diff -r b0d6819119c3 -r cfa295862d55 graphics/GraphicCommons.py
--- a/graphics/GraphicCommons.py	Mon Jul 04 15:24:44 2011 +0200
+++ b/graphics/GraphicCommons.py	Fri Aug 12 17:04:55 2011 +0200
@@ -1260,7 +1260,7 @@
         self.Valid = True
         self.Value = None
         self.Forced = False
-        self.Pen = wx.BLACK_PEN
+        self.Selected = False
         self.Errors = {}
         self.RefreshNameSize()
     
@@ -1285,9 +1285,9 @@
             height = CONNECTOR_SIZE
         return wx.Rect(x - abs(movex), y - abs(movey), width + 2 * abs(movex), height + 2 * abs(movey))
     
-    # Change the connector pen
-    def SetPen(self, pen):
-        self.Pen = pen
+    # Change the connector selection
+    def SetSelected(self, selected):
+        self.Selected = selected
     
     # Make a clone of the connector
     def Clone(self, parent = None):
@@ -1575,7 +1575,10 @@
     
     # Draws the connector
     def Draw(self, dc):
-        if len(self.Errors) > 0:
+        if self.Selected:
+            dc.SetPen(wx.Pen(wx.BLUE, 3))
+            dc.SetBrush(wx.WHITE_BRUSH)
+        elif len(self.Errors) > 0:
             dc.SetPen(wx.RED_PEN)
             dc.SetBrush(wx.Brush(wx.Colour(255, 255, 0)))
         else:
@@ -1591,7 +1594,7 @@
             elif self.Forced:
                 dc.SetPen(wx.Pen(wx.BLUE))
             else:
-                dc.SetPen(self.Pen)
+                dc.SetPen(wx.BLACK_PEN)
             dc.SetBrush(wx.WHITE_BRUSH)
         parent_pos = self.ParentBlock.GetPosition()
         
@@ -1616,9 +1619,14 @@
                 # If connector has a falling edge, draw a left arrow
                 dc.DrawLine(xstart, ystart, xstart + 4, ystart - 4)
                 dc.DrawLine(xstart, ystart, xstart + 4, ystart + 4)
-            xend = xstart + CONNECTOR_SIZE * self.Direction[0]
-            yend = ystart + CONNECTOR_SIZE * self.Direction[1]
-            dc.DrawLine(xstart + self.Direction[0], ystart + self.Direction[1], xend, yend)
+            if self.Selected:
+                xend = xstart + (CONNECTOR_SIZE - 2) * self.Direction[0]
+                yend = ystart + (CONNECTOR_SIZE - 2) * self.Direction[1]
+                dc.DrawLine(xstart + 2 * self.Direction[0], ystart + 2 * self.Direction[1], xend, yend)
+            else:
+                xend = xstart + CONNECTOR_SIZE * self.Direction[0]
+                yend = ystart + CONNECTOR_SIZE * self.Direction[1]
+                dc.DrawLine(xstart + self.Direction[0], ystart + self.Direction[1], xend, yend)
         if len(self.Errors) > 0:
             dc.SetPen(self.Pen)
             dc.SetBrush(wx.WHITE_BRUSH)
@@ -1900,25 +1908,25 @@
         # The selected segment is reinitialised
         if segment == None:
             if self.StartConnected:
-                self.StartConnected.SetPen(wx.BLACK_PEN)
+                self.StartConnected.SetSelected(False)
             if self.EndConnected:
-                self.EndConnected.SetPen(wx.BLACK_PEN)
+                self.EndConnected.SetSelected(False)
         # The segment selected is the first
         elif segment == 0:
             if self.StartConnected:
-                self.StartConnected.SetPen(wx.Pen(wx.BLUE))
+                self.StartConnected.SetSelected(True)
             if self.EndConnected:
                 # There is only one segment
                 if len(self.Segments) == 1:
-                    self.EndConnected.SetPen(wx.Pen(wx.BLUE))
+                    self.EndConnected.SetSelected(True)
                 else:
-                    self.EndConnected.SetPen(wx.BLACK_PEN)
+                    self.EndConnected.SetSelected(False)
         # The segment selected is the last
         elif segment == len(self.Segments) - 1:
             if self.StartConnected:
-                self.StartConnected.SetPen(wx.BLACK_PEN)
+                self.StartConnected.SetSelected(False)
             if self.EndConnected:
-                self.EndConnected.SetPen(wx.Pen(wx.BLUE))
+                self.EndConnected.SetSelected(True)
         self.SelectedSegment = segment
         self.Refresh()
     
@@ -2044,7 +2052,7 @@
         return None
     
     # Define the wire points
-    def SetPoints(self, points):
+    def SetPoints(self, points, verify=True):
         if len(points) > 1:
             self.Points = [wx.Point(x, y) for x, y in points]
             # Calculate the start and end directions
@@ -2061,7 +2069,7 @@
             self.Segments = []
             i = 0
             while i < len(self.Points) - 1:
-                if 0 < i < len(self.Points) - 2 and \
+                if verify and 0 < i < len(self.Points) - 2 and \
                    self.Points[i] == self.Points[i + 1] and \
                    self.Segments[-1] == vector(self.Points[i + 1], self.Points[i + 2]):
                     for j in xrange(2):
@@ -2745,11 +2753,13 @@
         dc.DrawPoint(self.Points[-1].x, self.Points[-1].y)
         # Draw the segment selected in red
         if not getattr(dc, "printing", False) and self.SelectedSegment is not None:
-            dc.SetPen(wx.RED_PEN)
-            dc.DrawLine(self.Points[self.SelectedSegment].x, self.Points[self.SelectedSegment].y,
-                        self.Points[self.SelectedSegment + 1].x, self.Points[self.SelectedSegment + 1].y)
+            dc.SetPen(wx.Pen(wx.BLUE, 3))
             if self.SelectedSegment == len(self.Segments) - 1:
-                dc.DrawPoint(self.Points[-1].x, self.Points[-1].y)
+                end = 0
+            else:
+                end = 1
+            dc.DrawLine(self.Points[self.SelectedSegment].x - 1, self.Points[self.SelectedSegment].y,
+                        self.Points[self.SelectedSegment + 1].x + end, self.Points[self.SelectedSegment + 1].y)
         if self.Value is not None and not isinstance(self.Value, BooleanType) and self.Value != "undefined":
             dc.SetFont(self.Parent.GetMiniFont())
             dc.SetTextForeground(wx.NamedColour("purple"))