220e6bfe40
rename directory 'python' to 'interface', for I think it is a better name for its included python scripts function.
43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
#!/usr/bin/python
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class Sequence:
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''' implement sequence in interface xml'''
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dict={}
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def __init__(self, xml_node):
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self.steps = [ s.attributes["name"].value for s in xml_node.childNodes
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if s.nodeType == s.ELEMENT_NODE and s.nodeName == "widget" ]
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self.current_step = 0
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def set_current_step(self, st):
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''' set current step based on input step name'''
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self.current_step = self.steps.index(st)
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@staticmethod
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def set_current_sequence(name):
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Sequence.current_sequence = Sequence.dict[name]
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@staticmethod
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def current():
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return (Sequence.current_sequence, Sequence.current_sequence.steps[Sequence.current_sequence.current_step])
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@staticmethod
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def previous():
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if Sequence.current_sequence.current_step:
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Sequence.current_sequence.current_step -= 1
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return Sequence.current_sequence.steps[Sequence.current_sequence.current_step]
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@staticmethod
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def next():
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if Sequence.current_sequence.current_step < len(Sequence.current_sequence.steps)-1:
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Sequence.current_sequence.current_step += 1
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return Sequence.current_sequence.steps[Sequence.current_sequence.current_step]
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def construct(xml_root):
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''' construct Sequence's static members'''
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for s in xml_root.childNodes:
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if s.nodeType == s.ELEMENT_NODE and s.nodeName == "sequence":
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Sequence.dict[s.attributes["name"].value] = Sequence(s)
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