Backport open pages switcher from Qt Creator.

Reviewed-by: ck

8 files changed, 403 insertions, 30 deletions

diff --git a/tools/assistant/tools/assistant/assistant.pro b/tools/assistant/tools/assistant/assistant.pro
index af306a5..97d88dc 100644
--- a/tools/assistant/tools/assistant/assistant.pro
+++ b/tools/assistant/tools/assistant/assistant.pro
@@ -47,7 +47,8 @@ HEADERS += aboutdialog.h \
     openpagesmodel.h \
     globalactions.h \
     openpageswidget.h \
-    openpagesmanager.h
+    openpagesmanager.h \
+    openpagesswitcher.h
 win32:HEADERS += remotecontrol_win.h
 
 SOURCES += aboutdialog.cpp \
@@ -78,7 +79,8 @@ SOURCES += aboutdialog.cpp \
     openpagesmodel.cpp \
     globalactions.cpp \
     openpageswidget.cpp \
-    openpagesmanager.cpp
+    openpagesmanager.cpp \
+    openpagesswitcher.cpp
 contains(QT_CONFIG, webkit) {
     SOURCES += helpviewer_qwv.cpp
 } else {
diff --git a/tools/assistant/tools/assistant/mainwindow.cpp b/tools/assistant/tools/assistant/mainwindow.cpp
index ca10d38..e436201 100644
--- a/tools/assistant/tools/assistant/mainwindow.cpp
+++ b/tools/assistant/tools/assistant/mainwindow.cpp
@@ -79,6 +79,7 @@
 #include <QtGui/QMenuBar>
 #include <QtGui/QMessageBox>
 #include <QtGui/QProgressBar>
+#include <QtGui/QShortcut>
 #include <QtGui/QStatusBar>
 #include <QtGui/QToolBar>
 #include <QtGui/QToolButton>
@@ -516,6 +517,18 @@ void MainWindow::setupActions()
     tmp->setShortcuts(QList<QKeySequence>() << QKeySequence(tr("Ctrl+Alt+Left"))
         << QKeySequence(Qt::CTRL + Qt::Key_PageUp));
 
+#ifdef Q_WS_MAC
+    QShortcut *sct = new QShortcut(QKeySequence(Qt::ALT + Qt::Key_Tab), this);
+    connect(sct, SIGNAL(activated()), openPages, SLOT(nextPageWithSwitcher()));
+    sct = new QShortcut(QKeySequence(Qt::ALT + Qt::SHIFT + Qt::Key_Tab), this);
+    connect(sct, SIGNAL(activated()), openPages, SLOT(previousPageWithSwitcher()));
+#else
+    QShortcut *sct = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Tab), this);
+    connect(sct, SIGNAL(activated()), openPages, SLOT(nextPageWithSwitcher()));
+    sct = new QShortcut(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_Tab), this);
+    connect(sct, SIGNAL(activated()), openPages, SLOT(previousPageWithSwitcher()));
+#endif
+
     BookmarkManager::instance()->takeBookmarksMenu(menuBar()->addMenu(tr("&Bookmarks")));
 
     menu = menuBar()->addMenu(tr("&Help"));
diff --git a/tools/assistant/tools/assistant/openpagesmanager.cpp b/tools/assistant/tools/assistant/openpagesmanager.cpp
index 490fddd..6b08c46 100644
--- a/tools/assistant/tools/assistant/openpagesmanager.cpp
+++ b/tools/assistant/tools/assistant/openpagesmanager.cpp
@@ -38,20 +38,25 @@
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
+
 #include "openpagesmanager.h"
- 
+
 #include "centralwidget.h"
 #include "helpenginewrapper.h"
 #include "helpviewer.h"
 #include "openpagesmodel.h"
+#include "openpagesswitcher.h"
 #include "openpageswidget.h"
 #include "tracer.h"
 #include "../shared/collectionconfiguration.h"
 
+#include <QtGui/QApplication>
 #include <QtGui/QTreeView>
- 
+
 QT_BEGIN_NAMESPACE
 
+OpenPagesManager *OpenPagesManager::m_instance = 0;
+
 OpenPagesManager *OpenPagesManager::createInstance(QObject *parent,
                       bool defaultCollection, const QUrl &cmdLineUrl)
 {
@@ -70,25 +75,43 @@ OpenPagesManager *OpenPagesManager::instance()
 
