from ..VDM import VDM
import tkinter as tk
import i3
from tkinter import ttk
import os

class tkinter:
	def __init__(self):
		""" init vdm object and create GUI """
		self.v = VDM()
		self.indice = 0
		self.vdm = self.v.get()

		self.root = tk.Tk()
		self.gui(self.root)

	def nextAction(self, event=None):
		if self.indice == len(self.vdm)-1:
			self.vdm = self.v.get()
			self.indice = 0
		else:
			self.indice+=1
		self.render()

	def prevAction(self, event=None):
		if self.indice > 0:
			self.indice-=1
		self.render()

	def gui(self, master):
		self.mainwindow = ttk.Frame(master)
		self.message = tk.Message(master, text="No VDM load for the moment", width="400")

		self.next = ttk.Button(master, text=">>", command=self.nextAction)
		self.prev = ttk.Button(master, text="<<", command=self.prevAction)
		self.root.bind('<Left>', self.prevAction)
		self.root.bind('<Right>', self.nextAction)

		self.message.pack(fill="y", side="left", padx="5", pady="5")
		self.prev.pack(fill="y", side="left", pady="1")
		self.next.pack(fill="y", side="right", pady="1")

	def _floatingDisabler(self):
		i3.msg("command", "floating enable")

	def render(self):
		print("indice {}".format(self.indice))

		self.message.configure(text=self.vdm[self.indice])
		self.root.after(1, self._floatingDisabler)
		self.root.mainloop()