[chronojump] forceSensor filename for images works after capture

[Xavier de Blas <xaviblas src gnome org>]

commit 0fc6e32978998513f0bd60a62c6f40f5271ef19c
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Nov 21 19:45:53 2017 +0100

    forceSensor filename for images works after capture

 src/gui/forceSensor.cs |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/src/gui/forceSensor.cs b/src/gui/forceSensor.cs
index b1b8985..d3dc752 100644
--- a/src/gui/forceSensor.cs
+++ b/src/gui/forceSensor.cs
@@ -523,8 +523,15 @@ public partial class ChronoJumpWindow
                capturingForce = forceStatus.CAPTURING;
 
                Util.CreateForceSensorSessionDirIfNeeded (currentSession.UniqueID);
-               string fileName = Util.GetForceSensorSessionDir(currentSession.UniqueID) + 
Path.DirectorySeparatorChar +
-                       currentPerson.Name + "_" + UtilDate.ToFile(DateTime.Now) + ".csv";
+
+               string nameDate = currentPerson.Name + "_" + UtilDate.ToFile(DateTime.Now);
+
+               //fileName to save the csv
+               string fileName = Util.GetForceSensorSessionDir(currentSession.UniqueID) + 
Path.DirectorySeparatorChar + nameDate + ".csv";
+
+               //lastForceSensorFile to save the images
+               lastForceSensorFile = nameDate;
+
 
                TextWriter writer = File.CreateText(fileName);
                writer.WriteLine("Time (micros);Force(N)");