void HelpPlugin::resetFilter()
{
const QString &filterInternal = QString::fromLatin1("Qt Creator %1.%2.%3")
.arg(IDE_VERSION_MAJOR).arg(IDE_VERSION_MINOR).arg(IDE_VERSION_RELEASE);
QRegExp filterRegExp(QLatin1String("Qt Creator \\d*\\.\\d*\\.\\d*"));
QHelpEngineCore *engine = &LocalHelpManager::helpEngine();
const QStringList &filters = engine->customFilters();
foreach (const QString &filter, filters) {
if (filterRegExp.exactMatch(filter) && filter != filterInternal)
engine->removeCustomFilter(filter);
}
// we added a filter at some point, remove previously added filter
if (engine->customValue(Help::Constants::WeAddedFilterKey).toInt() == 1) {
const QString &filter =
engine->customValue(Help::Constants::PreviousFilterNameKey).toString();
if (!filter.isEmpty())
engine->removeCustomFilter(filter);
}
// potentially remove a filter with new name
const QString filterName = tr("Unfiltered");
engine->removeCustomFilter(filterName);
engine->addCustomFilter(filterName, QStringList());
engine->setCustomValue(Help::Constants::WeAddedFilterKey, 1);
engine->setCustomValue(Help::Constants::PreviousFilterNameKey, filterName);
engine->setCurrentFilter(filterName);
LocalHelpManager::updateFilterModel();
connect(engine, &QHelpEngineCore::setupFinished,
LocalHelpManager::instance(), &LocalHelpManager::updateFilterModel);
}
void FilterSettingsPage::apply()
{
bool changed = m_filterMap.count() != m_filterMapBackup.count();
if (!changed) {
FilterMap::const_iterator it = m_filterMapBackup.constBegin();
for (; it != m_filterMapBackup.constEnd() && !changed; ++it) {
if (m_filterMap.contains(it.key())) {
const QStringList &a = it.value();
const QStringList &b = m_filterMap.value(it.key());
if (a.count() == b.count()) {
QStringList::const_iterator i = a.constBegin();
for (; i != a.constEnd() && !changed; ++i) {
if (b.contains(*i))
continue;
changed = true;
}
} else {
changed = true;
}
} else {
changed = true;
}
}
}
if (changed) {
QHelpEngineCore *engine = &LocalHelpManager::helpEngine();
foreach (const QString &filter, m_removedFilters)
engine->removeCustomFilter(filter);
FilterMap::const_iterator it;
for (it = m_filterMap.constBegin(); it != m_filterMap.constEnd(); ++it)
engine->addCustomFilter(it.key(), it.value());
// emit this signal to the help plugin, since we don't want
// to force gui help engine setup if we are not in help mode
emit filtersChanged();
}
}
