iebutton.py 文件源码

def SetSite(self,unknown):
        if unknown:
            # first get a command target
            cmdtarget = unknown.QueryInterface(axcontrol.IID_IOleCommandTarget)
            # then travel over to a service provider
            serviceprovider = cmdtarget.QueryInterface(pythoncom.IID_IServiceProvider)
            # finally ask for the internet explorer application, returned as a dispatch object
            self.webbrowser = win32com.client.Dispatch(serviceprovider.QueryService('{0002DF05-0000-0000-C000-000000000046}',pythoncom.IID_IDispatch))
        else:
            # lose all references
            self.webbrowser = None