[chronojump] force sensor improved sensitiveness and robustness

[Xavier de Blas <xaviblas src gnome org>]

commit 1261bf7aaa436c5d9a4571ae290667bb72f33bf1
Author: Xavier de Blas <xaviblas gmail com>
Date:   Mon Oct 23 23:12:05 2017 +0200

    force sensor improved sensitiveness and robustness

 src/gui/forceSensor.cs |   54 +++++++++++++++++++++++++++++++++++++++--------
 1 files changed, 44 insertions(+), 10 deletions(-)
---
diff --git a/src/gui/forceSensor.cs b/src/gui/forceSensor.cs
index 04c7218..03286fc 100644
--- a/src/gui/forceSensor.cs
+++ b/src/gui/forceSensor.cs
@@ -76,12 +76,13 @@ public partial class ChronoJumpWindow
 
        //Don't reopen port because arduino makes reset and tare, calibration... is lost
 
+       //Attention: no GTK here!!
        private bool forceSensorConnect()
        {
                LogB.Information(" FS connect 0 ");
                if(chronopicRegister.ConnectedOfType(ChronopicRegisterPort.Types.ARDUINO_FORCE) == null)
                {
-                       new DialogMessage(Constants.MessageTypes.WARNING, "Force sensor is not connected!");
+                       forceSensorOtherMessage = "Force sensor is not connected!";
                        return false;
                }
 
@@ -90,7 +91,7 @@ public partial class ChronoJumpWindow
                LogB.Information(" FS connect 2 ");
                if(forceSensorPortName == null || forceSensorPortName == "")
                {
-                       new DialogMessage(Constants.MessageTypes.WARNING, "Please, select port");
+                       forceSensorOtherMessage = "Please, select port!";
                        return false;
                }
                LogB.Information(" FS connect 3 ");
@@ -154,10 +155,6 @@ public partial class ChronoJumpWindow
                        return;
                }
 
-               if(! portFSOpened)
-                       if(! forceSensorConnect())
-                               return;
-
                capturingForce = forceStatus.STOP;
                forceSensorButtonsSensitive(false);
                forceSensorTimeStart = DateTime.Now;
@@ -195,6 +192,7 @@ public partial class ChronoJumpWindow
                button_force_sensor_calibrate.Sensitive = sensitive;
                button_force_sensor_check_version.Sensitive = sensitive;
                button_execute_test.Sensitive = sensitive;
+               spin_force_sensor_calibration_kg_value.Sensitive = sensitive;
        }
 
        private bool pulseGTKForceSensorOther ()
@@ -235,13 +233,22 @@ public partial class ChronoJumpWindow
        //Attention: no GTK here!!
        private void forceSensorTare()
        {
+               if(! portFSOpened)
+                       if(! forceSensorConnect())
+                               return;
+
                if(! forceSensorSendCommand("tare:", "Taring ...", "Catched force taring"))
                        return;
 
                string str = "";
                do {
                        Thread.Sleep(100); //sleep to let arduino start reading
-                       str = portFS.ReadLine();
+                       try {
+                               str = portFS.ReadLine();
+                       } catch {
+                               forceSensorOtherMessage = "Disconnected";
+                               return;
+                       }
                        LogB.Information("init string: " + str);
                }
                while(! str.Contains("Taring OK"));
@@ -253,6 +260,10 @@ public partial class ChronoJumpWindow
        //Attention: no GTK here!!
        private void forceSensorCalibrate()
        {
+               if(! portFSOpened)
+                       if(! forceSensorConnect())
+                               return;
+
                if(! forceSensorSendCommand("calibrate:" + 
spin_force_sensor_calibration_kg_value.Value.ToString() + ";",
                                        "Calibrating ...", "Catched force calibrating"))
                        return;
@@ -260,7 +271,12 @@ public partial class ChronoJumpWindow
                string str = "";
                do {
                        Thread.Sleep(100); //sleep to let arduino start reading
-                       str = portFS.ReadLine();
+                       try {
+                               str = portFS.ReadLine();
+                       } catch {
+                               forceSensorOtherMessage = "Disconnected";
+                               return;
+                       }
                        LogB.Information("init string: " + str);
                }
                while(! str.Contains("Calibrating OK"));
@@ -272,13 +288,22 @@ public partial class ChronoJumpWindow
        //Attention: no GTK here!!
        private void forceSensorCheckVersion()
        {
+               if(! portFSOpened)
+                       if(! forceSensorConnect())
+                               return;
+
                if(! forceSensorSendCommand("get_version:", "Checking version ...", "Catched checking 
version"))
                        return;
 
                string str = "";
                do {
                        Thread.Sleep(100); //sleep to let arduino start reading
-                       str = portFS.ReadLine().Trim();
+                       try {
+                               str = portFS.ReadLine().Trim();
+                       } catch {
+                               forceSensorOtherMessage = "Disconnected";
+                               return;
+                       }
                        LogB.Information("init string: " + str);
                }
                while(! str.Contains("Force_Sensor-"));
@@ -290,6 +315,10 @@ public partial class ChronoJumpWindow
        //Attention: no GTK here!!
        private void forceSensorCapturePre()
        {
+               if(! portFSOpened)
+                       if(! forceSensorConnect())
+                               return;
+
                forceSensorOtherMessage = "Please, wait ...";
                capturingForce = forceStatus.STARTING;
        }
@@ -340,7 +369,12 @@ public partial class ChronoJumpWindow
                string str = "";
                do {
                        Thread.Sleep(100); //sleep to let arduino start reading
-                       str = portFS.ReadLine();
+                       try {
+                               str = portFS.ReadLine();
+                       } catch {
+                               forceProcessCancel = true;
+                               return;
+                       }
                        LogB.Information("init string: " + str);
                }
                while(! str.Contains("Starting capture"));