show the 3D view on startup

fix no-support-model problem


git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@1067 bbaffbd6-741e-11dd-a85d-61de82d9cad9

src/pycam/Gui/Project.py

@@ -1062,6 +1062,7 @@ class ProjectGui(object):
             # register a callback for the log window
             pycam.Utils.log.add_hook(self.add_log_message)
             self.window.show()
+            self.toggle_3d_view(value=True)
 
     def update_all_controls(self):
         self.update_toolpath_table()
@@ -2732,6 +2733,7 @@ class ProjectGui(object):
             self.settings.emit_event("model-change-after")
             if self.model and self.view3d and self.view3d.enabled:
                 self.append_to_queue(self.view3d.reset_view)
+                self.append_to_queue(self.toggle_3d_view, value=True)
             return True
         else:
             return False

src/pycam/Gui/Settings.py

@@ -599,6 +599,7 @@ class ToolpathSettings(object):
         self.bounds = {}
         self.tool_settings = {}
         self.process_settings = {}
+        self.support_model = None
 
     def set_bounds(self, bounds):
         low, high = bounds.get_absolute_limits()