 OpenPagesManager::OpenPagesManager(QObject *parent, bool defaultCollection,
                                    const QUrl &cmdLineUrl)
-    : QObject(parent), m_model(new OpenPagesModel(this)),
-      m_openPagesWidget(new OpenPagesWidget(m_model))
+    : QObject(parent)
+    , m_model(new OpenPagesModel(this))
+    , m_openPagesWidget(0)
+    , m_openPagesSwitcher(0)
 {
     TRACE_OBJ
+    m_openPagesWidget = new OpenPagesWidget(m_model);
+    m_openPagesWidget->setFrameStyle(QFrame::NoFrame);
     connect(m_openPagesWidget, SIGNAL(setCurrentPage(QModelIndex)), this,
             SLOT(setCurrentPage(QModelIndex)));
     connect(m_openPagesWidget, SIGNAL(closePage(QModelIndex)), this,
             SLOT(closePage(QModelIndex)));
     connect(m_openPagesWidget, SIGNAL(closePagesExcept(QModelIndex)), this,
             SLOT(closePagesExcept(QModelIndex)));
+
+    m_openPagesSwitcher = new OpenPagesSwitcher(m_model);
+    connect(m_openPagesSwitcher, SIGNAL(closePage(QModelIndex)), this,
+        SLOT(closePage(QModelIndex)));
+    connect(m_openPagesSwitcher, SIGNAL(setCurrentPage(QModelIndex)), this,
+        SLOT(setCurrentPage(QModelIndex)));
+
     setupInitialPages(defaultCollection, cmdLineUrl);
 }
- 
+
+OpenPagesManager ::~OpenPagesManager()
+{
+    TRACE_OBJ
+    m_instance = 0;
+    delete m_openPagesSwitcher;
+}
+
 int OpenPagesManager::pageCount() const
 {
     TRACE_OBJ
     return m_model->rowCount();
 }
- 
+
 void OpenPagesManager::setupInitialPages(bool defaultCollection,
             const QUrl &cmdLineUrl)
 {
@@ -145,6 +168,7 @@ void OpenPagesManager::setupInitialPages(bool defaultCollection,
     for (int i = 0; i < m_model->rowCount(); ++i)
         CentralWidget::instance()->addPage(m_model->pageAt(i));
     setCurrentPage(initialPage);
+    m_openPagesSwitcher->selectCurrentPage();
 }
 
 HelpViewer *OpenPagesManager::createPage()
@@ -202,13 +226,12 @@ void OpenPagesManager::reloadPages(const QString &nameSpace)
 {
     TRACE_OBJ
     closeOrReloadPages(nameSpace, true);
-    selectCurrentPage();
+    m_openPagesWidget->selectCurrentPage();
 }
 
 void OpenPagesManager::closeOrReloadPages(const QString &nameSpace, bool tryReload)
 {
     TRACE_OBJ
-
     for (int i = m_model->rowCount() - 1; i >= 0; --i) {
         HelpViewer *page = m_model->pageAt(i);
         if (page->source().host() != nameSpace)
@@ -234,27 +257,15 @@ bool OpenPagesManager::pagesOpenForNamespace(const QString &nameSpace) const
 void OpenPagesManager::setCurrentPage(const QModelIndex &index)
 {
     TRACE_OBJ
-    if (!index.isValid())
-        return;
-    HelpViewer * const page = m_model->pageAt(index.row());
-    CentralWidget::instance()->setCurrentPage(page);
+    if (index.isValid())
+        setCurrentPage(index.row());
 }
 
 void OpenPagesManager::setCurrentPage(int index)
 {
     TRACE_OBJ
     CentralWidget::instance()->setCurrentPage(m_model->pageAt(index));
-    selectCurrentPage();
-}
-
-void OpenPagesManager::selectCurrentPage()
-{
-    TRACE_OBJ
-    QItemSelectionModel * const selModel = m_openPagesWidget->selectionModel();
-    selModel->clearSelection();
-    selModel->select(m_model->index(CentralWidget::instance()->currentIndex(), 0),
-        QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
-    m_openPagesWidget->scrollTo(m_openPagesWidget->currentIndex());
+    m_openPagesWidget->selectCurrentPage();
 }
 
 void OpenPagesManager::removePage(int index)
@@ -262,7 +273,7 @@ void OpenPagesManager::removePage(int index)
     TRACE_OBJ
     CentralWidget::instance()->removePage(index);
     m_model->removePage(index);
-    selectCurrentPage();
+    m_openPagesWidget->selectCurrentPage();
 }
 
 
@@ -294,12 +305,36 @@ void OpenPagesManager::nextPage()
     nextOrPreviousPage(1);
 }
 
