pieface_gui.py 文件源码

def openfiles(self):
        """ Open dialog for selecting CIF files"""
        options = {}
        options['initialdir'] = '{0}'.format(os.path.expanduser('~'))
        options['filetypes'] = [('all files', '.*'), ('CIF files', '.cif')]
        options['title'] = 'CIF files for processing'
        options['defaultextension'] = '.cif'
        filenames = tkFileDialog.askopenfilenames(parent=self.parent, **options)

        filelist = self.parent.tk.splitlist(filenames)

        for file in filelist:
            if os.path.normpath(file) not in self.filenames:
                self.filenames.append(os.path.normpath(file))
                self.filebox.insert(tk.END, os.path.basename(file) )
        if len(self.filenames) > 0:
            self.clearbutton.configure(state='normal')