Developer mode: Asynchronous D-Bus installed check

[systemsettings] Make developer mode install check asynchronous

src/developermodesettings.cpp

@@ -62,6 +62,7 @@
 #define STORE_CLIENT_INSTALL_PACKAGE_RESULT "installPackageResult"
 #define STORE_CLIENT_REMOVE_PACKAGE_RESULT "removePackageResult"
 #define STORE_CLIENT_PACKAGE_PROGRESS_CHANGED "packageProgressChanged"
+#define STORE_CLIENT_CHECK_INSTALLED_RESULT "checkInstalledResult"
 
 /* D-Bus service */
 #define USB_MODED_SERVICE "com.meego.usb_moded"
@@ -93,6 +94,9 @@ DeveloperModeSettingsWorker::DeveloperModeSettingsWorker(QObject *parent)
     m_sessionBus.connect("", "", STORE_CLIENT_INTERFACE,
             STORE_CLIENT_PACKAGE_PROGRESS_CHANGED,
             this, SLOT(onPackageProgressChanged(QString, int)));
+    m_sessionBus.connect("", "", STORE_CLIENT_INTERFACE,
+            STORE_CLIENT_CHECK_INSTALLED_RESULT,
+            this, SLOT(onCheckInstalledResult(QString, bool)));
 }
 
 void
@@ -107,13 +111,7 @@ DeveloperModeSettingsWorker::retrieveDeveloperModeStatus()
     m_working = true;
     emit progressChanged(PROGRESS_INDETERMINATE);
     emit statusChanged(true, DeveloperModeSettings::CheckingStatus);
-
-    QDBusReply<bool> enabled = m_storeClient.call(STORE_CLIENT_CHECK_INSTALLED,
-            DEVELOPER_MODE_PACKAGE);
-
-    emit statusChanged(false, DeveloperModeSettings::Idle);
-    emit developerModeEnabledChanged(enabled.value());
-    m_working = false;
+    m_storeClient.call(STORE_CLIENT_CHECK_INSTALLED, DEVELOPER_MODE_PACKAGE);
 }
 
 void
@@ -181,6 +179,17 @@ DeveloperModeSettingsWorker::onPackageProgressChanged(QString packageName, int p
     }
 }
 
+void
+DeveloperModeSettingsWorker::onCheckInstalledResult(QString packageName, bool installed)
+{
+    qDebug() << "onCheckInstalledResult:" << packageName << installed;
+    if (packageName == DEVELOPER_MODE_PACKAGE) {
+        emit statusChanged(false, DeveloperModeSettings::Idle);
+        emit developerModeEnabledChanged(installed);
+        m_working = false;
+    }
+}
+
 static QMap<QString,QString>
 enumerate_network_interfaces()
 {

src/developermodesettings.h

@@ -155,6 +155,7 @@ public slots:
     void onInstallPackageResult(QString packageName, bool success);
     void onRemovePackageResult(QString packageName, bool success);
     void onPackageProgressChanged(QString packageName, int progress);
+    void onCheckInstalledResult(QString packageName, bool installed);
 
 signals:
     void statusChanged(bool working, enum DeveloperModeSettings::Status status);