Rename variables to improve readability of Dolphin::attachToExistingInstance

Services and interfaces are not the same thing. Also clarify the name of
dbus replies.
This commit is contained in:
Elvis Angelaccio 2019-12-23 20:08:41 +01:00
parent 151a17e048
commit 224028d931

View file

@ -77,39 +77,39 @@ bool Dolphin::attachToExistingInstance(const QList<QUrl>& inputUrls, bool openFi
return false; return false;
} }
QVector<QPair<QSharedPointer<QDBusInterface>, QStringList>> dolphinServices; QVector<QPair<QSharedPointer<QDBusInterface>, QStringList>> dolphinInterfaces;
if (!preferredService.isEmpty()) { if (!preferredService.isEmpty()) {
QSharedPointer<QDBusInterface> preferred( QSharedPointer<QDBusInterface> preferredInterface(
new QDBusInterface(preferredService, new QDBusInterface(preferredService,
QStringLiteral("/dolphin/Dolphin_1"), QStringLiteral("/dolphin/Dolphin_1"),
QString()) // #414402: use empty interface name to prevent QtDBus from caching the interface. QString()) // #414402: use empty interface name to prevent QtDBus from caching the interface.
); );
if (preferred->isValid() && !preferred->lastError().isValid()) { if (preferredInterface->isValid() && !preferredInterface->lastError().isValid()) {
dolphinServices.append(qMakePair(preferred, QStringList())); dolphinInterfaces.append(qMakePair(preferredInterface, QStringList()));
} }
} }
// find all dolphin instances // Look for dolphin instances among all available dbus services.
const QStringList services = QDBusConnection::sessionBus().interface()->registeredServiceNames().value(); const QStringList dbusServices = QDBusConnection::sessionBus().interface()->registeredServiceNames().value();
// Don't match the service without trailing "-" (unique instance) // Don't match the service without trailing "-" (unique instance)
const QString pattern = QStringLiteral("org.kde.dolphin-"); const QString pattern = QStringLiteral("org.kde.dolphin-");
// Don't match the pid without leading "-" // Don't match the pid without leading "-"
const QString myPid = QLatin1Char('-') + QString::number(QCoreApplication::applicationPid()); const QString myPid = QLatin1Char('-') + QString::number(QCoreApplication::applicationPid());
for (const QString& service : services) { for (const QString& service : dbusServices) {
if (service.startsWith(pattern) && !service.endsWith(myPid)) { if (service.startsWith(pattern) && !service.endsWith(myPid)) {
// Check if instance can handle our URLs // Check if instance can handle our URLs
QSharedPointer<QDBusInterface> instance( QSharedPointer<QDBusInterface> interface(
new QDBusInterface(service, new QDBusInterface(service,
QStringLiteral("/dolphin/Dolphin_1"), QStringLiteral("/dolphin/Dolphin_1"),
QStringLiteral("org.kde.dolphin.MainWindow")) QStringLiteral("org.kde.dolphin.MainWindow"))
); );
if (instance->isValid() && !instance->lastError().isValid()) { if (interface->isValid() && !interface->lastError().isValid()) {
dolphinServices.append(qMakePair(instance, QStringList())); dolphinInterfaces.append(qMakePair(interface, QStringList()));
} }
} }
} }
if (dolphinServices.isEmpty()) { if (dolphinInterfaces.isEmpty()) {
return false; return false;
} }
@ -119,10 +119,10 @@ bool Dolphin::attachToExistingInstance(const QList<QUrl>& inputUrls, bool openFi
const auto urls = QUrl::toStringList(inputUrls); const auto urls = QUrl::toStringList(inputUrls);
for (const QString& url : urls) { for (const QString& url : urls) {
bool urlFound = false; bool urlFound = false;
for (auto& service: dolphinServices) { for (auto& interface: dolphinInterfaces) {
QDBusReply<bool> isUrlOpen = service.first->call(QStringLiteral("isUrlOpen"), url); QDBusReply<bool> isUrlOpenReply = interface.first->call(QStringLiteral("isUrlOpen"), url);
if (isUrlOpen.isValid() && isUrlOpen.value()) { if (isUrlOpenReply.isValid() && isUrlOpenReply.value()) {
service.second.append(url); interface.second.append(url);
urlFound = true; urlFound = true;
break; break;
} }
@ -131,12 +131,12 @@ bool Dolphin::attachToExistingInstance(const QList<QUrl>& inputUrls, bool openFi
newUrls.append(url); newUrls.append(url);
} }
} }
dolphinServices.front().second << newUrls; dolphinInterfaces.front().second << newUrls;
for (const auto& service: dolphinServices) { for (const auto& interface: dolphinInterfaces) {
if (!service.second.isEmpty()) { if (!interface.second.isEmpty()) {
service.first->call(openFiles ? QStringLiteral("openFiles") : QStringLiteral("openDirectories"), service.second, splitView); interface.first->call(openFiles ? QStringLiteral("openFiles") : QStringLiteral("openDirectories"), interface.second, splitView);
service.first->call(QStringLiteral("activateWindow")); interface.first->call(QStringLiteral("activateWindow"));
} }
} }
return true; return true;