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Handle attempts to set tags to the empty string

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Charles Haley 2010-06-02 23:47:54 +01:00
parent 91dd1ca76a
commit 477d947899
1 changed files with 5 additions and 0 deletions
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5
src/calibre/gui2/dialogs/tag_list_editor.py
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@ -37,6 +37,11 @@ class TagListEditor(QDialog, Ui_TagListEditor):
self.connect(self.available_tags, SIGNAL('itemChanged(QListWidgetItem *)'), self.finish_editing)
def finish_editing(self, item):
if not item.text():
error_dialog(self, 'Tag is blank',
'A tag cannot be set to nothing. Delete it instead.'%(item.text())).exec_()
item.setText(self.item_before_editing.text())
return
if item.text() != self.item_before_editing.text():
if item.text() in self.all_tags.keys() or item.text() in self.to_rename.keys():
error_dialog(self, 'Tag already used',