55     , m_indexWidget(HelpEngineWrapper::instance().indexWidget())  in IndexWindow()
71     m_indexWidget->installEventFilter(this);  in IndexWindow()
76     connect(m_indexWidget, &QHelpIndexWidget::documentActivated,  in IndexWindow()
80     connect(m_indexWidget, &QHelpIndexWidget::documentsActivated,  in IndexWindow()
83             m_indexWidget, &QHelpIndexWidget::activateCurrentItem);  in IndexWindow()
84     layout->addWidget(m_indexWidget);  in IndexWindow()
86     m_indexWidget->viewport()->installEventFilter(this);  in IndexWindow()
98         m_indexWidget->filterIndices(filter, filter);  in filterIndices()
100         m_indexWidget->filterIndices(filter, QString());  in filterIndices()
108         QModelIndex idx = m_indexWidget->currentIndex();  in eventFilter()
111             idx = m_indexWidget->model()->index(idx.row()-1,  in eventFilter()
114                 m_indexWidget->setCurrentIndex(idx);  in eventFilter()
119             idx = m_indexWidget->model()->index(idx.row() + 1,  in eventFilter()
122                 m_indexWidget->setCurrentIndex(idx);  in eventFilter()
131     } else if (obj == m_indexWidget && e->type() == QEvent::ContextMenu) {  in eventFilter()
133         QModelIndex idx = m_indexWidget->indexAt(ctxtEvent->pos());  in eventFilter()
138             menu.move(m_indexWidget->mapToGlobal(ctxtEvent->pos()));  in eventFilter()
142                 m_indexWidget->activateCurrentItem();  in eventFilter()
144                 open(m_indexWidget, idx);  in eventFilter()
147     } else if (m_indexWidget && obj == m_indexWidget->viewport()  in eventFilter()
150         QModelIndex idx = m_indexWidget->indexAt(mouseEvent->pos());  in eventFilter()
155                 open(m_indexWidget, idx);  in eventFilter()
160     else if (obj == m_indexWidget && e->type() == QEvent::KeyPress) {  in eventFilter()
163            m_indexWidget->activateCurrentItem();  in eventFilter()