from kivy.uix.label import Label
from kivy.core.window import Window

class Command_prompt(Label):
    
    def __init__(self,app,**kwargs):
        # app is used to share information between widgets
        self.app=app

        # insert mode
        self.insert=False

        # init Label
        super(Command_prompt,self).__init__(**kwargs)

        self.keyboard = Window.request_keyboard(None,self,"text")
        self.keyboard.bind(on_textinput=self.on_textinput,on_key_down=self.on_key_down)

    def on_key_down(self, keyboard, keycode, text, modifiers):
        if self.insert:
            if keycode[1]=="enter":
                self.insert=False
                self.text=""

    def on_textinput(self,window,text):
        if self.insert:
            self.text+=text
        elif text==':':
            self.text+=text
            self.insert=True