rattail-project/rattail Changeset

Changeset - 4e81a4fc5cdf

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Lance Edgar (lance) - 12 years ago 2012-08-31 11:54:11
lance@edbob.org

add progress to labels.TwoUpCommandFormatter

1 file changed with 19 insertions and 4 deletions:

rattail/labels.py

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rattail/labels.py

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@@ @@ -142,7 +142,7 @@ class LabelFormatter(edbob.Object): @@
     format = None
     @requires_impl()
     def format_labels(self, labels, *args, **kwargs):
+    def format_labels(self, labels, progress=None, *args, **kwargs):
         """
         Formats ``labels`` and returns the result.
         """
@@ @@ -231,12 +231,17 @@ class TwoUpCommandFormatter(CommandFormatter): @@
         pass
     def format_labels(self, labels):
     def format_labels(self, labels, progress=None):
         prog = None
         if progress:
             prog = progress("Formatting labels", len(labels))
         fmt = StringIO()
         cancel = False
         half_started = False
         for product, quantity in labels:
             for i in range(quantity):
         for i, (product, quantity) in enumerate(labels, 1):
             for j in range(quantity):
                 if half_started:
                     fmt.write('%s\n' % '\n'.join(
                             self.label_body_commands(product, x=self.half_offset)))
@@ @@ -251,6 +256,16 @@ class TwoUpCommandFormatter(CommandFormatter): @@
                     fmt.write('%s\n' % '\n'.join(
                             self.label_body_commands(product, x=0)))
                     half_started = True
             if prog and not prog.update(i):
                 cancel = True
                 break
         if prog:
             prog.destroy()
         if cancel:
             fmt.close()
             return None
         if half_started:
             footer = self.label_footer_commands()

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