designer.py 文件源码

def do_open(self, evt):
        dlg = wx.FileDialog(
            self, message="Choose a file",
            defaultDir=os.getcwd(), 
            defaultFile="invoice.csv",
            wildcard="CSV Files (*.csv)|*.csv",
            style=wx.OPEN 
            )

        if dlg.ShowModal() == wx.ID_OK:
            # This returns a Python list of files that were selected.
            self.filename = dlg.GetPaths()[0]

        dlg.Destroy()
        self.SetTitle(self.filename + " - " + self.title)

        self.do_new()
        tmp = []
        for lno, linea in enumerate(open(self.filename).readlines()):
            if DEBUG: print "processing line", lno, linea
            args = []
            for i,v in enumerate(linea.split(";")):
                if not v.startswith("'"): 
                    v = v.replace(",",".")
                else:
                    v = v#.decode('latin1')
                if v.strip()=='':
                    v = None
                else:
                    v = eval(v.strip())
                args.append(v)
            tmp.append(args)

        # sort by z-order (priority)
        for args in sorted(tmp, key=lambda t: t[-1]):
            if DEBUG: print args
            self.create_elements(*args)
        self.diagram.ShowAll( 1 )                       #

        return True