OP-35 Add new method to connection manager to let a plugin initiate a disconnection. Needed for Uploader plugin.

git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@2052 ebee16cc-31ac-478f-84a7-5cbb03baadba

ground/src/plugins/coreplugin/connectionmanager.cpp

@@ -123,6 +123,35 @@ void ConnectionManager::aboutToRemoveObject(QObject *obj)
 {
 }
 
+/**
+*   Method called by plugins who want to force a disconnection. Used
+*   by Uploader gadget for instance.
+*/
+bool ConnectionManager::disconnectDevice()
+{
+
+    // Check if we are currently connected or not
+    if(!m_ioDev)
+    {
+        return false; // We were not connected
+    }
+    else
+    {
+        //signal interested plugins that we are disconnecting the device
+        emit deviceDisconnected();
+        if(m_connectionDevice.connection)
+        {
+            m_connectionDevice.connection->closeDevice(m_connectionDevice.devName);
+            m_ioDev = NULL;
+            m_connectionDevice.connection = NULL;
+        }
+
+        m_connectBtn->setText("Connect");
+        m_availableDevList->setEnabled(true);
+    }
+}
+
+
 /**
 *   Slot called when the user pressed the connect/disconnect button
 */

ground/src/plugins/coreplugin/connectionmanager.h

@@ -69,6 +69,7 @@ public:
     void init();
 
     QIODevice *getCurrentConnection();
+    bool disconnectDevice();
 
 protected:
     void unregisterAll(IConnection *connection);