCloseActivated(const QModelIndex &index)
{
if (model()->rowCount() > 1)
emit closePage(index);
}
void OpenPagesWidget::updateCloseButtonVisibility()
{
setCloseButtonVisible(model() && model()->rowCount() > 1);
}
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