from kivy.app import App from kivy.uix.floatlayout import FloatLayout from kivy.factory import Factory from kivy.properties import ObjectProperty from kivy.uix.popup import Popup import os class LoadDialog(FloatLayout): load = ObjectProperty(None) cancel = ObjectProperty(None) class SaveDialog(FloatLayout): save = ObjectProperty(None) text_input = ObjectProperty(None) cancel = ObjectProperty(None) class Root(FloatLayout): loadfile = ObjectProperty(None) savefile = ObjectProperty(None) text_input = ObjectProperty(None) def dismiss_popup(self): self._popup.dismiss() def show_load(self): content = LoadDialog(load=self.load, cancel=self.dismiss_popup) self._popup = Popup(title="Load file", content=content, size_hint=(0.9, 0.9)) self._popup.open() def show_save(self): content = SaveDialog(save=self.save, cancel=self.dismiss_popup) self._popup = Popup(title="Save file", content=content, size_hint=(0.9, 0.9)) self._popup.open() def load(self, path, filename): with open(os.path.join(path, filename[0])) as stream: self.text_input.text = stream.read() self.dismiss_popup() def save(self, path, filename): with open(os.path.join(path, filename), 'w') as stream: stream.write(self.text_input.text) self.dismiss_popup() class Editor(App): pass Factory.register('Root', cls=Root) Factory.register('LoadDialog', cls=LoadDialog) Factory.register('SaveDialog', cls=SaveDialog) if __name__ == '__main__': Editor().run()