void SettingsPage::addCustomFilter()
{
    ILocatorFilter *filter = new DirectoryFilter;
    bool needsRefresh = false;
    if (filter->openConfigDialog(m_page, needsRefresh)) {
        m_filters.append(filter);
        m_addedFilters.append(filter);
        m_customFilters.append(filter);
        m_refreshFilters.append(filter);
        updateFilterList();
    }
}
void LocatorSettingsPage::addCustomFilter()
{
    ILocatorFilter *filter = new DirectoryFilter(
                Id(Constants::CUSTOM_FILTER_BASEID).withSuffix(m_customFilters.size() + 1));
    bool needsRefresh = false;
    if (filter->openConfigDialog(m_widget, needsRefresh)) {
        m_filters.append(filter);
        m_addedFilters.append(filter);
        m_customFilters.append(filter);
        m_refreshFilters.append(filter);
        m_customFilterRoot->appendChild(new FilterItem(filter));
    }
}
void SettingsPage::configureFilter(QListWidgetItem *item)
{
    if (!item)
        item = m_ui.filterList->currentItem();
    QTC_ASSERT(item, return);
    ILocatorFilter *filter = item->data(Qt::UserRole).value<ILocatorFilter *>();
    QTC_ASSERT(filter, return);

    if (!filter->isConfigurable())
        return;
    bool needsRefresh = false;
    filter->openConfigDialog(m_page, needsRefresh);
    if (needsRefresh && !m_refreshFilters.contains(filter))
        m_refreshFilters.append(filter);
    updateFilterList();
}
void LocatorSettingsPage::configureFilter(const QModelIndex &proxyIndex)
{
    const QModelIndex index = m_proxyModel->mapToSource(proxyIndex);
    QTC_ASSERT(index.isValid(), return);
    auto item = dynamic_cast<FilterItem *>(m_model->itemForIndex(index));
    QTC_ASSERT(item, return);
    ILocatorFilter *filter = item->filter();
    QTC_ASSERT(filter->isConfigurable(), return);
    bool includedByDefault = filter->isIncludedByDefault();
    QString shortcutString = filter->shortcutString();
    bool needsRefresh = false;
    filter->openConfigDialog(m_widget, needsRefresh);
    if (needsRefresh && !m_refreshFilters.contains(filter))
        m_refreshFilters.append(filter);
    if (filter->isIncludedByDefault() != includedByDefault)
        item->updateColumn(FilterIncludedByDefault);
    if (filter->shortcutString() != shortcutString)
        item->updateColumn(FilterPrefix);
}