Version 4.0

Container.py

@@ -2522,7 +2522,8 @@ def DiagramModified(self):
 				for string,win in list(D.items()):
 					printOnStatusBar(win.statusbar, {0:"%s %s"%(string ,_("modified")), 1:os.path.basename(diagram.last_name_saved), 2:''})
 
-				win.FindWindowByName('tb').EnableTool(Menu.ID_SAVE, self.diagram.modify)
+				tb = win.GetToolBar()
+				tb.EnableTool(Menu.ID_SAVE, self.diagram.modify)
 
 		###
 		def OnMotion(self, event):

LibraryTree.py

@@ -41,6 +41,8 @@
 from ImportLibrary import DeleteBox
 from Complexity import GetMacCabeMetric
 
+from pubsub import pub
+
 _ = wx.GetTranslation
 
 #----------------------------------------------------------------------------------------------------

Menu.py

@@ -715,7 +715,9 @@ def __init__(self, parent):
 		InsertItem = self.InsertItem if wx.VERSION_STRING < '4.0' else self.Insert
 
 		item = parent.GetSelection()
-		if parent.ItemHasChildren(item):
+		path = parent.GetItemPyData(item)
+
+		if os.path.isdir(path):
 			new_model = wx.MenuItem(self, ID_NEW_MODEL_LIB, _('New Model'), _('Add a new model to the selected library'))
 			new_model.SetBitmap(wx.Bitmap(os.path.join(ICON_PATH_16_16, 'new.png')))
 			InsertItem(0, new_model)

Mixins/Savable.py

@@ -52,7 +52,8 @@
 from tempfile import gettempdir
 
 from Decorators import BuzyCursorNotification, StatusBarNotification, cond_decorator
-from Utilities import itersubclasses, getTopLevelWindow
+from Utilities import itersubclasses, getTopLevelWindow, NotificationMessage
+
 from XMLModule import makeDEVSXML, getDiagramFromXMLSES
 from Join import makeJoin, makeDEVSConf
 from .Abstractable import Abstractable
@@ -213,6 +214,7 @@ def Save(self, obj_dumped, fileName = None):
 				mainW.tree.SortChildren(mainW.tree.root)
 
 			except Exception as info:
+				NotificationMessage(_('Error'), _("Problem saving (during the zip handling): %s -- %s\n")%(str(fileName),info), parent=self, timeout=5)
 				sys.stderr.write(_("Problem saving (during the zip handling): %s -- %s\n")%(str(fileName),info))
 				return False
 			else: