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76 lines
1.9 KiB
76 lines
1.9 KiB
6 years ago
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import pythoncom
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from win32com.server import util
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from win32com.server import exception
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VT_EMPTY = pythoncom.VT_EMPTY
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class Bag:
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_public_methods_ = [ 'Read', 'Write' ]
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_com_interfaces_ = [ pythoncom.IID_IPropertyBag ]
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def __init__(self):
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self.data = { }
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def Read(self, propName, varType, errorLog):
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print("read: name=", propName, "type=", varType)
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if propName not in self.data:
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if errorLog:
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hr = 0x80070057
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exc = pythoncom.com_error(0, "Bag.Read", "no such item", None, 0, hr)
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errorLog.AddError(propName, exc)
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raise exception.Exception(scode=hr)
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return self.data[propName]
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def Write(self, propName, value):
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print("write: name=", propName, "value=", value)
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self.data[propName] = value
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class Target:
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_public_methods_ = [ 'GetClassID', 'InitNew', 'Load', 'Save' ]
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_com_interfaces_ = [ pythoncom.IID_IPersist,
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pythoncom.IID_IPersistPropertyBag ]
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def GetClassID(self):
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raise exception.Exception(scode=0x80004005) # E_FAIL
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def InitNew(self):
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pass
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def Load(self, bag, log):
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print(bag.Read('prop1', VT_EMPTY, log))
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print(bag.Read('prop2', VT_EMPTY, log))
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try:
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print(bag.Read('prop3', VT_EMPTY, log))
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except exception.Exception:
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pass
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def Save(self, bag, clearDirty, saveAllProps):
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bag.Write('prop1', 'prop1.hello')
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bag.Write('prop2', 'prop2.there')
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class Log:
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_public_methods_ = [ 'AddError' ]
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_com_interfaces_ = [ pythoncom.IID_IErrorLog ]
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def AddError(self, propName, excepInfo):
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print("error: propName=", propName, "error=", excepInfo)
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def test():
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bag = Bag()
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target = Target()
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log = Log()
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target.Save(bag, 1, 1)
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target.Load(bag, log)
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comBag = util.wrap(bag, pythoncom.IID_IPropertyBag)
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comTarget = util.wrap(target, pythoncom.IID_IPersistPropertyBag)
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comLog = util.wrap(log, pythoncom.IID_IErrorLog)
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comTarget.Save(comBag, 1, 1)
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comTarget.Load(comBag, comLog)
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if __name__ == '__main__':
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test()
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