Method ManPageDocumentationWidget

plugins/manpage/manpagedocumentationwidget.cpp:19–55

#include <QTreeView>

ManPageDocumentationWidget::ManPageDocumentationWidget(QWidget *parent)
    : QStackedWidget(parent)
    , m_loadingWidget(nullptr)
{
    ManPageModel* model = ManPageDocumentation::s_provider->model();
    m_treeView = new QTreeView(this);
    m_treeView->viewport()->installEventFilter(this);
    m_treeView->header()->setVisible(false);
    connect(m_treeView, &QTreeView::clicked, model, &ManPageModel::showItem);
    addWidget(m_treeView);
    if(!model->isLoaded()){
        m_loadingWidget = new QWidget(this);
        m_progressBar = new QProgressBar(m_loadingWidget);
        m_statusLabel = new QLabel(i18n("Loading man pages..."));
        if(model->sectionCount() == 0){
            connect(model, &ManPageModel::sectionListUpdated, this, &ManPageDocumentationWidget::sectionListUpdated );
        } else {
            sectionListUpdated();
        }
        connect(model, &ManPageModel::sectionParsed, this, &ManPageDocumentationWidget::sectionParsed );
        connect(model, &ManPageModel::manPagesLoaded, this, &ManPageDocumentationWidget::manIndexLoaded);
        connect(model, &ManPageModel::error, this, &ManPageDocumentationWidget::handleError);
        m_statusLabel->setAlignment(Qt::AlignHCenter);
        auto* layout = new QVBoxLayout();
        layout->addWidget(m_statusLabel);
        layout->addWidget(m_progressBar);
        layout->addStretch();
        m_loadingWidget->setLayout(layout);
        addWidget(m_loadingWidget);
        setCurrentWidget(m_loadingWidget);
        if(model->hasError())
            handleError(model->errorString());
    } else {
        manIndexLoaded();
    }

}

void ManPageDocumentationWidget::manIndexLoaded()
{