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-rw-r--r--TurtleArt/tawindow.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/TurtleArt/tawindow.py b/TurtleArt/tawindow.py
index 4f76df6..11051a0 100644
--- a/TurtleArt/tawindow.py
+++ b/TurtleArt/tawindow.py
@@ -127,6 +127,7 @@ class TurtleArtWindow():
self.path = path
self.load_save_folder = os.path.join(path, 'samples')
self.py_load_save_folder = os.path.join(path, 'pysamples')
+ self.used_block_list = [] # Which blocks has the user used?
self.save_folder = None
self.save_file_name = None
self.width = gtk.gdk.screen_width()
@@ -1308,6 +1309,8 @@ class TurtleArtWindow():
newblk.connections[i + 1] = argblk
self.drag_group = find_group(newblk)
self.block_operation = 'new'
+ if newblk.name not in self.used_block_list:
+ self.used_block_list.append(newblk.name)
def _new_macro(self, name, x, y):
""" Create a "macro" (predefined stack of blocks). """
@@ -2759,6 +2762,8 @@ class TurtleArtWindow():
blk.spr.set_layer(BLOCK_LAYER)
if check_dock:
blk.connections = 'check'
+ if blk.name not in self.used_block_list:
+ self.used_block_list.append(blk.name)
return blk
def load_start(self, ta_file=None):