from tkinter import *
from tkinter import ttk


class Application:
    def __init__(self):

        self.tela()
        self.frames_tela()
        self.Treeview_show()

        self.window.mainloop()


    def tela(self):

        self.window = Tk()
        self.window.geometry('300x300')

    def frames_tela(self):

        self.frame_1 = Frame(self.window, bd=4, bg='#dfe3ee',
            highlightbackground='#759fe6', highlightthickness=3)

        self.frame_1.place(relx=0.02, rely=0.02, relwidth=0.96,relheight=0.96)


    def Treeview_show(self):

        self.listaCli = ttk.Treeview(self.frame_1, height=3, 
            column=("coll1", "coll2", "coll3", "coll4"))

        self.scroll_list = Scrollbar(self.frame_1, orient='vertical', command=self.listaCli.yview)

        self.listaCli.configure(yscrollcommand=self.scroll_list.set)

        self.listaCli.heading("#0", text="")
        self.listaCli.heading("#1", text="cod")
        self.listaCli.heading("#2", text="data")
        self.listaCli.heading("#3", text="hora")
        self.listaCli.heading("#4", text="valor")

        self.listaCli.column("#0", width=0)
        self.listaCli.column("#1", width=10)
        self.listaCli.column("#2", width=45)
        self.listaCli.column("#3", width=45)
        self.listaCli.column("#4", width=45)

        self.listaCli.place(relx=0.01, rely=0.1, relwidth=0.95, relheight=0.95)

        self.scroll_list.place(relx=0.96, rely=0.1, relwidth=0.04, relheight=0.85)




Application()