Eeschema: fix bug Bug #956818

eeschema/bus-wire-junction.cpp

@@ -107,7 +107,21 @@ void SCH_EDIT_FRAME::BeginSegment( wxDC* DC, int type )
     SCH_LINE* nextSegment;
     wxPoint   cursorpos = GetScreen()->GetCrossHairPosition();
 
+    // We should know id a segment is currently in progress
     segment = (SCH_LINE*) GetScreen()->GetCurItem();
+    if( segment )   // a current item exists, but not necessary a currently edited item
+    {
+        if( !segment->GetFlags() || ( segment->Type() != SCH_LINE_T ) )
+        {
+            if( segment->GetFlags() )
+            {
+                wxLogDebug( wxT( "BeginSegment: item->GetFlags()== %X" ),
+                    segment->GetFlags() );
+            }
+            // no wire, bus or graphic line in progress
+            segment = NULL;
+        }
+    }
 
     if( !segment )  /* first point : Create first wire or bus */
     {

include/pcbcommon.h

@@ -9,14 +9,10 @@
 #include <dlist.h>
 #include <layers_id_colors_and_visibility.h>  // LAYER_COUNT and NB_COPPER_LAYERS definitions.
 
-//#include <wx/string.h>                        // wxString class.
-//#include <wx/arrstr.h>                        // wxArrayString class.
-
 
 #define MIN_DRAW_WIDTH      1               ///< Minimum trace drawing width.
 
 
-//class PCB_SCREEN;
 class D_PAD;
 class TRACK;
 class BOARD;