fix a few bugs..

git-svn-id: http://www.neo1973-germany.de/svn@166 46df4e5c-bc4e-4628-a0fc-830ba316316d

PyTracker/trunk/PyTrackerClient.py

@@ -95,11 +95,17 @@ class TrackClient:
 
 	def StartTrack(self):
 		self.SendData(self.__username, self.__pwhash, action="START")
+
 # call self.UpdatePosition() when a dbus signal "PositionChanged" comes along the system bus
-		if self.terminator:
-                        self.terminator.delete()
+# if an event handler has already been set, delete it!
+                try:
+                        if self.terminator:
+                                self.terminator.delete()
+                except:
+                        pass
                 self.terminator = self.pos_iface.connect_to_signal("PositionChanged", self.UpdateData)
-		
+
+
         def StopTrack(self):
                 self.SendData(self.__username, self.__pwhash, action="STOP")
 

PyTracker/trunk/WriteGPX.py

@@ -7,6 +7,7 @@ This is a Class to create *.gpx Files
 Usage:
 open new file: file = WriteGPX(filename)
 write trackpint: file.write(lat, lon, alt, utctime)
+get status: file.GetStatus()
 close file: file.close()
 The file musst be closed, otherwise the file will be incomplete
 '''
@@ -15,6 +16,7 @@ from __future__ import with_statement
 class WriteGPX:
         def __init__(self, filename):
                 self.filename = filename
+                self.status = 'started'
                 self.header = '<?xml version="1.0" encoding="UTF-8"?>\n\
 <gpx        version="1.1"\n\
         creator="WriteGPX - Python Class used in PyTracker.py"\n\
@@ -25,17 +27,29 @@ class WriteGPX:
 <trkseg>\n'
                 self.footer = '</trkseg>\n</trk>\n</gpx>\n'
                 
-                with open(self.filename,'a') as file:
+                with open(self.filename,'w') as file:
                         file.write(self.header)
+                self.status = 'active'
+                print "file started!"
         
         def write(self, lat, lon, ele, time):
                 self.trackpoint = '<trkpt lat="%s" lon="%s">\n\
                 <ele>%s</ele>\n\
                 <time>%s</time>\n\
 </trkpt>\n' % (lat, lon, ele, time)
-                with open(self.filename,'a') as file:
-                        file.write(self.trackpoint)
+                if self.status != 'closed':
+                        with open(self.filename,'a') as file:
+                               file.write(self.trackpoint)
+                print "file updated!"
         
         def close(self):
                 with open(self.filename,'a') as file:
-                        file.write(self.footer)
+                        if self.status != 'closed':
+                                file.write(self.footer)
+                                self.status = 'closed'
+                                print "file closed successfully"
+                        else:
+                                print "file closed already!"
+
+        def GetStatus():
+                print self.status