ConfigParamLoading: add retry button

ConnectionControl: on change mav check if full param list needed #2784

Author: meee1

Controls/ConnectionControl.cs

@@ -131,7 +131,9 @@ private void CMB_sysid_SelectedIndexChanged(object sender, EventArgs e)
                     MainV2.comPort.sysidcurrent = temp.sysid;
                     MainV2.comPort.compidcurrent = temp.compid;
 
-                    if (MainV2.comPort.MAV.param.Count == 0 && !(Control.ModifierKeys == Keys.Control))
+                    if (MainV2.comPort.MAV.param.TotalReceived < MainV2.comPort.MAV.param.TotalReported && 
+                        /*MainV2.comPort.MAV.compid == (byte)MAVLink.MAV_COMPONENT.MAV_COMP_ID_AUTOPILOT1 && */
+                        !(Control.ModifierKeys == Keys.Control))
                         MainV2.comPort.getParamList();
 
                     MainV2.View.Reload();

GCSViews/ConfigurationView/ConfigParamLoading.Designer.cs

@@ -46,5 +46,10 @@ private void timer1_Tick(object sender, EventArgs e)
             if (gotAllParams)
                 MainV2.View.Reload();
         }
+
+        private void but_forceparams_Click(object sender, EventArgs e)
+        {
+            MainV2.comPort.getParamList();
+        }
     }
 }