Method SearchLineController

ui/searchlinecontroller.cpp:45–77

}

SearchLineController::SearchLineController(QLineEdit *lineEdit, QAbstractItemModel *proxyModel, QTreeView *treeView)
    : QObject(lineEdit)
    , m_lineEdit(lineEdit)
    , m_filterModel(findEffectiveFilterModel(proxyModel))
    , m_targetTreeView(treeView)
{
    Q_ASSERT(lineEdit);
    Q_ASSERT(m_filterModel);

    if (!m_filterModel) {
        QMetaObject::invokeMethod(this, "deleteLater", Qt::QueuedConnection);
        return;
    }

    m_filterModel->setProperty("filterKeyColumn", -1);
    m_filterModel->setProperty("filterCaseSensitivity", Qt::CaseInsensitive);
    activateSearch();

    m_lineEdit->setClearButtonEnabled(true);
    if (m_lineEdit->placeholderText().isEmpty())
        m_lineEdit->setPlaceholderText(tr("Search"));

    auto timer = new QTimer(this);
    timer->setSingleShot(true);
    timer->setInterval(300);
    connect(lineEdit, &QLineEdit::textChanged, timer, [timer] { timer->start(); });
    connect(timer, &QTimer::timeout, this, [this] {
        activateSearch();
        QTimer::singleShot(50, this, [this] {
            onSearchFinished(m_lineEdit->text());
        });
    });
}

SearchLineController::~SearchLineController() = default;