WPKG-GP-Client.py 文件源码

def OnAbortButton(self, e):
        if not self.running:
            self.Close()
            return
        dlg_title = _(u"Cancel")
        dlg_msg = _(u"System update in progress!\n\n Canceling this Progress could result in installation issues.\n"
                    u"Cancel?")
        dlg = wx.MessageDialog(self, dlg_msg, dlg_title, wx.YES_NO|wx.YES_DEFAULT|wx.ICON_EXCLAMATION)
        if dlg.ShowModal() == wx.ID_YES:
            dlg.Destroy()
            if not self.running:
                # WPKG Process by this client has finished, no cancel possible
                return
            print 'Aborting WPKG Process' #TODO: MOVE TO DEBUG LOGGER
            self.shouldAbort = True
            msg = 'Cancel'
            try:
                pipeHandle = CreateFile("\\\\.\\pipe\\WPKG", GENERIC_READ | GENERIC_WRITE, 0, None, OPEN_EXISTING, 0, None)
            except pywintypes.error, (n, f, e):
                print "Error when generating pipe handle: %s" % e #TODO: MOVE TO DEBUG LOGGER
                return 1

            SetNamedPipeHandleState(pipeHandle, PIPE_READMODE_MESSAGE, None, None)
            WriteFile(pipeHandle, msg)