load a palette from a block

1 files changed, 24 insertions, 0 deletions

diff --git a/pysamples/load_palette.py b/pysamples/load_palette.py
new file mode 100644
index 0000000..85e4910
--- /dev/null
+++ b/pysamples/load_palette.py
@@ -0,0 +1,24 @@
+#Copyright (c) 2012, Walter Bender
+
+# This procedure is invoked when the user-definable block on the
+# "extras" palette is selected.
+
+# Usage: Import this code into a Python (user-definable) block; when
+# it is run, the selected palette is loaded
+
+
+def myblock(tw, arg):
+    ''' Select a palette '''
+
+    from TurtleArt.tapalette import make_palette, palette_name_to_index
+    from TurtleArt.talogo import primitive_dictionary
+    from gettext import gettext as _
+
+    # Select the palette, which will now include the new block.
+    if type(arg) == int:
+        tw.show_toolbar_palette(arg)
+    else:
+        if type(arg) == unicode:
+            arg = arg.encode('ascii', 'replace')
+        tw.show_toolbar_palette(palette_name_to_index(arg))
+