def change_encode(self, document, encode):
#TODO: this method isn't use the document passed argument
#TODO: what happen if a invalid encoding is passed?
"""
Change the text encode of a document.
@param document: a document to change the encoding
@type document: a Document.
@param encode: encode name.
@type encode: a String.
"""
page_num = self.get_current_page()
if page_num != -1:
document = self.get_nth_page(page_num)
if document.encode != encode:
file_uri = document.file_uri
if file_uri != "":
if not document.is_updated():
dialog = CloseAlertDialog()
dialog.set_markup(constants.MESSAGE_0014)
button_clicked = dialog.run()
if button_clicked == gtk.RESPONSE_DELETE_EVENT:
dialog.destroy()
return
elif button_clicked == 1:
dialog.destroy()
elif button_clicked == 2:
dialog.destroy()
return
elif button_clicked == 3:
self.save_active_tab(file_uri)
dialog.destroy()
self.__remove_tab(document)
self.open_tab(file_uri, encode)
else:
self.__remove_tab(document)
self.open_tab(file_uri, encode)
new_page_num = self.get_current_page()
document = self.get_nth_page(new_page_num)
self.reorder_child(document, page_num)
