OP-608

Camera Stabilization settings not being read from CC board into GCS if CC is started first.

Created connection callback only to be called after all plugins are loaded.

ground/openpilotgcs/src/libs/extensionsystem/pluginmanager.cpp

@@ -177,7 +177,7 @@ PluginManager *PluginManager::instance()
     Create a plugin manager. Should be done only once per application.
 */
 PluginManager::PluginManager()
-    : d(new PluginManagerPrivate(this))
+    : d(new PluginManagerPrivate(this)),m_allPluginsLoaded(false)
 {
     m_instance = this;
 }
@@ -586,6 +586,8 @@ void PluginManagerPrivate::loadPlugins()
         loadPlugin(it.previous(), PluginSpec::Running);
     }
     emit q->pluginsChanged();
+    q->m_allPluginsLoaded=true;
+    emit q->pluginsLoadEnded();
 }
 
 /*!

ground/openpilotgcs/src/libs/extensionsystem/pluginmanager.h

@@ -56,7 +56,7 @@ class EXTENSIONSYSTEM_EXPORT PluginManager : public QObject
 
 public:
     static PluginManager *instance();
-
+    bool allPluginsLoaded(){return m_allPluginsLoaded;}
     PluginManager();
     virtual ~PluginManager();
 
@@ -115,6 +115,7 @@ signals:
     void aboutToRemoveObject(QObject *obj);
 
     void pluginsChanged();
+    void pluginsLoadEnded();
 private slots:
     void startTests();
 
@@ -122,6 +123,7 @@ private:
     Internal::PluginManagerPrivate *d;
     static PluginManager *m_instance;
     mutable QReadWriteLock m_lock;
+    bool m_allPluginsLoaded;
 
     friend class Internal::PluginManagerPrivate;
 };

ground/openpilotgcs/src/plugins/coreplugin/connectionmanager.cpp

@@ -38,6 +38,7 @@
 #include <QLabel>
 #include <QHBoxLayout>
 #include <QComboBox>
+#include <QEventLoop>
 
 namespace Core {
 
@@ -333,6 +334,12 @@ void ConnectionManager::registerDevice(IConnection *conn, const QString &devN, c
 */
 void ConnectionManager::devChanged(IConnection *connection)
 {
+    if(!ExtensionSystem::PluginManager::instance()->allPluginsLoaded())
+    {
+        connectionBackup.append(connection);
+        connect(ExtensionSystem::PluginManager::instance(),SIGNAL(pluginsLoadEnded()),this,SLOT(connectionsCallBack()),Qt::UniqueConnection);
+        return;
+    }
     //clear device list combobox
     m_availableDevList->clear();
 
@@ -381,4 +388,14 @@ void ConnectionManager::devChanged(IConnection *connection)
         m_connectBtn->setEnabled(false);
 }
 
+}
+
+void Core::ConnectionManager::connectionsCallBack()
+{
+    foreach(IConnection * con,connectionBackup)
+    {
+        devChanged(con);
+    }
+    connectionBackup.clear();
+    disconnect(ExtensionSystem::PluginManager::instance(),SIGNAL(pluginsLoadEnded()),this,SLOT(connectionsCallBack()));
 } //namespace Core

ground/openpilotgcs/src/plugins/coreplugin/connectionmanager.h

@@ -98,7 +98,7 @@ private slots:
 
 //	void onConnectionClosed(QObject *obj);
 	void onConnectionDestroyed(QObject *obj);
-
+        void connectionsCallBack(); //used to call devChange after all the plugins are loaded
 protected:
     QComboBox *m_availableDevList;
     QPushButton *m_connectBtn;
@@ -114,6 +114,7 @@ protected:
 private:
 	bool connectDevice();
         Internal::MainWindow *m_mainWindow;
+        QList <IConnection *> connectionBackup;
 
 };