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author | Walter Bender <walter@sugarlabs.org> | 2010-10-20 00:09:19 (GMT) |
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committer | Walter Bender <walter@sugarlabs.org> | 2010-10-20 00:09:19 (GMT) |
commit | 25320dff083ef6dfeadf416956353bc42cd7d54c (patch) | |
tree | 36202132a0204e97428d46a3a038926a956b81d5 /TurtleArt/tawindow.py | |
parent | 28eb1393e56dc0bceee44a5fa05c7296028a5b66 (diff) |
only allow one start, hat1, or hat2 block per project
Diffstat (limited to 'TurtleArt/tawindow.py')
-rw-r--r-- | TurtleArt/tawindow.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/TurtleArt/tawindow.py b/TurtleArt/tawindow.py index 1bc7ab8..2853bbd 100644 --- a/TurtleArt/tawindow.py +++ b/TurtleArt/tawindow.py @@ -782,6 +782,11 @@ class TurtleArtWindow(): elif blk.name in MACROS: self._new_macro(blk.name, x + 20, y + 20) else: + # You can only have one instance of some blocks + if blk.name in ['start', 'hat1', 'hat2']: + if self.block_list.get_block_of_same_type_and_name( + 'block', blk.name) is not None: + return True blk.highlight() self._new_block(blk.name, x, y) blk.unhighlight() |