1914         to_delete = []

  1914         if self.Controler is not None:

  1915         blocktypes = self.Controler.GetBlockTypes()

  1915             to_delete = []

  1916         root = self.LibraryTree.GetRootItem()

  1916             blocktypes = self.Controler.GetBlockTypes()

  1917         if not root.IsOk():

  1917             root = self.LibraryTree.GetRootItem()

  1918             root = self.LibraryTree.AddRoot("")

  1918             if not root.IsOk():

  1919         if wx.VERSION >= (2, 6, 0):

  1919                 root = self.LibraryTree.AddRoot("")

  1920             category_item, root_cookie = self.LibraryTree.GetFirstChild(root)

  1920             if wx.VERSION >= (2, 6, 0):

  1921         else:

  1921                 category_item, root_cookie = self.LibraryTree.GetFirstChild(root)

  1922             category_item, root_cookie = self.LibraryTree.GetFirstChild(root, 0)

  1923         for category in blocktypes:

  1924             category_name = category["name"]

  1925             if not category_item.IsOk():

  1926                 category_item = self.LibraryTree.AppendItem(root, _(category_name))

  1927                 if wx.Platform != '__WXMSW__':

  1928                     category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1930                 self.LibraryTree.SetItemText(category_item, _(category_name))

  1923                 category_item, root_cookie = self.LibraryTree.GetFirstChild(root, 0)

  1931             self.LibraryTree.SetPyData(category_item, {"type" : CATEGORY})

  1924             for category in blocktypes:

  1932             if wx.VERSION >= (2, 6, 0):

  1925                 category_name = category["name"]

  1933                 blocktype_item, category_cookie = self.LibraryTree.GetFirstChild(category_item)

  1926                 if not category_item.IsOk():

  1934             else:

  1927                     category_item = self.LibraryTree.AppendItem(root, _(category_name))

  1935                 blocktype_item, category_cookie = self.LibraryTree.GetFirstChild(category_item, 0)        

  1936             for blocktype in category["list"]:

  1937                 if not blocktype_item.IsOk():

  1938                     blocktype_item = self.LibraryTree.AppendItem(category_item, blocktype["name"])

  1940                         blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1929                         category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1942                     self.LibraryTree.SetItemText(blocktype_item, blocktype["name"])

  1931                     self.LibraryTree.SetItemText(category_item, _(category_name))

  1943                 self.LibraryTree.SetPyData(blocktype_item, {"type" : BLOCK, "block_type" : blocktype["type"], "inputs" : tuple([type for name, type, modifier in blocktype["inputs"]])})

  1932                 self.LibraryTree.SetPyData(category_item, {"type" : CATEGORY})

  1944                 blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1933                 if wx.VERSION >= (2, 6, 0):

  1945             while blocktype_item.IsOk():

  1934                     blocktype_item, category_cookie = self.LibraryTree.GetFirstChild(category_item)

  1946                 to_delete.append(blocktype_item)

  1935                 else:

  1947                 blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1936                     blocktype_item, category_cookie = self.LibraryTree.GetFirstChild(category_item, 0)        

  1948             category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1937                 for blocktype in category["list"]:

  1949         while category_item.IsOk():

  1938                     if not blocktype_item.IsOk():

  1950             to_delete.append(category_item)

  1939                         blocktype_item = self.LibraryTree.AppendItem(category_item, blocktype["name"])

  1951             category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1940                         if wx.Platform != '__WXMSW__':

  1952         for item in to_delete:

  1941                             blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1953             self.LibraryTree.Delete(item)

  1942                     else:

  1943                         self.LibraryTree.SetItemText(blocktype_item, blocktype["name"])

  1944                     self.LibraryTree.SetPyData(blocktype_item, {"type" : BLOCK, "block_type" : blocktype["type"], "inputs" : tuple([type for name, type, modifier in blocktype["inputs"]])})

  1945                     blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1946                 while blocktype_item.IsOk():

  1947                     to_delete.append(blocktype_item)

  1948                     blocktype_item, category_cookie = self.LibraryTree.GetNextChild(category_item, category_cookie)

  1949                 category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1950             while category_item.IsOk():

  1951                 to_delete.append(category_item)

  1952                 category_item, root_cookie = self.LibraryTree.GetNextChild(root, root_cookie)

  1953             for item in to_delete:

  1954                 self.LibraryTree.Delete(item)