+void OpenPagesManager::nextPageWithSwitcher()
+{
+    TRACE_OBJ
+    if (!m_openPagesSwitcher->isVisible()) {
+        m_openPagesSwitcher->selectCurrentPage();
+        m_openPagesSwitcher->gotoNextPage();
+        showSwitcherOrSelectPage();
+    } else {
+        m_openPagesSwitcher->gotoNextPage();
+    }
+}
+
 void OpenPagesManager::previousPage()
 {
     TRACE_OBJ
     nextOrPreviousPage(-1);
 }
 
+void OpenPagesManager::previousPageWithSwitcher()
+{
+    TRACE_OBJ
+    if (!m_openPagesSwitcher->isVisible()) {
+        m_openPagesSwitcher->selectCurrentPage();
+        m_openPagesSwitcher->gotoPreviousPage();
+        showSwitcherOrSelectPage();
+    } else {
+        m_openPagesSwitcher->gotoPreviousPage();
+    }
+}
+
 void OpenPagesManager::nextOrPreviousPage(int offset)
 {
     TRACE_OBJ
@@ -307,6 +342,19 @@ void OpenPagesManager::nextOrPreviousPage(int offset)
         + m_model->rowCount()) % m_model->rowCount());
 }
 
-OpenPagesManager *OpenPagesManager::m_instance = 0;
+void OpenPagesManager::showSwitcherOrSelectPage() const
+{
+    TRACE_OBJ
+    if (QApplication::keyboardModifiers() != Qt::NoModifier) {
+        const int width = CentralWidget::instance()->width();
+        const int height = CentralWidget::instance()->height();
+        const QPoint p(CentralWidget::instance()->mapToGlobal(QPoint(0, 0)));
+        m_openPagesSwitcher->move((width - m_openPagesSwitcher->width()) / 2 + p.x(),
+            (height - m_openPagesSwitcher->height()) / 2 + p.y());
+        m_openPagesSwitcher->setVisible(true);
+    } else {
+        m_openPagesSwitcher->selectAndHide();
+    }
+}
 
 QT_END_NAMESPACE
diff --git a/tools/assistant/tools/assistant/openpagesmanager.h b/tools/assistant/tools/assistant/openpagesmanager.h
index 0ae3180..56a1ce7 100644
--- a/tools/assistant/tools/assistant/openpagesmanager.h
+++ b/tools/assistant/tools/assistant/openpagesmanager.h
@@ -52,6 +52,7 @@ class QUrl;
 
 class HelpViewer;
 class OpenPagesModel;
+class OpenPagesSwitcher;
 class OpenPagesWidget;
 
 class OpenPagesManager : public QObject
@@ -76,8 +77,11 @@ public slots:
     HelpViewer *createNewPageFromSearch(const QUrl &url);
     HelpViewer *createPage();
     void closeCurrentPage();
+
     void nextPage();
+    void nextPageWithSwitcher();
     void previousPage();
+    void previousPageWithSwitcher();
 
 private slots:
     void setCurrentPage(const QModelIndex &index);
@@ -87,13 +91,18 @@ private slots:
 private:
     OpenPagesManager(QObject *parent, bool defaultCollection,
         const QUrl &cmdLineUrl);
+    ~OpenPagesManager();
+
     void setupInitialPages(bool defaultCollection, const QUrl &cmdLineUrl);
     void closeOrReloadPages(const QString &nameSpace, bool tryReload);
-    void selectCurrentPage();
     void removePage(int index);
+
     void nextOrPreviousPage(int offset);
+    void showSwitcherOrSelectPage() const;
+
     OpenPagesModel *m_model;
     OpenPagesWidget *m_openPagesWidget;
+    OpenPagesSwitcher *m_openPagesSwitcher;
 
     static OpenPagesManager *m_instance;
 };
diff --git a/tools/assistant/tools/assistant/openpagesswitcher.cpp b/tools/assistant/tools/assistant/openpagesswitcher.cpp
new file mode 100644
index 0000000..d4b7d82
--- /dev/null
+++ b/tools/assistant/tools/assistant/openpagesswitcher.cpp
@@ -0,0 +1,194 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Assistant module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "openpagesswitcher.h"
+
+#include "centralwidget.h"
+#include "openpagesmodel.h"
+#include "openpageswidget.h"
+#include "tracer.h"
+
+#include <QtCore/QEvent>
+
+#include <QtGui/QKeyEvent>
+#include <QtGui/QVBoxLayout>
+
+QT_BEGIN_NAMESPACE
+
+const int gWidth = 300;
+const int gHeight = 200;
+
+OpenPagesSwitcher::OpenPagesSwitcher(OpenPagesModel *model)
+    : QFrame(0, Qt::Popup)
+    , m_openPagesModel(model)
+{
+    TRACE_OBJ
+    resize(gWidth, gHeight);
+
+    m_openPagesWidget = new OpenPagesWidget(m_openPagesModel);
+
+    // We disable the frame on this list view and use a QFrame around it instead.
+    // This improves the look with QGTKStyle.
+#ifndef Q_WS_MAC
+    setFrameStyle(m_openPagesWidget->frameStyle());
+#endif
+    m_openPagesWidget->setFrameStyle(QFrame::NoFrame);
+
+    m_openPagesWidget->allowContextMenu(false);
+    m_openPagesWidget->installEventFilter(this);
+
+    QVBoxLayout *layout = new QVBoxLayout(this);
+    layout->setMargin(0);
+    layout->addWidget(m_openPagesWidget);
+
+    connect(m_openPagesWidget, SIGNAL(closePage(QModelIndex)), this,
+        SIGNAL(closePage(QModelIndex)));
+    connect(m_openPagesWidget, SIGNAL(setCurrentPage(QModelIndex)), this,
+        SIGNAL(setCurrentPage(QModelIndex)));
+}
+
+OpenPagesSwitcher::~OpenPagesSwitcher()
+{
+    TRACE_OBJ
+}
+
+void OpenPagesSwitcher::gotoNextPage()
+{
+    TRACE_OBJ
+    selectPageUpDown(1);
+}
+
+void OpenPagesSwitcher::gotoPreviousPage()
+{
+    TRACE_OBJ
+    selectPageUpDown(-1);
+}
+
+void OpenPagesSwitcher::selectAndHide()
+{
+    TRACE_OBJ
+    setVisible(false);
+    emit setCurrentPage(m_openPagesWidget->currentIndex());
+}
+
+void OpenPagesSwitcher::selectCurrentPage()
+{
+    TRACE_OBJ
+    m_openPagesWidget->selectCurrentPage();
+}
+
+void OpenPagesSwitcher::setVisible(bool visible)
+{
+    TRACE_OBJ
+    QWidget::setVisible(visible);
+    if (visible)
+        setFocus();
+}
+
+void OpenPagesSwitcher::focusInEvent(QFocusEvent *event)
+{
+    TRACE_OBJ
+    Q_UNUSED(event)
+    m_openPagesWidget->setFocus();
+}
+
+bool OpenPagesSwitcher::eventFilter(QObject *object, QEvent *event)
+{
+    TRACE_OBJ
+    if (object == m_openPagesWidget) {
+        if (event->type() == QEvent::KeyPress) {
+            QKeyEvent *ke = static_cast<QKeyEvent*>(event);
+            if (ke->key() == Qt::Key_Escape) {
+                setVisible(false);
+                return true;
+            }
+
+            const int key = ke->key();
+            if (key == Qt::Key_Return || key == Qt::Key_Enter || key == Qt::Key_Space) {
+                emit setCurrentPage(m_openPagesWidget->currentIndex());
+                return true;
+            }
+
+            Qt::KeyboardModifier modifier = Qt::ControlModifier;
+#ifdef Q_WS_MAC
+            modifier = Qt::AltModifier;
+#endif
+            if (key == Qt::Key_Backtab
+                && (ke->modifiers() == (modifier | Qt::ShiftModifier)))
+                gotoPreviousPage();
+            else if (key == Qt::Key_Tab && (ke->modifiers() == modifier))
+                gotoNextPage();
+        } else if (event->type() == QEvent::KeyRelease) {
+            QKeyEvent *ke = static_cast<QKeyEvent*>(event);
+            if (ke->modifiers() == 0
+               /*HACK this is to overcome some event inconsistencies between platforms*/
+               || (ke->modifiers() == Qt::AltModifier
+               && (ke->key() == Qt::Key_Alt || ke->key() == -1))) {
+                selectAndHide();
+            }
+        }
+    }
+    return QWidget::eventFilter(object, event);
+}
+
+void OpenPagesSwitcher::selectPageUpDown(int summand)
+{
+    TRACE_OBJ
+    const int pageCount = m_openPagesModel->rowCount();
+    if (pageCount < 2)
+        return;
+
+    const QModelIndexList &list = m_openPagesWidget->selectionModel()->selectedIndexes();
+    if (list.isEmpty())
+        return;
+
+    QModelIndex index = list.first();
+    if (!index.isValid())
+        return;
+
+    index = m_openPagesModel->index((index.row() + summand + pageCount) % pageCount, 0);
+    if (index.isValid()) {
+        m_openPagesWidget->setCurrentIndex(index);
+        m_openPagesWidget->scrollTo(index, QAbstractItemView::PositionAtCenter);
+    }
+}
+
+QT_END_NAMESPACE
diff --git a/tools/assistant/tools/assistant/openpagesswitcher.h b/tools/assistant/tools/assistant/openpagesswitcher.h
new file mode 100644
index 0000000..e27db6b
--- /dev/null
+++ b/tools/assistant/tools/assistant/openpagesswitcher.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Assistant module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef OPENPAGESSWITCHER_H
+#define OPENPAGESSWITCHER_H
+
+#include <QtGui/QFrame>
+
+QT_BEGIN_NAMESPACE
+
+class OpenPagesModel;
+class OpenPagesWidget;
+class QModelIndex;
+
+class OpenPagesSwitcher : public QFrame
+{
+    Q_OBJECT
+
+public:
+    OpenPagesSwitcher(OpenPagesModel *model);
+    ~OpenPagesSwitcher();
+
+    void gotoNextPage();
+    void gotoPreviousPage();
+
+    void selectAndHide();
+    void selectCurrentPage();
+
+    void setVisible(bool visible);
+    void focusInEvent(QFocusEvent *event);
+    bool eventFilter(QObject *object, QEvent *event);
+
+signals:
+    void closePage(const QModelIndex &index);
+    void setCurrentPage(const QModelIndex &index);
+
+private:
+    void selectPageUpDown(int summand);
+
+private:
+    OpenPagesModel *m_openPagesModel;
+    OpenPagesWidget *m_openPagesWidget;
+};
+
+QT_END_NAMESPACE
+
+#endif  // OPENPAGESSWITCHER_H
diff --git a/tools/assistant/tools/assistant/openpageswidget.cpp b/tools/assistant/tools/assistant/openpageswidget.cpp
index 1a5c292..a68da23 100644
--- a/tools/assistant/tools/assistant/openpageswidget.cpp
+++ b/tools/assistant/tools/assistant/openpageswidget.cpp
@@ -41,6 +41,7 @@
 
 #include "openpageswidget.h"
 
+#include "centralwidget.h"
 #include "openpagesmodel.h"
 #include "tracer.h"
 
@@ -90,15 +91,16 @@ void OpenPagesDelegate::paint(QPainter *painter, const QStyleOptionViewItem &opt
     }
 }
 
+// -- OpenPagesWidget
 
 OpenPagesWidget::OpenPagesWidget(OpenPagesModel *model)
+    : m_allowContextMenu(true)
 {
     TRACE_OBJ
     setModel(model);
     setIndentation(0);
     setItemDelegate((m_delegate = new OpenPagesDelegate(this)));
 
-    setFrameStyle(QFrame::NoFrame);
     setTextElideMode(Qt::ElideMiddle);
     setAttribute(Qt::WA_MacShowFocusRect, false);
 
@@ -129,11 +131,27 @@ OpenPagesWidget::~OpenPagesWidget()
     TRACE_OBJ
 }
 
+void OpenPagesWidget::selectCurrentPage()
+{
+    TRACE_OBJ
+    QItemSelectionModel * const selModel = selectionModel();
+    selModel->clearSelection();
+    selModel->select(model()->index(CentralWidget::instance()->currentIndex(), 0),
+        QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
+    scrollTo(currentIndex());
+}
+
+void OpenPagesWidget::allowContextMenu(bool ok)
+{
+    TRACE_OBJ
+    m_allowContextMenu = ok;
+}
+
 void OpenPagesWidget::contextMenuRequested(QPoint pos)
 {
     TRACE_OBJ
     QModelIndex index = indexAt(pos);
-    if (!index.isValid())
+    if (!index.isValid() || !m_allowContextMenu)
         return;
 
     if (index.column() == 1)
diff --git a/tools/assistant/tools/assistant/openpageswidget.h b/tools/assistant/tools/assistant/openpageswidget.h
index 46c0022..4b972f3 100644
--- a/tools/assistant/tools/assistant/openpageswidget.h
+++ b/tools/assistant/tools/assistant/openpageswidget.h
@@ -67,6 +67,9 @@ public:
     OpenPagesWidget(OpenPagesModel *model);
     ~OpenPagesWidget();
 
+    void selectCurrentPage();
+    void allowContextMenu(bool ok);
+
 signals:
     void setCurrentPage(const QModelIndex &index);
     void closePage(const QModelIndex &index);
@@ -80,6 +83,7 @@ private slots:
 private:
     bool eventFilter(QObject *obj, QEvent *event);
 
+    bool m_allowContextMenu;
     OpenPagesDelegate *m_delegate;
 };